fzus63 kdtx 250122
glflh 
expires:202606250930;;855730

open lake forecast for lake huron
national weather service detroit/pontiac mi
922 pm 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...low pressure, 29.80 inches will move toward lower
michigan thursday bringing a slight increase in winds speeds as
they become south or southwest. a high pressure, 30.10 inches,
will develop over the region throughout the weekend, bringing
calm winds and fair weather.


lhz362-363-250930-
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-
922 pm edt wed jun 24 2026

.rest of tonight...southeast winds 5 to 10 knots. a chance of
showers. waves 2 feet or less. 
.thursday...east winds 5 to 10 knots backing to the northeast
late in the afternoon. a chance of showers. waves 2 feet or less.
.thursday night...north winds 5 to 10 knots. a chance of showers
in the evening. waves 2 feet or less. 
.friday...north winds 5 to 10 knots early in the morning becoming
light and variable. waves 2 feet or less. 
.friday night...light and variable winds. 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
until early evening...then becoming southeast 10 to 15 knots by
midnight. a chance of showers by midnight. waves 2 feet or less. 
.monday...southeast winds 10 to 15 knots. a chance of showers
early in the morning. waves 1 to 3 feet building to 2 to 4 feet. 


$$

fzus63 kdtx 250122
glflh 
expires:202606250930;;855729

open lake forecast for lake huron
national weather service detroit/pontiac mi
922 pm 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...low pressure, 29.80 inches will move toward lower
michigan thursday bringing a slight increase in winds speeds as
they become south or southwest. a high pressure, 30.10 inches,
will develop over the region throughout the weekend, bringing
calm winds and fair weather.


lhz361-250930-
lake huron from 5nm east of mackinac bridge to presque isle lt
beyond 5 nm off shore-
922 pm edt wed jun 24 2026

.rest of tonight...east winds 5 to 10 knots. a chance of showers
after midnight. waves 2 feet or less. 
.thursday...east winds 5 to 10 knots until late afternoon
becoming light and variable. a chance of showers in the morning.
waves 2 feet or less. 
.thursday night...light and variable winds becoming northwest
5 to 10 knots after midnight. waves 2 feet or less. 
.friday...northwest winds 5 to 10 knots early in the morning
becoming light and variable. waves 2 feet or less. 
.friday night...light and variable winds. waves 2 feet or less. 
.saturday...light and variable winds. waves 2 feet or less. 
.sunday...light and variable winds becoming east 10 to 15 knots
in the late morning and early afternoon...then increasing to
15 to 20 knots early in the evening becoming southeast 10 to
15 knots by midnight. a chance of showers . waves 2 feet or less
building to 4 to 6 feet. waves occasionally around 8 feet. 
.monday...southeast winds 10 to 15 knots increasing to 15 to
20 knots early in the evening...then decreasing to 10 to 15 knots
by midnight. a chance of showers until afternoon. a chance of
showers by midnight. waves 3 to 5 feet. 


$$

fzus63 kdtx 250122
glflh 
expires:202606250930;;855731

open lake forecast for lake huron
national weather service detroit/pontiac mi
922 pm 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...low pressure, 29.80 inches will move toward lower
michigan thursday bringing a slight increase in winds speeds as
they become south or southwest. a high pressure, 30.10 inches,
will develop over the region throughout the weekend, bringing
calm winds and fair weather.


lhz462>464-250930-
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-
922 pm edt wed jun 24 2026

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


$$

fzus63 kmkx 250200
glflm 
expires:202606250915;;856390

open lake forecast for lake michigan
national weather service milwaukee/sullivan wi
900 pm 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 29.8 inches over northeast wisconsin will
slide into northern lower michigan by thursday morning. patchy fog
is possible overnight. high pressure around 30.1 inches over 
ontario and the western great lakes will dominate friday through 
saturday with light north to northeast winds likely. sunday, low 
pressure deepens to 29.4 inches over the central 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.


lmz080-669-671-673-675-777-779-870-872-874-876-878-250915-
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-
900 pm cdt wed jun 24 2026

sheboygan wi to pentwater mi south...

