(1/15)
Latest Nearshore Marine Forecast by KAPX
Issued 10/31/2026 1:46 PM America/New_York.
Valid through 11/1/2026 1:30 AM America/New_York.
fzus53 kapx 311746
nshapx
expires:202611010630;;032768
nearshore marine forecast
national weather service gaylord mi
146 pm edt sat oct 31 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.
lmz346-010630-
manistee to point betsie mi-
146 pm edt sat oct 31 2026
.tonight...south wind 5 to 10 knots. mostly cloudy. waves 2 feet
or less.
.sunday...south wind 5 to 10 knots. mostly sunny. waves 2 feet or
less.
.sunday night...south wind 5 to 10 knots. mostly cloudy. waves
2 feet or less.
.monday...south wind 5 to 10 knots. chance of showers. waves
2 feet or less.
see the open lakes forecast for days 3 through 5.
$$
(2/15)
Latest Nearshore Marine Forecast by KGRB
Issued 10/31/2026 1:15 PM US/Central.
Valid through 10/31/2026 5:00 PM US/Central.
fzus53 kgrb 311815
nshgrb
expires:202610312200;;033974
nearshore marine forecast
national weather service green bay wi
115 pm cdt sat oct 31 2026
for waters within five nautical miles of shore on lake michigan
lmz541>543-312200-
rock island passage to sturgeon bay wi-
sturgeon bay to two rivers wi-two rivers to sheboygan wi-
115 pm cdt sat oct 31 2026
.this afternoon...s wind 10 to 15 kts. waves 3 to 5 ft. partly
sunny.
.tonight...s wind 10 to 15 kts. waves 2 to 4 ft subsiding to 1 to
3 ft after midnight. a chance of sprinkles in the evening.
.sunday...s wind 5 to 10 kts. waves 1 to 3 ft. partly sunny.
.sunday night...s wind 5 to 10 kts. waves 2 ft or less. mostly
cloudy.
$$
(3/15)
Latest Nearshore Marine Forecast by KGRR
Issued 10/31/2026 2:23 PM America/New_York.
Valid through 11/1/2026 3:00 AM America/New_York.
fzus53 kgrr 311823
nshgrr
expires:202611010800;;034523
nearshore marine forecast
national weather service grand rapids mi
223 pm edt sat oct 31 2026
for waters within five nautical miles of shore on lake michigan
lmz848-010800-
whitehall to pentwater mi-
223 pm edt sat oct 31 2026
.through early evening...southeast winds 10 to 15 knots. partly
sunny. waves 1 to 3 feet.
.tonight...southeast winds 10 to 15 knots. mostly cloudy with a
slight chance of rain showers. waves 1 to 2 feet.
.sunday...south winds around 10 knots. partly sunny. waves 1 to
2 feet.
.sunday night...south winds 10 to 15 knots. partly cloudy. waves
around 1 foot.
.monday...south winds 10 to 20 knots. mostly cloudy. waves 1 to
3 feet building to 3 to 5 feet in the late morning and afternoon.
.monday night...south winds to 30 knots. cloudy with a chance of
rain showers. waves 3 to 5 feet building to 5 to 7 feet after
midnight.
.tuesday...south winds to 30 knots increasing to gales to 35 knots
in the late morning and afternoon. rain showers. waves 7 to 11 feet.
.wednesday...southwest winds 20 to 25 knots. partly sunny with a
chance of rain showers. waves 5 to 7 feet.
.thursday...north winds 15 to 20 knots. partly sunny with a chance
of rain showers. waves 3 to 5 feet.
$$
(4/15)
Latest Nearshore Marine Forecast by KGRR
Issued 10/31/2026 2:23 PM America/New_York.
