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(1/38)
Latest Nearshore Marine Forecast by KAPX
Issued 9/20/2026 10:36 PM America/New_York.
Valid through 9/21/2026 6:45 AM America/New_York.
fzus53 kapx 210236
nshapx
expires:202609211045;;794802
nearshore marine forecast
national weather service gaylord mi
1036 pm edt sun sep 20 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.
lhz349-211045-
sturgeon pt to alabaster mi-
1036 pm edt sun sep 20 2026
...small craft advisory in effect through monday evening...
.overnight...northeast wind 15 to 25 knots. mostly cloudy. waves
4 to 7 feet. waves occasionally around 8 feet.
.monday...northeast wind 10 to 20 knots. mostly cloudy. waves
4 to 6 feet.
.monday night...northeast wind 10 to 20 knots. mostly cloudy.
waves 4 to 6 feet.
.tuesday...northeast wind 15 to 25 knots. mostly sunny. waves
4 to 7 feet.
see the open lakes forecast for days 3 through 5.
$$
(2/38)
Latest Nearshore Marine Forecast by KAPX
Issued 9/20/2026 10:36 PM America/New_York.
Valid through 9/21/2026 6:45 AM America/New_York.
fzus53 kapx 210236
nshapx
expires:202609211045;;794792
nearshore marine forecast
national weather service gaylord mi
1036 pm edt sun sep 20 2026
for waters within five nautical miles of shore on lakes huron...
michigan and superior.
waves are the significant wave height - the average of the highest
1/3 of the wave spectrum. occasional wave height is the average of
the highest 1/10 of the wave spectrum.
lsz322-211045-
st. marys river point iroquois to e. potagannissing bay-
1036 pm edt sun sep 20 2026
.overnight...east wind 10 to 15 knots. partly cloudy.
.monday...east wind 10 to 15 knots. partly sunny.
.monday night...east wind 5 to 10 knots. partly cloudy.
.tuesday...east wind 5 to 10 knots. sunny.
see the open lakes forecast for days 3 through 5.
$$
(3/38)
Latest Nearshore Marine Forecast by KAPX
Issued 9/20/2026 10:36 PM America/New_York.
Valid through 9/21/2026 6:45 AM America/New_York.
fzus53 kapx 210236
nshapx
expires:202609211045;;794791
nearshore marine forecast
national weather service gaylord mi
1036 pm edt sun sep 20 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.
lsz321-211045-
whitefish bay (u.s. portion)/whitefish point to point iroquois mi-
1036 pm edt sun sep 20 2026
.overnight...east wind 10 to 15 knots. partly cloudy. waves 2 to
3 feet.
.monday...northeast wind 10 to 15 knots. partly sunny. waves
2 feet or less.
.monday night...east wind 10 to 15 knots. partly cloudy. waves
2 feet or less.
.tuesday...northeast wind 5 to 10 knots. sunny. waves 2 feet or
less.
see the open lakes forecast for days 3 through 5.
$$
(4/38)
Latest Nearshore Marine Forecast by KAPX
Issued 9/20/2026 10:36 PM America/New_York.
Valid through 9/21/2026 6:45 AM America/New_York.
fzus53 kapx 210236
nshapx
expires:202609211045;;794797
nearshore marine forecast
national weather service gaylord mi
1036 pm edt sun sep 20 2026
for waters within five nautical miles of shore on lakes huron...
michigan and superior.
waves are the significant wave height - the average of the highest
1/3 of the wave spectrum. occasional wave height is the average of
the highest 1/10 of the wave spectrum.
lmz346-211045-
manistee to point betsie mi-
1036 pm edt sun sep 20 2026
...small craft advisory in effect until 2 am edt monday...
.overnight...east wind 10 to 20 knots and gusting to 25 knots.
mostly cloudy. waves 2 to 4 feet.
.monday...northeast wind 10 to 15 knots. mostly cloudy. waves
2 feet or less.
.monday night...east wind 10 to 15 knots. mostly cloudy. waves
2 feet or less.
.tuesday...northeast wind 10 to 15 knots. mostly sunny. waves
2 feet or less.
see the open lakes forecast for days 3 through 5.
$$
(5/38)
Latest Nearshore Marine Forecast by KAPX
Issued 9/20/2026 10:36 PM America/New_York.
Valid through 9/21/2026 6:45 AM America/New_York.
fzus53 kapx 210236
nshapx
expires:202609211045;;794796
nearshore marine forecast
national weather service gaylord mi
1036 pm edt sun sep 20 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.
lmz344-345-211045-
sleeping bear point to grand traverse light mi-
point betsie to sleeping bear point mi-
1036 pm edt sun sep 20 2026
...small craft advisory in effect until 2 am edt monday...
.overnight...east wind 10 to 20 knots and gusting to 25 knots.
mostly cloudy. waves 2 to 4 feet.
.monday...northeast wind 10 to 15 knots. mostly cloudy. waves
2 to 3 feet.
.monday night...east wind 10 to 15 knots. mostly cloudy. waves
2 to 3 feet.
.tuesday...northeast wind 10 to 15 knots. mostly sunny. waves
2 to 3 feet.
see the open lakes forecast for days 3 through 5.
$$
(6/38)
Latest Nearshore Marine Forecast by KAPX
Issued 9/20/2026 10:36 PM America/New_York.
Valid through 9/21/2026 6:45 AM America/New_York.
fzus53 kapx 210236
nshapx
expires:202609211045;;794794
nearshore marine forecast
national weather service gaylord mi
1036 pm edt sun sep 20 2026
for waters within five nautical miles of shore on lakes huron...
michigan and superior.
waves are the significant wave height - the average of the highest
1/3 of the wave spectrum. occasional wave height is the average of
the highest 1/10 of the wave spectrum.
lmz342-211045-
norwood mi to 5nm west of mackinac bridge including little
traverse bay-
1036 pm edt sun sep 20 2026
...small craft advisory in effect until 2 am edt monday...
