fzus61 kbuf 010802
glflo 
expires:202607011500;;211249

open lake forecast for lake ontario
national weather service buffalo ny
402 am edt wed jul 1 2026

for waters beyond five nautical miles of shore on lake ontario

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 30.1 inch high will remain anchored from the ohio 
valley to the mid atlantic today through friday. a weak cold front 
will then move slowly south across the great lakes saturday, then 
stall just south of the lake sunday.


loz062-011500-
lake ontario open waters from the niagara river to hamlin beach-
402 am edt wed jul 1 2026

.today...southwest winds 10 to 15 knots. waves 1 to 3 feet. 
.tonight...southwest winds 10 to 15 knots. waves 1 to 3 feet. 
.thursday...southwest winds 10 to 15 knots increasing to 15 to
20 knots. waves 1 to 3 feet building to 2 to 4 feet. 
.thursday night...southwest winds 15 to 20 knots becoming west
5 to 15 knots. waves 2 to 4 feet subsiding to 1 to 3 feet. 
.friday...west winds 5 to 10 knots becoming southwest. a chance
of showers and thunderstorms. waves 2 feet or less. 
.saturday...southwest winds 10 knots or less becoming north.
showers likely with a chance of thunderstorms. waves 1 foot or
less. 
.sunday...northeast winds 10 knots or less becoming north. a
chance of showers. waves 1 foot or less. 

winds and waves higher in and near thunderstorms.

$$

fzus61 kbuf 010802
glflo 
expires:202607011500;;211250

open lake forecast for lake ontario
national weather service buffalo ny
402 am edt wed jul 1 2026

for waters beyond five nautical miles of shore on lake ontario

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 30.1 inch high will remain anchored from the ohio 
valley to the mid atlantic today through friday. a weak cold front 
will then move slowly south across the great lakes saturday, then 
stall just south of the lake sunday.


loz063>065-011500-
lake ontario open waters from hamlin beach to the saint lawrence
river-
402 am edt wed jul 1 2026

.today...southwest winds 5 to 15 knots becoming west. waves
2 feet or less. 
.tonight...southwest winds 5 to 15 knots. a chance of showers and
thunderstorms late in the evening. waves 1 to 3 feet. 
.thursday...southwest winds 5 to 15 knots becoming west. waves
1 to 3 feet. 
.thursday night...southwest winds 5 to 15 knots becoming west. a
chance of showers in the evening, then a chance of showers and
thunderstorms overnight. waves 2 to 4 feet subsiding to 1 to
3 feet. 
.friday...west winds 5 to 15 knots. a chance of showers during
the day, then a chance of showers and thunderstorms friday night.
waves 1 to 3 feet. 
.saturday...west winds 10 knots or less becoming northwest. a
chance of showers and thunderstorms. waves 1 foot or less. 
.sunday...northeast winds less than 10 knots becoming west. a
chance of showers. waves 1 foot or less. 

winds and waves higher in and near thunderstorms.

$$

fzus61 kcle 010756
glfle 
expires:202607011415;;210940

open lake forecast for lake erie
national weather service cleveland oh
356 am edt wed jul 1 2026

for waters beyond five nautical miles of shore on lake erie

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 ridge averaging 30.00 inches will remain over the area through 
friday. a weak trough averaging 29.90 inches will settle south
across lake erie friday night into saturday.


lez162>164-011415-
detroit river lt. to maumee bay oh to reno beach oh beyond 5nm
offshoreline to us-canadian border-
reno beach to the islands oh beyond 5nm off shoreline to us-
canadian border-
the islands to vermilion oh beyond 5 nm off shoreline to us-
canadian border-
356 am edt wed jul 1 2026

