fzus63 kdtx 062005
glflh 
expires:202507070415;;989938

open lake forecast for lake huron
national weather service detroit/pontiac mi
405 pm edt sun jul 6 2025

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...a cold front slowly tracking through the central great
lakes this evening will touch off numerous showers and
thunderstorms. a few storms could linger over the southern great
lakes monday before high pressure, 30.10 inches, builds in for
tuesday.


lhz361-070415-
lake huron from 5nm east of mackinac bridge to presque isle lt
beyond 5 nm off shore-
405 pm edt sun jul 6 2025

.tonight...northeast winds 5 to 10 knots. showers likely in the 
evening. waves 1 to 3 feet. 
.monday...north winds 5 to 10 knots in the morning becoming light
and variable. waves 2 feet or less. 
.monday night...west winds 5 to 10 knots until early morning
becoming light and variable. waves 2 feet or less. 
.tuesday...light and variable winds becoming east 5 to 10 knots
early in the afternoon. waves 2 feet or less. 
.tuesday night...light and variable winds. waves 2 feet or less. 
.wednesday...light and variable winds becoming east 5 to 10 knots
late in the morning...then becoming light and variable late in
the afternoon. waves 2 feet or less. 
.thursday...light and variable winds. waves 2 feet or less. 
.friday...light and variable winds becoming east 5 to 10 knots. a
chance of showers in the late evening and early morning. waves
2 feet or less. 


$$

fzus63 kdtx 062005
glflh 
expires:202507070415;;989939

open lake forecast for lake huron
national weather service detroit/pontiac mi
405 pm edt sun jul 6 2025

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...a cold front slowly tracking through the central great
lakes this evening will touch off numerous showers and
thunderstorms. a few storms could linger over the southern great
lakes monday before high pressure, 30.10 inches, builds in for
tuesday.


lhz362-363-070415-
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-
405 pm edt sun jul 6 2025

.tonight...north winds 10 to 15 knots. showers likely and a
chance of thunderstorms in the evening. waves 1 to 3 feet
building to 2 to 4 feet after midnight. 
.monday...north winds 10 to 15 knots decreasing to 5 to 10 knots
late in the afternoon. waves 2 to 4 feet subsiding to 1 to 3 feet
late in the afternoon. 
.monday night...north winds 5 to 10 knots. waves 2 feet or less. 
.tuesday...light and variable winds. waves 2 feet or less. 
.tuesday night...southeast winds 5 to 10 knots. waves 2 feet or
less. 
.wednesday...southeast winds 5 to 10 knots backing to the
northeast late in the afternoon. a chance of showers late in the
morning. waves 2 feet or less. 
.thursday...north winds 5 to 10 knots early in the morning
becoming light and variable. waves 2 feet or less. 
.friday...light and variable winds becoming east 5 to 10 knots. a
chance of showers in the late evening and early morning. waves
2 feet or less. 


$$

fzus63 kdtx 062005
glflh 
expires:202507070415;;989940

open lake forecast for lake huron
national weather service detroit/pontiac mi
405 pm edt sun jul 6 2025

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...a cold front slowly tracking through the central great
lakes this evening will touch off numerous showers and
thunderstorms. a few storms could linger over the southern great
lakes monday before high pressure, 30.10 inches, builds in for
tuesday.


lhz462>464-070415-
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-
405 pm edt sun jul 6 2025

.tonight...north winds 5 to 10 knots increasing to 10 to 15 knots
early in the morning. a chance of showers and thunderstorms in
the evening...then a chance of showers after midnight. patchy
fog. waves 1 to 3 feet building to 2 to 4 feet early in the
morning. 
.monday...north winds 10 to 15 knots. waves 2 to 4 feet. 
.monday night...north winds 5 to 10 knots. waves 2 to 4 feet
subsiding to 1 to 3 feet in the late evening and overnight. 
.tuesday...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. 
.tuesday night...northeast winds 5 to 10 knots veering to the
southeast after midnight. waves 2 feet or less. 
.wednesday...southeast winds 5 to 10 knots backing to the
northeast late in the afternoon. a chance of showers late in the
morning. waves 2 feet or less. 
.thursday...north winds 5 to 10 knots. waves 2 feet or less. 
.friday...east winds 5 to 10 knots. waves 2 feet or less. 