.overnight...east wind 10 to 20 knots and gusting to 25 knots.
partly cloudy early in the evening then becoming mostly cloudy.
waves 2 to 3 feet.
.monday...east wind 10 to 15 knots. partly sunny. waves 2 feet or
less.
.monday night...east wind 10 to 15 knots. partly cloudy. waves
2 feet or less.
.tuesday...east wind 10 to 15 knots. sunny. waves 2 feet or less.
see the open lakes forecast for days 3 through 5.
$$
(7/38)
Latest Nearshore Marine Forecast by KAPX
Issued 9/20/2026 10:36 PM America/New_York.
Valid through 9/21/2026 6:45 AM America/New_York.
fzus53 kapx 210236
nshapx
expires:202609211045;;794793
nearshore marine forecast
national weather service gaylord mi
1036 pm edt sun sep 20 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.
lmz341-211045-
seul choix point to 5nm west of mackinac bridge-
1036 pm edt sun sep 20 2026
...small craft advisory in effect until 2 am edt monday...
.overnight...east wind 10 to 20 knots and gusting to 25 knots.
partly cloudy. waves 2 to 4 feet.
.monday...east wind 10 to 15 knots. partly sunny. waves 2 to
3 feet.
.monday night...northeast wind 10 to 15 knots. partly cloudy.
waves 2 feet or less.
.tuesday...east wind 10 to 15 knots. sunny. waves 2 feet or less.
see the open lakes forecast for days 3 through 5.
$$
(8/38)
Latest Nearshore Marine Forecast by KAPX
Issued 9/20/2026 10:36 PM America/New_York.
Valid through 9/21/2026 6:45 AM America/New_York.
fzus53 kapx 210236
nshapx
expires:202609211045;;794795
nearshore marine forecast
national weather service gaylord mi
1036 pm edt sun sep 20 2026
for waters within five nautical miles of shore on lakes huron...
michigan and superior.
waves are the significant wave height - the average of the highest
1/3 of the wave spectrum. occasional wave height is the average of
the highest 1/10 of the wave spectrum.
lmz323-211045-
grand traverse bay south of a line grand traverse light to
norwood mi-
1036 pm edt sun sep 20 2026
...small craft advisory in effect until 2 am edt monday...
.overnight...east wind 10 to 20 knots and gusting to 25 knots.
mostly cloudy. waves 2 to 3 feet.
.monday...northeast wind 10 to 15 knots. mostly cloudy. waves
2 feet or less.
.monday night...east wind 10 to 15 knots. mostly cloudy. waves
2 feet or less.
.tuesday...east wind 10 to 15 knots. sunny. waves 2 feet or less.
see the open lakes forecast for days 3 through 5.
$$
(9/38)
Latest Nearshore Marine Forecast by KAPX
Issued 9/20/2026 10:36 PM America/New_York.
Valid through 9/21/2026 6:45 AM America/New_York.
fzus53 kapx 210236
nshapx
expires:202609211045;;794798
nearshore marine forecast
national weather service gaylord mi
1036 pm edt sun sep 20 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.
lhz345-211045-
straits of mackinac within 5 nm of mackinac bridge including
mackinac island-
1036 pm edt sun sep 20 2026
...small craft advisory in effect until 2 am edt monday...
.overnight...east wind 10 to 20 knots and gusting to 25 knots.
partly cloudy early in the evening then becoming mostly cloudy.
waves 2 feet or less.
.monday...east wind 10 to 15 knots. partly sunny. waves 2 feet or
less.
.monday night...east wind 10 to 15 knots. partly cloudy. waves
2 feet or less.
.tuesday...east wind 10 to 15 knots. sunny. waves 2 feet or less.
see the open lakes forecast for days 3 through 5.
$$
(10/38)
Latest Nearshore Marine Forecast by KAPX
Issued 9/20/2026 10:36 PM America/New_York.
Valid through 9/21/2026 6:45 AM America/New_York.
fzus53 kapx 210236
nshapx
expires:202609211045;;794799
nearshore marine forecast
national weather service gaylord mi
1036 pm edt sun sep 20 2026
for waters within five nautical miles of shore on lakes huron...
michigan and superior.
waves are the significant wave height - the average of the highest
1/3 of the wave spectrum. occasional wave height is the average of
the highest 1/10 of the wave spectrum.
lhz346-211045-
st ignace to false detour channel-
1036 pm edt sun sep 20 2026
...small craft advisory in effect until 8 am edt monday...
.overnight...east wind 10 to 20 knots and gusting to 25 knots.
partly cloudy. waves 2 to 3 feet.
.monday...east wind 10 to 15 knots. partly sunny. waves 2 to
3 feet.
.monday night...east wind 10 to 15 knots. partly cloudy. waves
2 feet or less.
.tuesday...east wind 10 to 15 knots. sunny. waves 2 feet or less.
see the open lakes forecast for days 3 through 5.
$$
(11/38)
Latest Nearshore Marine Forecast by KAPX
Issued 9/20/2026 10:36 PM America/New_York.
Valid through 9/21/2026 6:45 AM America/New_York.
fzus53 kapx 210236
nshapx
expires:202609211045;;794800
nearshore marine forecast
national weather service gaylord mi
1036 pm edt sun sep 20 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.
lhz347-211045-
5nm east of mackinac bridge to presque isle light mi including
bois blanc island-
1036 pm edt sun sep 20 2026
...small craft advisory in effect until 8 am edt monday...
.overnight...east wind 10 to 20 knots and gusting to 25 knots.
partly cloudy early in the evening then becoming mostly cloudy.
waves 3 to 5 feet.
.monday...east wind 10 to 15 knots. partly sunny. waves 2 to
4 feet.
.monday night...east wind 10 to 15 knots. partly cloudy. waves
2 to 4 feet.
