fzus63 kdtx 020102
glflh 
expires:202608020915;;470947

open lake forecast for lake huron
national weather service detroit/pontiac mi
902 pm edt sat aug 1 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, 29.70 inches, will slowly track
northeastward across the ohio valley sunday. this brings rain and
isolated thunderstorm chances. high pressure influence then
builds into the region sunday night and into monday offering
drier weather and weaker winds.


lhz361-020915-
lake huron from 5nm east of mackinac bridge to presque isle lt
beyond 5 nm off shore-
902 pm edt sat aug 1 2026

.rest of tonight...northeast winds 5 to 10 knots increasing to
10 to 15 knots early in the morning. a chance of showers. waves
2 feet or less. 
.sunday...northeast winds 10 to 15 knots becoming light and
variable. a chance of showers in the morning. waves 1 to 3 feet. 
.sunday night...light and variable winds becoming northwest 5 to
10 knots by midnight...then veering to the north after midnight.
waves 2 feet or less. 
.monday...north winds 5 to 10 knots early in the morning becoming
light and variable. waves 2 feet or less. 
.monday night...light and variable winds. waves 2 feet or less. 
.tuesday...light and variable winds in the morning becoming south
5 to 10 knots...then backing to the east late in the afternoon
becoming light and variable. waves 2 feet or less. 
.wednesday...light and variable winds becoming southwest 5 to
10 knots early in the evening...then veering to the northwest by
midnight. a chance of showers early in the morning. waves 2 feet
or less. 
.thursday...northwest winds 5 to 10 knots backing to the west
early in the evening...then backing to the southeast by midnight.
waves 2 feet or less. 


$$

fzus63 kdtx 020102
glflh 
expires:202608020915;;470948

open lake forecast for lake huron
national weather service detroit/pontiac mi
902 pm edt sat aug 1 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, 29.70 inches, will slowly track
northeastward across the ohio valley sunday. this brings rain and
isolated thunderstorm chances. high pressure influence then
builds into the region sunday night and into monday offering
drier weather and weaker winds.


lhz362-363-020915-
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-
902 pm edt sat aug 1 2026

.rest of tonight...northeast winds 5 to 10 knots increasing to
10 to 15 knots early in the morning. showers likely. waves 1 to
3 feet. 
.sunday...northeast winds 10 to 15 knots. waves 3 to 5 feet. 
.sunday night...north winds 10 to 15 knots decreasing to 5 to
10 knots in the late evening and overnight. waves 3 to 5 feet
subsiding to 1 to 3 feet after midnight. 
.monday...north winds 5 to 10 knots. waves 1 to 3 feet. 
.monday night...light and variable winds. waves 2 feet or less. 
.tuesday...light and variable winds becoming southeast 5 to
10 knots. waves 2 feet or less. 
.wednesday...light and variable winds becoming east 5 to 10 knots
. a chance of showers early in the evening. waves 2 feet or less.
.thursday...northwest winds 5 to 10 knots veering to the east by
midnight. waves 2 feet or less. 


$$

fzus63 kdtx 020102
glflh 
expires:202608020915;;470949

open lake forecast for lake huron
national weather service detroit/pontiac mi
902 pm edt sat aug 1 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, 29.70 inches, will slowly track
northeastward across the ohio valley sunday. this brings rain and
isolated thunderstorm chances. high pressure influence then
builds into the region sunday night and into monday offering
drier weather and weaker winds.


lhz462>464-020915-
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-
902 pm edt sat aug 1 2026

