fzus63 kdtx 260134
glflh 
expires:202609260945;;060590

open lake forecast for lake huron
national weather service detroit/pontiac mi
934 pm edt fri sep 25 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, 30.30 inches, holds over the great
lakes through early next week. this will maintain light winds and
dry weather through this period.


lhz361-260945-
lake huron from 5nm east of mackinac bridge to presque isle lt
beyond 5 nm off shore-
934 pm edt fri sep 25 2026

.rest of tonight...light and variable winds. waves 2 feet or
less. 
.saturday...light and variable winds. waves 2 feet or less. 
.saturday night...light and variable winds. waves 2 feet or less.
.sunday...northeast winds 5 to 10 knots early in the morning
becoming light and variable. waves 2 feet or less. 
.sunday night...light and variable winds. waves 2 feet or less. 
.monday...light and variable winds. waves nearly calm. 
.tuesday...light and variable winds becoming southeast 5 to
10 knots by midnight. waves 2 feet or less. 
.wednesday...south winds 5 to 10 knots. a chance of showers.
waves 1 to 3 feet. 


$$

fzus63 kdtx 260134
glflh 
expires:202609260945;;060591

open lake forecast for lake huron
national weather service detroit/pontiac mi
934 pm edt fri sep 25 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, 30.30 inches, holds over the great
lakes through early next week. this will maintain light winds and
dry weather through this period.


lhz362-363-260945-
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-
934 pm edt fri sep 25 2026

.rest of tonight...light and variable winds becoming north 5 to
10 knots early in the morning. waves 2 feet or less. 
.saturday...north winds 5 to 10 knots. waves 2 feet or less. 
.saturday night...north winds 5 to 10 knots. waves 2 feet or
less. 
.sunday...northeast winds 5 to 10 knots. waves 2 feet or less. 
.sunday night...north winds 5 to 10 knots. waves 2 feet or less. 
.monday...north winds 5 to 10 knots in the morning becoming light
and variable. waves 2 feet or less. 
.tuesday...light and variable winds becoming southeast 5 to
10 knots . waves 2 feet or less. 
.wednesday...southwest winds 5 to 10 knots becoming south 10 to
15 knots. a chance of showers. waves 2 to 4 feet. 


$$

fzus63 kdtx 260134
glflh 
expires:202609260945;;060592

open lake forecast for lake huron
national weather service detroit/pontiac mi
934 pm edt fri sep 25 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, 30.30 inches, holds over the great
lakes through early next week. this will maintain light winds and
dry weather through this period.


lhz462>464-260945-
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-
934 pm edt fri sep 25 2026

.rest of tonight...northeast winds 10 to 15 knots. waves 1 to
3 feet. 
.saturday...northeast winds 10 to 15 knots decreasing to 5 to
10 knots early in the afternoon...then becoming northeast 5 to
10 knots late in the afternoon. waves 1 to 3 feet. 
.saturday night...north winds 10 to 15 knots becoming northeast
5 to 10 knots after midnight. waves 2 to 4 feet subsiding to 1 to
3 feet after midnight. 
.sunday...northeast winds 5 to 10 knots becoming north 10 to
15 knots in the late morning and afternoon. waves 2 feet or less
building to 2 to 4 feet early in the afternoon. 
.sunday night...north winds 10 to 15 knots decreasing to 5 to
10 knots after midnight. waves 2 to 4 feet subsiding to 1 to
3 feet in the late evening and overnight. 
.monday...north winds 5 to 10 knots becoming light and variable.
waves 2 feet or less. 
.tuesday...light and variable winds becoming south 5 to 10 knots
by midnight. waves 2 feet or less. 
.wednesday...south winds 5 to 10 knots increasing to 10 to
15 knots. a chance of showers. waves 2 to 4 feet. 


$$

fzus63 kmkx 260144
glflm 
expires:202609260915;;060774

open lake forecast for lake michigan
national weather service milwaukee/sullivan wi
844 pm cdt fri sep 25 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...

high pressure around 30.3 inches will linger over southern
ontario canada and the great lakes through the weekend and into
monday, gradually weakening to 30.1 inches. quiet weather 
expected through said period, with light northeast to southeast 
winds (light and variable at times).

high pressure will progress into the ohio valley early tuesday, 
allowing winds to turn south and increase as low pressure
approaches from the west. 


lmz261-362-364-366-563-565-567-868-260915-
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-
844 pm cdt fri sep 25 2026

sheboygan wi to pentwater mi north...