.tuesday...east wind 10 to 15 knots. sunny. waves 2 to 4 feet.
see the open lakes forecast for days 3 through 5.
$$
(12/38)
Latest Nearshore Marine Forecast by KAPX
Issued 9/20/2026 10:36 PM America/New_York.
Valid through 9/21/2026 6:45 AM America/New_York.
fzus53 kapx 210236
nshapx
expires:202609211045;;794801
nearshore marine forecast
national weather service gaylord mi
1036 pm edt sun sep 20 2026
for waters within five nautical miles of shore on lakes huron...
michigan and superior.
waves are the significant wave height - the average of the highest
1/3 of the wave spectrum. occasional wave height is the average of
the highest 1/10 of the wave spectrum.
lhz348-211045-
presque isle light to sturgeon pt mi including thunder bay
national marine sanctuary-
1036 pm edt sun sep 20 2026
...small craft advisory in effect through monday evening...
.overnight...east wind 10 to 20 knots and gusting to 25 knots.
partly cloudy early in the evening then becoming mostly cloudy.
waves 4 to 6 feet.
.monday...northeast wind 10 to 20 knots. mostly cloudy. waves
4 to 6 feet.
.monday night...northeast wind 10 to 20 knots. mostly cloudy.
waves 3 to 5 feet.
.tuesday...northeast wind 10 to 20 knots. mostly sunny. waves
4 to 6 feet.
see the open lakes forecast for days 3 through 5.
$$
(13/38)
Latest Nearshore Marine Forecast by KDLH
Issued 9/21/2026 12:17 AM US/Central.
Valid through 9/21/2026 11:00 AM US/Central.
fzus53 kdlh 210517
nshdlh
expires:202609211600;;800138
nearshore marine forecast
national weather service duluth mn
1217 am cdt mon sep 21 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.
lsz148-211600-
oak point to saxon harbor wi-
1217 am cdt mon sep 21 2026
.today...east wind 10 to 15 knots with gusts to around 20 knots
becoming northeast with gusts to around 25 knots late in the
afternoon. mostly cloudy. waves 1 to 3 feet.
.tonight...east wind 10 to 15 knots with gusts to around 25 knots
becoming southeast 5 to 10 knots after midnight. mostly cloudy in
the evening then becoming partly cloudy. waves 1 to 3 feet.
.tuesday...east wind 5 knots becoming northeast 10 to 15 knots
with gusts to around 25 knots in the afternoon. sunny. waves 1 to
2 feet.
.tuesday night...northeast wind 10 to 15 knots with gusts to
around 25 knots becoming east 5 to 10 knots late in the evening,
then becoming south after midnight. mostly clear. waves 1 to
2 feet.
$$
(14/38)
Latest Nearshore Marine Forecast by KDLH
Issued 9/21/2026 12:17 AM US/Central.
Valid through 9/21/2026 11:00 AM US/Central.
fzus53 kdlh 210517
nshdlh
expires:202609211600;;800128
nearshore marine forecast
national weather service duluth mn
1217 am cdt mon sep 21 2026
for waters within five nautical miles of shore on lake superior.
waves are the significant wave height - the average of the highest
1/3 of the wave spectrum. occasional wave height is the average of
the highest 1/10 of the wave spectrum.
lsz140-211600-
grand portage to grand marais mn-
1217 am cdt mon sep 21 2026
.today...east wind 5 to 10 knots. mostly cloudy until late
afternoon then becoming mostly sunny. waves 1 to 2 feet.
.tonight...northeast wind 5 to 10 knots. mostly clear. waves 1 to
2 feet.
.tuesday...northeast wind 5 to 10 knots becoming east in the
afternoon. sunny. waves 1 foot or less.
.tuesday night...east wind 5 to 10 knots. mostly clear. waves
1 to 2 feet.
$$
(15/38)
Latest Nearshore Marine Forecast by KDLH
Issued 9/21/2026 12:17 AM US/Central.
Valid through 9/21/2026 11:00 AM US/Central.
fzus53 kdlh 210517
nshdlh
expires:202609211600;;800129
nearshore marine forecast
national weather service duluth mn
1217 am cdt mon sep 21 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.
lsz141-211600-
grand marais to taconite harbor mn-
1217 am cdt mon sep 21 2026
.today...east wind 5 to 10 knots. mostly cloudy. waves 1 to
2 feet.
.tonight...northeast wind 5 to 10 knots. mostly clear. waves 1 to
2 feet.
.tuesday...east wind 5 to 10 knots. sunny. waves 1 foot or less.
.tuesday night...east wind 5 to 10 knots. gusts up to 20 knots in
the evening. mostly clear. waves 1 to 2 feet.
$$
(16/38)
Latest Nearshore Marine Forecast by KDTX
Issued 9/20/2026 9:45 PM America/New_York.
Valid through 9/21/2026 5:45 AM America/New_York.
fzus53 kdtx 210145
nshdtx
expires:202609210945;;793154
nearshore marine forecast for michigan
national weather service detroit/pontiac mi
945 pm edt sun sep 20 2026
for waters within five nautical miles of shore
waves are the significant wave height - the average of the highest
1/3 of the wave spectrum. occasional wave height is the average of
the highest 1/10 of the wave spectrum.
lhz442-210945-
harbor beach to port sanilac mi-
945 pm edt sun sep 20 2026
...small craft advisory in effect through wednesday evening...
.rest of tonight...northeast winds 20 to 25 knots. partly cloudy.
waves 5 to 7 feet. waves occasionally around 10 feet.
.monday...northeast winds 20 to 25 knots diminishing to 15 to
20 knots in the late morning and afternoon. partly cloudy early
in the morning becoming mostly cloudy. waves 4 to 6 feet. waves
occasionally around 8 feet.
