fzus53 kapx 120714
nshapx
expires:202605121515;;423974

nearshore marine forecast
national weather service gaylord mi
314 am edt tue may 12 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.


lmz346-121515-
manistee to point betsie mi-
314 am edt tue may 12 2026

...small craft advisory in effect from 11 am edt this morning
through wednesday evening...

.today...southeast wind 15 to 20 knots. rain showers in the
morning. chance of showers and thunderstorms in the afternoon.
waves 2 feet or less building to 4 to 6 feet. 
.tonight...west wind 15 to 25 knots. slight chance of showers.
waves 4 to 6 feet. 
.wednesday...northwest wind 15 to 25 knots. partly sunny. waves
5 to 8 feet. 
.wednesday night...north wind 10 to 15 knots. mostly clear. 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 kgrb 120736
nshgrb
expires:202605121000;;424425

nearshore marine forecast
national weather service green bay wi
236 am cdt tue may 12 2026

for waters within five nautical miles of shore on lake michigan


lmz542-543-121000-
sturgeon bay to two rivers wi-two rivers to sheboygan wi-
236 am cdt tue may 12 2026

...small craft advisory in effect from 7 am cdt this morning
through wednesday afternoon...

.rest of the night...s wind 5 to 10 kts. waves 2 ft or less. a
chance of showers and a slight chance of thunderstorms. 
.tuesday...s wind to 30 kts with gale force gusts to around
35 kts. waves 6 to 10 ft building to 8 to 12 ft in the afternoon.
a chance of showers and a slight chance of thunderstorms. 
.tuesday night...w wind 10 to 15 kts veering nw 15 to 25 kts in
the late evening and overnight. waves 5 to 8 ft. a chance of
showers in the evening. 
.wednesday...nw wind 15 to 25 kts veering n 10 to 15 kts early in
the afternoon. waves 2 to 4 ft. partly cloudy.  

$$

fzus53 kiwx 120814
nshiwx
expires:202605121415;;426369

nearshore marine forecast
national weather service northern indiana
414 am edt tue may 12 2026

for waters within five nautical miles of shore on lake michigan


lmz043-121415-
new buffalo mi to st joseph mi-
414 am edt tue may 12 2026

...small craft advisory in effect from 11 am edt this morning
through wednesday evening...

.today...southeast winds 5 to 15 knots becoming south 15 to 20
knots around midday. gusts up to 25 knots late morning and in the
afternoon. a chance of showers by late afternoon. waves around 1
foot building to 1 to 3 feet in the afternoon.
.tonight...southwest winds 15 to 20 knots becoming northwest
10 to 20 knots. gusts up to 25 knots. a chance of showers and 
thunderstorms in the evening. waves 2 to 4 feet building to 3 to 5
feet. 
.wednesday...northwest winds 15 to 25 knots. gusts up to 30 
knots. partly sunny. waves 3 to 6 feet building to 4 to 7 feet. 
.wednesday night...northwest winds 15 to 20 knots becoming north
10 to 15 knots. gusts up to 25 knots. mostly clear. waves 3 to
6 feet subsiding to 2 to 4 feet overnight.

winds and waves higher in and near thunderstorms.

the water temperature at st. joseph is 50 degrees and at michigan
city is 51 degrees.

$$

fzus53 kiwx 120814
nshiwx
expires:202605121415;;426368

nearshore marine forecast
national weather service northern indiana
414 am edt tue may 12 2026

for waters within five nautical miles of shore on lake michigan


lmz046-121415-
michigan city in to new buffalo mi-
414 am edt tue may 12 2026

...small craft advisory in effect from 11 am edt this morning
through wednesday evening...

.today...southeast winds 5 to 15 knots becoming south 15 to 20
around midday. gusts up to 25 knots late morning and in the
afternoon. a chance of showers by late afternoon. waves around 1
foot building to 1 to 2 feet.
.tonight...southwest winds 15 to 20 knots becoming west 10 to
20 knots. gusts up to 25 knots. a chance of showers and 
thunderstorms in the evening. waves 1 to 3 feet building to 2 to 4
feet. 
.wednesday...northwest winds 15 to 20 knots. gusts up to 25 
knots. mostly sunny. waves 3 to 5 feet. 
.wednesday night...north winds 10 to 15 knots. gusts up to
25 knots early evening. mostly clear. waves 2 to 4 feet. 

winds and waves higher in and near thunderstorms.

the water temperature at st. joseph is 50 degrees and at michigan
city is 51 degrees.

$$

fzus53 klot 120846
nshlot
expires:202605122130;;427208

nearshore marine forecast
national weather service chicago/romeoville il
346 am cdt tue may 12 2026

for waters within five nautical miles of shore on lake michigan

waves are provided as a range of significant wave heights, which
is the average of the highest 1/3 of the waves, along with the
average height of the highest 10 percent of the waves which will
occasionally be encountered.


lmz743>745-122130-
calumet harbor il to gary in-gary to burns harbor in-
burns harbor to michigan city in-
346 am cdt tue may 12 2026

...small craft advisory in effect from 9 am cdt this morning
through late wednesday night...

