fzus53 kapx 171842
nshapx
expires:202605180700;;724403

nearshore marine forecast
national weather service gaylord mi
242 pm edt sun may 17 2026

for waters within five nautical miles of shore on lakes huron...
michigan and superior. 

waves are the significant wave height - the average of the highest 
1/3 of the wave spectrum. occasional wave height is the average of 
the highest 1/10 of the wave spectrum.


lhz347-180700-
5nm east of mackinac bridge to presque isle light mi including
bois blanc island-
242 pm edt sun may 17 2026

.tonight...southeast wind 10 to 20 knots. rain showers early in
the evening. chance of thunderstorms through the night. chance of
showers after midnight. waves 2 to 4 feet. 
.monday...southwest wind 10 to 15 knots. chance of showers and
thunderstorms. waves 2 to 4 feet. 
.monday night...south wind 5 to 10 knots. chance of showers and
thunderstorms. waves 2 feet or less. 
.tuesday...southwest wind 15 to 25 knots. rain showers. waves
3 to 5 feet. 

winds and waves higher in the vicinity of thunderstorms.

see the open lakes forecast for days 3 through 5.

$$

fzus53 kapx 171842
nshapx
expires:202605180700;;724402

nearshore marine forecast
national weather service gaylord mi
242 pm edt sun may 17 2026

for waters within five nautical miles of shore on lakes huron...
michigan and superior. 

waves are the significant wave height - the average of the highest 
1/3 of the wave spectrum. occasional wave height is the average of 
the highest 1/10 of the wave spectrum.


lhz346-180700-
st ignace to false detour channel-
242 pm edt sun may 17 2026

...small craft advisory in effect from 8 pm edt this evening
through late tonight...

.tonight...southeast wind 10 to 20 knots. gusts to 25 knots. rain
showers early in the evening. chance of thunderstorms through the
night. rain showers likely after midnight. waves 3 to 5 feet. 
.monday...south wind 10 to 15 knots. chance of showers and slight
chance of thunderstorms. waves 2 to 4 feet. 
.monday night...south wind 10 to 15 knots. rain showers likely
and a chance of thunderstorms. waves 2 to 3 feet. 
.tuesday...southwest wind 15 to 25 knots. rain showers. waves
4 to 6 feet. 

winds and waves higher in the vicinity of thunderstorms.

see the open lakes forecast for days 3 through 5.

$$

fzus53 kapx 171842
nshapx
expires:202605180700;;724401

nearshore marine forecast
national weather service gaylord mi
242 pm edt sun may 17 2026

for waters within five nautical miles of shore on lakes huron...
michigan and superior. 

waves are the significant wave height - the average of the highest 
1/3 of the wave spectrum. occasional wave height is the average of 
the highest 1/10 of the wave spectrum.


lhz345-180700-
straits of mackinac within 5 nm of mackinac bridge including
mackinac island-
242 pm edt sun may 17 2026

...small craft advisory in effect from 8 pm edt this evening
through late tonight...

.tonight...southeast wind 10 to 20 knots. gusts to 25 knots. rain
showers early in the evening. chance of thunderstorms through the
night. chance of showers after midnight. waves 2 to 4 feet. 
.monday...southwest wind 10 to 15 knots. chance of showers and
slight chance of thunderstorms. waves 2 to 3 feet. 
.monday night...south wind 10 to 15 knots. rain showers likely
and a chance of thunderstorms. waves 2 feet or less. 
.tuesday...southwest wind 15 to 25 knots. rain showers. waves
2 to 4 feet. 

winds and waves higher in the vicinity of thunderstorms.

see the open lakes forecast for days 3 through 5.

$$

fzus53 kapx 171842
nshapx
expires:202605180700;;724404

nearshore marine forecast
national weather service gaylord mi
242 pm edt sun may 17 2026

for waters within five nautical miles of shore on lakes huron...
michigan and superior. 

waves are the significant wave height - the average of the highest 
1/3 of the wave spectrum. occasional wave height is the average of 
the highest 1/10 of the wave spectrum.


lhz348-180700-
presque isle light to sturgeon pt mi including thunder bay
national marine sanctuary-
242 pm edt sun may 17 2026

.tonight...east wind 10 to 15 knots becoming south after
midnight. rain showers and a chance of thunderstorms early in the
evening, then chance of showers and slight chance of
thunderstorms after midnight. waves 2 to 4 feet. 
.monday...south wind 15 to 20 knots. chance of showers and
thunderstorms. waves 4 to 6 feet. 
.monday night...south wind 10 to 15 knots. chance of showers.
waves 2 to 4 feet. 
.tuesday...southwest wind 10 to 20 knots. rain showers likely.
waves 4 to 6 feet. 

winds and waves higher in the vicinity of thunderstorms.

see the open lakes forecast for days 3 through 5.

$$

fzus53 kapx 171842
nshapx
expires:202605180700;;724405

nearshore marine forecast
national weather service gaylord mi
242 pm edt sun may 17 2026

for waters within five nautical miles of shore on lakes huron...
michigan and superior. 

waves are the significant wave height - the average of the highest 
1/3 of the wave spectrum. occasional wave height is the average of 
the highest 1/10 of the wave spectrum.


lhz349-180700-
sturgeon pt to alabaster mi-
242 pm edt sun may 17 2026

.tonight...northeast wind 10 to 15 knots becoming south after
midnight. chance of showers and thunderstorms early in the
evening. waves 2 to 3 feet. 
.monday...south wind 10 to 20 knots. chance of showers and
thunderstorms. waves 3 to 5 feet. 
.monday night...southwest wind 10 to 20 knots. chance of showers.
waves 2 to 4 feet. 
.tuesday...southwest wind 15 to 25 knots. rain showers likely.
waves 4 to 6 feet. 

winds and waves higher in the vicinity of thunderstorms.

see the open lakes forecast for days 3 through 5.

$$

fzus53 kapx 171842
nshapx
expires:202605180700;;724398

nearshore marine forecast
national weather service gaylord mi
242 pm edt sun may 17 2026

for waters within five nautical miles of shore on lakes huron...
michigan and superior. 

waves are the significant wave height - the average of the highest 
1/3 of the wave spectrum. occasional wave height is the average of 
the highest 1/10 of the wave spectrum.


lmz323-180700-
grand traverse bay south of a line grand traverse light to
norwood mi-
242 pm edt sun may 17 2026

...small craft advisory in effect from 8 pm edt this evening
through monday evening...

.tonight...southeast wind 10 to 20 knots becoming south early in
the morning. gusts to 25 knots. rain showers and a chance of 
thunderstorms early in the evening, then slight chance of showers 
and thunderstorms after midnight. waves 2 to 3 feet. 
.monday...southwest wind 10 to 20 knots. gusts to 25 knots. chance
of showers and slight chance of thunderstorms. waves 2 to 3 feet.
.monday night...south wind 10 to 20 knots. rain showers and a
chance of thunderstorms. waves 2 to 3 feet. 
.tuesday...southwest wind 10 to 20 knots. rain showers likely.
waves 2 to 4 feet. 

winds and waves higher in the vicinity of thunderstorms.

see the open lakes forecast for days 3 through 5.

$$

fzus53 kapx 171842
nshapx
expires:202605180700;;724396

nearshore marine forecast
national weather service gaylord mi
242 pm edt sun may 17 2026

for waters within five nautical miles of shore on lakes huron...
michigan and superior. 

waves are the significant wave height - the average of the highest 
1/3 of the wave spectrum. occasional wave height is the average of 
the highest 1/10 of the wave spectrum.


lmz341-180700-
seul choix point to 5nm west of mackinac bridge-
242 pm edt sun may 17 2026

...small craft advisory in effect from 8 pm edt this evening
through monday evening...