.monday night...northeast winds 20 to 25 knots becoming east
15 to 20 knots after midnight. partly cloudy. waves 3 to 5 feet.
waves occasionally around 6 feet.
.tuesday...northeast winds 15 to 20 knots. mostly sunny until
late afternoon becoming partly cloudy. waves 3 to 5 feet. waves
occasionally around 7 feet.
small craft advisory conditions are expected to continue beyond
the forecast period. please refer to the open lakes forecast for
more information.
see lake huron open lake forecast for days 3 through 5.
$$
(17/38)
Latest Nearshore Marine Forecast by KDTX
Issued 9/20/2026 9:45 PM America/New_York.
Valid through 9/21/2026 5:45 AM America/New_York.
fzus53 kdtx 210145
nshdtx
expires:202609210945;;793153
nearshore marine forecast for michigan
national weather service detroit/pontiac mi
945 pm edt sun sep 20 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.
lhz441-210945-
port austin to harbor beach mi-
945 pm edt sun sep 20 2026
...small craft advisory in effect through wednesday evening...
.rest of tonight...northeast winds 20 to 25 knots. partly cloudy.
waves 5 to 7 feet. waves occasionally around 10 feet.
.monday...northeast winds 20 to 25 knots diminishing to 15 to
20 knots in the late morning and early afternoon, then increasing
to 20 to 25 knots early in the afternoon. mostly cloudy. waves
5 to 7 feet. waves occasionally around 10 feet.
.monday night...northeast winds 20 to 25 knots becoming east
15 to 20 knots after midnight. partly cloudy. waves 4 to 6 feet.
waves occasionally around 8 feet.
.tuesday...northeast winds 15 to 20 knots increasing to 20 to
25 knots with gusts to 30 knots early in the afternoon. partly
cloudy until late afternoon becoming mostly sunny. waves 4 to
6 feet. waves occasionally around 8 feet.
small craft advisory conditions are expected to continue beyond
the forecast period. please refer to the open lakes forecast for
more information.
see lake huron open lake forecast for days 3 through 5.
$$
(18/38)
Latest Nearshore Marine Forecast by KDTX
Issued 9/20/2026 9:45 PM America/New_York.
Valid through 9/21/2026 5:45 AM America/New_York.
fzus53 kdtx 210145
nshdtx
expires:202609210945;;793151
nearshore marine forecast for michigan
national weather service detroit/pontiac mi
945 pm edt sun sep 20 2026
for waters within five nautical miles of shore
waves are the significant wave height - the average of the highest
1/3 of the wave spectrum. occasional wave height is the average of
the highest 1/10 of the wave spectrum.
lhz422-210945-
inner saginaw bay sw of point au gres to bay port mi-
945 pm edt sun sep 20 2026
...small craft advisory in effect through wednesday evening...
.rest of tonight...northeast winds to 30 knots. partly cloudy
this evening becoming mostly cloudy. waves 3 to 5 feet. waves
occasionally around 7 feet.
.monday...northeast winds to 30 knots diminishing to 20 to
25 knots with gusts to 30 knots in the late morning and
afternoon. mostly cloudy. waves 3 to 5 feet. waves occasionally
around 7 feet.
.monday night...northeast winds to 30 knots becoming east 20 to
25 knots after midnight. partly cloudy. waves 3 to 5 feet. waves
occasionally around 7 feet.
.tuesday...northeast winds 20 to 25 knots. gusts to 30 knots in
the late morning and afternoon. partly cloudy. waves 3 to 5 feet.
waves occasionally around 7 feet.
small craft advisory conditions are expected to continue beyond
the forecast period. please refer to the open lakes forecast for
more information.
see lake huron open lake forecast for days 3 through 5.
$$
(19/38)
Latest Nearshore Marine Forecast by KDTX
Issued 9/20/2026 9:45 PM America/New_York.
Valid through 9/21/2026 5:45 AM America/New_York.
fzus53 kdtx 210145
nshdtx
expires:202609210945;;793152
nearshore marine forecast for michigan
national weather service detroit/pontiac mi
945 pm edt sun sep 20 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.
lhz421-210945-
outer saginaw bay sw of alabaster to port austin mi to inner
saginaw bay-
945 pm edt sun sep 20 2026
...small craft advisory in effect through wednesday evening...
.rest of tonight...northeast winds 20 to 25 knots. partly cloudy
this evening becoming mostly cloudy. waves 5 to 7 feet. waves
occasionally around 10 feet.
.monday...northeast winds 20 to 25 knots. gusts to 30 knots in
the late morning and afternoon. mostly cloudy. waves 6 to 9 feet.
waves occasionally around 12 feet.
.monday night...northeast winds 20 to 25 knots with gusts to
30 knots becoming east 15 to 20 knots after midnight. partly
cloudy until early morning becoming mostly cloudy. waves 5 to
7 feet. waves occasionally around 10 feet.
.tuesday...northeast winds 20 to 25 knots. gusts to 30 knots in
the late morning and afternoon. mostly cloudy early in the
morning becoming partly cloudy. waves 5 to 7 feet. waves
occasionally around 10 feet.
small craft advisory conditions are expected to continue beyond
the forecast period. please refer to the open lakes forecast for
more information.
see lake huron open lake forecast for days 3 through 5.
$$
(20/38)
Latest Nearshore Marine Forecast by KDTX
Issued 9/20/2026 9:45 PM America/New_York.
Valid through 9/21/2026 5:45 AM America/New_York.
fzus53 kdtx 210145
nshdtx
expires:202609210945;;793155
nearshore marine forecast for michigan
national weather service detroit/pontiac mi
945 pm edt sun sep 20 2026
for waters within five nautical miles of shore
waves are the significant wave height - the average of the highest
1/3 of the wave spectrum. occasional wave height is the average of
the highest 1/10 of the wave spectrum.
lhz443-210945-
port sanilac to port huron mi-
945 pm edt sun sep 20 2026
...small craft advisory in effect through wednesday evening...