.rest of tonight...northeast winds 10 to 15 knots. a chance of
showers. waves 1 to 3 feet. 
.sunday...northeast winds 10 to 15 knots becoming north 15 to
20 knots late in the afternoon. showers likely in the morning...
then a chance of showers in the afternoon. waves 2 to 4 feet
building to 3 to 5 feet in the late morning and afternoon. 
.sunday night...north winds 15 to 20 knots decreasing to 10 to
15 knots in the late evening and overnight. waves 3 to 5 feet. 
.monday...north winds 10 to 15 knots. waves 2 to 4 feet. 
.monday night...north winds 10 to 15 knots becoming northeast
5 to 10 knots in the late evening and overnight. waves 2 to
4 feet subsiding to 1 to 3 feet in the late evening and
overnight. 
.tuesday...light and variable winds becoming north 5 to 10 knots
late in the afternoon...then veering to the southeast late in the
evening. waves 2 feet or less. 
.wednesday...south winds 5 to 10 knots early in the morning
becoming light and variable...then becoming southeast 5 to
10 knots early in the evening backing to the northeast. a chance
of showers . waves 2 feet or less. 
.thursday...west winds 5 to 10 knots backing to the east by
midnight. waves 2 feet or less. 


$$

fzus63 kmkx 020208
glflm 
expires:202608020915;;473026

open lake forecast for lake michigan
national weather service milwaukee/sullivan wi
908 pm cdt sat aug 1 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...

low pressure around 29.6 inches over east-central illinois will
slowly progress eastward into tonight, with a continued
northeast breeze across lake michigan. expecting 20-30 kt gusts
over the southern half. low pressure will move east through the 
ohio valley through sunday night, turning winds to northerly and 
bringing additional 20-30 kt wind gusts to the southern two thirds
of the lake on sunday. isolated gales will be possible sunday 
afternoon. winds will gradually diminish through sunday night. 
high pressure around 30.0 inches then builds into the eastern 
great lakes monday, lingering through tuesday night. winds remain 
light and variable through this time. next chances for
thunderstorms return tuesday night through wednesday night as a
weak front moves southward through the region. 


lmz261-362-364-366-563-565-567-868-020915-
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-
908 pm cdt sat aug 1 2026

sheboygan wi to pentwater mi north...

.rest of tonight...northeast winds 10 to 20 kt. chance of showers
late this evening, then slight chance of showers overnight. waves
2 to 4 ft. 
.sunday...northeast winds 10 to 20 kt becoming north to 30 kt.
waves 4 to 6 ft occasionally to 8 ft building to 4 to 7 ft
occasionally to 9 ft. 
.sunday night...north winds to 30 kt becoming northeast 10 to
15 kt. waves 4 to 7 ft occasionally to 9 ft subsiding to 1 to
3 ft. 
.monday...northeast winds 10 to 15 kt becoming north 15 to 25 kt
in the afternoon. waves 1 to 2 ft. 
.monday night...east winds 10 to 20 kt veering to south 5 to
10 kt overnight. waves 1 to 2 ft. 
.tuesday...south winds 10 to 15 kt becoming southwest 10 to
20 kt. waves 1 to 3 ft. 
.tuesday night...south winds 10 to 20 kt becoming southwest 5 to
10 kt. chance of showers. waves 1 to 3 ft. 
.wednesday...northwest winds 10 to 15 kt increasing to 10 to
20 kt. chance of showers. waves 1 to 2 ft. 
.thursday...northwest winds 10 to 15 kt backing to southwest
10 to 20 kt. waves 1 to 2 ft.  

$$

fzus63 kmkx 020208
glflm 
expires:202608020915;;473027

open lake forecast for lake michigan
national weather service milwaukee/sullivan wi
908 pm cdt sat aug 1 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...

low pressure around 29.6 inches over east-central illinois will
slowly progress eastward into tonight, with a continued
northeast breeze across lake michigan. expecting 20-30 kt gusts
over the southern half. low pressure will move east through the 
ohio valley through sunday night, turning winds to northerly and 
bringing additional 20-30 kt wind gusts to the southern two thirds
of the lake on sunday. isolated gales will be possible sunday 
afternoon. winds will gradually diminish through sunday night. 
high pressure around 30.0 inches then builds into the eastern 
great lakes monday, lingering through tuesday night. winds remain 
light and variable through this time. next chances for
thunderstorms return tuesday night through wednesday night as a
weak front moves southward through the region. 


lmz080-669-671-673-675-777-779-870-872-874-876-878-020915-
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-
908 pm cdt sat aug 1 2026

sheboygan wi to pentwater mi south...