.tonight...southeast wind 10 to 20 knots. gusts to 25 knots. rain
showers early in the evening. chance of thunderstorms through the
night. rain showers likely after midnight. waves 2 to 4 feet. 
.monday...southwest wind 10 to 20 knots. gusts to 25 knots. chance
of showers and slight chance of thunderstorms. waves 4 to 7 feet.
.monday night...southwest wind 15 to 20 knots. rain showers and a
chance of thunderstorms. waves 4 to 6 feet. 
.tuesday...southwest wind 15 to 25 knots. rain showers. waves
6 to 9 feet. 

winds and waves higher in the vicinity of thunderstorms.

see the open lakes forecast for days 3 through 5.

$$

fzus53 kapx 171842
nshapx
expires:202605180700;;724397

nearshore marine forecast
national weather service gaylord mi
242 pm edt sun may 17 2026

for waters within five nautical miles of shore on lakes huron...
michigan and superior. 

waves are the significant wave height - the average of the highest 
1/3 of the wave spectrum. occasional wave height is the average of 
the highest 1/10 of the wave spectrum.


lmz342-180700-
norwood mi to 5nm west of mackinac bridge including little
traverse bay-
242 pm edt sun may 17 2026

...small craft advisory in effect from 8 pm edt this evening
through monday evening...

.tonight...southeast wind 10 to 20 knots. gusts to 25 knots. rain
showers and a chance of thunderstorms early in the evening, then 
chance of showers and slight chance of thunderstorms after 
midnight. waves 2 to 4 feet subsiding to 2 to 3 feet after 
midnight. 
.monday...southwest wind 10 to 20 knots. gusts to 25 knots. chance
of showers and slight chance of thunderstorms. waves 2 to 4 feet.
.monday night...south wind 10 to 15 knots. rain showers and a
chance of thunderstorms. waves 2 to 4 feet. 
.tuesday...southwest wind 15 to 25 knots with gusts to around
35 knots. rain showers. waves 4 to 6 feet. 

winds and waves higher in the vicinity of thunderstorms.

see the open lakes forecast for days 3 through 5.

$$

fzus53 kapx 171842
nshapx
expires:202605180700;;724399

nearshore marine forecast
national weather service gaylord mi
242 pm edt sun may 17 2026

for waters within five nautical miles of shore on lakes huron...
michigan and superior. 

waves are the significant wave height - the average of the highest 
1/3 of the wave spectrum. occasional wave height is the average of 
the highest 1/10 of the wave spectrum.


lmz344-345-180700-
sleeping bear point to grand traverse light mi-
point betsie to sleeping bear point mi-
242 pm edt sun may 17 2026

...small craft advisory in effect from 8 pm edt this evening
through monday evening...

.tonight...east wind 10 to 15 knots becoming south 10 to 20 knots
after midnight. gusts to 25 knots. rain showers and a chance of 
thunderstorms early in the evening, then chance of showers and 
slight chance of thunderstorms after midnight. waves 2 feet or 
less building to 2 to 4 feet after midnight. 
.monday...southwest wind 10 to 20 knots. gusts to 25 knots. chance
of showers and slight chance of thunderstorms. waves 4 to 6 feet.
.monday night...south wind 10 to 20 knots. rain showers and a
chance of thunderstorms. waves 3 to 5 feet. 
.tuesday...southwest wind 15 to 25 knots. rain showers likely.
waves 4 to 7 feet. 

winds and waves higher in the vicinity of thunderstorms.

see the open lakes forecast for days 3 through 5.

$$

fzus53 kapx 171842
nshapx
expires:202605180700;;724400

nearshore marine forecast
national weather service gaylord mi
242 pm edt sun may 17 2026

for waters within five nautical miles of shore on lakes huron...
michigan and superior. 

waves are the significant wave height - the average of the highest 
1/3 of the wave spectrum. occasional wave height is the average of 
the highest 1/10 of the wave spectrum.


lmz346-180700-
manistee to point betsie mi-
242 pm edt sun may 17 2026

...small craft advisory in effect from 8 pm edt this evening
through monday evening...

.tonight...south wind 10 to 20 knots. gusts to 25 knots. rain 
showers likely and a chance of thunderstorms early in the evening,
then slight chance of showers and thunderstorms after midnight. 
waves 2 feet or less building to 3 to 5 feet after midnight. 
.monday...south wind 10 to 20 knots. gusts to 25 knots. chance of
showers and slight chance of thunderstorms. waves 4 to 6 feet. 
.monday night...south wind 10 to 20 knots. chance of showers and
thunderstorms. waves 4 to 6 feet. 
.tuesday...southwest wind 15 to 25 knots. rain showers likely.
waves 5 to 8 feet. 

winds and waves higher in the vicinity of thunderstorms.

see the open lakes forecast for days 3 through 5.

$$

fzus53 kapx 171842
nshapx
expires:202605180700;;724394

nearshore marine forecast
national weather service gaylord mi
242 pm edt sun may 17 2026

for waters within five nautical miles of shore on lakes huron...
michigan and superior. 

waves are the significant wave height - the average of the highest 
1/3 of the wave spectrum. occasional wave height is the average of 
the highest 1/10 of the wave spectrum.


lsz321-180700-
whitefish bay (u.s. portion)/whitefish point to point iroquois mi-
242 pm edt sun may 17 2026

...small craft advisory in effect from 11 pm edt this evening
through monday morning...

.tonight...southeast wind 10 to 20 knots. gusts to 25 knots. rain
showers likely early in the evening. chance of thunderstorms 
through the night. rain showers after midnight. waves 2 to 4 feet.
.monday...south wind 10 to 15 knots. chance of showers and
thunderstorms. waves 2 to 3 feet. 
.monday night...south wind 5 to 10 knots. chance of showers and
thunderstorms. waves 2 feet or less. 
.tuesday...southwest wind 10 to 20 knots. rain showers. waves
4 to 7 feet. 

winds and waves higher in the vicinity of thunderstorms.

see the open lakes forecast for days 3 through 5.

$$

fzus53 kapx 171842
nshapx
expires:202605180700;;724395

nearshore marine forecast
national weather service gaylord mi
242 pm edt sun may 17 2026

for waters within five nautical miles of shore on lakes huron...
michigan and superior. 

waves are the significant wave height - the average of the highest 
1/3 of the wave spectrum. occasional wave height is the average of 
the highest 1/10 of the wave spectrum.


lsz322-180700-
st. marys river point iroquois to e. potagannissing bay-
242 pm edt sun may 17 2026

...small craft advisory in effect from 11 pm edt this evening
through monday morning...