$$

fzus63 kmkx 061946
glflm 
expires:202507070330;;989191

open lake forecast for lake michigan
national weather service milwaukee/sullivan wi
246 pm cdt sun jul 6 2025

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... 

a cold front is over southeastern lake michigan this afternoon, 
continues to support areas of scattered shower and thunderstorms. 
severe weather is not anticipated. the front will continue
southeast through this evening. breezy north winds will become 
established behind the front.

high pressure of 30.1 inches centered over the canadian great 
plains will move into the western great lakes during the day 
monday. as the high moves in northerly winds will weaken and
remain light. light and variable winds are expected monday night
as the high passes overhead. periods of unsettled weather will 
return tuesday afternoon through late week as a broad area of 29.5
inch low pressure migrates from the rocky mountains into the 
great plains. tuesday afternoon through early wednesday and friday
through saturday are currently favored for the best shower and 
thunderstorm chances. will continue to monitor trends over the 
coming forecasts, providing additional details as model guidance 
trends clarify.


lmz261-362-364-366-563-565-567-868-070330-
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-
246 pm cdt sun jul 6 2025

sheboygan wi to pentwater mi north...

.tonight...north winds to 30 kt diminishing to 10 to 20 kt. waves
4 to 6 ft occasionally to 8 ft. 
.monday...north winds 10 to 15 kt becoming northwest 10 to 20 kt.
waves 2 to 4 ft subsiding to 1 to 3 ft. 
.monday night...north winds 10 to 15 kt veering to east. waves
1 to 2 ft subsiding to 1 ft or less. 
.tuesday...southeast winds 5 to 10 kt becoming south in the
afternoon. waves 1 ft or less. 
.tuesday night...south winds 5 to 10 kt. chance of showers in the
evening. waves 1 to 2 ft. 
.wednesday...north winds 10 to 15 kt. waves 1 ft or less. 
.wednesday night...northeast winds 10 to 15 kt diminishing to
5 to 10 kt. waves 1 ft or less. 
.thursday...northeast winds 5 to 10 kt increasing to 10 to 15 kt.
waves 1 ft or less. 
.friday...southeast winds 10 to 15 kt increasing to 10 to 20 kt.
waves 1 to 2 ft.  

$$

fzus63 kmkx 061946
glflm 
expires:202507070330;;989192

open lake forecast for lake michigan
national weather service milwaukee/sullivan wi
246 pm cdt sun jul 6 2025

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... 

a cold front is over southeastern lake michigan this afternoon, 
continues to support areas of scattered shower and thunderstorms. 
severe weather is not anticipated. the front will continue
southeast through this evening. breezy north winds will become 
established behind the front.

high pressure of 30.1 inches centered over the canadian great 
plains will move into the western great lakes during the day 
monday. as the high moves in northerly winds will weaken and
remain light. light and variable winds are expected monday night
as the high passes overhead. periods of unsettled weather will 
return tuesday afternoon through late week as a broad area of 29.5
inch low pressure migrates from the rocky mountains into the 
great plains. tuesday afternoon through early wednesday and friday
through saturday are currently favored for the best shower and 
thunderstorm chances. will continue to monitor trends over the 
coming forecasts, providing additional details as model guidance 
trends clarify.


lmz080-669-671-673-675-777-779-870-872-874-876-878-070330-
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-
246 pm cdt sun jul 6 2025

sheboygan wi to pentwater mi south...