.rest of tonight...south winds 10 to 15 kt becoming southwest.
chance of showers and thunderstorms through late evening. patchy 
fog overnight. waves 1 to 3 ft subsiding to 1 to 2 ft. 
.thursday...west winds 5 to 10 kt veering to north 10 to 15 kt.
patchy fog in the morning. waves 1 to 2 ft. 
.thursday night...north winds 10 to 15 kt becoming northeast 5 to
10 kt. waves 1 to 2 ft. 
.friday...northeast winds 10 to 15 kt becoming north 10 to 20 kt.
chance of showers. waves 1 to 2 ft. 
.friday night...north winds 10 to 20 kt becoming northeast 10 to
15 kt. waves 1 to 3 ft. 
.saturday...east winds 10 to 15 kt becoming northeast 10 to
20 kt. waves 1 to 3 ft. 
.saturday night...northeast winds 10 to 15 kt becoming southeast
10 to 20 kt. waves 1 to 2 ft building to 2 to 4 ft. 
.sunday...southeast winds 15 to 25 kt. waves 3 to 5 ft building
to 4 to 6 ft occasionally to 8 ft. 
.monday...south winds 15 to 25 kt increasing to 30 kt. waves 4 to
7 ft occasionally to 9 ft.  

$$

fzus63 kmkx 250200
glflm 
expires:202606250915;;856389

open lake forecast for lake michigan
national weather service milwaukee/sullivan wi
900 pm 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 29.8 inches over northeast wisconsin will
slide into northern lower michigan by thursday morning. patchy fog
is possible overnight. high pressure around 30.1 inches over 
ontario and the western great lakes will dominate friday through 
saturday with light north to northeast winds likely. sunday, low 
pressure deepens to 29.4 inches over the central 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.


lmz261-362-364-366-563-565-567-868-250915-
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-
900 pm cdt wed jun 24 2026

sheboygan wi to pentwater mi north...

.rest of tonight...southeast winds 10 to 15 kt. patchy fog.
chance of showers and thunderstorms. waves 1 to 3 ft. 
.thursday...east winds 10 to 15 kt becoming north. patchy fog in
the morning. chance of showers in the morning. 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 overnight. waves 1 to 2 ft. 
.saturday...northeast winds 5 to 10 kt increasing to 10 to 20 kt
in the afternoon. waves 1 to 2 ft. 
.saturday night...northeast winds 10 to 20 kt becoming southeast.
waves 1 to 2 ft building to 1 to 3 ft. 
.sunday...southeast winds 15 to 25 kt. chance of showers. waves
3 to 5 ft building to 4 to 6 ft occasionally to 8 ft.
.monday...south winds 15 to 25 kt increasing to 30 kt. waves 4 to
7 ft occasionally to 9 ft.  

$$

fzus63 kmqt 250201
glfls 
expires:202606250800;;856462

open lake forecast for lake superior
national weather service marquette mi
1000 pm 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 low currently tracking through ne wi this evening moves 
through lower michigan towards the st. lawrence seaway tonight into 
tomorrow. as the clipper leaves the upper midwest, expect weak 30.0 
inch ridging to return to lake superior tomorrow, building to 30.1 
inches by friday morning and remaining that way into saturday to at 
least early sunday. meanwhile late this weekend, a 29.2 inch low 
lifts from the rockies towards the northern plains and canadian 
prairies. 




lsz263-250800-
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-
1000 pm edt wed jun 24 2026

.rest of tonight...northeast winds 5 to 15 knots. patchy fog.
waves calm to 2 feet. 
.thursday...northeast winds less than 10 knots backing north
late. waves calm to 2 feet. 
.thursday night...west winds less than 10 knots backing southwest
after midnight. waves calm to 2 feet. 
.friday...east winds less than 10 knots becoming northeast 5 to
15 knots by mid afternoon. waves calm to 2 feet. 
.friday night...east winds 5 to 15 knots. waves calm to 2 feet. 
.saturday...east winds 5 to 15 knots becoming northeast 10 to
20 knots by mid afternoon. waves building to 1 to 3 feet. 
.saturday night...east winds 10 to 20 knots. a chance of showers
after midnight. waves 1 to 3 feet. 
.sunday...east winds 15 to 25 knots becoming southeast 20 to
30 knots. a chance of showers. showers likely. waves building to
3 to 6 feet occasionally to 8 feet. 
.monday...east winds 10 to 20 knots veering south. a chance of
showers. showers likely. waves subsiding to 1 to 3 feet. 

