fzus53 kapx 170201
nshapx
expires:202605171015;;684684

nearshore marine forecast
national weather service gaylord mi
1001 pm edt sat may 16 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.


lmz346-171015-
manistee to point betsie mi-
1001 pm edt sat may 16 2026

.overnight...northwest wind 5 to 10 knots becoming northeast
after midnight. partly cloudy early in the evening then becoming
mostly cloudy. waves 2 to 3 feet. 
.sunday...east wind 5 to 10 knots. rain showers likely. waves
2 feet or less. 
.sunday night...south wind 10 to 20 knots. chance of showers.
waves 4 to 6 feet. 
.monday...south wind 10 to 20 knots. rain showers likely. waves
4 to 7 feet. 

see the open lakes forecast for days 3 through 5.

$$

fzus53 kgrb 170655
nshgrb
expires:202605171000;;697695

nearshore marine forecast
national weather service green bay wi
155 am cdt sun may 17 2026

for waters within five nautical miles of shore on lake michigan


lmz542-543-171000-
sturgeon bay to two rivers wi-two rivers to sheboygan wi-
155 am cdt sun may 17 2026

.rest of the night...ne wind 10 to 20 kts. waves 2 to 4 ft.
mostly cloudy. 
.sunday...ne wind 15 to 25 kts decreasing to 10 to 15 kts early
in the afternoon. waves 2 to 4 ft. a chance of showers in the
morning. a chance of thunderstorms. rain showers likely in the
afternoon. patchy fog in the afternoon. 
.sunday night...e wind 10 to 15 kts veering s 15 to 25 kts in the
late evening and overnight. waves 4 to 7 ft. patchy fog. a chance
of showers. 
.monday...s wind 15 to 25 kts. waves 5 to 8 ft. a chance of
showers and thunderstorms.  

$$

fzus53 kgrr 170736
nshgrr
expires:202605170845;;699351

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

for waters within five nautical miles of shore on lake michigan


lmz846-170845-
holland to grand haven mi-
336 am edt sun may 17 2026

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

$$

fzus53 kgrr 170736
nshgrr
expires:202605170845;;699353

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

for waters within five nautical miles of shore on lake michigan


lmz844-170845-
st joseph to south haven mi-
336 am edt sun may 17 2026

.rest of tonight...south winds 5 to 10 knots. mostly cloudy with a
slight chance of showers and thunderstorms. waves less than 1 foot. 
.sunday...south winds 5 to 15 knots. mostly cloudy with a chance of
rain showers and a slight chance of thunderstorms. waves 1 foot or
less. 
.sunday night...south winds 10 to 20 knots. partly cloudy. waves
1 to 3 feet. 
.monday...south winds 20 to 25 knots. partly sunny with rain showers
likely and a chance of thunderstorms. waves 2 to 4 feet.
.monday night...south winds 15 to 25 knots. partly cloudy with rain
showers likely and a chance of thunderstorms. waves 2 to 4 feet. 
.tuesday...southwest winds to 30 knots. partly sunny with rain
showers likely and a chance of thunderstorms. waves 3 to 5 feet. 
.wednesday...north winds around 20 knots. mostly sunny. waves 2 to
4 feet. 
.thursday...northeast winds 10 to 15 knots backing north early in
the afternoon. mostly sunny. waves 1 to 2 feet. 

$$

fzus53 kgrr 170736
nshgrr
expires:202605170845;;699352

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

for waters within five nautical miles of shore on lake michigan


lmz845-170845-
south haven to holland mi-
336 am edt sun may 17 2026

.rest of tonight...south winds 5 to 10 knots. mostly cloudy with a
slight chance of showers and thunderstorms. waves less than 1 foot. 
.sunday...south winds 5 to 10 knots. mostly cloudy with a chance of
rain showers and a slight chance of thunderstorms. waves less than
1 foot. 
.sunday night...south winds 10 to 20 knots increasing to 20 to
25 knots after midnight. partly cloudy. waves 1 to 3 feet building
to 2 to 4 feet after midnight. 
.monday...south winds 20 to 25 knots. mostly sunny with rain showers
likely and a chance of thunderstorms. waves 3 to 5 feet. 
.monday night...south winds 20 to 25 knots. mostly cloudy with rain
showers likely and a chance of thunderstorms. waves 3 to 5 feet. 
.tuesday...southwest winds to 30 knots. partly sunny with rain
showers likely and a chance of thunderstorms. waves 4 to 6 feet. 
.wednesday...northwest winds around 20 knots. mostly sunny. waves
3 to 5 feet. 
.thursday...northeast winds 10 to 15 knots backing north early in
the afternoon. mostly sunny. waves around 1 foot. 