.rest of tonight...northeast winds to 30 kt diminishing to 15 to
25 kt. chance of showers late this evening. waves 6 to 9 ft
occasionally to 12 ft. 
.sunday...northeast winds 15 to 25 kt becoming north to 30 kt.
waves 4 to 7 ft occasionally to 9 ft building to 5 to 8 ft
occasionally to 10 ft. 
.sunday night...north winds to 30 kt becoming northeast 10 to
15 kt. waves 5 to 8 ft occasionally to 10 ft subsiding to 3 to
5 ft. 
.monday...northeast winds 10 to 15 kt becoming north 15 to 25 kt
in the afternoon. waves 2 to 4 ft subsiding to 1 to 3 ft. 
.monday night...north winds 10 to 20 kt becoming east 5 to 10 kt
overnight. waves 1 to 3 ft. 
.tuesday...southeast winds 10 to 15 kt becoming southwest 10 to
20 kt. waves 1 to 2 ft. 
.tuesday night...south winds 10 to 15 kt becoming southwest 5 to
10 kt. waves 1 to 2 ft. 
.wednesday...west winds 10 to 15 kt. waves 1 to 2 ft. 
.thursday...north winds 10 to 15 kt veering to south. waves 1 ft
or less.  

$$

fzus63 kmqt 020201
glfls 
expires:202608020800;;472671

open lake forecast for lake superior
national weather service marquette mi
1001 pm edt sat aug 1 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...

ridging of around 30.0 inches builds over lake superior from 
northern ontario tonight and persists through monday afternoon as a 
29.6 inch low over central indiana moves slowly south of the great 
lakes. a 29.8 inch trough moves over the lake monday night into 
tuesday as a 29.3 inch low tracks over far northern hudson bay. 
ridging returns on wednesday as 30.0 to 30.1 inch high pressure 
builds into the great lakes from the northern plains.




lsz162-020800-
lake superior west of a line from saxon harbor wi to grand
portage mn beyond 5nm-
1001 pm edt sat aug 1 2026 /901 pm cdt sat aug 1 2026/

.rest of tonight...north winds 5 to 15 knots veering northeast
late. waves calm to 2 feet. 
.sunday...northeast winds 5 to 15 knots increasing to 10 to
20 knots late. waves calm to 2 feet. 
.sunday night...northeast winds 10 to 20 knots diminishing to
5 to 15 knots after midnight. waves calm to 2 feet. 
.monday...east winds 5 to 15 knots. waves calm to 2 feet. 
.monday night...east winds 5 to 15 knots veering southwest after
midnight. a chance of showers and a slight chance of
thunderstorms after midnight. waves calm to 2 feet. 
.tuesday...west winds 10 to 20 knots backing southwest by mid
afternoon. waves building to 1 to 3 feet. 
.tuesday night...west winds 10 to 20 knots becoming northwest
5 to 15 knots after midnight. waves subsiding to calm to 2 feet. 
.wednesday...southwest winds 5 to 15 knots. waves calm to 2 feet.
.thursday...southwest winds 10 to 20 knots. waves calm to 2 feet.

$$

fzus63 kmqt 020201
glfls 
expires:202608020800;;472672

open lake forecast for lake superior
national weather service marquette mi
1001 pm edt sat aug 1 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...

ridging of around 30.0 inches builds over lake superior from 
northern ontario tonight and persists through monday afternoon as a 
29.6 inch low over central indiana moves slowly south of the great 
lakes. a 29.8 inch trough moves over the lake monday night into 
tuesday as a 29.3 inch low tracks over far northern hudson bay. 
ridging returns on wednesday as 30.0 to 30.1 inch high pressure 
builds into the great lakes from the northern plains.




lsz263-020800-
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 sat aug 1 2026

