fzus63 kdtx 240759
glflh 
expires:202606241600;;815202

open lake forecast for lake huron
national weather service detroit/pontiac mi
359 am edt wed jun 24 2026

for waters beyond five nautical miles off shore on lake huron

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.

.synopsis...high pressure, 30.20 inches, will build into the great
lakes region, producing light winds through wednesday. low
pressure, 29.90 inches will move toward lower michigan thursday
bringing a slight increase in winds speeds as they become south
or southwest.


lhz361-241600-
lake huron from 5nm east of mackinac bridge to presque isle lt
beyond 5 nm off shore-
359 am edt wed jun 24 2026

.today...light and variable winds becoming southeast 5 to
10 knots late in the afternoon. a chance of showers in the
afternoon. waves 2 feet or less. 
.tonight...east winds 5 to 10 knots. a chance of showers. waves
2 feet or less. 
.thursday...east winds 5 to 10 knots. a chance of showers in the
morning. waves 2 feet or less. 
.thursday night...light and variable winds becoming north 5 to
10 knots in the late evening and overnight. waves 2 feet or less.
.friday...north winds 5 to 10 knots becoming light and variable.
waves 2 feet or less. 
.saturday...light and variable winds. waves 2 feet or less. 
.sunday...light and variable winds becoming east 5 to 10 knots in
the late morning and early afternoon...then becoming southeast
10 to 15 knots . a chance of showers by midnight. waves 2 feet or
less building to 3 to 5 feet . 


$$

fzus63 kdtx 240759
glflh 
expires:202606241600;;815203

open lake forecast for lake huron
national weather service detroit/pontiac mi
359 am edt wed jun 24 2026

for waters beyond five nautical miles off shore on lake huron

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.

.synopsis...high pressure, 30.20 inches, will build into the great
lakes region, producing light winds through wednesday. low
pressure, 29.90 inches will move toward lower michigan thursday
bringing a slight increase in winds speeds as they become south
or southwest.


lhz362-363-241600-
lake huron from presque isle light to sturgeon point mi beyond
5nm off shore-
lake huron from sturgeon point to alabaster mi beyond 5nm off
shore-
359 am edt wed jun 24 2026

.today...light and variable winds becoming southeast 5 to
10 knots in the afternoon. a chance of showers in the afternoon.
waves 2 feet or less. 
.tonight...southeast winds 5 to 10 knots. a chance of showers in
the evening...then showers likely after midnight. waves 2 feet or
less. 
.thursday...east winds 5 to 10 knots backing to the north in the
late morning and afternoon. a chance of showers. waves 1 to
3 feet. 
.thursday night...light and variable winds becoming north 5 to
10 knots in the late evening and overnight. waves 2 feet or less.
.friday...northwest winds 5 to 10 knots in the morning becoming
light and variable. waves 2 feet or less. 
.saturday...light and variable winds. waves 2 feet or less. 
.sunday...light and variable winds becoming east 5 to 10 knots .
a chance of. waves 2 feet or less. 


$$

fzus63 kdtx 240759
glflh 
expires:202606241600;;815204

open lake forecast for lake huron
national weather service detroit/pontiac mi
359 am edt wed jun 24 2026

for waters beyond five nautical miles off shore on lake huron

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.

.synopsis...high pressure, 30.20 inches, will build into the great
lakes region, producing light winds through wednesday. low
pressure, 29.90 inches will move toward lower michigan thursday
bringing a slight increase in winds speeds as they become south
or southwest.


lhz462>464-241600-
lake huron from port austin to harbor beach beyond 5nm off shore-
lake huron from harbor beach to port sanilac beyond 5nm off shore-
lake huron from port sanilac to port huron beyond 5nm off shore-
359 am edt wed jun 24 2026