.rest of tonight...northeast winds 5 to 10 kt becoming east.
waves 1 ft or less. 
.saturday...east winds 5 to 10 kt backing to northeast. waves
1 to 2 ft. 
.saturday night...northeast winds 10 to 15 kt veering to
southeast. waves 1 ft or less. 
.sunday...southeast winds 5 to 10 kt backing to north. waves 1 ft
or less. 
.sunday night...north winds 10 to 15 kt diminishing to 5 to
10 kt. waves 1 ft or less. 
.monday...northeast winds 5 to 10 kt becoming north. waves nearly
calm. 
.monday night...northeast winds 5 to 10 kt veering to south.
waves nearly calm. 
.tuesday...south winds 10 to 15 kt increasing to 10 to 20 kt.
waves nearly calm building to 1 to 2 ft. 
.wednesday...south winds 15 to 25 kt. chance of showers. waves
4 to 7 ft occasionally to 9 ft.  

$$

fzus63 kmkx 260144
glflm 
expires:202609260915;;060775

open lake forecast for lake michigan
national weather service milwaukee/sullivan wi
844 pm cdt fri sep 25 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...

high pressure around 30.3 inches will linger over southern
ontario canada and the great lakes through the weekend and into
monday, gradually weakening to 30.1 inches. quiet weather 
expected through said period, with light northeast to southeast 
winds (light and variable at times).

high pressure will progress into the ohio valley early tuesday, 
allowing winds to turn south and increase as low pressure
approaches from the west. 


lmz080-669-671-673-675-777-779-870-872-874-876-878-260915-
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-
844 pm cdt fri sep 25 2026

sheboygan wi to pentwater mi south...

.rest of tonight...northeast winds 5 to 10 kt becoming east.
waves 1 to 2 ft. 
.saturday...east winds 10 to 15 kt becoming northeast. waves 1 to
2 ft. 
.saturday night...northeast winds 5 to 10 kt becoming east. waves
1 to 2 ft. 
.sunday...northeast winds 5 to 10 kt becoming north 10 to 20 kt
in the afternoon. waves 1 to 2 ft. 
.sunday night...north winds 10 to 20 kt becoming northeast 5 to
10 kt overnight. waves 1 to 2 ft. 
.monday...northeast winds 5 to 10 kt becoming north. waves 1 to
2 ft. 
.monday night...northeast winds 5 to 10 kt veering to southeast.
waves 1 ft or less. 
.tuesday...south winds 10 to 15 kt increasing to 10 to 20 kt.
waves 1 to 2 ft. 
.wednesday...south winds 15 to 25 kt. showers likely. waves 4 to
7 ft occasionally to 9 ft.  

$$

fzus63 kmqt 260201
glfls 
expires:202609260800;;061063

open lake forecast for lake superior
national weather service marquette mi
1001 pm edt fri sep 25 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...

30.3 inch high pressure remains stretched out over the great lakes 
basin tonight. on saturday the high begins shifting northeast toward 
northern quebec while a 29.4 inch low deepens and moves over the 
northern canadian prairies. sunday through monday, the high shifts 
east to the canadian maritimes, weakening to 30.1 inches. this 
gradually weakens ridging over lake superior from 30.1 inches sunday 
morning to 29.9 inches by late monday as a 29.8 inch trough 
approaches from the west. by tuesday evening the trough will move 
over lake superior at around 29.7 inches.




lsz267-260800-
lake superior from grand marais mi to whitefish point mi 5nm off
shore to the us/canadian border-
1001 pm edt fri sep 25 2026

.rest of tonight...east winds 5 to 15 knots diminishing to less
than 10 knots after midnight, then backing northeast late. waves
calm to 2 feet. 
.saturday...east winds 5 to 15 knots backing northeast late.
waves calm to 2 feet. 
.saturday night...east winds 5 to 15 knots veering south late.
waves calm to 2 feet. 
.sunday...south winds 5 to 15 knots backing northeast by mid
afternoon. waves calm to 2 feet. 
.sunday night...north winds 5 to 15 knots backing northwest after
midnight. waves calm to 2 feet. 
.monday...north winds 5 to 15 knots backing northwest by mid
afternoon. waves calm to 2 feet. 
.monday night...south winds 5 to 15 knots. waves calm to 2 feet. 
.tuesday...south winds 5 to 15 knots increasing to 10 to
20 knots. a chance of showers. waves calm to 2 feet. 
.wednesday...south winds 10 to 20 knots veering southwest. a
chance of showers. waves calm to 2 feet. 

$$

fzus63 kmqt 260201
glfls 
expires:202609260800;;061058

open lake forecast for lake superior
national weather service marquette mi
1001 pm edt fri sep 25 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...