.rest of tonight...north winds 5 to 15 knots veering northeast
late. waves calm to 2 feet. 
.sunday...northeast winds 5 to 15 knots. waves calm to 2 feet. 
.sunday night...east winds 5 to 15 knots veering southeast after
midnight. waves calm to 2 feet. 
.monday...south winds 5 to 15 knots backing east by mid
afternoon. waves calm to 2 feet. 
.monday night...southeast winds 10 to 20 knots veering south
after midnight. a slight chance of showers after midnight. waves
building to 1 to 3 feet. 
.tuesday...southwest winds 10 to 20 knots. a chance of showers.
waves 1 to 3 feet. 
.tuesday night...west winds 10 to 20 knots becoming northwest
5 to 15 knots after midnight. waves subsiding to calm to 2 feet. 
.wednesday...west winds 10 to 20 knots backing southwest. waves
calm to 2 feet. 
.thursday...southwest winds 10 to 20 knots. waves building to
1 to 3 feet, then subsiding to calm to 2 feet. 

$$

fzus63 kmqt 020201
glfls 
expires:202608020800;;472673

open lake forecast for lake superior
national weather service marquette mi
1001 pm edt sat aug 1 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...

ridging of around 30.0 inches builds over lake superior from 
northern ontario tonight and persists through monday afternoon as a 
29.6 inch low over central indiana moves slowly south of the great 
lakes. a 29.8 inch trough moves over the lake monday night into 
tuesday as a 29.3 inch low tracks over far northern hudson bay. 
ridging returns on wednesday as 30.0 to 30.1 inch high pressure 
builds into the great lakes from the northern plains.




lsz264-020800-
lake superior from upper entrance to portage canal to manitou
island mi 5nm off shore to the us/canadian border-
1001 pm edt sat aug 1 2026

.rest of tonight...north winds 5 to 15 knots veering northeast
after midnight. waves calm to 2 feet. 
.sunday...northeast winds 5 to 15 knots backing northwest late.
waves calm to 2 feet. 
.sunday night...northwest winds 5 to 15 knots becoming southeast
less than 10 knots after midnight. waves calm to 2 feet. 
.monday...southeast winds 5 to 15 knots. waves calm to 2 feet. 
.monday night...southeast winds 10 to 20 knots veering south
after midnight. waves building to 1 to 3 feet. 
.tuesday...southwest winds 10 to 20 knots diminishing to 5 to
15 knots by mid afternoon. a chance of showers. waves subsiding
to calm to 2 feet. 
.tuesday night...southwest winds 5 to 15 knots veering northwest
after midnight. waves calm to 2 feet. 
.wednesday...west winds 5 to 15 knots backing southwest. waves
calm to 2 feet. 
.thursday...southwest winds 5 to 15 knots becoming south 10 to
20 knots. waves calm to 2 feet. 

$$

fzus63 kmqt 020201
glfls 
expires:202608020800;;472674

open lake forecast for lake superior
national weather service marquette mi
1001 pm edt sat aug 1 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...

ridging of around 30.0 inches builds over lake superior from 
northern ontario tonight and persists through monday afternoon as a 
29.6 inch low over central indiana moves slowly south of the great 
lakes. a 29.8 inch trough moves over the lake monday night into 
tuesday as a 29.3 inch low tracks over far northern hudson bay. 
ridging returns on wednesday as 30.0 to 30.1 inch high pressure 
builds into the great lakes from the northern plains.




lsz265-020800-
lake superior west of line from manitou island to marquette mi
beyond 5nm from shore-
1001 pm edt sat aug 1 2026