$$

fzus53 kgrr 170736
nshgrr
expires:202605170845;;699350

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

for waters within five nautical miles of shore on lake michigan


lmz847-170845-
grand haven to whitehall mi-
336 am edt sun may 17 2026

.rest of tonight...northeast winds 5 to 10 knots. mostly cloudy with
a slight chance of showers and thunderstorms. waves 1 foot or less. 
.sunday...east winds 5 to 10 knots veering southeast 10 to 15 knots
in the late morning and afternoon. rain showers likely and a slight
chance of thunderstorms. waves 1 foot or less. 
.sunday night...southeast winds 15 to 25 knots veering south to
30 knots after midnight. partly cloudy with a chance of rain showers
and a slight chance of thunderstorms. waves 1 to 2 feet building to
4 to 6 feet in the late evening and overnight. 
.monday...south winds to 30 knots. partly sunny with rain showers
likely and a chance of thunderstorms. waves 5 to 7 feet. 
.monday night...south winds to 30 knots. rain showers likely and a
chance of thunderstorms. waves 5 to 7 feet. 
.tuesday...south gales to 35 knots veering southwest to 30 knots
early in the afternoon. rain showers likely and a chance of
thunderstorms. waves 6 to 9 feet. 
.wednesday...northwest winds 15 to 25 knots. mostly sunny. waves
3 to 5 feet. 
.thursday...northeast winds 10 to 15 knots backing northwest early
in the afternoon. mostly sunny. waves around 1 foot. 

$$

fzus53 kgrr 170736
nshgrr
expires:202605170845;;699349

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

for waters within five nautical miles of shore on lake michigan


lmz848-170845-
whitehall to pentwater mi-
336 am edt sun may 17 2026

.rest of tonight...northeast winds 5 to 10 knots. mostly cloudy.
waves around 1 foot. 
.sunday...northeast winds 10 to 15 knots veering east in the late
morning and afternoon. cloudy with a chance of rain showers and a
slight chance of thunderstorms. waves around 1 foot. 
.sunday night...southeast winds 15 to 25 knots veering south to
30 knots in the late evening and overnight. partly cloudy with a
chance of rain showers and a slight chance of thunderstorms. waves
1 to 3 feet building to 4 to 6 feet in the late evening and
overnight. 
.monday...south winds to 30 knots. partly sunny with a chance of
showers and 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. rain showers and a chance of
thunderstorms. waves 6 to 9 feet. 
.wednesday...north winds around 20 knots. mostly sunny. waves 2 to
4 feet. 
.thursday...northeast winds 5 to 15 knots backing north 15 to
20 knots early in the afternoon. sunny. waves around 1 foot. 

$$

fzus53 kgrr 170736
nshgrr
expires:202605170845;;699348

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

for waters within five nautical miles of shore on lake michigan


lmz849-170845-
pentwater to manistee mi-
336 am edt sun may 17 2026

.rest of tonight...northeast winds 10 to 15 knots. partly cloudy.
waves 1 to 2 feet. 
.sunday...northeast winds 10 to 15 knots. rain showers likely. waves
1 to 2 feet. 
.sunday night...east winds 10 to 20 knots becoming south to 30 knots
in the late evening and overnight. partly cloudy with a chance of
rain showers and a slight chance of thunderstorms. waves 1 to 2 feet
building to 4 to 6 feet in the late evening and overnight. 
.monday...south winds to 30 knots. rain showers likely and a slight
chance of thunderstorms. waves 5 to 7 feet. 
.monday night...south winds to 30 knots. rain showers likely and a
chance of thunderstorms. waves 5 to 7 feet. 
.tuesday...south winds to 30 knots. rain showers likely and a chance
of thunderstorms. waves 6 to 9 feet. 
.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
20 knots in the late morning and afternoon. sunny. waves around
1 foot. 

$$

fzus53 kiwx 170746
nshiwx
expires:202605171430;;699595

nearshore marine forecast
national weather service northern indiana
346 am edt sun may 17 2026

for waters within five nautical miles of shore on lake michigan


lmz043-171430-
new buffalo mi to st joseph mi-
346 am edt sun may 17 2026

.today...south winds 10 to 15 knots increasing to 15 knots. 
mostly cloudy. waves 1 foot or less. 
.tonight...south winds 10 to 15 knots. partly cloudy. waves 1 to
3 feet. 
.monday...south winds 15 to 20 knots. gusts up to 25 knots.
showers likely with a chance of thunderstorms in the afternoon.
waves 1 to 3 feet. 
.monday night...south winds 15 to 20 knots. gusts up to 25 knots.
showers likely with a chance of thunderstorms in the evening,
then a chance of showers overnight. waves 1 to 3 feet. 