30.3 inch high pressure remains stretched out over the great lakes 
basin tonight. on saturday the high begins shifting northeast toward 
northern quebec while a 29.4 inch low deepens and moves over the 
northern canadian prairies. sunday through monday, the high shifts 
east to the canadian maritimes, weakening to 30.1 inches. this 
gradually weakens ridging over lake superior from 30.1 inches sunday 
morning to 29.9 inches by late monday as a 29.8 inch trough 
approaches from the west. by tuesday evening the trough will move 
over lake superior at around 29.7 inches.




lsz162-260800-
lake superior west of a line from saxon harbor wi to grand
portage mn beyond 5nm-
1001 pm edt fri sep 25 2026 /901 pm cdt fri sep 25 2026/

.rest of tonight...east winds 5 to 15 knots backing northeast
after midnight. waves calm to 2 feet. 
.saturday...east winds 5 to 15 knots increasing to 10 to 20 knots
late. waves calm to 2 feet. 
.saturday night...east winds 5 to 15 knots veering south after
midnight. a slight chance of showers after midnight. waves calm
to 2 feet. 
.sunday...south winds 5 to 15 knots veering southwest by mid
afternoon. a slight chance of showers through early afternoon.
waves calm to 2 feet. 
.sunday night...west winds less than 10 knots veering north after
midnight. waves calm to 2 feet. 
.monday...east winds less than 10 knots increasing to 5 to
15 knots by mid afternoon. waves calm to 2 feet. 
.monday night...east winds 5 to 15 knots veering south after
midnight. waves calm to 2 feet. 
.tuesday...south winds 5 to 15 knots. a chance of showers. waves
calm to 2 feet. 
.wednesday...southwest winds 5 to 15 knots veering west. waves
calm to 2 feet. 

$$

fzus63 kmqt 260201
glfls 
expires:202609260800;;061059

open lake forecast for lake superior
national weather service marquette mi
1001 pm edt fri sep 25 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...

30.3 inch high pressure remains stretched out over the great lakes 
basin tonight. on saturday the high begins shifting northeast toward 
northern quebec while a 29.4 inch low deepens and moves over the 
northern canadian prairies. sunday through monday, the high shifts 
east to the canadian maritimes, weakening to 30.1 inches. this 
gradually weakens ridging over lake superior from 30.1 inches sunday 
morning to 29.9 inches by late monday as a 29.8 inch trough 
approaches from the west. by tuesday evening the trough will move 
over lake superior at around 29.7 inches.




lsz263-260800-
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-
1001 pm edt fri sep 25 2026

.rest of tonight...east winds 5 to 15 knots. waves calm to
2 feet. 
.saturday...southeast winds 5 to 15 knots backing east in the
afternoon. waves calm to 2 feet. 
.saturday night...east winds 5 to 15 knots veering south after
midnight. a slight chance of showers after midnight. waves calm
to 2 feet. 
.sunday...south winds 5 to 15 knots veering southwest by mid
afternoon. a slight chance of showers through early afternoon.
waves calm to 2 feet. 
.sunday night...southwest winds 5 to 15 knots becoming west less
than 10 knots after midnight. waves calm to 2 feet. 
.monday...northeast winds less than 10 knots becoming east 5 to
15 knots by mid afternoon. waves calm to 2 feet. 
.monday night...southeast winds 5 to 15 knots veering south after
midnight. waves calm to 2 feet. 
.tuesday...south winds 5 to 15 knots. a chance of showers. waves
calm to 2 feet. 
.wednesday...southwest winds 10 to 20 knots becoming west 5 to
15 knots. a chance of showers. waves calm to 2 feet. 

$$

fzus63 kmqt 260201
glfls 
expires:202609260800;;061060

open lake forecast for lake superior
national weather service marquette mi
1001 pm edt fri sep 25 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...

30.3 inch high pressure remains stretched out over the great lakes 
basin tonight. on saturday the high begins shifting northeast toward 
northern quebec while a 29.4 inch low deepens and moves over the 
northern canadian prairies. sunday through monday, the high shifts 
east to the canadian maritimes, weakening to 30.1 inches. this 
gradually weakens ridging over lake superior from 30.1 inches sunday 
morning to 29.9 inches by late monday as a 29.8 inch trough 
approaches from the west. by tuesday evening the trough will move 
over lake superior at around 29.7 inches.




lsz264-260800-
lake superior from upper entrance to portage canal to manitou
island mi 5nm off shore to the us/canadian border-
1001 pm edt fri sep 25 2026