.today...light and variable winds becoming southeast 5 to
10 knots in the afternoon. a chance of showers in the afternoon.
waves 2 feet or less. 
.tonight...southeast winds 5 to 10 knots increasing to 10 to
15 knots early in the morning. a chance of showers in the
evening...then showers likely after midnight. waves 2 feet or
less. 
.thursday...south winds 5 to 10 knots backing to the north early
in the afternoon. a chance of showers in the morning...then a
chance of showers and thunderstorms in the afternoon. waves 1 to
3 feet. 
.thursday night...north winds 5 to 10 knots. waves 2 feet or
less. 
.friday...north winds 5 to 10 knots becoming light and variable.
waves 2 feet or less. 
.saturday...light and variable winds becoming north 5 to
10 knots. waves 2 feet or less. 
.sunday...light and variable winds becoming east 5 to 10 knots.
waves 2 feet or less. 


$$

fzus63 kmkx 240740
glflm 
expires:202606241515;;814993

open lake forecast for lake michigan
national weather service milwaukee/sullivan wi
240 am cdt wed jun 24 2026

for waters beyond 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 wave, along with the
average height of the highest 10% of the waves which will
occasionally be encountered.

.synopsis...

weak low pressure around 29.9 inches in northern minnesota this 
morning will induce a modest southerly breeze post-dawn this
morning. as this system pushes eastward through northern wi this 
evening we expect winds to decelerate, turning east over northern 
portions of the lake and remaining south over the southern half.
showers and thunderstorms are expected at times today and tonight
with the passage of this system. 

light northerly winds are expected into thursday as low pressure
departs eastward. high pressure around 30.0 inches over ontario 
and the western great lakes will dominate friday through saturday 
with light northerly winds shifting to northeasterly. sunday, low
pressure deepens to 29.4 inches in the northern high plains, 
bringing breezy southeasterly winds to the lake. winds turn 
southerly and strengthen into monday as low pressure exits into 
the canadian prairies. on and off thunderstorms become more likely
during this time.


lmz261-362-364-366-563-565-567-868-241515-
lake michigan from seul choix point to rock island passage 5 nm
offshore to mid lake-
lake michigan south of a line from seul choix point to the
mackinac bridge and north of a line from charlevoix mi to south
fox island 5 nm offshore-
lake michigan from charlevoix to point betsie mi 5 nm offshore to
mid lake-
lake michigan from point betsie to manistee mi 5 nm offshore to
mid lake-
lake michigan from rock island passage to sturgeon bay wi-
lake michigan from sturgeon bay to two rivers wi 5 nm offshore to
mid lake-
lake michigan from two rivers to sheboygan wi 5 nm offshore to
mid lake-
lake michigan from pentwater to manistee mi 5 nm offshore to mid
lake-
240 am cdt wed jun 24 2026

sheboygan wi to pentwater mi north...

.today...south winds 10 to 15 kt increasing to 15 to 25 kt.
chance of showers and slight chance of thunderstorms. waves 1 to
2 ft building to 2 to 4 ft. 
.tonight...southeast winds 10 to 20 kt diminishing to 10 to 15 kt
late in the evening, then diminishing to 5 to 10 kt after
midnight becoming east late. patchy fog. chance of showers and
slight chance of thunderstorms. waves 2 to 4 ft subsiding to 1 to
3 ft. 
.thursday...northeast winds 5 to 10 kt becoming north 10 to
15 kt. patchy fog in the morning. waves 1 to 2 ft. 
.thursday night...north winds 10 to 15 kt diminishing to 5 to
10 kt. waves 1 ft or less. 
.friday...northeast winds 5 to 10 kt becoming north 10 to 20 kt
in the afternoon. waves 1 to 2 ft. 
.friday night...northeast winds 10 to 15 kt diminishing to 5 to
10 kt. waves 1 to 2 ft. 
.saturday...east winds 5 to 10 kt becoming northeast 10 to 15 kt.
waves 1 to 2 ft. 
.sunday...southeast winds 10 to 20 kt. waves 3 to 5 ft.  

$$

fzus63 kmkx 240740
glflm 
expires:202606241515;;814994

open lake forecast for lake michigan
national weather service milwaukee/sullivan wi
240 am cdt wed jun 24 2026

for waters beyond 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 wave, along with the
average height of the highest 10% of the waves which will
occasionally be encountered.