Valid through 11/1/2026 3:00 AM America/New_York.
fzus53 kgrr 311823
nshgrr
expires:202611010800;;034524
nearshore marine forecast
national weather service grand rapids mi
223 pm edt sat oct 31 2026
for waters within five nautical miles of shore on lake michigan
lmz847-010800-
grand haven to whitehall mi-
223 pm edt sat oct 31 2026
.through early evening...southeast winds 10 to 15 knots. mostly
cloudy. waves 1 to 2 feet.
.tonight...southeast winds 10 to 15 knots. mostly cloudy with a
slight chance of rain showers. waves 1 to 2 feet.
.sunday...south winds around 10 knots. partly sunny with a slight
chance of rain showers. waves around 1 foot.
.sunday night...south winds 5 to 15 knots. partly cloudy. waves
around 1 foot.
.monday...south winds 10 to 20 knots. mostly cloudy. waves 2 to
4 feet.
.monday night...south winds to 30 knots. cloudy with a chance of
rain showers. waves 3 to 5 feet building to 5 to 7 feet after
midnight.
.tuesday...south winds to 30 knots. rain showers likely. waves 6 to
9 feet.
.wednesday...southwest winds 20 to 25 knots. rain showers likely.
waves 4 to 6 feet.
.thursday...north winds 15 to 20 knots. partly sunny with a chance
of rain showers. waves 3 to 5 feet.
$$
(5/15)
Latest Nearshore Marine Forecast by KGRR
Issued 10/31/2026 2:23 PM America/New_York.
Valid through 11/1/2026 3:00 AM America/New_York.
fzus53 kgrr 311823
nshgrr
expires:202611010800;;034525
nearshore marine forecast
national weather service grand rapids mi
223 pm edt sat oct 31 2026
for waters within five nautical miles of shore on lake michigan
lmz846-010800-
holland to grand haven mi-
223 pm edt sat oct 31 2026
.through early evening...southeast winds 10 to 15 knots. mostly
cloudy. waves around 1 foot.
.tonight...southeast winds 10 to 15 knots. mostly cloudy with a
slight chance of rain showers. waves around 1 foot.
.sunday...south winds around 10 knots. mostly cloudy with a slight
chance of rain showers. waves 1 foot or less.
.sunday night...south winds 5 to 15 knots. mostly cloudy. waves
around 1 foot.
.monday...south winds 10 to 15 knots. mostly cloudy. waves 1 to
2 feet.
.monday night...south winds 15 to 25 knots. cloudy with a chance of
rain showers. waves 1 to 3 feet building to 3 to 5 feet in the late
evening and overnight.
.tuesday...south winds 20 to 25 knots. rain showers likely. waves
4 to 6 feet.
.wednesday...southwest winds 15 to 25 knots. rain showers likely.
waves 3 to 5 feet.
.thursday...north winds 15 to 20 knots. partly sunny with a chance
of rain showers. waves 3 to 5 feet.
$$
(6/15)
Latest Nearshore Marine Forecast by KGRR
Issued 10/31/2026 2:23 PM America/New_York.
Valid through 11/1/2026 3:00 AM America/New_York.
fzus53 kgrr 311823
nshgrr
expires:202611010800;;034527
nearshore marine forecast
national weather service grand rapids mi
223 pm edt sat oct 31 2026
for waters within five nautical miles of shore on lake michigan
lmz844-010800-
st joseph to south haven mi-
223 pm edt sat oct 31 2026
.through early evening...southeast winds 10 to 15 knots. mostly
cloudy with a slight chance of rain showers. waves 1 foot or less.
.tonight...southeast winds 10 to 15 knots. mostly cloudy with a
slight chance of rain showers. waves 1 foot or less.
.sunday...south winds 5 to 10 knots. mostly cloudy with a slight
chance of rain showers. waves less than 1 foot.
.sunday night...south winds 5 to 15 knots. mostly cloudy. waves
1 foot or less.
.monday...south winds 10 to 15 knots. mostly cloudy. waves 1 foot or
less.
.monday night...south winds 15 to 25 knots. mostly cloudy with a
chance of rain showers. waves 2 to 4 feet.