.today...southwest winds 5 to 10 knots. waves 2 feet or less. 
.tonight...southwest winds around 10 knots. waves around 1 foot. 
.thursday...southwest winds 10 to 15 knots. waves 1 to 2 feet. 
.thursday night...west winds 5 to 15 knots. waves 2 feet or less.
.friday...west winds 5 to 10 knots becoming southwest. a chance
of showers during the day, then showers likely with a chance of
thunderstorms friday night. waves 1 foot or less. 
.saturday...southwest winds 5 to 10 knots. showers likely with a
chance of thunderstorms. waves 1 foot or less. 
.sunday...west winds 5 to 10 knots becoming northeast. a chance
of showers and thunderstorms. waves 1 foot or less. 

winds and waves higher in and near thunderstorms.

$$

fzus61 kcle 010756
glfle 
expires:202607011415;;210941

open lake forecast for lake erie
national weather service cleveland oh
356 am edt wed jul 1 2026

for waters beyond five nautical miles of shore on lake erie

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 ridge averaging 30.00 inches will remain over the area through 
friday. a weak trough averaging 29.90 inches will settle south
across lake erie friday night into saturday.


lez061-165>169-011415-
ripley to buffalo ny extending from 5nm off shoreline to us-
canadian border-
vermilion to avon point oh beyond 5 nm off shoreline to us-
canadian border-
avon point to willowick oh beyond 5 nm off shoreline to us-
canadian border-willowick to geneva-on-the-
lake oh beyond 5nm off shoreline to us-canadian border-geneva-on-
the-lake to conneaut oh beyond 5 nm off shoreline to us-
canadian border-
conneaut oh to ripley ny beyond 5 nm off shoreline to us-
canadian border-
356 am edt wed jul 1 2026

.today...southwest winds 10 to 15 knots. waves 1 to 3 feet. 
.tonight...southwest winds 10 to 15 knots. waves 1 to 3 feet. 
.thursday...southwest winds 10 to 15 knots. waves 1 to 3 feet. 
.thursday night...southwest winds 5 to 15 knots. waves 1 to
2 feet. 
.friday...southwest winds 5 to 10 knots. showers likely with a
chance of thunderstorms friday night. waves 2 feet or less. 
.saturday...southwest winds 5 to 10 knots. a chance of showers
and thunderstorms during the day, then showers likely with a
chance of thunderstorms saturday night. waves around 1 foot. 
.sunday...southwest winds 5 to 10 knots becoming northeast. a
chance of showers and thunderstorms. waves 1 foot or less. 

winds and waves higher in and near thunderstorms.

$$

fzus63 kdtx 010743
glfsc 
expires:202607011545;;210654

lake st clair forecast
national weather service detroit/pontiac mi
343 am edt wed jul 1 2026

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, 30.10 inches, persists over the mid-
applachians through friday. this will maintain a hot and humid
airmass in place over the central great lakes with light to
moderate south to southwest winds. there will also be a low
chance of showers and thunderstorms from time to time.


lcz460-011545-
lake st clair-
343 am edt wed jul 1 2026

.today...southwest winds 10 to 15 knots. sunny. waves 2 feet or 
less.
.tonight...southwest winds 10 to 15 knots. clear. waves 2 feet or
less.
.thursday...southwest winds 10 to 15 knots. sunny. waves 2 feet or
less.
.thursday night...west winds 10 to 15 knots diminishing to 5 to 10
knots after midnight. mostly clear. waves 2 feet or less.
.friday...southwest winds 5 to 10 knots. mostly sunny in the morning
becoming partly cloudy. a chance of thunderstorms in the afternoon
and evening. a chance of light showers in the evening. waves 2 feet
or less.
.saturday...north winds 5 to 10 knots. partly cloudy. showers likely
and a chance of thunderstorms. waves 2 feet or less.
.sunday...northeast winds 5 to 10 knots. partly cloudy. showers
likely and a chance of thunderstorms. waves 2 feet or less.

$$

fzus63 kdtx 010739
glflh 
expires:202607011545;;210562

open lake forecast for lake huron
national weather service detroit/pontiac mi
339 am edt wed jul 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...high pressure, 30.10 inches, persists over the mid-
applachians through friday. this will maintain a hot and humid
airmass in place over the central great lakes with light to
moderate south to southwest winds. there will also be a low
chance of showers and thunderstorms from time to time.