.synopsis...

weak low pressure around 29.9 inches in northern minnesota this 
morning will induce a modest southerly breeze post-dawn this
morning. as this system pushes eastward through northern wi this 
evening we expect winds to decelerate, turning east over northern 
portions of the lake and remaining south over the southern half.
showers and thunderstorms are expected at times today and tonight
with the passage of this system. 

light northerly winds are expected into thursday as low pressure
departs eastward. high pressure around 30.0 inches over ontario 
and the western great lakes will dominate friday through saturday 
with light northerly winds shifting to northeasterly. sunday, low
pressure deepens to 29.4 inches in the northern high plains, 
bringing breezy southeasterly winds to the lake. winds turn 
southerly and strengthen into monday as low pressure exits into 
the canadian prairies. on and off thunderstorms become more likely
during this time.


lmz080-669-671-673-675-777-779-870-872-874-876-878-241515-
lake michigan from michigan city in to st. joseph mi 5 nm
offshore to mid lake-
lake michigan from sheboygan to port washington wi 5 nm offshore
to mid lake-
lake michigan from port washington to north point light wi 5 nm
offshore to mid lake-
lake michigan from north point light to wind point wi 5 nm
offshore to mid lake-
lake michigan from wind point wi to winthrop harbor il 5 nm
offshore to mid lake-
lake michigan from winthrop harbor to wilmette harbor il 5 nm
offshore to mid lake-
lake michigan from wilmette harbor il to michigan city in 5 nm
offshore to mid lake-
lake michigan from whitehall to pentwater mi 5 nm offshore to mid
lake-
lake michigan from grand haven to whitehall mi 5 nm offshore to
mid lake-
lake michigan from holland to grand haven mi 5 nm offshore to mid
lake-
lake michigan from south haven to holland mi 5 nm offshore to mid
lake-
lake michigan from st. joseph to south haven mi 5 nm offshore to
mid lake-
240 am cdt wed jun 24 2026

sheboygan wi to pentwater mi south...

.today...south winds 10 to 15 kt increasing to 15 to 25 kt.
showers and slight chance of thunderstorms this morning, then
showers likely with a chance of thunderstorms this afternoon.
waves 1 to 2 ft building to 2 to 4 ft. 
.tonight...south winds 10 to 20 kt becoming west 10 to 15 kt.
chance of showers and thunderstorms in the evening. patchy fog
overnight. waves 2 to 4 ft subsiding to 1 to 3 ft.
.thursday...west winds 5 to 10 kt veering to north 10 to 15 kt.
waves 1 to 2 ft. 
.thursday night...north winds 10 to 15 kt diminishing to 5 to
10 kt. waves 1 to 2 ft. 
.friday...northeast winds 10 to 15 kt becoming north 10 to 20 kt.
waves 1 to 2 ft. 
.friday night...northeast winds 10 to 20 kt diminishing to 5 to
10 kt. waves 1 to 3 ft. 
.saturday...east winds 5 to 10 kt becoming northeast 10 to 15 kt.
waves 1 to 2 ft. 
.sunday...southeast winds 10 to 20 kt increasing to 15 to 25 kt.
waves 3 to 5 ft.  

$$

fzus63 kmqt 240801
glfls 
expires:202606242000;;815288

open lake forecast for lake superior
national weather service marquette mi
400 am edt wed jun 24 2026

for waters beyond 5 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.