.tonight...southeast wind 10 to 20 knots. gusts to 25 knots. rain
showers early in the evening. chance of thunderstorms through the
night. chance of showers after midnight. 
.monday...south wind 10 to 15 knots. chance of showers and slight
chance of thunderstorms. 
.monday night...south wind 5 to 10 knots. chance of showers and
thunderstorms. 
.tuesday...southwest wind 15 to 20 knots. rain showers. 

winds higher in the vicinity of thunderstorms.

see the open lakes forecast for days 3 through 5.

$$

fzus53 kdlh 172008
nshdlh
expires:202605180400;;727941

nearshore marine forecast
national weather service duluth mn
307 pm cdt sun may 17 2026

for waters within five nautical miles of shore on lake superior.         

waves are the significant wave height - the average of the highest 
1/3 of the wave spectrum. occasional wave height is the average of 
the highest 1/10 of the wave spectrum.


lsz140-180400-
grand portage to grand marais mn-
308 pm cdt sun may 17 2026

...small craft advisory in effect through monday morning...

.tonight...northeast wind 20 to 25 knots. gusts up to 30 knots
decreasing to 25 knots late in the night. slight chance of
showers and thunderstorms in the evening, then rain showers and
chance of thunderstorms after midnight. waves 4 to 7 feet. waves
occasionally to 9 feet. 
.monday...northeast wind 10 to 15 knots with gusts to around
20 knots. chance of showers and thunderstorms in the morning.
waves 2 to 4 feet. 
.monday night...northeast wind 20 to 25 knots with gales to
around 35 knots. rain showers after midnight. waves 4 to 7 feet.
waves occasionally to 10 feet. a gale warning may be needed. 
.tuesday...north wind 20 to 25 knots with gusts to around
30 knots becoming northwest 15 to 20 knots with gusts to around
25 knots in the afternoon. rain showers in the morning. waves
5 to 8 feet subsiding to 1 to 3 feet. waves occasionally to
10 feet. a small craft advisory may be needed. 

$$

fzus53 kdlh 172008
nshdlh
expires:202605180400;;727951

nearshore marine forecast
national weather service duluth mn
307 pm cdt sun may 17 2026

for waters within five nautical miles of shore on lake superior.         

waves are the significant wave height - the average of the highest 
1/3 of the wave spectrum. occasional wave height is the average of 
the highest 1/10 of the wave spectrum.


lsz148-180400-
oak point to saxon harbor wi-
308 pm cdt sun may 17 2026

...small craft advisory in effect until 10 pm cdt this evening...

.tonight...northeast wind 15 to 20 knots with gusts to around
30 knots easing to 5 to 10 knots late in the night. chance of
rain showers in the evening. chance of thunderstorms through the
night. rain showers after midnight. waves 5 to 8 feet subsiding
to 3 to 5 feet after midnight. waves occasionally to 10 feet. 
.monday...northwest wind 5 knots becoming northeast late in the
afternoon. chance of rain showers and slight chance of
thunderstorms in the morning, then slight chance of rain showers
in the afternoon. waves 2 to 4 feet subsiding to 1 to 2 feet in
the afternoon. 
.monday night...northeast wind 5 to 10 knots with gusts to around
20 knots rising to 15 to 20 knots with gusts to around 30 knots
in the late evening and overnight. rain showers likely and slight
chance of thunderstorms in the evening, then rain showers and
chance of thunderstorms after midnight. waves 1 to 2 feet
building to 5 to 8 feet. waves occasionally to 10 feet. a small
craft advisory may be needed. 
.tuesday...north wind 15 to 20 knots with gusts to around
25 knots becoming northwest 5 to 10 knots with gusts to around
20 knots in the afternoon. rain showers in the morning. waves
5 to 8 feet subsiding to 4 to 6 feet late in the afternoon. waves
occasionally to 11 feet. a small craft advisory may be needed. 

$$

fzus53 kdlh 172008
nshdlh
expires:202605180400;;727942

nearshore marine forecast
national weather service duluth mn
307 pm cdt sun may 17 2026

for waters within five nautical miles of shore on lake superior.         

waves are the significant wave height - the average of the highest 
1/3 of the wave spectrum. occasional wave height is the average of 
the highest 1/10 of the wave spectrum.


lsz141-180400-
grand marais to taconite harbor mn-
308 pm cdt sun may 17 2026

...gale warning in effect until 10 pm cdt this evening...

.tonight...northeast wind 20 to 25 knots with gales to around
35 knots easing to 10 to 15 knots with gusts to around 25 knots
late in the night. chance of rain showers in the evening. chance
of thunderstorms through the night. rain showers after midnight.
waves 5 to 8 feet subsiding to 4 to 6 feet late in the night.
waves occasionally to 11 feet. 
.monday...northeast wind 5 to 10 knots becoming northwest late in
the morning, then becoming west early in the afternoon becoming
northeast late in the afternoon. chance of showers and
thunderstorms in the morning. waves 2 to 4 feet subsiding to 1 to
3 feet in the afternoon. a small craft advisory may be needed. 
.monday night...northeast wind 15 to 20 knots with gusts to
around 30 knots. slight chance of rain showers in the evening,
then rain showers after midnight. waves 1 to 3 feet building to
3 to 5 feet after midnight. a small craft advisory may be needed.
.tuesday...north wind 10 to 15 knots with gusts to around
20 knots becoming northwest 5 to 10 knots in the afternoon. rain
showers in the morning. waves 2 to 4 feet subsiding to 1 to
2 feet late in the afternoon. a small craft advisory may be
needed. 

$$

fzus53 kdtx 171939
nshdtx
expires:202605180345;;726755

nearshore marine forecast for michigan
national weather service detroit/pontiac mi
339 pm edt sun may 17 2026

for waters within five nautical miles of shore

waves are the significant wave height - the average of the highest
1/3 of the wave spectrum. occasional wave height is the average of
the highest 1/10 of the wave spectrum.


lhz442-180345-
harbor beach to port sanilac mi-
339 pm edt sun may 17 2026

...small craft advisory in effect from monday morning through
monday evening...

.tonight...northeast winds 5 to 10 knots becoming southeast 10 to
15 knots in the late evening and early morning, then veering to
the south early in the morning. mostly cloudy. scattered showers
and thunderstorms in the evening, then isolated showers after
midnight. waves 1 to 3 feet. 
.monday...south winds 10 to 15 knots increasing to 15 to 20 knots
in the late morning and afternoon. partly cloudy early in the
morning, then mostly sunny with a slight chance of showers in the
late morning and early afternoon. mostly sunny with a chance of
showers and thunderstorms early in the afternoon. waves 1 to
3 feet building to 2 to 4 feet in the late morning and afternoon.
.monday night...southwest winds 15 to 20 knots. mostly cloudy
until early morning becoming partly cloudy. rain showers likely
and a chance of thunderstorms until early morning, then a chance
of showers after midnight. waves 2 to 4 feet subsiding to 1 to
3 feet in the late evening and overnight. 
.tuesday...southwest winds 15 to 20 knots with gusts to 30 knots
increasing to 20 to 25 knots with gusts to 30 knots early in the
afternoon. a chance of showers early in the morning. light
showers and a chance of thunderstorms early in the afternoon.
waves 2 to 4 feet. 

see lake huron open lake forecast for days 3 through 5.

$$

fzus53 kdtx 171939
nshdtx
expires:202605180345;;726756

nearshore marine forecast for michigan
national weather service detroit/pontiac mi
339 pm edt sun may 17 2026

for waters within five nautical miles of shore

waves are the significant wave height - the average of the highest
1/3 of the wave spectrum. occasional wave height is the average of
the highest 1/10 of the wave spectrum.


lhz443-180345-
port sanilac to port huron mi-
339 pm edt sun may 17 2026

...small craft advisory in effect from monday morning through
monday evening...