lhz462>464-011545-
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-
339 am edt wed jul 1 2026

.today...southwest winds 10 to 15 knots decreasing to 5 to
10 knots in the late morning and afternoon. a chance of showers
and thunderstorms in the afternoon. waves 1 to 3 feet. 
.tonight...southeast winds 5 to 10 knots becoming southwest 10 to
15 knots in the late evening and overnight. waves 1 to 3 feet. 
.thursday...southwest winds 10 to 15 knots. waves 1 to 3 feet
building to 2 to 4 feet in the late morning and afternoon. 
.thursday night...southwest winds 10 to 15 knots becoming west
5 to 10 knots in the late evening and overnight. a chance of
showers. waves 2 to 4 feet subsiding to 1 to 3 feet in the late
evening and overnight. 
.friday...west winds 5 to 10 knots backing to the southwest late
in the morning...then backing to the southeast late in the
afternoon veering to the southwest late in the evening. a chance
of showers. a chance of thunderstorms late in the morning. rain
showers likely late in the afternoon. waves 2 feet or less. 
.saturday...southwest winds 5 to 10 knots veering to the west in
the late morning and early afternoon...then veering to the north
. showers likely early in the morning...then a chance of
thunderstorms until early evening. a chance of showers. waves
2 feet or less. 
.sunday...north winds 5 to 10 knots. a chance of showers. waves
2 feet or less. 


$$

fzus63 kdtx 010739
glflh 
expires:202607011545;;210561

open lake forecast for lake huron
national weather service detroit/pontiac mi
339 am edt wed jul 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...high pressure, 30.10 inches, persists over the mid-
applachians through friday. this will maintain a hot and humid
airmass in place over the central great lakes with light to
moderate south to southwest winds. there will also be a low
chance of showers and thunderstorms from time to time.


lhz362-363-011545-
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-
339 am edt wed jul 1 2026

.today...southwest winds 10 to 20 knots backing to the south late
in the afternoon. a chance of showers and thunderstorms in the 
afternoon. waves 1 to 3 feet. 
.tonight...south winds 5 to 10 knots increasing to 10 to 15 knots
early in the morning. a chance of showers after midnight. waves
1 to 3 feet. 
.thursday...southwest winds 10 to 15 knots becoming south 5 to
10 knots early in the afternoon. waves 2 to 4 feet. 
.thursday night...light and variable winds. a chance of showers.
waves 2 to 4 feet subsiding to 1 to 3 feet in the late evening
and overnight. 
.friday...light and variable winds. a chance of showers. a chance
of thunderstorms late in the morning. rain showers likely late in
the evening. waves 2 feet or less. 
.saturday...southwest winds 5 to 10 knots veering to the
northwest in the late morning and early afternoon...then becoming
light and variable . showers likely early in the morning. a
chance of showers. waves 2 feet or less. 
.sunday...north winds 5 to 10 knots becoming light and variable.
a chance of showers until afternoon. waves 2 feet or less. 


$$

fzus63 kdtx 010739
glflh 
expires:202607011545;;210560

open lake forecast for lake huron
national weather service detroit/pontiac mi
339 am edt wed jul 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...high pressure, 30.10 inches, persists over the mid-
applachians through friday. this will maintain a hot and humid
airmass in place over the central great lakes with light to
moderate south to southwest winds. there will also be a low
chance of showers and thunderstorms from time to time.


lhz361-011545-
lake huron from 5nm east of mackinac bridge to presque isle lt
beyond 5 nm off shore-
339 am edt wed jul 1 2026