.synopsis... 

a 29.9 inch clipper low over northwest minnesota this morning digs 
along the wisconsin/u.p. border by this afternoon before moving 
through lower michigan towards the st. lawrence seaway tonight into 
thursday. as the clipper leaves the upper midwest, expect weak 30.0 
inch ridging to return to lake superior on thursday, building to 
30.1 inches by friday morning and remaining that way into saturday 
to potentially even sunday. meanwhile late this weekend, a 29.2 inch 
low lifts from the rockies towards the northern plains and canadian 
prairies. 




lsz162-242000-
lake superior west of a line from saxon harbor wi to grand
portage mn beyond 5nm-
400 am edt wed jun 24 2026 /300 am cdt wed jun 24 2026/

.early this morning...northeast winds 5 to 15 knots. a chance of
showers and thunderstorms. waves calm to 2 feet. 
.today...northeast winds 5 to 15 knots increasing to 10 to
20 knots in the afternoon. a chance of showers and a slight
chance of thunderstorms. waves building to 1 to 3 feet. 
.tonight...northeast winds 10 to 20 knots diminishing to 5 to
15 knots after midnight. a slight chance of rain showers through
midnight. patchy fog after midnight. waves subsiding to calm to
2 feet. 
.thursday...northeast winds 5 to 15 knots veering southwest in
the afternoon, then veering north late. patchy fog through early
afternoon. waves calm to 2 feet. 
.thursday night...north winds less than 10 knots. waves calm to
2 feet. 
.friday...north winds less than 10 knots becoming northeast 5 to
15 knots by mid afternoon. waves calm to 2 feet. 
.friday night...northeast winds 5 to 15 knots diminishing to less
than 10 knots after midnight. waves calm to 2 feet. 
.saturday...northeast winds 10 to 20 knots veering east. a chance
of rain showers. waves building to 1 to 3 feet. 
.sunday...east winds 20 to 30 knots. a chance of showers. a
chance of thunderstorms. showers likely. waves building to 3 to
6 feet occasionally to 8 feet, then subsiding to 2 to 4 feet. 

$$

fzus63 kmqt 240801
glfls 
expires:202606242000;;815289

open lake forecast for lake superior
national weather service marquette mi
400 am edt wed jun 24 2026

for waters beyond 5 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.

.synopsis... 

a 29.9 inch clipper low over northwest minnesota this morning digs 
along the wisconsin/u.p. border by this afternoon before moving 
through lower michigan towards the st. lawrence seaway tonight into 
thursday. as the clipper leaves the upper midwest, expect weak 30.0 
inch ridging to return to lake superior on thursday, building to 
30.1 inches by friday morning and remaining that way into saturday 
to potentially even sunday. meanwhile late this weekend, a 29.2 inch 
low lifts from the rockies towards the northern plains and canadian 
prairies. 




lsz263-242000-
lake superior from saxon harbor wi to upper entrance to portage
canal mi 5nm off shore to the us/canadian border including isle
royale national park-
400 am edt wed jun 24 2026

.early this morning...east winds 5 to 15 knots. a chance of rain
showers and a slight chance of thunderstorms. waves calm to
2 feet. 
.today...east winds 5 to 15 knots becoming northeast 10 to
20 knots in the afternoon. a chance of showers and a slight
chance of thunderstorms. waves calm to 2 feet. 
.tonight...northeast winds 10 to 20 knots diminishing to 5 to
15 knots after midnight. patchy fog. waves building to 1 to
3 feet, then subsiding to calm to 2 feet. 
.thursday...north winds 5 to 15 knots becoming northwest less
than 10 knots in the afternoon. patchy fog through early
afternoon. waves calm to 2 feet. 
.thursday night...west winds less than 10 knots. waves calm to
2 feet. 
.friday...northeast winds less than 10 knots increasing to 5 to
15 knots by mid afternoon. waves calm to 2 feet. 
.friday night...east winds 5 to 15 knots diminishing to less than
10 knots after midnight. waves calm to 2 feet. 
.saturday...east winds 10 to 20 knots. waves building to 1 to
3 feet, then subsiding to calm to 2 feet. 
.sunday...east winds 15 to 25 knots veering southeast. a chance
of showers, then showers likely. waves building to 3 to 6 feet
occasionally to 8 feet. 

$$

fzus63 kmqt 240801
glfls 
expires:202606242000;;815290

open lake forecast for lake superior
national weather service marquette mi
400 am edt wed jun 24 2026

for waters beyond 5 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.