.early this morning...southeast winds 10 to 15 kt. mostly clear.
waves 1 to 2 ft. 
.today...south winds 15 to 25 kt becoming southwest to 30 kt with
a few gale force gusts to 35 kt in the afternoon. scattered 
showers and slight chance of thunderstorms in the afternoon. waves
1 to 3 ft building to 2 to 4 ft. 
.tonight...southwest winds to 30 kt becoming northwest and
diminishing to 20 to 25 kt. scattered showers and a chance of 
thunderstorms in the evening. waves 2 to 4 ft. 
.wednesday...northwest winds 20 to 25 kt becoming north in the 
afternoon. partly cloudy. waves 3 to 6 ft occasionally to 8 ft. 
.wednesday night...north winds 10 to 20 kt. mostly clear. waves
3 to 6 ft occasionally to 8 ft subsiding to 2 to 4 ft overnight.

$$

fzus53 klot 120846
nshlot
expires:202605122130;;427207

nearshore marine forecast
national weather service chicago/romeoville il
346 am cdt tue may 12 2026

for waters within five nautical miles of shore on lake michigan

waves are provided as a range of significant wave heights, which
is the average of the highest 1/3 of the waves, along with the
average height of the highest 10 percent of the waves which will
occasionally be encountered.


lmz740>742-122130-
winthrop harbor to wilmette harbor il-
wilmette harbor to northerly island il-
northerly island to calumet harbor il-
346 am cdt tue may 12 2026

...small craft advisory in effect from 9 am cdt this morning
through wednesday evening...

.early this morning...southeast winds 10 to 15 kt. partly cloudy.
waves 1 to 2 ft. 
.today...south winds 15 to 25 kt becoming southwest and
increasing to 30 kt with a few gale force gusts to 35 kt in the
afternoon. scattered showers and slight chance of thunderstorms 
in the afternoon. waves 1 to 3 ft building to 3 to 5 ft. 
.tonight...southwest winds to 30 kt becoming northwest 20 to
25 kt late. scattered showers and slight chance of thunderstorms
in the evening. waves 2 to 4 ft subsiding to 1 to 3 ft. 
.wednesday...northwest winds 20 to 25 kt becoming north in the 
afternoon. partly cloudy in the morning, then becoming mostly 
cloudy. waves 2 to 4 ft. 
.wednesday night...north winds 10 to 20 kt becoming northwest and
diminishing to around 10 kt. mostly clear. waves 1 to 3 ft.  

$$

fzus53 kmkx 120810
nshmkx
expires:202605122100;;426243

nearshore marine forecast
national weather service milwaukee/sullivan wi
310 am cdt tue may 12 2026

for waters within five nautical miles of shore on lake michigan


lmz645-122100-
north point light to wind point wi-
310 am cdt tue may 12 2026

...small craft advisory in effect from 9 am cdt this morning
through wednesday afternoon...

.early this morning...southeast wind 5 knots rising to 5 to
10 knots early in the morning. partly cloudy. waves around
1 foot. 
.today...south wind 10 to 20 knots rising to 15 to 25 knots with
gusts to around 30 knots late in the morning, then becoming south
15 to 25 knots early in the afternoon becoming south 15 to
25 knots with gusts to around 30 knots late in the afternoon.
slight chance of showers in the morning, then chance of showers
in the late morning and afternoon. slight chance of thunderstorms
late in the afternoon. waves 1 to 2 feet building to 3 to 5 feet.
.tonight...southwest wind 15 to 20 knots veering west late in the
evening, then veering northwest after midnight becoming 15 to
25 knots early in the morning. rain showers likely and slight
chance of thunderstorms through around midnight. waves 3 to
4 feet. 
.wednesday...northwest wind 15 to 25 knots veering north 15 to
20 knots early in the afternoon, then easing to 10 to 15 knots
late in the afternoon. mostly sunny. waves 3 to 4 feet. 
.wednesday night...north wind 5 to 10 knots backing northwest
after midnight. mostly clear. waves 1 to 2 feet. 

$$

fzus53 kmkx 120810
nshmkx
expires:202605122100;;426244

nearshore marine forecast
national weather service milwaukee/sullivan wi
310 am cdt tue may 12 2026

for waters within five nautical miles of shore on lake michigan


lmz646-122100-
wind point wi to winthrop harbor il-
310 am cdt tue may 12 2026

...small craft advisory in effect from 9 am cdt this morning
through wednesday afternoon...

