fzus53 kdlh 182009
nshdlh
expires:202602190515;;860062

nearshore marine forecast
national weather service duluth mn
209 pm cst wed feb 18 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.


lsz140-190515-
grand portage to grand marais mn-
209 pm cst wed feb 18 2026

...storm warning in effect until 6 pm cst this evening...
...gale warning in effect from 6 pm cst this evening through late
tonight...

.tonight...east wind up to 30 knots. gales up to 45 knots
decreasing to 35 knots. snow. waves 7 to 12 feet subsiding to
6 to 9 feet late in the night. waves occasionally to 16 feet. 
.thursday...northeast wind 20 to 25 knots. gusts up to 35 knots
decreasing to 30 knots in the afternoon. snow in the morning,
then chance of snow in the afternoon. waves 5 to 8 feet. waves
occasionally to 11 feet. a gale warning may be needed. 
.thursday night...northeast wind 15 to 20 knots. gusts up to
30 knots decreasing to 25 knots late in the evening, then
increasing to 30 knots after midnight. chance of snow. waves 3 to
5 feet. waves occasionally to 7 feet. a small craft advisory may
be needed. 
.friday...north wind 15 to 20 knots. gusts up to 30 knots
decreasing to 25 knots late in the afternoon. chance of snow.
waves 3 to 5 feet. a small craft advisory may be needed. 

note...wave height forecasts are for ice free areas.

$$

fzus53 kdlh 182009
nshdlh
expires:202602190515;;860063

nearshore marine forecast
national weather service duluth mn
209 pm cst wed feb 18 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.


lsz141-190515-
grand marais to taconite harbor mn-
209 pm cst wed feb 18 2026

...storm warning in effect until 6 pm cst this evening...
...gale warning in effect from 6 pm cst this evening through late
tonight...

.tonight...northeast wind up to 30 knots. gales up to 45 knots
decreasing to 35 knots. freezing spray early in the evening. snow
early in the evening, then slight chance of light freezing
drizzle late in the evening. snow likely in the late evening and
overnight. waves 8 to 13 feet subsiding to 8 to 11 feet after
midnight. waves occasionally to 17 feet. 
.thursday...northeast wind 15 to 20 knots. gusts up to 30 knots
decreasing to 20 knots. snow likely in the morning, then chance
of snow in the afternoon. waves 5 to 8 feet. waves occasionally
to 11 feet. a small craft advisory may be needed. 
.thursday night...north wind 10 to 15 knots with gusts to around
20 knots. chance of snow. waves 3 to 5 feet. waves occasionally
to 7 feet. a small craft advisory may be needed. 
.friday...north wind 10 to 15 knots. gusts up to 25 knots. chance
of snow. waves 3 to 5 feet. a small craft advisory may be needed.

note...wave height forecasts are for ice free areas.

$$

fzus53 kdlh 182009
nshdlh
expires:202602190515;;860070

nearshore marine forecast
national weather service duluth mn
209 pm cst wed feb 18 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.


lsz148-190515-
oak point to saxon harbor wi-
209 pm cst wed feb 18 2026

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

.tonight...east wind 15 to 20 knots. gusts up to 25 knots. chance
of light freezing drizzle and drizzle in the evening. snow likely
through the night. waves 1 foot or less. 
.thursday...northeast wind 5 to 10 knots becoming north late in
the afternoon. chance of snow in the morning, then slight chance
of snow in the afternoon. waves 1 foot or less. 
.thursday night...north wind 10 to 15 knots. gusts up to 20 knots
early in the morning. chance of snow. waves 1 foot or less. 
.friday...north wind 10 to 15 knots with gusts to around
20 knots. chance of snow. waves 1 foot or less. 

note...wave height forecasts are for ice free areas.

$$

fzus53 kdtx 182102
nshdtx
expires:202602190515;;862021

nearshore marine forecast for michigan
national weather service detroit/pontiac mi
402 pm est wed feb 18 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.


lhz422-190515-
inner saginaw bay sw of point au gres to bay port mi-
402 pm est wed feb 18 2026

.tonight...east winds 10 to 15 knots becoming southeast 5 to
10 knots after midnight, then increasing to 10 to 15 knots early
in the morning. mostly cloudy. a slight chance of light rain in
the evening. areas of dense fog. 
.thursday...southeast winds 10 to 15 knots. mostly cloudy early
in the morning becoming partly cloudy. areas of dense fog early
in the morning. 
.thursday night...east winds 15 to 20 knots increasing to 20 to 25
knots in the late evening and overnight. a chance of light rain until
early morning, then light rain after midnight.
.friday...southeast winds 20 to 25 knots becoming south 15 to
20 knots in the late morning and early afternoon, then becoming
southwest 20 to 25 knots with gusts to 30 knots early in the
afternoon. mostly cloudy. light rain likely early in the morning,
then a chance of light rain in the late morning and afternoon. a
chance of light snow early in the afternoon. 

waves omitted due to ice coverage.