.tuesday...south winds 20 to 25 knots. mostly cloudy with rain
showers likely. waves 2 to 4 feet.
.wednesday...south winds 15 to 20 knots. partly sunny with a chance
of rain showers. waves 1 to 2 feet.
.thursday...northwest winds 15 to 20 knots veering north in the late
morning and afternoon. partly sunny with a chance of rain showers.
waves 2 to 4 feet.
$$
(7/15)
Latest Nearshore Marine Forecast by KGRR
Issued 10/31/2026 2:23 PM America/New_York.
Valid through 11/1/2026 3:00 AM America/New_York.
fzus53 kgrr 311823
nshgrr
expires:202611010800;;034526
nearshore marine forecast
national weather service grand rapids mi
223 pm edt sat oct 31 2026
for waters within five nautical miles of shore on lake michigan
lmz845-010800-
south haven to holland mi-
223 pm edt sat oct 31 2026
.through early evening...southeast winds 10 to 15 knots. mostly
cloudy. waves 1 foot or less.
.tonight...southeast winds 10 to 15 knots. mostly cloudy with a
slight chance of rain showers. waves 1 foot or less.
.sunday...south winds 5 to 10 knots. mostly cloudy with a slight
chance of rain showers. waves less than 1 foot.
.sunday night...south winds 5 to 10 knots. mostly cloudy. waves
1 foot or less.
.monday...south winds 10 to 15 knots. mostly cloudy. waves around
1 foot.
.monday night...south winds 15 to 25 knots. cloudy with a chance of
rain showers. waves 2 to 4 feet.
.tuesday...south winds 20 to 25 knots. mostly cloudy with rain
showers likely. waves 2 to 4 feet.
.wednesday...southwest winds 15 to 20 knots. mostly cloudy with a
chance of rain showers. waves 2 to 4 feet.
.thursday...north winds 15 to 20 knots. partly sunny with a chance
of rain showers. waves 2 to 4 feet.
$$
(8/15)
Latest Nearshore Marine Forecast by KGRR
Issued 10/31/2026 2:23 PM America/New_York.
Valid through 11/1/2026 3:00 AM America/New_York.
fzus53 kgrr 311823
nshgrr
expires:202611010800;;034522
nearshore marine forecast
national weather service grand rapids mi
223 pm edt sat oct 31 2026
for waters within five nautical miles of shore on lake michigan
lmz849-010800-
pentwater to manistee mi-
223 pm edt sat oct 31 2026
.through early evening...south winds 10 to 15 knots. partly sunny.
waves 1 to 2 feet.
.tonight...south winds 10 to 15 knots. mostly cloudy. waves around
1 foot.
.sunday...south winds around 10 knots. partly sunny. waves around
1 foot.
.sunday night...south winds 5 to 15 knots. partly cloudy. waves
1 foot or less.
.monday...south winds 10 to 20 knots. mostly cloudy. waves 1 to
3 feet building to 2 to 4 feet early in the afternoon.
.monday night...south winds to 30 knots. cloudy with a chance of
rain showers. waves 3 to 6 feet.
.tuesday...south winds to 30 knots. rain showers. waves 6 to 9 feet.
.wednesday...southwest winds 15 to 25 knots. partly sunny with a
chance of rain showers. waves 4 to 6 feet.
.thursday...north winds 10 to 20 knots. mostly cloudy with a chance
of rain showers. waves 3 to 5 feet subsiding to 2 to 4 feet early in
the afternoon.
$$
(9/15)
Latest Nearshore Marine Forecast by KIWX
Issued 10/31/2026 10:48 AM America/New_York.