.tonight...northeast winds 5 to 10 knots becoming south 10 to
15 knots in the late evening and overnight. mostly cloudy with
scattered thunderstorms and isolated showers in the evening, then
partly cloudy after midnight. waves 1 to 3 feet. 
.monday...south winds 15 to 20 knots. mostly sunny. a chance of
showers and thunderstorms early in the afternoon. waves 1 to
3 feet building to 2 to 4 feet in the late morning and afternoon.
.monday night...southwest winds 15 to 20 knots. mostly cloudy
until early morning becoming partly cloudy. a chance of showers
and thunderstorms until early morning, then a chance of showers
after midnight. waves 2 to 4 feet subsiding to 1 to 3 feet in the
late evening and overnight. 
.tuesday...south winds 15 to 20 knots becoming southwest 20 to
25 knots in the late morning and afternoon. a chance of showers
early in the morning. light showers and a chance of thunderstorms
early in the afternoon. waves 2 to 4 feet. 

see lake huron open lake forecast for days 3 through 5.

$$

fzus53 kdtx 171939
nshdtx
expires:202605180345;;726752

nearshore marine forecast for michigan
national weather service detroit/pontiac mi
339 pm edt sun may 17 2026

for waters within five nautical miles of shore

waves are the significant wave height - the average of the highest
1/3 of the wave spectrum. occasional wave height is the average of
the highest 1/10 of the wave spectrum.


lhz422-180345-
inner saginaw bay sw of point au gres to bay port mi-
339 pm edt sun may 17 2026

...small craft advisory in effect from monday morning through
monday evening...

.tonight...northeast winds 15 to 20 knots diminishing to 10 to
15 knots this evening, then becoming southeast 15 to 20 knots
after midnight. mostly cloudy with scattered showers and
thunderstorms in the evening, then partly cloudy after midnight.
waves 2 to 4 feet subsiding to 1 to 3 feet in the late evening
and overnight. 
.monday...south winds 15 to 20 knots becoming southwest 20 to
25 knots with gusts to 30 knots in the late morning and
afternoon. partly cloudy becoming sunny in the late morning and
early afternoon becoming partly cloudy. a slight chance of
showers in the late morning and early afternoon. a chance of
showers and thunderstorms early in the afternoon. waves 2 to
4 feet. 
.monday night...southwest winds 20 to 25 knots diminishing to
15 to 20 knots in the late evening and overnight. mostly cloudy.
a chance of showers and thunderstorms early in the evening, then
a chance of showers in the late evening and early morning. waves
2 to 4 feet. 
.tuesday...southwest winds 20 to 25 knots increasing to 30 knots
in the late morning and afternoon. a chance of showers until late
afternoon, then showers and a chance of thunderstorms early in
the afternoon. waves 3 to 5 feet. waves occasionally around
6 feet. 

see lake huron open lake forecast for days 3 through 5.

$$

fzus53 kdtx 171939
nshdtx
expires:202605180345;;726753

nearshore marine forecast for michigan
national weather service detroit/pontiac mi
339 pm edt sun may 17 2026

for waters within five nautical miles of shore

waves are the significant wave height - the average of the highest
1/3 of the wave spectrum. occasional wave height is the average of
the highest 1/10 of the wave spectrum.


lhz421-180345-
outer saginaw bay sw of alabaster to port austin mi to inner
saginaw bay-
339 pm edt sun may 17 2026

...small craft advisory in effect from monday morning through
monday evening...

.tonight...northeast winds 15 to 20 knots becoming east 10 to
15 knots this evening, then becoming southeast 15 to 20 knots
after midnight. mostly cloudy. scattered showers and
thunderstorms in the evening, then isolated showers after
midnight. waves 2 to 4 feet subsiding to 1 to 3 feet this
evening, then building to 2 to 4 feet after midnight. 
.monday...south winds 15 to 20 knots becoming southwest 20 to
25 knots in the late morning and afternoon. partly cloudy early
in the morning, then sunny with a slight chance of showers in the
late morning and early afternoon. partly cloudy with a chance of
showers and thunderstorms early in the afternoon. waves 2 to
4 feet. 
.monday night...southwest winds 15 to 20 knots. mostly cloudy. a
chance of showers and thunderstorms until early morning. waves
3 to 5 feet. waves occasionally around 7 feet. 
.tuesday...southwest winds 20 to 25 knots increasing to 30 knots
in the late morning and afternoon. mostly cloudy early in the
morning becoming partly cloudy. a chance of showers in the late
morning and early afternoon. light showers likely and a chance of
thunderstorms early in the afternoon. waves 4 to 6 feet. waves
occasionally around 8 feet. 

see lake huron open lake forecast for days 3 through 5.

$$

fzus53 kdtx 171939
nshdtx
expires:202605180345;;726754

nearshore marine forecast for michigan
national weather service detroit/pontiac mi
339 pm edt sun may 17 2026

for waters within five nautical miles of shore

waves are the significant wave height - the average of the highest
1/3 of the wave spectrum. occasional wave height is the average of
the highest 1/10 of the wave spectrum.


lhz441-180345-
port austin to harbor beach mi-
339 pm edt sun may 17 2026

...small craft advisory in effect from monday morning through
monday evening...

.tonight...east winds 10 to 15 knots veering to the southeast
after midnight. mostly cloudy. scattered showers and
thunderstorms in the evening, then scattered showers and isolated
thunderstorms after midnight. waves 1 to 3 feet. 
.monday...south winds 10 to 15 knots becoming southwest 15 to
20 knots in the late morning and afternoon. partly cloudy
becoming mostly sunny in the late morning and early afternoon
becoming partly cloudy. a slight chance of showers in the late
morning and early afternoon. light showers likely and a chance of
thunderstorms early in the afternoon. waves 1 to 3 feet building
to 2 to 4 feet in the late morning and afternoon. 
.monday night...southwest winds 15 to 20 knots. mostly cloudy.
light showers likely early in the evening. a chance of
thunderstorms until early morning. a chance of showers in the
late evening and early morning. waves 2 to 4 feet. 
.tuesday...south winds 15 to 20 knots becoming southwest 20 to
25 knots with gusts to 30 knots in the late morning and
afternoon. partly cloudy. light showers likely and a chance of
thunderstorms early in the afternoon. waves 1 to 3 feet building
to 3 to 5 feet in the late morning and afternoon. waves
occasionally around 7 feet. 

see lake huron open lake forecast for days 3 through 5.

$$

fzus53 kgrb 172033
nshgrb
expires:202605180400;;729159

nearshore marine forecast
national weather service green bay wi
333 pm cdt sun may 17 2026

for waters within five nautical miles of shore on lake michigan


lmz542-543-180400-
sturgeon bay to two rivers wi-two rivers to sheboygan wi-
333 pm cdt sun may 17 2026

...small craft advisory in effect through late tuesday night...