winds and waves higher in and near thunderstorms.

the water temperature at st. joseph is 53 degrees and at michigan
city is 51 degrees.

$$

fzus53 kiwx 170746
nshiwx
expires:202605171430;;699594

nearshore marine forecast
national weather service northern indiana
346 am edt sun may 17 2026

for waters within five nautical miles of shore on lake michigan


lmz046-171430-
michigan city in to new buffalo mi-
346 am edt sun may 17 2026

.today...south winds 10 to 15 knots increasing to 15 knots. 
partly sunny. waves 2 feet or less. 
.tonight...south winds 10 to 15 knots. partly cloudy. waves 1 to
2 feet. 
.monday...south winds 10 to 15 knots increasing to 15 to
20 knots. gusts up to 25 knots. showers likely with a chance of
thunderstorms in the afternoon. waves 1 to 3 feet. 
.monday night...south winds 15 to 20 knots. gusts up to 25 knots.
showers likely with a chance of thunderstorms in the evening,
then a chance of showers overnight. waves 1 to 3 feet. 

winds and waves higher in and near thunderstorms.

the water temperature at st. joseph is 53 degrees and at michigan
city is 51 degrees.

$$

fzus53 klot 170254
nshlot
expires:202605170915;;686564

nearshore marine forecast
national weather service chicago/romeoville il
954 pm cdt sat may 16 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>742-170915-
winthrop harbor to wilmette harbor il-
wilmette harbor to northerly island il-
northerly island to calumet harbor il-
954 pm cdt sat may 16 2026

.rest of tonight...south winds around 10 kt becoming southeast 
late. chance of showers and thunderstorms after midnight. waves 1 
to 2 ft.
.sunday...southeast winds 10 to 15 kt becoming south and increasing
to 15 to 25 kt. chance of showers and thunderstorms in the 
morning. waves 1 to 2 ft building to 2 to 4 ft. 
.sunday night...south winds 20 to 25 kt. partly cloudy. waves 3 
to 5 ft. a small craft advisory may be needed.
.monday...south winds 20 to 25 kt with occasional gusts to
30 kt. chance of showers and slight chance of thunderstorms in 
the morning, then showers likely and a chance of thunderstorms in 
the afternoon. waves 3 to 5 ft. a small craft advisory will likely 
be needed.

$$

fzus53 klot 170254
nshlot
expires:202605170915;;686565

nearshore marine forecast
national weather service chicago/romeoville il
954 pm cdt sat may 16 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>745-170915-
calumet harbor il to gary in-gary to burns harbor in-
burns harbor to michigan city in-
954 pm cdt sat may 16 2026

.rest of tonight...south winds around 10 kt. slight chance of
showers and thunderstorms after midnight. waves around 1 ft. 
.sunday...south winds 10 to 15 kt increasing to 20 to 25 kt in the
afternoon. slight chance of showers and thunderstorms in the 
morning. waves 1 to 3 ft. a small craft advisory may be needed.
.sunday night...south winds 20 to 25 kt. partly cloudy in the
evening then clearing. waves 1 to 3 ft. 
.monday...south winds 20 to 25 kt. chance of showers and slight
chance of thunderstorms in the morning, then showers likely and a
chance of thunderstorms in the afternoon. waves 1 to 3 ft
building to 2 to 4 ft. a small craft advisory will likely be
needed.  

$$

fzus53 kmkx 170810
nshmkx
expires:202605172100;;701083

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

for waters within five nautical miles of shore on lake michigan


lmz645-172100-
north point light to wind point wi-
310 am cdt sun may 17 2026

.early this morning...west wind 5 to 10 knots becoming north
10 to 15 knots early in the morning. cloudy with a 30 percent
chance of showers and thunderstorms. waves around 1 foot. 
.today...northeast wind 10 to 15 knots with gusts to around
20 knots becoming northeast 10 to 15 knots late in the morning,
then easing to 5 to 10 knots early in the afternoon becoming east
10 to 15 knots late in the afternoon. chance of showers and
thunderstorms until late afternoon, then slight chance of showers
and thunderstorms late in the afternoon. waves 1 to 2 feet
building to 2 to 4 feet early in the afternoon, then subsiding to
1 to 3 feet late in the afternoon. 
.tonight...east wind 10 to 15 knots veering southeast late in the
evening, then veering south with gusts to around 20 knots after
midnight rising to 15 to 20 knots early in the morning. mostly
cloudy through around midnight then becoming partly cloudy. waves
2 to 4 feet. 
.monday...south wind 15 to 20 knots becoming 15 to 25 knots late
in the morning, then easing to 10 to 20 knots early in the
afternoon becoming 15 to 20 knots late in the afternoon. rain
showers likely and a chance of thunderstorms. waves 3 to 4 feet.
a small craft advisory may be needed. 
.monday night...south wind 15 to 20 knots becoming 15 to 25 knots
early in the morning. showers likely through around midnight.
chance of thunderstorms through the night. chance of showers
after midnight. waves 3 to 4 feet. 