.synopsis... 

a 29.9 inch clipper low over northwest minnesota this morning digs 
along the wisconsin/u.p. border by this afternoon before moving 
through lower michigan towards the st. lawrence seaway tonight into 
thursday. as the clipper leaves the upper midwest, expect weak 30.0 
inch ridging to return to lake superior on thursday, building to 
30.1 inches by friday morning and remaining that way into saturday 
to potentially even sunday. meanwhile late this weekend, a 29.2 inch 
low lifts from the rockies towards the northern plains and canadian 
prairies. 




lsz264-242000-
lake superior from upper entrance to portage canal to manitou
island mi 5nm off shore to the us/canadian border-
400 am edt wed jun 24 2026

.early this morning...southeast winds 5 to 15 knots. waves calm
to 2 feet. 
.today...southeast winds 5 to 15 knots backing east in the
afternoon. a chance of showers and a slight chance of
thunderstorms. waves calm to 2 feet. 
.tonight...east winds 5 to 15 knots backing northeast late.
patchy fog. waves calm to 2 feet. 
.thursday...north winds less than 10 knots backing northwest in
the afternoon, then becoming west 5 to 15 knots late. patchy fog
through early afternoon. waves calm to 2 feet. 
.thursday night...west winds 5 to 15 knots diminishing to less
than 10 knots after midnight. waves calm to 2 feet. 
.friday...west winds less than 10 knots backing east by mid
afternoon. waves calm to 2 feet. 
.friday night...east winds less than 10 knots. waves calm to
2 feet. 
.saturday...east winds 5 to 15 knots veering southeast. waves
calm to 2 feet. 
.sunday...southeast winds 15 to 25 knots. showers likely. waves
building to 4 to 7 feet occasionally to 9 feet. 

$$

fzus63 kmqt 240801
glfls 
expires:202606242000;;815291

open lake forecast for lake superior
national weather service marquette mi
400 am edt wed jun 24 2026

for waters beyond 5 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.

.synopsis... 

a 29.9 inch clipper low over northwest minnesota this morning digs 
along the wisconsin/u.p. border by this afternoon before moving 
through lower michigan towards the st. lawrence seaway tonight into 
thursday. as the clipper leaves the upper midwest, expect weak 30.0 
inch ridging to return to lake superior on thursday, building to 
30.1 inches by friday morning and remaining that way into saturday 
to potentially even sunday. meanwhile late this weekend, a 29.2 inch 
low lifts from the rockies towards the northern plains and canadian 
prairies. 




lsz265-242000-
lake superior west of line from manitou island to marquette mi
beyond 5nm from shore-
400 am edt wed jun 24 2026

.early this morning...southeast winds 10 to 20 knots. a slight
chance of showers. waves calm to 2 feet. 
.today...southeast winds 10 to 20 knots becoming east 15 to
25 knots in the afternoon. showers likely and a slight chance of
thunderstorms. waves calm to 2 feet. 
.tonight...east winds 10 to 20 knots diminishing to 5 to 15 knots
after midnight, then backing northeast late. patchy fog. a slight
chance of showers after midnight. waves calm to 2 feet. 
.thursday...north winds 5 to 15 knots. waves calm to 2 feet. 
.thursday night...northwest winds 5 to 15 knots. waves calm to
2 feet. 
.friday...north winds 5 to 15 knots veering east by mid
afternoon. waves calm to 2 feet. 
.friday night...east winds 5 to 15 knots veering southeast after
midnight. waves calm to 2 feet. 
.saturday...east winds 5 to 15 knots veering southeast. waves
calm to 2 feet. 
.sunday...southeast winds 20 to 30 knots. showers likely. waves
building to 4 to 7 feet occasionally to 9 feet. 

$$

fzus63 kmqt 240801
glfls 
expires:202606242000;;815292

open lake forecast for lake superior
national weather service marquette mi
400 am edt wed jun 24 2026

for waters beyond 5 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.