.late this afternoon...ne wind 10 to 15 kts. waves 3 to 5 ft.
rain showers likely and a chance of thunderstorms. 
.tonight...e wind 10 to 15 kts veering s 15 to 25 kts in the late
evening and overnight. waves 4 to 7 ft. patchy dense fog. a
chance of showers and a slight chance of thunderstorms. 
.monday...s wind 15 to 25 kts. waves 5 to 8 ft. a chance of
showers and thunderstorms. 
.monday night...s wind 10 to 15 kts increasing to 15 to 25 kts in
the late evening and overnight. waves 4 to 7 ft. a chance of
showers in the evening. a chance of thunderstorms. rain showers
after midnight. 
.tuesday...s wind 15 to 25 kts veering w early in the afternoon.
waves 5 to 8 ft subsiding to 4 to 7 ft in the afternoon. a chance
of showers in the morning.  

$$

fzus53 kgrb 172033
nshgrb
expires:202605180400;;729158

nearshore marine forecast
national weather service green bay wi
333 pm cdt sun may 17 2026

for waters within five nautical miles of shore on lake michigan


lmz541-180400-
rock island passage to sturgeon bay wi-
333 pm cdt sun may 17 2026

...small craft advisory in effect through late tuesday night...

.late this afternoon...ne wind 10 to 20 kts. waves 3 to 5 ft.
rain showers and a slight chance of thunderstorms. 
.tonight...e wind 10 to 20 kts veering s 15 to 25 kts after
midnight. waves 4 to 7 ft. patchy dense fog. showers in the
evening. a chance of thunderstorms. a chance of showers after
midnight. 
.monday...s wind 15 to 25 kts. waves 5 to 8 ft. a chance of
showers and thunderstorms. 
.monday night...s wind 15 to 25 kts. waves 4 to 7 ft. a chance of
showers in the evening. a chance of thunderstorms. rain showers
after midnight. 
.tuesday...s wind 15 to 25 kts veering nw 10 to 20 kts early in
the afternoon. waves 5 to 8 ft. rain showers likely in the
morning.  

$$

fzus53 kgrb 172033
nshgrb
expires:202605180400;;729157

nearshore marine forecast
national weather service green bay wi
333 pm cdt sun may 17 2026

for waters within five nautical miles of shore on lake michigan


lmz521-522-180400-
green bay south of line from cedar river to rock island passage
and north of a line from oconto wi to little sturgeon bay wi-
green bay south of line from oconto wi to little sturgeon bay wi-
333 pm cdt sun may 17 2026

...small craft advisory in effect through monday evening...

.late this afternoon...ne wind 10 to 20 kts. waves 1 to 3 ft.
rain showers and a slight chance of thunderstorms. 
.tonight...e wind 10 to 15 kts veering se 10 to 20 kts, then
veering s 15 to 25 kts after midnight. waves 1 to 3 ft. patchy
dense fog. a chance of showers and thunderstorms. 
.monday...s wind 10 to 20 kts. waves 1 to 3 ft. a chance of
showers and thunderstorms. 
.monday night...s wind 10 to 15 kts backing e, then veering se
after midnight. waves 2 ft or less. a chance of showers in the
evening. a chance of thunderstorms. rain showers after midnight. 
.tuesday...s wind 15 to 25 kts veering nw 10 to 20 kts early in
the afternoon. waves 1 to 3 ft. rain showers likely in the
morning. a small craft advisory may be needed.  

$$

fzus53 kgrr 171936
nshgrr
expires:202605180800;;726660

nearshore marine forecast
national weather service grand rapids mi
336 pm edt sun may 17 2026

for waters within five nautical miles of shore on lake michigan


lmz849-180800-
pentwater to manistee mi-
336 pm edt sun may 17 2026

...small craft advisory in effect from 11 pm edt this evening
through monday evening...

.through early evening...northeast winds 10 to 15 knots. rain
showers likely and a chance of thunderstorms. waves 1 to 2 feet. 
.tonight...east winds 10 to 20 knots becoming south to 30 knots in
the late evening and overnight. mostly cloudy in the evening then
becoming partly cloudy. a chance of showers and thunderstorms. waves
1 to 2 feet building to 4 to 6 feet. 
.monday...south winds to 30 knots. rain showers likely and a chance
of thunderstorms. waves 5 to 7 feet. 
.monday night...south winds to 30 knots. mostly cloudy with a chance
of showers and thunderstorms. waves 4 to 6 feet. 
.tuesday...south winds to 30 knots veering southwest early in the
afternoon. rain showers likely and a slight chance of thunderstorms.
waves 6 to 8 feet. 
.tuesday night...northwest winds 15 to 25 knots veering north after
midnight. partly cloudy. waves 5 to 7 feet subsiding to 2 to 4 feet
after midnight. 
.wednesday...north winds 15 to 20 knots. mostly sunny. waves 2 to
4 feet. 
.thursday...northeast winds 5 to 10 knots backing north 10 to
15 knots early in the afternoon. sunny. waves 1 foot or less. 
.friday...east winds 10 to 15 knots backing north early in the
afternoon. partly sunny. waves 1 foot or less. 

$$

fzus53 kgrr 171936
nshgrr
expires:202605180800;;726662

nearshore marine forecast
national weather service grand rapids mi
336 pm edt sun may 17 2026

for waters within five nautical miles of shore on lake michigan


lmz847-180800-
grand haven to whitehall mi-
336 pm edt sun may 17 2026

...small craft advisory in effect from 11 pm edt this evening
through monday evening...

.through early evening...southeast winds 10 to 15 knots. mostly
cloudy with a slight chance of showers and thunderstorms. waves
around 1 foot. 
.tonight...south winds 15 to 25 knots increasing to 30 knots after
midnight. mostly cloudy with a slight chance of showers and
thunderstorms in the evening, then partly cloudy after midnight.
waves 2 to 3 feet building to 4 to 6 feet in the late evening and
overnight. 
.monday...south winds to 30 knots. rain showers likely and a chance
of thunderstorms. waves 5 to 7 feet. 
.monday night...south winds to 30 knots. mostly cloudy with a chance
of showers and thunderstorms. waves 4 to 6 feet. 
.tuesday...south winds to 30 knots veering southwest early in the
afternoon. rain showers and a chance of thunderstorms. waves 6 to
8 feet. 
.tuesday night...northwest winds 20 to 25 knots veering north after
midnight. partly cloudy. waves 5 to 7 feet. 
.wednesday...north winds 15 to 25 knots. mostly sunny. waves 2 to
4 feet. 
.thursday...east winds 10 to 15 knots backing north early in the
afternoon. mostly sunny. waves 1 foot or less. 
.friday...east winds 10 to 15 knots backing northeast early in the
afternoon. partly sunny. waves 1 foot or less. 

$$

fzus53 kgrr 171936
nshgrr
expires:202605180800;;726661

nearshore marine forecast
national weather service grand rapids mi
336 pm edt sun may 17 2026

for waters within five nautical miles of shore on lake michigan


lmz848-180800-
whitehall to pentwater mi-
336 pm edt sun may 17 2026

...small craft advisory in effect from 11 pm edt this evening
through monday evening...