$$

fzus63 kmqt 250201
glfls 
expires:202606250800;;856463

open lake forecast for lake superior
national weather service marquette mi
1000 pm 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 low currently tracking through ne wi this evening moves 
through lower michigan towards the st. lawrence seaway tonight into 
tomorrow. as the clipper leaves the upper midwest, expect weak 30.0 
inch ridging to return to lake superior tomorrow, building to 30.1 
inches by friday morning and remaining that way into saturday to at 
least early sunday. meanwhile late this weekend, a 29.2 inch low 
lifts from the rockies towards the northern plains and canadian 
prairies. 




lsz264-250800-
lake superior from upper entrance to portage canal to manitou
island mi 5nm off shore to the us/canadian border-
1000 pm edt wed jun 24 2026

.rest of tonight...northeast winds 5 to 15 knots diminishing to
less than 10 knots late. patchy fog. waves calm to 2 feet. 
.thursday...north winds less than 10 knots backing west late.
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 5 to 15 knots. waves calm to 2 feet. 
.saturday...east winds 5 to 15 knots. waves calm to 2 feet. 
.saturday night...east winds 10 to 20 knots veering southeast
after midnight. waves calm to 2 feet. 
.sunday...southeast winds 20 to 30 knots. a chance of showers,
then showers likely. waves building to 3 to 6 feet occasionally
to 8 feet. 
.monday...southeast winds 15 to 25 knots becoming south 10 to
20 knots. a chance of showers. showers likely. waves subsiding to
2 to 4 feet. 

$$

fzus63 kmqt 250201
glfls 
expires:202606250800;;856464

open lake forecast for lake superior
national weather service marquette mi
1000 pm 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 low currently tracking through ne wi this evening moves 
through lower michigan towards the st. lawrence seaway tonight into 
tomorrow. as the clipper leaves the upper midwest, expect weak 30.0 
inch ridging to return to lake superior tomorrow, building to 30.1 
inches by friday morning and remaining that way into saturday to at 
least early sunday. meanwhile late this weekend, a 29.2 inch low 
lifts from the rockies towards the northern plains and canadian 
prairies. 




lsz265-250800-
lake superior west of line from manitou island to marquette mi
beyond 5nm from shore-
1000 pm edt wed jun 24 2026

.rest of 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. waves calm to 2 feet. 
.thursday...north winds 5 to 15 knots. waves calm to 2 feet. 
.thursday night...north winds 5 to 15 knots backing southwest
after midnight, then veering west late. waves calm to 2 feet. 
.friday...east winds 5 to 15 knots. waves calm to 2 feet. 
.friday night...east winds 5 to 15 knots. waves calm to 2 feet. 
.saturday...east winds 5 to 15 knots increasing to 10 to 20 knots
by mid afternoon. waves calm to 2 feet. 
.saturday night...southeast winds 5 to 15 knots. waves calm to
2 feet. 
.sunday...southeast winds 20 to 30 knots. a chance of showers.
waves building to 4 to 7 feet occasionally to 9 feet, then
subsiding to 3 to 6 feet occasionally to 8 feet. 
.monday...southeast winds 15 to 25 knots veering south. a chance
of showers. showers likely. waves subsiding to 1 to 3 feet. 

$$

fzus63 kmqt 250201
glfls 
expires:202606250800;;856465

open lake forecast for lake superior
national weather service marquette mi
1000 pm 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 low currently tracking through ne wi this evening moves 
through lower michigan towards the st. lawrence seaway tonight into 
tomorrow. as the clipper leaves the upper midwest, expect weak 30.0 
inch ridging to return to lake superior tomorrow, building to 30.1 
inches by friday morning and remaining that way into saturday to at 
least early sunday. meanwhile late this weekend, a 29.2 inch low 
lifts from the rockies towards the northern plains and canadian 
prairies. 




lsz266-250800-
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-
1000 pm edt wed jun 24 2026