.tonight...north winds to 30 kt diminishing to 10 to 20 kt.
chance of showers this evening. waves 4 to 6 ft occasionally to
8 ft. 
.monday...north winds 10 to 20 kt. waves 4 to 6 ft occasionally
to 8 ft subsiding to 3 to 5 ft. 
.monday night...north winds 10 to 20 kt diminishing to 10 to
15 kt late in the evening, then becoming northeast 5 to 10 kt
overnight. waves 2 to 4 ft subsiding to 1 to 3 ft. 
.tuesday...south winds 5 to 10 kt increasing to 10 to 15 kt.
waves 1 to 2 ft. 
.tuesday night...south winds 5 to 10 kt becoming southwest.
chance of showers and thunderstorms in the evening, then chance
of showers overnight. waves 1 to 2 ft. 
.wednesday...west winds 5 to 10 kt veering to north 10 to 15 kt.
waves 1 to 2 ft. 
.wednesday night...northeast winds 10 to 15 kt diminishing to
5 to 10 kt. waves 1 to 2 ft. 
.thursday...northeast winds 5 to 10 kt becoming north 10 to
15 kt. waves 1 to 2 ft. 
.friday...southeast winds 10 to 15 kt becoming south. waves 1 to
2 ft.  

$$

fzus63 kmqt 062001
glfls 
expires:202507070800;;989579

open lake forecast for lake superior
national weather service marquette mi
401 pm edt sun jul 6 2025

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 broad 30.0 inch high pressure ridge is extending across lake 
superior, northern ontario, and manitoba this evening. this high 
maintains its strength and only slowly drifts east through tuesday 
evening. tuesday night into wednesday, a 29.9 inch low moves into 
the great lakes region from the southwest, though 30.0 inch ridging 
continues over lake superior until thursday morning. a low pressure 
moving into hudson bay thursday night is expected to bring a trough 
to the western extent of lake superior friday into next weekend.



lsz162-070800-
lake superior west of a line from saxon harbor wi to grand
portage mn beyond 5nm-
401 pm edt sun jul 6 2025 /301 pm cdt sun jul 6 2025/

.late this afternoon...northeast winds 10 to 20 knots. waves 2 to
4 feet. 
.tonight...northeast winds 5 to 15 knots backing north after
midnight. waves subsiding to calm to 2 feet. 
.monday...east winds 5 to 15 knots. waves calm to 2 feet. 
.monday night...east winds 5 to 15 knots backing northeast after
midnight. a chance of showers through midnight. a chance of
thunderstorms. showers after midnight. waves calm to 2 feet. 
.tuesday...northeast winds 5 to 15 knots increasing to 10 to
20 knots by mid afternoon. a chance of showers and a slight
chance of thunderstorms. waves calm to 2 feet. 
.tuesday night...northeast winds 5 to 15 knots. waves calm to
2 feet. 
.wednesday...northeast winds 5 to 15 knots veering east by mid
afternoon. waves calm to 2 feet. 
.wednesday night...northeast winds 5 to 15 knots. waves calm to
2 feet. 
.thursday...east winds 5 to 15 knots backing northeast. a chance
of showers. waves calm to 2 feet. 
.friday...northeast winds 10 to 20 knots backing northwest.
showers likely. a chance of showers. waves calm to 2 feet. 

$$

fzus63 kmqt 062001
glfls 
expires:202507070800;;989580

open lake forecast for lake superior
national weather service marquette mi
401 pm edt sun jul 6 2025

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 broad 30.0 inch high pressure ridge is extending across lake 
superior, northern ontario, and manitoba this evening. this high 
maintains its strength and only slowly drifts east through tuesday 
evening. tuesday night into wednesday, a 29.9 inch low moves into 
the great lakes region from the southwest, though 30.0 inch ridging 
continues over lake superior until thursday morning. a low pressure 
moving into hudson bay thursday night is expected to bring a trough 
to the western extent of lake superior friday into next weekend.



lsz263-070800-
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-
401 pm edt sun jul 6 2025