.through early evening...southeast winds around 15 knots. rain
showers likely and a chance of thunderstorms. waves around 1 foot. 
.tonight...south winds 15 to 25 knots increasing to 30 knots after
midnight. mostly cloudy in the evening then becoming partly cloudy.
a chance of showers and thunderstorms. waves 2 to 3 feet building to
4 to 6 feet in the late evening and overnight. 
.monday...south winds to 30 knots. rain showers likely and a chance
of thunderstorms. waves 6 to 8 feet. 
.monday night...south winds to 30 knots. rain showers and a chance
of thunderstorms. waves 5 to 7 feet. 
.tuesday...south winds to 30 knots veering southwest early in the
afternoon. rain showers and a chance of thunderstorms. waves 6 to
9 feet. 
.tuesday night...northwest winds 20 to 25 knots veering north after
midnight. partly cloudy. waves 5 to 7 feet. 
.wednesday...north winds 20 to 25 knots. mostly sunny. waves 2 to
4 feet. 
.thursday...northeast winds 5 to 10 knots backing northwest 10 to
15 knots early in the afternoon. mostly sunny. waves around 1 foot. 
.friday...east winds 10 to 15 knots backing northeast early in the
afternoon. partly sunny. waves 1 foot or less. 

$$

fzus53 kmkx 172010
nshmkx
expires:202605180900;;728602

nearshore marine forecast
national weather service milwaukee/sullivan wi
310 pm cdt sun may 17 2026

for waters within five nautical miles of shore on lake michigan


lmz644-180900-
port washington to north point light wi-
310 pm cdt sun may 17 2026

.through early evening...northeast wind 10 to 15 knots. showers
and slight chance of thunderstorms. patchy fog. waves 2 to
4 feet. 
.tonight...east wind 10 to 15 knots veering southeast with gusts
to around 20 knots late in the evening, then becoming south 15 to
20 knots after midnight. patchy fog until early morning. chance
of showers and slight chance of thunderstorms early in the
morning. waves 3 to 4 feet building to 4 to 6 feet after
midnight. 
.monday...south wind 15 to 20 knots becoming 10 to 20 knots early
in the afternoon, then becoming 15 to 20 knots late in the
afternoon. gusts up to 25 knots. chance of showers and
thunderstorms. waves 3 to 5 feet. 
.monday night...south wind 15 to 20 knots becoming 15 to 25 knots
early in the morning. slight chance of showers and thunderstorms
through around midnight, then showers and a chance of
thunderstorms after midnight. waves 3 to 4 feet building to 3 to
5 feet early in the morning. a small craft advisory may be
needed. 
.tuesday...south wind 15 to 25 knots veering west late in the
afternoon. chance of showers in the morning. slight chance of
thunderstorms through the day. slight chance of showers in the
afternoon. waves 4 to 6 feet subsiding to 3 to 5 feet late in the
morning, then subsiding to 3 to 4 feet in the afternoon. 

$$

fzus53 kmkx 172010
nshmkx
expires:202605180900;;728601

nearshore marine forecast
national weather service milwaukee/sullivan wi
310 pm cdt sun may 17 2026

for waters within five nautical miles of shore on lake michigan


lmz643-180900-
sheboygan to port washington wi-
310 pm cdt sun may 17 2026

.through early evening...northeast wind 10 to 15 knots. showers
and a chance of thunderstorms. patchy fog. waves 2 to 4 feet. 
.tonight...northeast wind 10 to 15 knots veering southeast with
gusts to around 20 knots late in the evening, then becoming south
15 to 20 knots after midnight. patchy fog through the night.
chance of showers and thunderstorms in the evening. chance of
showers and slight chance of thunderstorms early in the morning.
waves 3 to 4 feet building to 5 to 7 feet. 
.monday...south wind 15 to 20 knots becoming 10 to 20 knots late
in the morning, then rising to 15 to 25 knots early in the
afternoon becoming 15 to 20 knots late in the afternoon. slight
chance of thunderstorms in the morning. chance of showers through
the day. chance of thunderstorms in the afternoon. waves 5 to
7 feet subsiding to 4 to 6 feet late in the afternoon. a small
craft advisory may be needed. 
.monday night...south wind 15 to 20 knots becoming 15 to 25 knots
early in the morning. slight chance of showers and thunderstorms
through around midnight, then showers and a chance of
thunderstorms after midnight. waves 4 to 6 feet. 
.tuesday...south wind 15 to 25 knots veering west late in the
afternoon. rain showers and slight chance of thunderstorms in the
morning. waves 5 to 7 feet subsiding to 4 to 6 feet in the
afternoon. 

$$

fzus53 kmqt 172104
nshmqt
expires:202605180800;;730082

nearshore marine forecast
national weather service marquette mi
503 pm edt sun may 17 2026

for waters within five nautical miles of shore

waves are the significant wave height - the average of the
highest 1/3 of the wave spectrum. occasional wave height is the
average of the highest 1/10 of the wave spectrum.


lmz221-180800-
green bay north of line from cedar river mi to rock island
passage-
503 pm edt sun may 17 2026

...small craft advisory in effect from 5 am edt monday through
monday evening...

.late this afternoon...northeast wind 15 to 20 knots. showers and
a slight chance of thunderstorms. waves 1 to 2 feet building to
2 to 3 feet. 
.tonight...east wind 10 to 20 knots veering southeast 10 to
15 knots late. cloudy. showers and a chance of thunderstorms
through midnight, then a chance of showers and a slight chance of
thunderstorms late. waves building to 2 to 4 feet. 
.monday...south wind 10 to 20 knots. cloudy. a chance of showers
and a slight chance of thunderstorms through early afternoon,
then a chance of showers and thunderstorms late. waves 2 to
4 feet. 
.monday night...east wind 10 to 15 knots veering southeast 10 to
20 knots after midnight. a chance of showers and thunderstorms in
the evening, then showers and a chance of thunderstorms after
midnight. waves subsiding to 2 to 3 feet, then building to 2 to
4 feet. 
.tuesday...southwest wind 15 to 25 knots veering west 15 to
20 knots in the afternoon. cloudy with showers likely and a
slight chance of thunderstorms in the morning, then partly cloudy
with a slight chance of showers and thunderstorms in the
afternoon. waves building to 3 to 5 feet occasionally to 7 feet,
then subsiding to 2 to 4 feet. 

$$

fzus53 kmqt 172104
nshmqt
expires:202605180800;;730083

nearshore marine forecast
national weather service marquette mi
503 pm edt sun may 17 2026

for waters within five nautical miles of shore

waves are the significant wave height - the average of the
highest 1/3 of the wave spectrum. occasional wave height is the
average of the highest 1/10 of the wave spectrum.


lmz248-250-180800-
seul choix point to point detour mi-
5nm east of a line from fairport mi to rock island passage-
503 pm edt sun may 17 2026

...small craft advisory in effect through tuesday morning...