.rest of tonight...east winds 5 to 15 knots backing northeast
late. patchy fog. a slight chance of rain showers. waves calm to
2 feet. 
.thursday...north winds 5 to 15 knots backing northwest late.
waves calm to 2 feet. 
.thursday night...northwest winds 5 to 15 knots backing west
late. waves calm to 2 feet. 
.friday...north winds 5 to 15 knots veering northeast 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 5 to 15 knots. waves calm to 2 feet. 
.saturday night...east winds 5 to 15 knots veering southeast
after midnight. 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 3 to 6 feet
occasionally to 8 feet. 
.monday...southeast winds 20 to 30 knots becoming south 15 to
25 knots. a chance of showers. waves subsiding to 2 to 4 feet. 

$$

fzus63 kmqt 250201
glfls 
expires:202606250800;;856466

open lake forecast for lake superior
national weather service marquette mi
1000 pm 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 low currently tracking through ne wi this evening moves 
through lower michigan towards the st. lawrence seaway tonight into 
tomorrow. as the clipper leaves the upper midwest, expect weak 30.0 
inch ridging to return to lake superior tomorrow, building to 30.1 
inches by friday morning and remaining that way into saturday to at 
least early sunday. meanwhile late this weekend, a 29.2 inch low 
lifts from the rockies towards the northern plains and canadian 
prairies. 




lsz267-250800-
lake superior from grand marais mi to whitefish point mi 5nm off
shore to the us/canadian border-
1000 pm edt wed jun 24 2026

.rest of tonight...east winds 5 to 15 knots backing northeast
late. patchy fog after midnight. a slight chance of rain showers
after midnight. waves calm to 2 feet. 
.thursday...northeast winds 5 to 15 knots backing northwest late.
a slight chance of showers by mid afternoon. waves calm to
2 feet. 
.thursday night...northwest winds 5 to 15 knots backing west
after midnight. waves calm to 2 feet. 
.friday...northwest winds 5 to 15 knots. waves calm to 2 feet. 
.friday night...north winds 5 to 15 knots veering northeast after
midnight. waves calm to 2 feet. 
.saturday...east winds 5 to 15 knots backing northeast by mid
afternoon. waves calm to 2 feet. 
.saturday night...east winds 5 to 15 knots veering southeast
after midnight. waves calm to 2 feet. 
.sunday...southeast winds 10 to 20 knots increasing to 20 to
30 knots. a chance of showers. waves building to 3 to 5 feet
occasionally to 7 feet. 
.monday...southeast winds 15 to 25 knots veering south. a chance
of showers. waves subsiding to 2 to 4 feet. 

$$

fzus63 kmqt 250201
glfls 
expires:202606250800;;856461

open lake forecast for lake superior
national weather service marquette mi
1000 pm 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 low currently tracking through ne wi this evening moves 
through lower michigan towards the st. lawrence seaway tonight into 
tomorrow. as the clipper leaves the upper midwest, expect weak 30.0 
inch ridging to return to lake superior tomorrow, building to 30.1 
inches by friday morning and remaining that way into saturday to at 
least early sunday. meanwhile late this weekend, a 29.2 inch low 
lifts from the rockies towards the northern plains and canadian 
prairies. 




lsz162-250800-
lake superior west of a line from saxon harbor wi to grand
portage mn beyond 5nm-
1000 pm edt wed jun 24 2026 /900 pm cdt wed jun 24 2026/

.rest of tonight...northeast winds 5 to 15 knots. patchy fog.
waves calm to 2 feet. 
.thursday...northeast winds 5 to 15 knots becoming north less
than 10 knots 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...east winds 5 to 15 knots backing northeast by mid
afternoon. waves calm to 2 feet. 
.friday night...northeast winds 5 to 15 knots. waves calm to
2 feet. 
.saturday...northeast winds 5 to 15 knots increasing to 10 to
20 knots by mid afternoon. waves building to 1 to 3 feet. 
.saturday night...east winds 15 to 25 knots diminishing to 10 to
20 knots after midnight. a chance of showers. waves 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. 
.monday...east winds 10 to 20 knots becoming northeast 15 to
25 knots. a chance of showers. a chance of thunderstorms. showers
likely. waves subsiding to 1 to 3 feet, then building to 2 to
4 feet. 

$$