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

$$

fzus53 kdtx 182102
nshdtx
expires:202602190515;;862022

nearshore marine forecast for michigan
national weather service detroit/pontiac mi
402 pm est wed feb 18 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.


lhz421-190515-
outer saginaw bay sw of alabaster to port austin mi to inner
saginaw bay-
402 pm est wed feb 18 2026

.tonight...east winds 15 to 20 knots becoming southeast 10 to
15 knots in the late evening and overnight. mostly cloudy. a
chance of light rain in the evening. areas of fog in the evening.
waves 2 to 4 feet subsiding to 1 to 3 feet after midnight. 
.thursday...southeast winds 10 to 15 knots. mostly cloudy. waves
1 to 3 feet. 
.thursday night...east winds 15 to 20 knots increasing to 20 to 25
knots in the late evening and overnight. mostly cloudy. a chance of
light rain early in the evening, then light rain likely in the late
evening and overnight. waves 1 to 3 feet building to 2 to 4 feet in
the late evening and overnight.
.friday...southeast winds 20 to 25 knots diminishing to 15 to
20 knots in the late morning and early afternoon, then becoming
southwest 20 to 25 knots early in the afternoon. light rain until
late afternoon, then a chance of light rain and snow early in the
afternoon. waves 2 to 4 feet. 

wave heights are for ice free areas.

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

$$

fzus53 kdtx 182102
nshdtx
expires:202602190515;;862023

nearshore marine forecast for michigan
national weather service detroit/pontiac mi
402 pm est wed feb 18 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.


lhz441-190515-
port austin to harbor beach mi-
402 pm est wed feb 18 2026

.tonight...southeast winds 15 to 20 knots diminishing to 10 to
15 knots in the late evening and overnight. mostly cloudy. a
chance of light rain and a slight chance of light snow in the
evening. areas of fog in the evening. waves 2 to 4 feet subsiding
to 1 to 3 feet in the late evening and overnight. 
.thursday...southeast winds 10 to 15 knots. mostly cloudy. waves
1 to 3 feet. 
.thursday night...southeast winds 15 to 20 knots increasing to 20 to
25 knots after midnight. mostly cloudy. light rain likely after
midnight. waves 1 to 3 feet building to 2 to 4 feet in the late
evening and overnight.
.friday...southeast winds 20 to 25 knots diminishing to 15 to
20 knots in the late morning and early afternoon, then veering to
the southwest early in the afternoon. light rain until late
afternoon, then a chance of light rain early in the afternoon.
waves 2 to 4 feet. 

wave heights are for ice free areas.

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

$$

fzus53 kdtx 182102
nshdtx
expires:202602190515;;862024

nearshore marine forecast for michigan
national weather service detroit/pontiac mi
402 pm est wed feb 18 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.


lhz442-190515-
harbor beach to port sanilac mi-
402 pm est wed feb 18 2026

.tonight...southeast winds 10 to 15 knots. mostly cloudy. a
chance of light rain and a slight chance of light snow in the
evening. areas of fog in the evening. 
.thursday...southeast winds 10 to 15 knots. mostly cloudy. 
.thursday night...southeast winds 15 to 20 knots increasing to 20 to
25 knots in the late evening and overnight. mostly cloudy. a chance
of light rain early in the evening, then light rain likely in the
late evening and overnight.
.friday...southeast winds 20 to 25 knots becoming south 15 to
20 knots in the late morning and early afternoon, then veering to
the southwest early in the afternoon. mostly cloudy. light rain
likely early in the morning, then a chance of light rain in the
late morning and afternoon. 

waves omitted due to ice coverage.

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

$$

fzus53 kdtx 182102
nshdtx
expires:202602190515;;862025

nearshore marine forecast for michigan
national weather service detroit/pontiac mi
402 pm est wed feb 18 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.


lhz443-190515-
port sanilac to port huron mi-
402 pm est wed feb 18 2026

.tonight...southeast winds 10 to 15 knots. mostly cloudy. a
chance of light rain in the evening. areas of fog in the evening.
waves 1 to 3 feet. 
.thursday...southeast winds 10 to 15 knots. mostly cloudy until
late afternoon becoming partly cloudy. waves 1 to 3 feet. 
.thursday night...southeast winds 15 to 20 knots increasing to 20 to
25 knots in the late evening and overnight. mostly cloudy. a chance
of light rain early in the evening, then light rain likely in the
late evening and overnight. waves 3 to 5 feet. waves occasionally
around 7 feet. a small craft advisory may be needed.
.friday...southeast winds 20 to 25 knots becoming south 15 to
20 knots in the late morning and early afternoon, then becoming
southwest 20 to 25 knots early in the afternoon. mostly cloudy.
light rain likely until late afternoon, then a chance of light
rain early in the afternoon. waves 3 to 5 feet subsiding to 2 to
4 feet early in the afternoon. waves occasionally around 7 feet. a
small craft advisory may be needed.

wave heights are for ice free areas.