.today...west winds 5 to 15 knots. waves 1 to 3 feet. 
.tonight...light and variable winds becoming southwest 5 to
10 knots by midnight...then increasing to 10 to 15 knots early in
the morning. showers likely and a chance of thunderstorms. waves
1 to 3 feet. 
.thursday...southwest winds 10 to 15 knots veering to the west
early in the afternoon. a chance of showers in the morning. waves
2 to 4 feet. 
.thursday night...west winds 10 to 15 knots decreasing to 5 to
10 knots in the late evening and overnight. waves 1 to 3 feet. 
.friday...southwest winds 5 to 10 knots backing to the south late
in the evening. a chance of showers late in the morning. rain
showers likely late in the evening. waves 2 feet or less. 
.saturday...west winds 5 to 10 knots early in the morning
becoming light and variable. showers likely early in the
morning...then a chance of showers in the late morning and early
afternoon. waves 2 feet or less. 
.sunday...northeast winds 5 to 10 knots until afternoon becoming
light and variable. waves 2 feet or less. 


$$

fzus63 kmkx 010758
glflm 
expires:202607011515;;210951

open lake forecast for lake michigan
national weather service milwaukee/sullivan wi
258 am cdt wed jul 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...

modest to breezy south to southwest winds will prevail into 
thursday, then lighter winds are expected into friday as high 
pressure around 30.1 inches remains to the southeast of the great 
lakes, while low pressure around 29.5 inches moves slowly east 
across central manitoba into james bay. 

chances for thunderstorms are forecast across the northern half 
of the lake later this morning through tonight. there are chances
for thunderstorms across the southern two thirds of the lake 
thursday into friday evening, and across the southern half of the 
lake later friday night into sunday. some strong to severe storms 
may occur at times, though confidence remains low in timing of
stronger storms.

patchy marine fog will be possible at times, primarily over the 
northern half of the lake as the warm and moist airmass moves 
over the lake.


lmz261-362-364-366-563-565-567-868-011515-
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-
258 am cdt wed jul 1 2026

sheboygan wi to pentwater mi north...

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

$$

fzus63 kmkx 010758
glflm 
expires:202607011515;;210952

open lake forecast for lake michigan
national weather service milwaukee/sullivan wi
258 am cdt wed jul 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...

modest to breezy south to southwest winds will prevail into 
thursday, then lighter winds are expected into friday as high 
pressure around 30.1 inches remains to the southeast of the great 
lakes, while low pressure around 29.5 inches moves slowly east 
across central manitoba into james bay. 

chances for thunderstorms are forecast across the northern half 
of the lake later this morning through tonight. there are chances
for thunderstorms across the southern two thirds of the lake 
thursday into friday evening, and across the southern half of the 
lake later friday night into sunday. some strong to severe storms 
may occur at times, though confidence remains low in timing of
stronger storms.

patchy marine fog will be possible at times, primarily over the 
northern half of the lake as the warm and moist airmass moves 
over the lake.


lmz080-669-671-673-675-777-779-870-872-874-876-878-011515-
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-
258 am cdt wed jul 1 2026

sheboygan wi to pentwater mi south...

.today...southwest winds 10 to 20 kt becoming south. waves 3 to
5 ft. 
.tonight...south winds 10 to 20 kt becoming southwest. slight
chance of showers and thunderstorms overnight. waves 4 to 6 ft
occasionally to 8 ft. 
.thursday...southwest winds 10 to 20 kt. chance of showers in the
afternoon. waves 3 to 5 ft subsiding to 2 to 4 ft. 
.thursday night...southwest winds 10 to 20 kt diminishing to 5 to
10 kt overnight. chance of showers and thunderstorms. waves 1 to
3 ft. 
.friday...southwest winds 10 to 15 kt becoming south 10 to 20 kt.
chance of showers. waves 1 to 2 ft. 
.friday night...southwest winds 10 to 15 kt becoming west.
showers likely with a chance of thunderstorms. waves 1 to 2 ft.
.saturday...northwest winds 10 to 15 kt becoming north 10 to
20 kt. chance of showers. waves 1 to 2 ft. 
.sunday...north winds 10 to 15 kt increasing to 10 to 20 kt.
waves 1 to 2 ft.  

$$

fzus63 kmqt 010801
glfls 
expires:202607012000;;211093

open lake forecast for lake superior
national weather service marquette mi
400 am edt wed jul 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... 

a 29.3 inch low stalled near lake winnipeg will gradually weaken to 
29.5 inches this morning. it will then weaken further with a broad 
29.6 inch low over ontario and quebec by late afternoon. the low 
will push toward the hudson bay and quebec tonight into thursday 
dragging a 29.7 inch trough over lake superior. thereafter a 30.0 
inch high will build over ontario, extending south into the upper 
great lakes through the weekend and into next week.




lsz264-012000-
lake superior from upper entrance to portage canal to manitou
island mi 5nm off shore to the us/canadian border-
400 am edt wed jul 1 2026

...dense fog advisory in effect until 11 am edt this morning...