Valid through 10/31/2026 4:15 PM America/New_York.
fzus53 kiwx 311448
nshiwx
expires:202610312015;;026586
nearshore marine forecast
national weather service northern indiana
1048 am edt sat oct 31 2026
for waters within five nautical miles of shore on lake michigan
lmz043-046-312015-
new buffalo mi to st joseph mi-michigan city in to new buffalo mi-
1048 am edt sat oct 31 2026
.this afternoon...southeast winds 5 to 10 knots. a slight chance
of showers. waves 1 foot or less.
.tonight...southeast winds 5 to 10 knots. a slight chance of
showers. waves 1 foot or less.
.sunday...southeast winds 10 knots or less. partly sunny. waves
1 foot or less.
.sunday night...southeast winds 10 knots or less becoming south.
mostly cloudy. waves 1 foot or less.
the water temperature at michigan city is 58 degrees.
$$
(10/15)
Latest Nearshore Marine Forecast by KLOT
Issued 10/31/2026 10:02 AM US/Central.
Valid through 10/31/2026 4:15 PM US/Central.
fzus53 klot 311502
nshlot
expires:202610312115;;026984
nearshore marine forecast
national weather service chicago/romeoville il
1002 am cdt sat oct 31 2026
for waters within five nautical miles of shore on lake michigan
waves are provided as a range of significant wave heights, which
is the average of the highest 1/3 of the waves, along with the
average height of the highest 10 percent of the waves which will
occasionally be encountered.
lmz743>745-312115-
calumet harbor il to gary in-gary to burns harbor in-
burns harbor to michigan city in-
1002 am cdt sat oct 31 2026
.rest of today...southeast winds 10 to 15 kt becoming east.
scattered showers late in the morning, then isolated showers in
the afternoon. waves 1 to 2 ft.
.tonight...southeast winds 10 to 15 kt. slight chance of showers
in the evening. waves 1 to 2 ft.
.sunday...southeast winds around 10 kt. mostly cloudy. waves 1 ft
or less.
.sunday night...southeast winds 10 to 15 kt becoming south.
mostly cloudy. waves 1 to 2 ft.
$$
(11/15)
Latest Nearshore Marine Forecast by KLOT
Issued 10/31/2026 10:02 AM US/Central.
Valid through 10/31/2026 4:15 PM US/Central.
fzus53 klot 311502
nshlot
expires:202610312115;;026983
nearshore marine forecast
national weather service chicago/romeoville il
1002 am cdt sat oct 31 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>742-312115-
winthrop harbor to wilmette harbor il-
wilmette harbor to northerly island il-
northerly island to calumet harbor il-
1002 am cdt sat oct 31 2026
.rest of today...southeast winds 10 to 15 kt. scattered showers
late in the morning, then isolated showers in the afternoon.
waves 1 to 3 ft.
.tonight...southeast winds 10 to 15 kt. slight chance of showers
in the evening. waves 1 to 3 ft.
.sunday...southeast winds around 10 kt. mostly cloudy. waves 1 to
2 ft.
.sunday night...southeast winds 10 to 15 kt becoming south.
mostly cloudy. waves 1 to 3 ft.
$$
(12/15)
Latest Nearshore Marine Forecast by KMKX
Issued 10/31/2026 1:10 PM US/Central.
Valid through 10/31/2026 5:00 PM US/Central.
fzus53 kmkx 311810
nshmkx
expires:202610312200;;033758
nearshore marine forecast
national weather service milwaukee/sullivan wi
110 pm cdt sat oct 31 2026
for waters within five nautical miles of shore on lake michigan
lmz646-312200-
wind point wi to winthrop harbor il-
110 pm cdt sat oct 31 2026
.rest of today...southeast wind 10 to 15 knots. slight chance of
showers. waves 2 to 4 feet.
.tonight...southeast wind 10 to 15 knots becoming south 5 to
10 knots after midnight. slight chance of showers through around
midnight. waves 2 to 4 feet subsiding to 1 to 2 feet in the late
evening and overnight.
.sunday...southeast wind 5 to 10 knots. mostly cloudy. waves 1 to
2 feet.