$$

fzus53 kmkx 170810
nshmkx
expires:202605172100;;701082

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

for waters within five nautical miles of shore on lake michigan


lmz644-172100-
port washington to north point light wi-
310 am cdt sun may 17 2026

.early this morning...north wind 5 to 10 knots rising to 10 to
15 knots early in the morning. mostly cloudy with a 30 percent
chance of showers and thunderstorms. waves 1 to 2 feet. 
.today...northeast wind 10 to 15 knots with gusts to around
20 knots becoming northeast 10 to 15 knots in the late morning
and early afternoon, then becoming east 5 to 10 knots late in the
afternoon. chance of showers and thunderstorms until late
afternoon, then slight chance of showers and thunderstorms late
in the afternoon. waves 1 to 3 feet building to 2 to 4 feet in
the late morning and afternoon. 
.tonight...east wind 10 to 15 knots veering south with gusts to
around 20 knots early in the morning. mostly cloudy through
around midnight then becoming partly cloudy. waves 3 to 4 feet. 
.monday...south wind 15 to 20 knots becoming 15 to 25 knots late
in the morning, then easing to 10 to 20 knots early in the
afternoon becoming 15 to 20 knots late in the afternoon. rain
showers likely and a chance of thunderstorms. waves 3 to 4 feet
building to 3 to 5 feet. a small craft advisory may be needed. 
.monday night...south wind 15 to 20 knots becoming 15 to 25 knots
early in the morning. rain showers likely through around
midnight. chance of thunderstorms through the night. chance of
showers after midnight. waves 3 to 4 feet building to 3 to 5 feet
early in the morning. 

$$

fzus53 kmkx 170810
nshmkx
expires:202605172100;;701084

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

for waters within five nautical miles of shore on lake michigan


lmz646-172100-
wind point wi to winthrop harbor il-
310 am cdt sun may 17 2026

.early this morning...southwest wind 5 to 10 knots veering
northwest early in the morning. cloudy with a 30 percent chance
of showers and thunderstorms. waves around 1 foot. 
.today...northeast wind 10 to 15 knots easing to 5 to 10 knots
late in the morning, then becoming east 10 to 15 knots in the
afternoon. chance of showers and thunderstorms until late
afternoon. waves 1 to 2 feet. 
.tonight...southeast wind 10 to 15 knots veering south with gusts
to around 20 knots early in the morning. partly cloudy. waves
2 to 4 feet. 
.monday...south wind 15 to 20 knots with gusts to around
25 knots. rain showers likely and a chance of thunderstorms
through the day. waves 3 to 4 feet. 
.monday night...south wind 15 to 20 knots becoming 15 to 25 knots
early in the morning. showers likely through around midnight.
chance of thunderstorms through the night. chance of showers
after midnight. waves 3 to 4 feet. a small craft advisory may be
needed. 

$$

fzus53 kmkx 170810
nshmkx
expires:202605172100;;701081

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

for waters within five nautical miles of shore on lake michigan


lmz643-172100-
sheboygan to port washington wi-
310 am cdt sun may 17 2026

.early this morning...north wind 10 to 15 knots becoming 10 to
20 knots early in the morning. mostly cloudy. waves 1 to 2 feet
building to 2 to 4 feet early in the morning. 
.today...northeast wind 15 to 20 knots becoming 10 to 20 knots
late in the morning, then becoming 10 to 15 knots early in the
afternoon becoming northeast 10 to 15 knots late in the
afternoon. chance of showers in the morning. chance of
thunderstorms through the day. rain showers likely in the
afternoon. 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 veering south
with gusts to around 20 knots after midnight rising to 15 to
20 knots early in the morning. slight chance of showers and
thunderstorms after midnight. waves 3 to 4 feet building to 4 to
6 feet early in the morning. 
.monday...south wind 15 to 25 knots becoming 15 to 20 knots late
in the afternoon. rain showers likely and a chance of
thunderstorms. waves 4 to 6 feet building to 5 to 7 feet in the
late morning and 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. rain showers likely and a chance of
thunderstorms. waves 4 to 6 feet. 

$$