.rest of tonight...north winds 10 to 20 knots veering northeast
late. waves calm to 2 feet. 
.sunday...northeast winds 10 to 20 knots diminishing to 5 to
15 knots in the afternoon, then backing north late. waves calm to
2 feet. 
.sunday night...north winds 5 to 15 knots veering southeast after
midnight, then veering south late. waves calm to 2 feet. 
.monday...southeast winds 5 to 15 knots becoming east 10 to
20 knots by mid afternoon. waves calm to 2 feet. 
.monday night...southeast winds 15 to 25 knots veering south
after midnight. waves building to 1 to 3 feet, then subsiding to
calm to 2 feet. 
.tuesday...south winds 15 to 25 knots becoming west 10 to
20 knots by mid afternoon. a chance of showers. waves calm to
2 feet. 
.tuesday night...west winds 10 to 20 knots. waves calm to 2 feet.
.wednesday...northwest winds 10 to 20 knots backing southwest.
waves calm to 2 feet. 
.thursday...southeast winds 10 to 20 knots becoming south 15 to
25 knots. waves calm to 2 feet. 

$$

fzus63 kmqt 020201
glfls 
expires:202608020800;;472675

open lake forecast for lake superior
national weather service marquette mi
1001 pm edt sat aug 1 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...

ridging of around 30.0 inches builds over lake superior from 
northern ontario tonight and persists through monday afternoon as a 
29.6 inch low over central indiana moves slowly south of the great 
lakes. a 29.8 inch trough moves over the lake monday night into 
tuesday as a 29.3 inch low tracks over far northern hudson bay. 
ridging returns on wednesday as 30.0 to 30.1 inch high pressure 
builds into the great lakes from the northern plains.




lsz266-020800-
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 sat aug 1 2026

.rest of tonight...north winds 10 to 20 knots veering northeast
after midnight. waves calm to 2 feet building to 1 to 3 feet. 
.sunday...northeast winds 10 to 20 knots becoming north 5 to
15 knots in the afternoon. waves subsiding to calm to 2 feet. 
.sunday night...north winds 5 to 15 knots veering northeast late.
waves calm to 2 feet. 
.monday...southeast winds 5 to 15 knots increasing to 10 to
20 knots by mid afternoon. waves calm to 2 feet. 
.monday night...southeast winds 10 to 20 knots becoming south
15 to 25 knots after midnight. waves building to 1 to 3 feet. 
.tuesday...south winds 10 to 20 knots veering southwest by mid
afternoon. a chance of showers. waves subsiding to calm to
2 feet. 
.tuesday night...southwest winds 5 to 15 knots veering west after
midnight. a chance of showers. waves calm to 2 feet. 
.wednesday...northwest winds 5 to 15 knots backing southwest.
waves calm to 2 feet. 
.thursday...south winds 5 to 15 knots increasing to 10 to
20 knots. waves building to 1 to 3 feet. 

$$

fzus63 kmqt 020201
glfls 
expires:202608020800;;472676

open lake forecast for lake superior
national weather service marquette mi
1001 pm edt sat aug 1 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...

ridging of around 30.0 inches builds over lake superior from 
northern ontario tonight and persists through monday afternoon as a 
29.6 inch low over central indiana moves slowly south of the great 
lakes. a 29.8 inch trough moves over the lake monday night into 
tuesday as a 29.3 inch low tracks over far northern hudson bay. 
ridging returns on wednesday as 30.0 to 30.1 inch high pressure 
builds into the great lakes from the northern plains.




lsz267-020800-
lake superior from grand marais mi to whitefish point mi 5nm off
shore to the us/canadian border-
1001 pm edt sat aug 1 2026

.rest of tonight...northeast winds 10 to 20 knots. a slight
chance of showers by midnight. waves calm to 2 feet building to
1 to 3 feet. 
.sunday...northeast winds 10 to 20 knots backing northwest late.
waves subsiding to calm to 2 feet. 
.sunday night...north winds 10 to 20 knots diminishing to 5 to
15 knots after midnight, then veering northeast late. waves calm
to 2 feet. 
.monday...east winds 5 to 15 knots backing north 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. waves calm to 2 feet. 
.tuesday night...southwest winds 10 to 20 knots diminishing to
5 to 15 knots after midnight. a chance of showers. waves calm to
2 feet. 
.wednesday...west winds 5 to 15 knots. waves calm to 2 feet. 
.thursday...southwest winds 5 to 15 knots backing south. waves
building to 1 to 3 feet. 

$$