.synopsis... 

a 29.9 inch clipper low over northwest minnesota this morning digs 
along the wisconsin/u.p. border by this afternoon before moving 
through lower michigan towards the st. lawrence seaway tonight into 
thursday. as the clipper leaves the upper midwest, expect weak 30.0 
inch ridging to return to lake superior on thursday, building to 
30.1 inches by friday morning and remaining that way into saturday 
to potentially even sunday. meanwhile late this weekend, a 29.2 inch 
low lifts from the rockies towards the northern plains and canadian 
prairies. 




lsz266-242000-
lake superior east of a line from manitou island to marquette mi
and west of a line from grand marais mi to the us/canadian border
beyond 5nm from shore-
400 am edt wed jun 24 2026

.early this morning...southeast winds 5 to 15 knots. waves calm
to 2 feet. 
.today...southeast winds 5 to 15 knots backing east in the
afternoon. a chance of rain showers and a slight chance of
thunderstorms. waves calm to 2 feet. 
.tonight...east winds 10 to 20 knots diminishing to 5 to 15 knots
after midnight, then backing northeast late. a slight chance of
rain showers. patchy fog after midnight. waves calm to 2 feet. 
.thursday...north winds 10 to 20 knots becoming northwest 5 to
15 knots in the afternoon. patchy fog through early afternoon.
waves calm to 2 feet. 
.thursday night...northwest winds 5 to 15 knots. waves calm to
2 feet. 
.friday...north winds 5 to 15 knots. waves calm to 2 feet. 
.friday night...north winds 5 to 15 knots. waves calm to 2 feet. 
.saturday...east winds 5 to 15 knots veering southeast. waves
calm to 2 feet. 
.sunday...southeast winds 15 to 25 knots increasing to 20 to
30 knots. a chance of showers. waves building to 4 to 7 feet
occasionally to 9 feet. 

$$

fzus63 kmqt 240801
glfls 
expires:202606242000;;815293

open lake forecast for lake superior
national weather service marquette mi
400 am edt wed jun 24 2026

for waters beyond 5 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.

.synopsis... 

a 29.9 inch clipper low over northwest minnesota this morning digs 
along the wisconsin/u.p. border by this afternoon before moving 
through lower michigan towards the st. lawrence seaway tonight into 
thursday. as the clipper leaves the upper midwest, expect weak 30.0 
inch ridging to return to lake superior on thursday, building to 
30.1 inches by friday morning and remaining that way into saturday 
to potentially even sunday. meanwhile late this weekend, a 29.2 inch 
low lifts from the rockies towards the northern plains and canadian 
prairies. 




lsz267-242000-
lake superior from grand marais mi to whitefish point mi 5nm off
shore to the us/canadian border-
400 am edt wed jun 24 2026

.early this morning...south winds 5 to 15 knots. waves calm to
2 feet. 
.today...southeast winds 5 to 15 knots backing east in the
afternoon. a slight chance of rain showers. waves calm to 2 feet.
.tonight...east winds 5 to 15 knots backing northeast after
midnight. patchy fog. a slight chance of rain showers. waves calm
to 2 feet. 
.thursday...north winds 5 to 15 knots becoming northwest 10 to
20 knots in the afternoon. patchy fog through early afternoon. a
slight chance of showers through early afternoon. waves calm to
2 feet. 
.thursday night...northwest winds 10 to 20 knots diminishing to
5 to 15 knots after midnight. waves calm to 2 feet. 
.friday...northwest winds 5 to 15 knots. waves calm to 2 feet. 
.friday night...northwest winds 5 to 15 knots. waves calm to
2 feet. 
.saturday...northeast winds 5 to 15 knots veering southeast.
waves calm to 2 feet. 
.sunday...southeast winds 10 to 20 knots increasing to 15 to
25 knots. a chance of showers. waves building to 3 to 6 feet
occasionally to 8 feet. 

$$