.late this afternoon...east wind 15 to 20 knots. showers and a
slight chance of thunderstorms. waves 2 to 3 feet building to
2 to 4 feet. 
.tonight...east wind 15 to 20 knots veering southeast late.
showers and a chance of thunderstorms through midnight, then a
chance of showers and thunderstorms late. waves building to 3 to
6 feet occasionally to 8 feet. 
.monday...south wind 15 to 20 knots with gusts up to 27 knots.
cloudy with a chance of showers and a slight chance of
thunderstorms. waves building to 5 to 8 feet occasionally to
10 feet, then subsiding to 4 to 7 feet occasionally to 9 feet. 
.monday night...southwest wind 10 to 15 knots backing south 15 to
25 knots after midnight. cloudy. a chance of showers and
thunderstorms in the evening, then showers and a chance of
thunderstorms after midnight. waves subsiding to 3 to 5 feet
occasionally to 7 feet, then building to 3 to 6 feet occasionally
to 8 feet. 
.tuesday...southwest wind 20 to 25 knots veering west 15 to
25 knots in the afternoon. cloudy with showers and a slight
chance of thunderstorms in the morning, then partly cloudy with a
chance of showers and a slight chance of thunderstorms in the
afternoon. waves building to 5 to 8 feet occasionally to 10 feet,
then subsiding to 3 to 6 feet occasionally to 8 feet. 

$$

fzus53 kmqt 172104
nshmqt
expires:202605180800;;730084

nearshore marine forecast
national weather service marquette mi
503 pm edt sun may 17 2026

for waters within five nautical miles of shore

waves are the significant wave height - the average of the
highest 1/3 of the wave spectrum. occasional wave height is the
average of the highest 1/10 of the wave spectrum.


lsz240-241-180800-
saxon harbor wi to black river mi-
black river to ontonagon mi-
503 pm edt sun may 17 2026 /403 pm cdt sun may 17 2026/

...small craft advisory in effect until 5 am edt /4 am cdt/
monday...

.late this afternoon...northeast wind 15 to 25 knots. mostly
cloudy with a slight chance of showers and thunderstorms. waves
4 to 7 feet occasionally to 9 feet building to 5 to 8 feet
occasionally to 10 feet. 
.tonight...east wind 10 to 20 knots. a chance of showers and
thunderstorms through late evening, then rain showers likely and
a chance of thunderstorms by midnight. waves subsiding to 2 to
3 feet. 
.monday...west wind less than 10 knots veering northeast 5 to
15 knots late. cloudy with a chance of rain showers. waves
subsiding to 1 to 2 feet, then building to 2 to 3 feet. 
.monday night...northeast wind 10 to 20 knots. a slight chance of
showers and thunderstorms in the evening, then rain showers and a
slight chance of thunderstorms after midnight. waves building to
5 to 8 feet occasionally to 10 feet. 
.tuesday...north wind 15 to 25 knots backing west 10 to 20 knots
in the afternoon. cloudy. rain showers likely in the morning.
waves building to 6 to 9 feet occasionally to 11 feet, then
subsiding to 3 to 5 feet occasionally to 7 feet. 

$$

fzus53 kmqt 172104
nshmqt
expires:202605180800;;730085

nearshore marine forecast
national weather service marquette mi
503 pm edt sun may 17 2026

for waters within five nautical miles of shore

waves are the significant wave height - the average of the
highest 1/3 of the wave spectrum. occasional wave height is the
average of the highest 1/10 of the wave spectrum.


lsz242-243-180800-
ontonagon to upper entrance of portage canal mi-
upper entrance of portage canal to eagle river mi-
503 pm edt sun may 17 2026

...small craft advisory in effect until 2 am edt monday...

.late this afternoon...east wind 15 to 20 knots. mostly cloudy
with a slight chance of rain showers. waves 2 to 4 feet. 
.tonight...east wind 10 to 20 knots becoming 10 to 15 knots late.
a chance of showers and thunderstorms through late evening, then
rain showers likely and a chance of thunderstorms by midnight.
waves subsiding to 2 to 3 feet. 
.monday...southwest wind less than 10 knots veering north 10 to
15 knots late. cloudy with a chance of rain showers. waves
subsiding to 1 to 2 feet, then building to 2 to 3 feet. 
.monday night...northeast wind 10 to 20 knots. a chance of rain
showers and a slight chance of thunderstorms in the evening, then
rain showers and a slight chance of thunderstorms after midnight.
waves building to 4 to 7 feet occasionally to 9 feet. 
.tuesday...north wind 20 to 25 knots backing northwest 15 to
25 knots in the afternoon. cloudy. rain showers likely in the
morning. waves building to 7 to 10 feet occasionally to 13 feet,
then subsiding to 3 to 6 feet occasionally to 8 feet. 

$$

fzus53 kmqt 172104
nshmqt
expires:202605180800;;730086

nearshore marine forecast
national weather service marquette mi
503 pm edt sun may 17 2026

for waters within five nautical miles of shore

waves are the significant wave height - the average of the
highest 1/3 of the wave spectrum. occasional wave height is the
average of the highest 1/10 of the wave spectrum.


lsz244-245-180800-
eagle river to manitou island mi-
manitou island to point isabelle mi-
503 pm edt sun may 17 2026

...small craft advisory in effect through monday afternoon...

.late this afternoon...east wind 10 to 15 knots. mostly cloudy
with a slight chance of rain showers. waves 1 to 2 feet. 
.tonight...east wind 15 to 20 knots veering southeast 10 to
20 knots late. gusts up to 28 knots. a chance of showers and
thunderstorms through late evening, then rain showers likely and
a chance of thunderstorms by midnight. waves building to 3 to
6 feet occasionally to 8 feet. 
.monday...south wind 5 to 15 knots veering northwest 10 to
15 knots by late morning, then veering north late. cloudy. a
chance of rain showers through early afternoon, then a chance of
rain showers and a slight chance of thunderstorms late. waves
subsiding to 2 to 4 feet. 
.monday night...northeast wind 15 to 20 knots. gusts up to
27 knots. a chance of rain showers and a slight chance of
thunderstorms in the evening, then rain showers and a slight
chance of thunderstorms after midnight. waves building to 4 to
7 feet occasionally to 9 feet. 
.tuesday...north wind 20 to 25 knots backing northwest in the
afternoon. cloudy. rain showers in the morning. waves building to
7 to 10 feet occasionally to 13 feet, then subsiding to 5 to
8 feet occasionally to 10 feet. 

$$

fzus53 kmqt 172104
nshmqt
expires:202605180800;;730087

nearshore marine forecast
national weather service marquette mi
503 pm edt sun may 17 2026

for waters within five nautical miles of shore

waves are the significant wave height - the average of the
highest 1/3 of the wave spectrum. occasional wave height is the
average of the highest 1/10 of the wave spectrum.


lsz246-180800-
point isabelle to lower entrance of portage canal mi-
503 pm edt sun may 17 2026

...small craft advisory in effect through monday morning...