.rest of tonight...northeast winds 20 to 25 knots. partly cloudy.
waves 5 to 7 feet. waves occasionally around 10 feet.
.monday...northeast winds 20 to 25 knots diminishing to 15 to
20 knots in the late morning and afternoon. partly cloudy
becoming mostly cloudy in the late morning and early afternoon
becoming partly cloudy. waves 4 to 6 feet subsiding to 2 to
4 feet early in the afternoon. waves occasionally around 8 feet.
.monday night...northeast winds 20 to 25 knots. mostly cloudy
early in the evening then clearing. waves 3 to 5 feet. waves
occasionally around 7 feet.
.tuesday...northeast winds 20 to 25 knots diminishing to 15 to
20 knots in the late morning and afternoon. mostly sunny until
late afternoon becoming partly cloudy. waves 3 to 5 feet. waves
occasionally around 7 feet.
small craft advisory conditions are expected to continue beyond
the forecast period. please refer to the open lakes forecast for
more information.
see lake huron open lake forecast for days 3 through 5.
$$
(21/38)
Latest Nearshore Marine Forecast by KGRB
Issued 9/20/2026 11:59 PM US/Central.
Valid through 9/21/2026 5:00 AM US/Central.
fzus53 kgrb 210459
nshgrb
expires:202609211000;;798885
nearshore marine forecast
national weather service green bay wi
1159 pm cdt sun sep 20 2026
for waters within five nautical miles of shore on lake michigan
lmz541>543-211000-
rock island passage to sturgeon bay wi-
sturgeon bay to two rivers wi-two rivers to sheboygan wi-
1159 pm cdt sun sep 20 2026
...small craft advisory in effect through tuesday evening...
.rest of tonight...ne wind 15 to 25 kts. waves 5 to 8 ft. mostly
cloudy.
.monday...ne wind 15 to 25 kts. waves 4 to 7 ft. mostly cloudy.
.monday night...e wind 15 to 25 kts. waves 4 to 7 ft. mostly
cloudy.
.tuesday...ne wind 15 to 25 kts. waves 3 to 5 ft. partly cloudy
in the morning then clearing.
$$
(22/38)
Latest Nearshore Marine Forecast by KGRB
Issued 9/20/2026 11:59 PM US/Central.
Valid through 9/21/2026 5:00 AM US/Central.
fzus53 kgrb 210459
nshgrb
expires:202609211000;;798884
nearshore marine forecast
national weather service green bay wi
1159 pm cdt sun sep 20 2026
for waters within five nautical miles of shore on lake michigan
lmz521-522-211000-
green bay south of line from cedar river to rock island passage
and north of a line from oconto wi to little sturgeon bay wi-
green bay south of line from oconto wi to little sturgeon bay wi-
1159 pm cdt sun sep 20 2026
...small craft advisory in effect through tuesday evening...
.rest of tonight...ne wind 15 to 25 kts. waves 3 to 5 ft. mostly
cloudy.
.monday...ne wind 15 to 25 kts. waves 2 to 4 ft. mostly cloudy.
.monday night...e wind 15 to 25 kts decreasing to 10 to 15 kts
after midnight. waves 2 to 4 ft subsiding to 1 to 3 ft after
midnight. mostly cloudy.
.tuesday...ne wind 10 to 20 kts. waves 1 to 3 ft. partly cloudy
in the morning then clearing.
$$
(23/38)
Latest Nearshore Marine Forecast by KGRR
Issued 9/20/2026 10:27 PM America/New_York.
Valid through 9/21/2026 5:15 AM America/New_York.
fzus53 kgrr 210227
nshgrr
expires:202609210915;;794577
nearshore marine forecast
national weather service grand rapids mi
1027 pm edt sun sep 20 2026
for waters within five nautical miles of shore on lake michigan
lmz848-210915-
whitehall to pentwater mi-
1027 pm edt sun sep 20 2026
.rest of tonight...northeast winds 10 to 20 knots. partly cloudy.
waves 2 to 4 feet.
.monday...northeast winds 15 to 25 knots. mostly cloudy. waves 1 to
3 feet.
.monday night...northeast winds 15 to 20 knots. partly cloudy. waves
1 to 2 feet.
.tuesday...northeast winds 15 to 20 knots. partly sunny. waves 1 to
3 feet.
.tuesday night...east winds 10 to 20 knots. partly cloudy. waves
1 to 2 feet.
.wednesday...east winds 15 to 20 knots. sunny. waves 1 to 2 feet.
.thursday...east winds 10 to 15 knots. mostly sunny. waves 1 foot or
less.
.friday...east winds 5 to 10 knots backing northeast early in the
afternoon. mostly sunny. waves less than 1 foot.
$$
(24/38)
Latest Nearshore Marine Forecast by KGRR
Issued 9/20/2026 10:27 PM America/New_York.
Valid through 9/21/2026 5:15 AM America/New_York.
fzus53 kgrr 210227
nshgrr
expires:202609210915;;794576
nearshore marine forecast
national weather service grand rapids mi
1027 pm edt sun sep 20 2026
for waters within five nautical miles of shore on lake michigan
lmz849-210915-
pentwater to manistee mi-
1027 pm edt sun sep 20 2026
.rest of tonight...northeast winds 10 to 20 knots. partly cloudy.
waves 2 to 4 feet.
.monday...northeast winds 10 to 20 knots. mostly cloudy. waves 1 to
3 feet.
.monday night...northeast winds 10 to 20 knots. mostly cloudy. waves
1 to 3 feet.
.tuesday...northeast winds 10 to 20 knots. partly sunny. waves 1 to
3 feet.
.tuesday night...east winds 10 to 20 knots. mostly clear. waves 1 to
2 feet.
.wednesday...east winds 10 to 15 knots. sunny. waves around 1 foot.