.late this afternoon...east winds 10 to 20 knots. waves 2 to
4 feet. 
.tonight...northeast winds 5 to 15 knots backing northwest after
midnight, then becoming north less than 10 knots late. waves
subsiding to calm to 2 feet. 
.monday...northeast winds less than 10 knots becoming east 5 to
15 knots late. waves calm to 2 feet. 
.monday night...east winds 5 to 15 knots. a slight chance of
showers through midnight, then showers likely and a slight chance
of thunderstorms after midnight. waves calm to 2 feet. 
.tuesday...east winds 5 to 15 knots backing northeast by mid
afternoon. a slight chance of thunderstorms through early
afternoon. a chance of showers. waves calm to 2 feet. 
.tuesday night...northeast winds 5 to 15 knots backing north
after midnight. waves calm to 2 feet. 
.wednesday...north winds 5 to 15 knots. waves calm to 2 feet. 
.wednesday night...east winds less than 10 knots. waves calm to
2 feet. 
.thursday...east winds 5 to 15 knots. waves calm to 2 feet. 
.friday...east winds 5 to 15 knots veering west. a chance of
showers. waves calm to 2 feet. 

$$

fzus63 kmqt 062001
glfls 
expires:202507070800;;989581

open lake forecast for lake superior
national weather service marquette mi
401 pm edt sun jul 6 2025

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 broad 30.0 inch high pressure ridge is extending across lake 
superior, northern ontario, and manitoba this evening. this high 
maintains its strength and only slowly drifts east through tuesday 
evening. tuesday night into wednesday, a 29.9 inch low moves into 
the great lakes region from the southwest, though 30.0 inch ridging 
continues over lake superior until thursday morning. a low pressure 
moving into hudson bay thursday night is expected to bring a trough 
to the western extent of lake superior friday into next weekend.



lsz264-070800-
lake superior from upper entrance to portage canal to manitou
island mi 5nm off shore to the us/canadian border-
401 pm edt sun jul 6 2025

.late this afternoon...northwest winds 5 to 15 knots. waves 1 to
3 feet subsiding to calm to 2 feet. 
.tonight...northwest winds 5 to 15 knots veering north after
midnight, then becoming northeast less than 10 knots late. waves
calm to 2 feet. 
.monday...northeast winds less than 10 knots veering east in the
afternoon, then veering south late. waves calm to 2 feet. 
.monday night...southeast winds 5 to 15 knots. a chance of
showers after midnight. waves calm to 2 feet. 
.tuesday...east winds 5 to 15 knots. showers likely and a slight
chance of thunderstorms through early afternoon, then a slight
chance of showers by mid afternoon. waves calm to 2 feet. 
.tuesday night...northeast winds 5 to 15 knots becoming north
less than 10 knots after midnight. waves calm to 2 feet. 
.wednesday...north winds 5 to 15 knots backing northwest by mid
afternoon. waves calm to 2 feet. 
.wednesday night...northwest winds less than 10 knots veering
east after midnight. waves calm to 2 feet. 
.thursday...east winds 5 to 15 knots veering southeast. waves
calm to 2 feet. 
.friday...southeast winds 5 to 15 knots. a chance of showers.
waves calm to 2 feet. 

$$

fzus63 kmqt 062001
glfls 
expires:202507070800;;989582

open lake forecast for lake superior
national weather service marquette mi
401 pm edt sun jul 6 2025

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 broad 30.0 inch high pressure ridge is extending across lake 
superior, northern ontario, and manitoba this evening. this high 
maintains its strength and only slowly drifts east through tuesday 
evening. tuesday night into wednesday, a 29.9 inch low moves into 
the great lakes region from the southwest, though 30.0 inch ridging 
continues over lake superior until thursday morning. a low pressure 
moving into hudson bay thursday night is expected to bring a trough 
to the western extent of lake superior friday into next weekend.



lsz265-070800-
lake superior west of line from manitou island to marquette mi
beyond 5nm from shore-
401 pm edt sun jul 6 2025