.sunday night...southeast wind 10 to 15 knots veering south after
midnight. mostly cloudy. waves 1 to 2 feet.
$$
(13/15)
Latest Nearshore Marine Forecast by KMKX
Issued 10/31/2026 1:10 PM US/Central.
Valid through 10/31/2026 5:00 PM US/Central.
fzus53 kmkx 311810
nshmkx
expires:202610312200;;033757
nearshore marine forecast
national weather service milwaukee/sullivan wi
110 pm cdt sat oct 31 2026
for waters within five nautical miles of shore on lake michigan
lmz645-312200-
north point light to wind point wi-
110 pm cdt sat oct 31 2026
.rest of today...southeast wind 10 to 15 knots. slight chance of
showers. waves 3 to 4 feet.
.tonight...southeast wind 10 to 15 knots veering south late in
the evening, then easing to 5 to 10 knots after midnight. slight
chance of showers through around midnight. waves 2 to 4 feet
subsiding to 1 to 3 feet after midnight.
.sunday...south wind 5 to 10 knots backing southeast late in the
morning, then becoming southeast 5 to 10 knots in the afternoon.
partly sunny. waves 1 to 2 feet.
.sunday night...southeast wind 10 to 15 knots veering south after
midnight. mostly cloudy. waves 1 to 2 feet.
$$
(14/15)
Latest Nearshore Marine Forecast by KMKX
Issued 10/31/2026 1:10 PM US/Central.
Valid through 10/31/2026 5:00 PM US/Central.
fzus53 kmkx 311810
nshmkx
expires:202610312200;;033756
nearshore marine forecast
national weather service milwaukee/sullivan wi
110 pm cdt sat oct 31 2026
for waters within five nautical miles of shore on lake michigan
lmz644-312200-
port washington to north point light wi-
110 pm cdt sat oct 31 2026
...small craft advisory in effect until 10 pm cdt this evening...
.rest of today...south wind 10 to 15 knots backing southeast late
in the afternoon. slight chance of sprinkles early in the
afternoon, then slight chance of showers late in the afternoon.
waves 3 to 4 feet.
.tonight...south wind 10 to 15 knots easing to 5 to 10 knots late
in the evening, then becoming south 5 to 10 knots after midnight.
slight chance of showers through around midnight. waves 2 to
4 feet subsiding to 1 to 3 feet after midnight.
.sunday...south wind 5 knots becoming southeast in the late
morning and afternoon. partly sunny. waves 1 to 2 feet.
.sunday night...southeast wind 5 to 10 knots veering south after
midnight. mostly cloudy. waves 1 to 2 feet.
$$
(15/15)
Latest Nearshore Marine Forecast by KMKX
Issued 10/31/2026 1:10 PM US/Central.
Valid through 10/31/2026 5:00 PM US/Central.
fzus53 kmkx 311810
nshmkx
expires:202610312200;;033755
nearshore marine forecast
national weather service milwaukee/sullivan wi
110 pm cdt sat oct 31 2026
for waters within five nautical miles of shore on lake michigan
lmz643-312200-
sheboygan to port washington wi-
110 pm cdt sat oct 31 2026
...small craft advisory in effect until 10 pm cdt this evening...
.rest of today...south wind 10 to 15 knots with gusts to around
20 knots. slight chance of showers late in the afternoon. waves
3 to 5 feet.
.tonight...south wind 10 to 15 knots easing to 5 to 10 knots
after midnight, then becoming south 5 to 10 knots early in the
morning. slight chance of showers through around midnight. waves
3 to 4 feet subsiding to 1 to 3 feet early in the morning.
.sunday...south wind 5 knots rising to 5 to 10 knots late in the
morning, then becoming south 5 to 10 knots in the afternoon.
partly sunny. waves 1 to 2 feet.
.sunday night...south wind 5 to 10 knots. partly cloudy through
around midnight then becoming mostly cloudy. waves 1 to 2 feet.
$$
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