.late this afternoon...east wind 15 to 20 knots. cloudy with a
slight chance of rain showers. waves 2 to 4 feet. 
.tonight...east wind 15 to 20 knots becoming 10 to 20 knots late.
a chance of showers and thunderstorms through late evening, then
rain showers likely and a chance of thunderstorms by midnight.
waves building to 3 to 6 feet occasionally to 8 feet. 
.monday...south wind 5 to 15 knots veering west by late morning,
then veering north 10 to 15 knots late. mostly cloudy. a chance
of rain showers through early afternoon, then a chance of rain
showers and a slight chance of thunderstorms late. waves
subsiding to 1 to 2 feet. 
.monday night...northeast wind 10 to 15 knots. gusts up to
22 knots. a chance of rain showers and a slight chance of
thunderstorms in the evening, then rain showers and a slight
chance of thunderstorms after midnight. waves building to 2 to
3 feet. 
.tuesday...north wind 15 to 25 knots backing northwest 15 to
20 knots in the afternoon. cloudy. rain showers in the morning.
waves building to 3 to 5 feet occasionally to 7 feet, then
subsiding to 2 to 3 feet. 

$$

fzus53 kmqt 172104
nshmqt
expires:202605180800;;730088

nearshore marine forecast
national weather service marquette mi
503 pm edt sun may 17 2026

for waters within five nautical miles of shore

waves are the significant wave height - the average of the
highest 1/3 of the wave spectrum. occasional wave height is the
average of the highest 1/10 of the wave spectrum.


lsz247-180800-
lower entrance of portage canal to huron islands mi including
keweenaw and huron bays-
503 pm edt sun may 17 2026

...small craft advisory in effect through monday morning...

.late this afternoon...east wind 15 to 20 knots. cloudy with a
chance of rain showers. waves 2 to 4 feet. 
.tonight...east wind 10 to 20 knots becoming 10 to 15 knots late.
a chance of showers and thunderstorms through late evening, then
rain showers likely and a chance of thunderstorms by midnight.
waves building to 3 to 6 feet occasionally to 8 feet, then
subsiding to 3 to 5 feet occasionally to 7 feet. 
.monday...southwest wind less than 10 knots veering north late.
mostly cloudy. a chance of rain showers through mid morning, then
a chance of rain showers and a slight chance of thunderstorms by
late morning. waves subsiding to 1 to 2 feet. 
.monday night...northeast wind 10 to 15 knots. a chance of rain
showers and a slight chance of thunderstorms in the evening, then
rain showers and a slight chance of thunderstorms after midnight.
waves building to 2 to 4 feet. 
.tuesday...north wind 15 to 20 knots backing northwest in the
afternoon. gusts up to 28 knots. cloudy. rain showers likely and
a slight chance of thunderstorms in the morning. waves building
to 3 to 6 feet occasionally to 8 feet, then subsiding to 3 to
5 feet occasionally to 7 feet. 

$$

fzus53 kmqt 172104
nshmqt
expires:202605180800;;730089

nearshore marine forecast
national weather service marquette mi
503 pm edt sun may 17 2026

for waters within five nautical miles of shore

waves are the significant wave height - the average of the
highest 1/3 of the wave spectrum. occasional wave height is the
average of the highest 1/10 of the wave spectrum.


lsz248-180800-
huron islands to marquette mi-
503 pm edt sun may 17 2026

...small craft advisory in effect from 11 pm edt this evening
through monday morning...

.late this afternoon...east wind 10 to 15 knots. cloudy with a
chance of rain showers. waves 2 to 3 feet. 
.tonight...east wind 10 to 15 knots veering southeast 10 to
20 knots by midnight. gusts up to 27 knots. rain showers likely
and a chance of thunderstorms through midnight, then a chance of
showers and thunderstorms late. waves building to 3 to 6 feet
occasionally to 8 feet, then subsiding to 3 to 5 feet
occasionally to 7 feet. 
.monday...south wind 10 to 15 knots veering northwest by late
morning, then veering north late. mostly cloudy. a chance of rain
showers and a slight chance of thunderstorms through early
afternoon, then a chance of showers and thunderstorms late. waves
subsiding to 1 to 2 feet, then building to 2 to 3 feet. 
.monday night...north wind 10 to 15 knots veering northeast after
midnight. a chance of rain showers and a slight chance of
thunderstorms in the evening, then rain showers and a slight
chance of thunderstorms after midnight. waves subsiding to 1 to
2 feet, then building to 3 to 5 feet occasionally to 7 feet. 
.tuesday...northwest wind 15 to 25 knots increasing to up to
30 knots in the afternoon. cloudy. rain showers and a slight
chance of thunderstorms in the morning. waves building to 6 to
9 feet occasionally to 11 feet. 

$$

fzus53 kmqt 172104
nshmqt
expires:202605180800;;730090

nearshore marine forecast
national weather service marquette mi
503 pm edt sun may 17 2026

for waters within five nautical miles of shore

waves are the significant wave height - the average of the
highest 1/3 of the wave spectrum. occasional wave height is the
average of the highest 1/10 of the wave spectrum.


lsz249-180800-
marquette to munising mi-
503 pm edt sun may 17 2026

...small craft advisory in effect from 11 pm edt this evening
through monday morning...

.late this afternoon...northeast wind 10 to 15 knots. cloudy with
a chance of rain showers. waves 2 to 3 feet. 
.tonight...east wind 10 to 20 knots veering southeast 15 to
20 knots late. gusts up to 27 knots. rain showers likely and a
chance of thunderstorms. waves building to 2 to 4 feet, then
subsiding to 2 to 3 feet. 
.monday...south wind 10 to 20 knots veering southwest 10 to
15 knots by late morning, then veering northwest late. mostly
cloudy. a chance of showers and a slight chance of thunderstorms
through mid morning, then a chance of showers and thunderstorms
by late morning. waves subsiding to 1 to 2 feet, then building to
2 to 3 feet. 
.monday night...northwest wind 5 to 15 knots. cloudy. a chance of
rain showers and a slight chance of thunderstorms in the evening,
then rain showers and a slight chance of thunderstorms after
midnight. waves subsiding to 1 to 2 feet, then building to 2 to
4 feet. 
.tuesday...west wind up to 30 knots veering northwest in the
afternoon. mostly cloudy. rain showers and a slight chance of
thunderstorms in the morning, then a slight chance of showers and
thunderstorms in the afternoon. waves building to 7 to 10 feet
occasionally to 13 feet. 

$$

fzus53 kmqt 172104
nshmqt
expires:202605180800;;730091

nearshore marine forecast
national weather service marquette mi
503 pm edt sun may 17 2026

for waters within five nautical miles of shore

waves are the significant wave height - the average of the
highest 1/3 of the wave spectrum. occasional wave height is the
average of the highest 1/10 of the wave spectrum.


lsz250-180800-
munising to grand marais mi-
503 pm edt sun may 17 2026

...small craft advisory in effect from 10 pm edt this evening
through monday morning...

.late this afternoon...east wind 10 to 15 knots. cloudy with a
chance of rain showers. waves 2 to 3 feet. 
.tonight...east wind 10 to 20 knots veering southeast 20 to
25 knots by midnight, then becoming 15 to 25 knots late. showers
likely and a chance of thunderstorms. waves building to 2 to
4 feet. 
.monday...south wind 15 to 20 knots veering southwest 10 to
15 knots by late morning, then veering northwest late. mostly
cloudy with a chance of showers and a slight chance of
thunderstorms. waves subsiding to 1 to 2 feet. 
.monday night...west wind less than 10 knots backing southeast
5 to 15 knots after midnight. cloudy. a chance of rain showers
and a slight chance of thunderstorms in the evening, then rain
showers and a slight chance of thunderstorms after midnight.
waves building to 2 to 3 feet. 
.tuesday...southwest wind 15 to 25 knots veering west up to
30 knots in the afternoon. cloudy. rain showers and a slight
chance of thunderstorms in the morning, then a slight chance of
showers and thunderstorms in the afternoon. waves building to
7 to 10 feet occasionally to 13 feet. 

$$