.rest of tonight...southeast winds 5 to 15 knots. waves calm to
2 feet. 
.saturday...southeast winds 5 to 15 knots. waves calm to 2 feet. 
.saturday night...southeast winds 5 to 15 knots veering south
after midnight. waves calm to 2 feet. 
.sunday...south winds 5 to 15 knots veering southwest by mid
afternoon. waves calm to 2 feet. 
.sunday night...southwest winds less than 10 knots veering west
after midnight. waves calm to 2 feet. 
.monday...north winds less than 10 knots veering southeast by mid
afternoon. waves calm to 2 feet. 
.monday night...southeast winds 5 to 15 knots veering south after
midnight. waves calm to 2 feet. 
.tuesday...south winds 5 to 15 knots. a chance of showers. waves
calm to 2 feet. 
.wednesday...southwest winds 5 to 15 knots veering west. a chance
of showers. waves calm to 2 feet. 

$$

fzus63 kmqt 260201
glfls 
expires:202609260800;;061061

open lake forecast for lake superior
national weather service marquette mi
1001 pm edt fri sep 25 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...

30.3 inch high pressure remains stretched out over the great lakes 
basin tonight. on saturday the high begins shifting northeast toward 
northern quebec while a 29.4 inch low deepens and moves over the 
northern canadian prairies. sunday through monday, the high shifts 
east to the canadian maritimes, weakening to 30.1 inches. this 
gradually weakens ridging over lake superior from 30.1 inches sunday 
morning to 29.9 inches by late monday as a 29.8 inch trough 
approaches from the west. by tuesday evening the trough will move 
over lake superior at around 29.7 inches.




lsz265-260800-
lake superior west of line from manitou island to marquette mi
beyond 5nm from shore-
1001 pm edt fri sep 25 2026

.rest of tonight...southeast winds 5 to 15 knots. waves calm to
2 feet. 
.saturday...southeast winds 5 to 15 knots becoming east 10 to
20 knots in the afternoon, then increasing to 15 to 25 knots
late. waves calm to 2 feet. 
.saturday night...southeast winds 10 to 20 knots veering south
after midnight, then diminishing to 5 to 15 knots late. waves
calm to 2 feet. 
.sunday...south winds 5 to 15 knots. waves calm to 2 feet. 
.sunday night...west winds 5 to 15 knots. waves calm to 2 feet. 
.monday...northwest winds 5 to 15 knots veering east by mid
afternoon. waves calm to 2 feet. 
.monday night...southeast winds 5 to 15 knots becoming south
10 to 20 knots after midnight. waves calm to 2 feet. 
.tuesday...south winds 10 to 20 knots. a chance of showers. waves
calm to 2 feet. 
.wednesday...south winds 10 to 20 knots becoming west 15 to
25 knots. a chance of showers. waves calm to 2 feet. 

$$

fzus63 kmqt 260201
glfls 
expires:202609260800;;061062

open lake forecast for lake superior
national weather service marquette mi
1001 pm edt fri sep 25 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...

30.3 inch high pressure remains stretched out over the great lakes 
basin tonight. on saturday the high begins shifting northeast toward 
northern quebec while a 29.4 inch low deepens and moves over the 
northern canadian prairies. sunday through monday, the high shifts 
east to the canadian maritimes, weakening to 30.1 inches. this 
gradually weakens ridging over lake superior from 30.1 inches sunday 
morning to 29.9 inches by late monday as a 29.8 inch trough 
approaches from the west. by tuesday evening the trough will move 
over lake superior at around 29.7 inches.




lsz266-260800-
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-
1001 pm edt fri sep 25 2026

.rest of tonight...east winds 5 to 15 knots veering southeast
after midnight, then backing east late. waves calm to 2 feet. 
.saturday...east winds 5 to 15 knots veering southeast in the
afternoon, then backing east late. waves calm to 2 feet. 
.saturday night...southeast winds 5 to 15 knots veering south
after midnight. waves calm to 2 feet. 
.sunday...south winds 5 to 15 knots backing northeast by mid
afternoon. waves calm to 2 feet. 
.sunday night...northeast winds less than 10 knots becoming
northwest 5 to 15 knots after midnight. waves calm to 2 feet. 
.monday...north winds 5 to 15 knots veering east by mid
afternoon. waves calm to 2 feet. 
.monday night...southeast winds 5 to 15 knots veering south after
midnight. waves calm to 2 feet. 
.tuesday...south winds 10 to 20 knots. a chance of showers. waves
calm to 2 feet. 
.wednesday...south winds 10 to 20 knots veering west. a chance of
showers. waves calm to 2 feet. 

$$