.early this morning...southeast wind 5 knots rising to 5 to
10 knots early in the morning. partly cloudy. waves around
1 foot. 
.today...south wind 10 to 20 knots rising to 15 to 25 knots late
in the morning, then becoming south 15 to 25 knots early in the
afternoon veering southwest late in the afternoon. slight chance
of showers late in the morning. chance of showers in the
afternoon. slight chance of thunderstorms late in the afternoon.
waves 1 to 2 feet building to 3 to 5 feet. 
.tonight...southwest wind 15 to 20 knots veering northwest early
in the morning. gusts up to 25 knots. chance of showers and
slight chance of thunderstorms through around midnight. waves
3 to 4 feet subsiding to 1 to 2 feet in the late evening and
early morning, then building to 2 to 4 feet early in the morning.
.wednesday...northwest wind 15 to 25 knots becoming 15 to
20 knots late in the morning, then veering north early in the
afternoon easing to 10 to 15 knots late in the afternoon. partly
sunny. waves 3 to 4 feet. 
.wednesday night...north wind 5 to 10 knots backing northwest
early in the morning. mostly clear. waves 1 to 2 feet. 

$$

fzus53 kmkx 120810
nshmkx
expires:202605122100;;426241

nearshore marine forecast
national weather service milwaukee/sullivan wi
310 am cdt tue may 12 2026

for waters within five nautical miles of shore on lake michigan


lmz643-122100-
sheboygan to port washington wi-
310 am cdt tue may 12 2026

...small craft advisory in effect from 9 am cdt this morning
through wednesday afternoon...

.early this morning...south wind 5 to 10 knots. partly cloudy
with a 20 percent chance of showers. waves around 1 foot. 
.today...south wind 10 to 20 knots rising to up to 30 knots with
gusts to around 35 knots late in the morning, then becoming south
up to 30 knots with gusts to around 35 knots early in the
afternoon easing to 15 to 25 knots late in the afternoon. rain
showers likely in the morning, then chance of showers in the
afternoon. chance of thunderstorms late in the afternoon. waves
1 to 2 feet building to 7 to 9 feet. 
.tonight...southwest wind 15 to 20 knots veering west late in the
evening, then veering northwest 15 to 25 knots after midnight.
chance of showers and thunderstorms through around midnight.
waves 5 to 7 feet subsiding to 3 to 4 feet in the late evening
and overnight. 
.wednesday...northwest wind 15 to 25 knots veering north 15 to
20 knots early in the afternoon, then becoming 10 to 20 knots
late in the afternoon. partly sunny. waves 3 to 4 feet. 
.wednesday night...north wind 5 to 15 knots becoming 5 to
10 knots late in the evening, then backing northwest after
midnight. mostly clear. waves 1 to 2 feet. 

$$

fzus53 kmkx 120810
nshmkx
expires:202605122100;;426242

nearshore marine forecast
national weather service milwaukee/sullivan wi
310 am cdt tue may 12 2026

for waters within five nautical miles of shore on lake michigan


lmz644-122100-
port washington to north point light wi-
310 am cdt tue may 12 2026

...small craft advisory in effect from 9 am cdt this morning
through wednesday afternoon...

.early this morning...southeast wind 5 knots rising to 5 to
10 knots early in the morning. partly cloudy. waves around
1 foot. 
.today...south wind 10 to 20 knots rising to 15 to 25 knots with
gusts to around 30 knots late in the morning, then becoming south
15 to 25 knots with gusts to around 30 knots early in the
afternoon veering southwest with gusts to around 30 knots late in
the afternoon. chance of showers through the day. chance of
thunderstorms late in the afternoon. waves 1 to 2 feet building
to 5 to 7 feet. 
.tonight...southwest wind 15 to 25 knots veering west 15 to
20 knots late in the evening, then veering northwest 15 to
25 knots after midnight. rain showers likely and a chance of
thunderstorms through around midnight. waves 3 to 5 feet. 
.wednesday...northwest wind 15 to 25 knots becoming 15 to
20 knots early in the afternoon, then becoming north 10 to
15 knots late in the afternoon. mostly sunny. waves 3 to 4 feet. 
.wednesday night...north wind 5 to 10 knots backing northwest
after midnight. mostly clear. waves 1 to 2 feet. 

$$