.thursday...east winds 5 to 15 knots backing northeast early in the
afternoon. sunny. waves 1 foot or less.
.friday...east winds 5 to 10 knots backing north early in the
afternoon. mostly sunny. waves less than 1 foot.
$$
(25/38)
Latest Nearshore Marine Forecast by KGRR
Issued 9/20/2026 10:27 PM America/New_York.
Valid through 9/21/2026 5:15 AM America/New_York.
fzus53 kgrr 210227
nshgrr
expires:202609210915;;794578
nearshore marine forecast
national weather service grand rapids mi
1027 pm edt sun sep 20 2026
for waters within five nautical miles of shore on lake michigan
lmz847-210915-
grand haven to whitehall mi-
1027 pm edt sun sep 20 2026
.rest of tonight...northeast winds 10 to 20 knots. partly cloudy.
waves 1 to 2 feet.
.monday...northeast winds 15 to 25 knots. mostly cloudy. waves 1 to
3 feet.
.monday night...northeast winds 15 to 25 knots. partly cloudy. waves
1 to 3 feet.
.tuesday...northeast winds 15 to 20 knots. partly sunny. waves 1 to
2 feet.
.tuesday night...northeast winds 15 to 20 knots. partly cloudy.
waves 1 to 2 feet.
.wednesday...east winds 15 to 20 knots. mostly sunny. waves 1 to
2 feet.
.thursday...east winds 10 to 15 knots. mostly sunny. waves 1 foot or
less.
.friday...east winds 5 to 15 knots backing northeast early in the
afternoon. mostly sunny. waves less than 1 foot.
$$
(26/38)
Latest Nearshore Marine Forecast by KMKX
Issued 9/20/2026 11:10 PM US/Central.
Valid through 9/21/2026 5:00 AM US/Central.
fzus53 kmkx 210410
nshmkx
expires:202609211000;;797734
nearshore marine forecast
national weather service milwaukee/sullivan wi
1110 pm cdt sun sep 20 2026
for waters within five nautical miles of shore on lake michigan
lmz644-211000-
port washington to north point light wi-
1110 pm cdt sun sep 20 2026
...small craft advisory in effect through wednesday evening...
.rest of tonight...east wind 15 to 25 knots. cloudy. waves 7 to
9 feet.
.monday...east wind 15 to 25 knots becoming northeast 10 to
20 knots in the afternoon. mostly cloudy. waves 6 to 8 feet
subsiding to 5 to 7 feet in the afternoon.
.monday night...northeast wind 10 to 20 knots becoming east 15 to
25 knots in the late evening and early morning, then easing to
10 to 20 knots early in the morning. mostly cloudy. waves 5 to
7 feet.
.tuesday...east wind 10 to 20 knots rising to 15 to 25 knots late
in the morning, then becoming northeast 10 to 20 knots in the
afternoon. partly sunny. waves 5 to 7 feet subsiding to 4 to
6 feet late in the afternoon.
$$
(27/38)
Latest Nearshore Marine Forecast by KMKX
Issued 9/20/2026 11:10 PM US/Central.
Valid through 9/21/2026 5:00 AM US/Central.
fzus53 kmkx 210410
nshmkx
expires:202609211000;;797733
nearshore marine forecast
national weather service milwaukee/sullivan wi
1110 pm cdt sun sep 20 2026
for waters within five nautical miles of shore on lake michigan
lmz643-211000-
sheboygan to port washington wi-
1110 pm cdt sun sep 20 2026
...small craft advisory in effect through wednesday evening...
.rest of tonight...northeast wind 15 to 25 knots veering east
early in the morning. cloudy. waves 7 to 9 feet.
.monday...east wind 15 to 25 knots backing northeast late in the
morning, then easing to 10 to 20 knots early in the afternoon
becoming northeast 10 to 20 knots late in the afternoon. mostly
cloudy. waves 6 to 8 feet subsiding to 5 to 7 feet in the late
morning and early afternoon, then subsiding to 4 to 6 feet late
in the afternoon.
.monday night...northeast wind 15 to 25 knots easing to 10 to
20 knots late in the evening, then veering east after midnight.
mostly cloudy. waves 4 to 6 feet building to 5 to 7 feet after
midnight, then subsiding to 4 to 6 feet early in the morning.
.tuesday...east wind 10 to 20 knots backing northeast late in the
afternoon. gusts up to 25 knots. partly sunny. waves 4 to 6 feet.
$$
(28/38)
Latest Nearshore Marine Forecast by KMQT
Issued 9/20/2026 11:01 PM America/New_York.
Valid through 9/21/2026 4:00 AM America/New_York.
fzus53 kmqt 210301
nshmqt
expires:202609210800;;795245
nearshore marine forecast
national weather service marquette mi
1101 pm edt sun sep 20 2026
for waters within five nautical miles of shore
waves are the significant wave height - the average of the
highest 1/3 of the wave spectrum. occasional wave height is the
average of the highest 1/10 of the wave spectrum.
lmz248-250-210800-
seul choix point to point detour mi-
5nm east of a line from fairport mi to rock island passage-
1101 pm edt sun sep 20 2026
...small craft advisory in effect until 2 am edt monday...
.rest of tonight...northeast wind 15 to 20 knots. partly cloudy
by midnight then becoming mostly cloudy. waves 2 to 4 feet
building to 3 to 5 feet occasionally to 7 feet, then subsiding to
2 to 4 feet.
.monday...east wind 10 to 15 knots. mostly cloudy. waves
subsiding to 2 to 3 feet.
.monday night...northeast wind 10 to 15 knots. mostly cloudy in
the evening then becoming partly cloudy. waves building to 2 to
4 feet, then subsiding to 1 to 2 feet.
.tuesday...east wind 10 to 20 knots. sunny. waves building to
2 to 3 feet.
$$
(29/38)
Latest Nearshore Marine Forecast by KMQT
Issued 9/20/2026 11:01 PM America/New_York.