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

$$

fzus53 kgrb 182038
nshgrb
expires:202602182300;;861387

nearshore marine forecast
national weather service green bay wi
238 pm cst wed feb 18 2026

for waters within five nautical miles of shore on lake michigan


lmz542-543-182300-
sturgeon bay to two rivers wi-two rivers to sheboygan wi-
238 pm cst wed feb 18 2026

...small craft advisory in effect until 3 pm cst this afternoon...

.this afternoon...s wind 10 to 15 kts. waves 4 to 7 ft. patchy
fog. a slight chance of light rain. 
.tonight...sw wind 5 to 10 kts. waves 2 to 4 ft subsiding to 1 to
3 ft after midnight. a slight chance of light rain in the
evening. 
.thursday...sw wind 5 to 10 kts backing e early in the afternoon.
waves 2 ft or less. mostly sunny in the morning then becoming
partly cloudy. 
.thursday night...ne wind 10 to 15 kts veering e 15 to 25 kts in
the late evening and overnight. waves 2 to 4 ft building to 4 to
7 ft after midnight. a chance of light rain in the evening, then
rain after midnight. a small craft advisory may be needed.  

$$

fzus53 kgrb 182038
nshgrb
expires:202602182300;;861386

nearshore marine forecast
national weather service green bay wi
238 pm cst wed feb 18 2026

for waters within five nautical miles of shore on lake michigan


lmz541-182300-
rock island passage to sturgeon bay wi-
238 pm cst wed feb 18 2026

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

.this afternoon...se wind 10 to 20 kts. waves 5 to 8 ft. patchy
fog. a chance of light rain. 
.tonight...s wind 10 to 15 kts. waves 4 to 7 ft subsiding to 2 to
4 ft after midnight. patchy fog in the evening. a chance of light
rain. 
.thursday...s wind 10 to 15 kts backing e 5 to 10 kts early in
the afternoon. waves 1 to 3 ft. partly sunny. 
.thursday night...ne wind 10 to 15 kts veering e 15 to 25 kts in
the late evening and overnight. waves 2 to 4 ft building to 4 to
7 ft after midnight. a chance of light rain in the evening, then
rain after midnight. a small craft advisory may be needed.  

$$

fzus53 kmkx 182111
nshmkx
expires:202602190500;;863245

nearshore marine forecast
national weather service milwaukee/sullivan wi
311 pm cst wed feb 18 2026

for waters within five nautical miles of shore on lake michigan


lmz643-190500-
sheboygan to port washington wi-
311 pm cst wed feb 18 2026

...small craft advisory in effect until 6 pm cst this evening...

.tonight...southwest wind 10 to 15 knots becoming 5 to 15 knots
late in the evening, then becoming 5 to 10 knots after midnight.
partly cloudy. waves 1 to 2 feet. 
.thursday...southwest wind 5 to 10 knots backing southeast late
in the morning, then becoming east 10 to 15 knots with gusts to
around 20 knots in the afternoon. chance of rain in the
afternoon. waves around 1 foot. 
.thursday night...northeast wind 15 to 20 knots becoming 15 to
25 knots after midnight, then veering southeast early in the
morning. slight chance of thunderstorms through around midnight.
rain through the night. waves 3 to 4 feet building to 5 to
7 feet. 
.friday...west wind 15 to 25 knots rising to up to 30 knots late
in the morning, then becoming west up to 30 knots early in the
afternoon easing to 15 to 25 knots late in the afternoon. rain
and snow likely in the morning, then chance of snow and rain in
the afternoon. waves 4 to 6 feet subsiding to 3 to 4 feet. 

wave heights are for ice free areas.

$$

fzus53 kmkx 182111
nshmkx
expires:202602190500;;863246

nearshore marine forecast
national weather service milwaukee/sullivan wi
311 pm cst wed feb 18 2026

for waters within five nautical miles of shore on lake michigan


lmz644-190500-
port washington to north point light wi-
311 pm cst wed feb 18 2026

...small craft advisory in effect until 6 pm cst this evening...

.tonight...southwest wind 10 to 20 knots becoming 10 to 15 knots
late in the evening, then easing to 5 to 10 knots after midnight
becoming southwest 5 to 10 knots early in the morning. clear.
waves around 1 foot. 
.thursday...south wind 5 to 10 knots backing northeast late in
the morning, then veering east 5 to 15 knots early in the
afternoon becoming 10 to 15 knots with gusts to around 20 knots
late in the afternoon. rain likely in the afternoon. waves around
1 foot. 
.thursday night...northeast wind 15 to 20 knots veering east
10 to 20 knots after midnight, then becoming south 15 to 25 knots
early in the morning. slight chance of thunderstorms through
around midnight. rain through the night. waves 1 to 2 feet
building to 2 to 4 feet in the late evening and overnight. 
.friday...west wind 15 to 25 knots rising to up to 30 knots late
in the morning, then becoming west up to 30 knots in the
afternoon. rain likely in the morning, then chance of rain and
snow in the afternoon. waves 2 to 3 feet subsiding to 1 to 3 feet
in the late morning and afternoon. 

wave heights are for ice free areas.

$$