.late this afternoon...north winds 10 to 20 knots. waves 2 to
4 feet. 
.tonight...north winds 5 to 15 knots backing northwest after
midnight, then veering north late. waves subsiding to calm to
2 feet. 
.monday...north winds 5 to 15 knots veering east late. waves calm
to 2 feet. 
.monday night...southeast winds 5 to 15 knots. a chance of
showers after midnight. waves calm to 2 feet. 
.tuesday...southeast winds 5 to 15 knots becoming east 10 to
20 knots by mid afternoon. showers likely through early
afternoon. a slight chance of thunderstorms. a chance of showers
by mid afternoon. waves calm to 2 feet. 
.tuesday night...east winds 5 to 15 knots backing north after
midnight. waves calm to 2 feet. 
.wednesday...northwest winds 5 to 15 knots veering north by mid
afternoon. waves calm to 2 feet. 
.wednesday night...east winds 5 to 15 knots. waves calm to
2 feet. 
.thursday...east winds 5 to 15 knots veering southeast. waves
calm to 2 feet. 
.friday...southeast winds 10 to 20 knots veering south. a chance
of showers, then showers likely. waves calm to 2 feet. 

$$

fzus63 kmqt 062001
glfls 
expires:202507070800;;989583

open lake forecast for lake superior
national weather service marquette mi
401 pm edt sun jul 6 2025

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 broad 30.0 inch high pressure ridge is extending across lake 
superior, northern ontario, and manitoba this evening. this high 
maintains its strength and only slowly drifts east through tuesday 
evening. tuesday night into wednesday, a 29.9 inch low moves into 
the great lakes region from the southwest, though 30.0 inch ridging 
continues over lake superior until thursday morning. a low pressure 
moving into hudson bay thursday night is expected to bring a trough 
to the western extent of lake superior friday into next weekend.



lsz266-070800-
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-
401 pm edt sun jul 6 2025

.late this afternoon...north winds 10 to 20 knots. waves 2 to
4 feet. 
.tonight...north winds 10 to 20 knots diminishing to 5 to
15 knots after midnight, then veering northeast late. waves
subsiding to calm to 2 feet. 
.monday...northeast winds 5 to 15 knots backing northwest late.
waves calm to 2 feet. 
.monday night...north winds 5 to 15 knots veering southeast after
midnight. a slight chance of showers after midnight. waves calm
to 2 feet. 
.tuesday...southeast winds 5 to 15 knots becoming east 10 to
20 knots by mid afternoon. a chance of showers. a slight chance
of thunderstorms by mid afternoon. waves calm to 2 feet. 
.tuesday night...east winds 5 to 15 knots backing north after
midnight. waves calm to 2 feet. 
.wednesday...northwest winds 5 to 15 knots. waves calm to 2 feet.
.wednesday night...north winds less than 10 knots. waves calm to
2 feet. 
.thursday...east winds 5 to 15 knots veering southeast. waves
calm to 2 feet. 
.friday...southeast winds 10 to 20 knots. a chance of showers.
waves calm to 2 feet. 

$$

fzus63 kmqt 062001
glfls 
expires:202507070800;;989584

open lake forecast for lake superior
national weather service marquette mi
401 pm edt sun jul 6 2025

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 broad 30.0 inch high pressure ridge is extending across lake 
superior, northern ontario, and manitoba this evening. this high 
maintains its strength and only slowly drifts east through tuesday 
evening. tuesday night into wednesday, a 29.9 inch low moves into 
the great lakes region from the southwest, though 30.0 inch ridging 
continues over lake superior until thursday morning. a low pressure 
moving into hudson bay thursday night is expected to bring a trough 
to the western extent of lake superior friday into next weekend.



lsz267-070800-
lake superior from grand marais mi to whitefish point mi 5nm off
shore to the us/canadian border-
401 pm edt sun jul 6 2025

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

$$