Valid through 9/21/2026 4:00 AM America/New_York.
fzus53 kmqt 210301
nshmqt
expires:202609210800;;795246
nearshore marine forecast
national weather service marquette mi
1101 pm edt sun sep 20 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.
lsz240-241-210800-
saxon harbor wi to black river mi-
black river to ontonagon mi-
1101 pm edt sun sep 20 2026 /1001 pm cdt sun sep 20 2026/
.rest of tonight...east wind less than 10 knots. mostly cloudy.
waves 2 to 3 feet subsiding to 1 to 2 feet.
.monday...east wind less than 10 knots backing northeast 5 to
15 knots with gusts up to 26 knots by late morning. mostly
cloudy. waves building to 2 to 3 feet.
.monday night...east wind 5 to 15 knots with gusts up to 23 knots
veering southeast less than 10 knots after midnight. mostly
clear. waves subsiding to 1 to 2 feet.
.tuesday...east wind less than 10 knots backing northeast 10 to
15 knots with gusts up to 24 knots in the afternoon. sunny. waves
calm to 1 foot.
$$
(30/38)
Latest Nearshore Marine Forecast by KMQT
Issued 9/20/2026 11:01 PM America/New_York.
Valid through 9/21/2026 4:00 AM America/New_York.
fzus53 kmqt 210301
nshmqt
expires:202609210800;;795247
nearshore marine forecast
national weather service marquette mi
1101 pm edt sun sep 20 2026
for waters within five nautical miles of shore
waves are the significant wave height - the average of the
highest 1/3 of the wave spectrum. occasional wave height is the
average of the highest 1/10 of the wave spectrum.
lsz242-243-210800-
ontonagon to upper entrance of portage canal mi-
upper entrance of portage canal to eagle river mi-
1101 pm edt sun sep 20 2026
.rest of tonight...east wind 10 to 15 knots. partly cloudy by
midnight then becoming mostly cloudy. waves 1 to 2 feet.
.monday...east wind less than 10 knots backing northeast 10 to
15 knots late. cloudy through early afternoon then becoming
partly cloudy. waves 1 to 2 feet.
.monday night...east wind 5 to 15 knots veering southeast less
than 10 knots after midnight. mostly clear. waves 1 to 2 feet.
.tuesday...east wind 5 to 15 knots. sunny. waves building to 1 to
2 feet.
$$
(31/38)
Latest Nearshore Marine Forecast by KMQT
Issued 9/20/2026 11:01 PM America/New_York.
Valid through 9/21/2026 4:00 AM America/New_York.
fzus53 kmqt 210301
nshmqt
expires:202609210800;;795248
nearshore marine forecast
national weather service marquette mi
1101 pm edt sun sep 20 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.
lsz244-245-210800-
eagle river to manitou island mi-
manitou island to point isabelle mi-
1101 pm edt sun sep 20 2026
.rest of tonight...east wind 10 to 15 knots. partly cloudy by
midnight then becoming mostly cloudy. waves 1 to 2 feet building
to 2 to 3 feet.
.monday...east wind 5 to 15 knots. mostly cloudy. waves subsiding
to 1 to 2 feet.
.monday night...east wind less than 10 knots. mostly clear. waves
1 to 2 feet.
.tuesday...east wind less than 10 knots with gusts up to
17 knots. sunny. waves building to 1 to 2 feet.
$$
(32/38)
Latest Nearshore Marine Forecast by KMQT
Issued 9/20/2026 11:01 PM America/New_York.
Valid through 9/21/2026 4:00 AM America/New_York.
fzus53 kmqt 210301
nshmqt
expires:202609210800;;795249
nearshore marine forecast
national weather service marquette mi
1101 pm edt sun sep 20 2026
for waters within five nautical miles of shore
waves are the significant wave height - the average of the
highest 1/3 of the wave spectrum. occasional wave height is the
average of the highest 1/10 of the wave spectrum.
lsz246-210800-
point isabelle to lower entrance of portage canal mi-
1101 pm edt sun sep 20 2026
.rest of tonight...east wind 10 to 15 knots with gusts up to
22 knots. partly cloudy by midnight then becoming mostly cloudy.
waves 1 to 2 feet building to 2 to 3 feet.
.monday...east wind 10 to 15 knots with gusts up to 22 knots.
mostly cloudy. waves building to 2 to 4 feet, then subsiding to
1 to 2 feet.
.monday night...east wind less than 10 knots with gusts up to
18 knots. mostly clear. waves 1 to 2 feet.
.tuesday...east wind 5 to 15 knots with gusts up to 22 knots.
sunny. waves building to 1 to 2 feet.
$$
(33/38)
Latest Nearshore Marine Forecast by KMQT
Issued 9/20/2026 11:01 PM America/New_York.
Valid through 9/21/2026 4:00 AM America/New_York.
fzus53 kmqt 210301
nshmqt
expires:202609210800;;795250
nearshore marine forecast
national weather service marquette mi
1101 pm edt sun sep 20 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.
lsz247-210800-
lower entrance of portage canal to huron islands mi including
keweenaw and huron bays-
1101 pm edt sun sep 20 2026
.rest of tonight...east wind 10 to 15 knots with gusts up to
23 knots. partly cloudy by midnight then becoming mostly cloudy.
waves 2 to 3 feet building to 2 to 4 feet.
.monday...east wind 10 to 15 knots with gusts up to 22 knots.
mostly cloudy. waves subsiding to 1 to 2 feet.
.monday night...east wind 5 to 15 knots veering southeast less
than 10 knots after midnight. partly cloudy. waves 1 to 2 feet.
.tuesday...east wind 5 to 15 knots becoming 10 to 15 knots in the
afternoon. sunny. waves building to 1 to 2 feet.
$$
(34/38)
Latest Nearshore Marine Forecast by KMQT
Issued 9/20/2026 11:01 PM America/New_York.
Valid through 9/21/2026 4:00 AM America/New_York.
fzus53 kmqt 210301
nshmqt
expires:202609210800;;795251
nearshore marine forecast
national weather service marquette mi
1101 pm edt sun sep 20 2026
for waters within five nautical miles of shore
waves are the significant wave height - the average of the
highest 1/3 of the wave spectrum. occasional wave height is the
average of the highest 1/10 of the wave spectrum.
lsz248-210800-
huron islands to marquette mi-
1101 pm edt sun sep 20 2026
...small craft advisory in effect until 2 am edt monday...
.rest of tonight...east wind 10 to 20 knots. partly cloudy by
midnight then becoming mostly cloudy. waves 2 to 4 feet.
.monday...east wind 10 to 15 knots. mostly cloudy. waves
subsiding to 1 to 2 feet.
.monday night...east wind 5 to 15 knots. mostly clear. waves 1 to
2 feet.
.tuesday...east wind 10 to 15 knots. sunny. waves building to
1 to 2 feet.
$$
(35/38)
Latest Nearshore Marine Forecast by KMQT
Issued 9/20/2026 11:01 PM America/New_York.
Valid through 9/21/2026 4:00 AM America/New_York.
fzus53 kmqt 210301
nshmqt
expires:202609210800;;795252
nearshore marine forecast
national weather service marquette mi
1101 pm edt sun sep 20 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.
lsz249-210800-
marquette to munising mi-
1101 pm edt sun sep 20 2026
...small craft advisory in effect until 2 am edt monday...
.rest of tonight...northeast wind 15 to 20 knots veering east
10 to 15 knots late. partly cloudy by midnight then becoming
mostly cloudy. waves 2 to 4 feet.
.monday...east wind 10 to 15 knots backing northeast by late
morning. mostly cloudy. waves subsiding to 1 to 2 feet.
.monday night...northeast wind 10 to 15 knots veering east less
than 10 knots after midnight. partly cloudy. waves 1 to 2 feet.
.tuesday...east wind less than 10 knots backing northeast 10 to
15 knots in the afternoon. sunny. waves building to 1 to 2 feet.
$$
(36/38)
Latest Nearshore Marine Forecast by KMQT
Issued 9/20/2026 11:01 PM America/New_York.
Valid through 9/21/2026 4:00 AM America/New_York.
fzus53 kmqt 210301
nshmqt
expires:202609210800;;795253
nearshore marine forecast
national weather service marquette mi
1101 pm edt sun sep 20 2026
for waters within five nautical miles of shore
waves are the significant wave height - the average of the
highest 1/3 of the wave spectrum. occasional wave height is the
average of the highest 1/10 of the wave spectrum.
lsz250-210800-
munising to grand marais mi-
1101 pm edt sun sep 20 2026
...small craft advisory in effect until 2 am edt monday...
.rest of tonight...east wind 10 to 20 knots. partly cloudy. waves
3 to 5 feet occasionally to 7 feet subsiding to 2 to 3 feet.
.monday...east wind 10 to 15 knots backing northeast by late
morning. mostly cloudy. waves subsiding to 1 to 2 feet.
.monday night...northeast wind less than 10 knots veering east
after midnight. gusts up to 17 knots. mostly clear. waves 1 to
2 feet.
.tuesday...east wind less than 10 knots backing northeast 10 to
15 knots in the afternoon. gusts up to 22 knots. sunny. waves
building to 1 to 2 feet.
$$
(37/38)
Latest Nearshore Marine Forecast by KMQT
Issued 9/20/2026 11:01 PM America/New_York.
Valid through 9/21/2026 4:00 AM America/New_York.
fzus53 kmqt 210301
nshmqt
expires:202609210800;;795254
nearshore marine forecast
national weather service marquette mi
1101 pm edt sun sep 20 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.
lsz251-210800-
grand marais to whitefish point mi-
1101 pm edt sun sep 20 2026
...small craft advisory in effect until 2 am edt monday...
.rest of tonight...east wind 10 to 20 knots. partly cloudy. waves
3 to 5 feet occasionally to 7 feet subsiding to 2 to 3 feet.
.monday...east wind 10 to 15 knots backing northeast late. mostly
cloudy. waves subsiding to 1 to 2 feet.
.monday night...northeast wind 10 to 15 knots veering east after
midnight. mostly clear. waves 1 to 2 feet.
.tuesday...east wind 10 to 15 knots backing northeast 5 to
15 knots in the afternoon. sunny. waves 1 to 2 feet.
$$
(38/38)
Latest Nearshore Marine Forecast by KMQT
Issued 9/20/2026 11:01 PM America/New_York.
Valid through 9/21/2026 4:00 AM America/New_York.
fzus53 kmqt 210301
nshmqt
expires:202609210800;;795244
nearshore marine forecast
national weather service marquette mi
1101 pm edt sun sep 20 2026
for waters within five nautical miles of shore
waves are the significant wave height - the average of the
highest 1/3 of the wave spectrum. occasional wave height is the
average of the highest 1/10 of the wave spectrum.
lmz221-210800-
green bay north of line from cedar river mi to rock island
passage-
1101 pm edt sun sep 20 2026
...small craft advisory in effect until 2 am edt monday...
.rest of tonight...northeast wind 15 to 20 knots. partly cloudy
by midnight then becoming mostly cloudy. waves 2 to 3 feet
building to 2 to 4 feet.
.monday...northeast wind 10 to 15 knots. mostly cloudy. waves
subsiding to 2 to 3 feet.
.monday night...northeast wind 10 to 15 knots. mostly cloudy in
the evening then becoming partly cloudy. waves subsiding to 1 to
2 feet, then building to 2 to 3 feet.
.tuesday...northeast wind 10 to 15 knots. sunny. waves building
to 2 to 3 feet.
$$
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