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

$$

fzus63 kmqt 010801
glfls 
expires:202607012000;;211094

open lake forecast for lake superior
national weather service marquette mi
400 am edt wed jul 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... 

a 29.3 inch low stalled near lake winnipeg will gradually weaken to 
29.5 inches this morning. it will then weaken further with a broad 
29.6 inch low over ontario and quebec by late afternoon. the low 
will push toward the hudson bay and quebec tonight into thursday 
dragging a 29.7 inch trough over lake superior. thereafter a 30.0 
inch high will build over ontario, extending south into the upper 
great lakes through the weekend and into next week.




lsz265-012000-
lake superior west of line from manitou island to marquette mi
beyond 5nm from shore-
400 am edt wed jul 1 2026

...dense fog advisory in effect until 11 am edt this morning...

.early this morning...southwest winds 10 to 20 knots. patchy
dense fog. waves calm to 2 feet. 
.today...southwest winds 10 to 20 knots backing south in the
afternoon. a chance of showers and a slight chance of
thunderstorms by mid afternoon. waves calm to 2 feet. 
.tonight...south winds 10 to 20 knots veering southwest after
midnight. a chance of showers and a slight chance of
thunderstorms through midnight. patchy fog after midnight. waves
calm to 2 feet. 
.thursday...west winds 5 to 15 knots increasing to 10 to 20 knots
in the afternoon. patchy fog through early afternoon. waves calm
to 2 feet. 
.thursday night...west winds 10 to 20 knots diminishing to 5 to
15 knots after midnight. waves calm to 2 feet. 
.friday...east winds 5 to 15 knots. a chance of showers by mid
afternoon. waves calm to 2 feet. 
.friday night...northeast winds 5 to 15 knots backing northwest
after midnight. a chance of showers. waves calm to 2 feet. 
.saturday...north winds 5 to 15 knots veering northeast. waves
calm to 2 feet. 
.sunday...east winds 5 to 15 knots veering south. waves calm to
2 feet. 

$$

fzus63 kmqt 010801
glfls 
expires:202607012000;;211091

open lake forecast for lake superior
national weather service marquette mi
400 am edt wed jul 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... 

a 29.3 inch low stalled near lake winnipeg will gradually weaken to 
29.5 inches this morning. it will then weaken further with a broad 
29.6 inch low over ontario and quebec by late afternoon. the low 
will push toward the hudson bay and quebec tonight into thursday 
dragging a 29.7 inch trough over lake superior. thereafter a 30.0 
inch high will build over ontario, extending south into the upper 
great lakes through the weekend and into next week.




lsz162-012000-
lake superior west of a line from saxon harbor wi to grand
portage mn beyond 5nm-
400 am edt wed jul 1 2026 /300 am cdt wed jul 1 2026/

...dense fog advisory in effect until 11 am edt /10 am cdt/ this
morning...

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

$$

fzus63 kmqt 010801
glfls 
expires:202607012000;;211096

open lake forecast for lake superior
national weather service marquette mi
400 am edt wed jul 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... 

a 29.3 inch low stalled near lake winnipeg will gradually weaken to 
29.5 inches this morning. it will then weaken further with a broad 
29.6 inch low over ontario and quebec by late afternoon. the low 
will push toward the hudson bay and quebec tonight into thursday 
dragging a 29.7 inch trough over lake superior. thereafter a 30.0 
inch high will build over ontario, extending south into the upper 
great lakes through the weekend and into next week.




lsz267-012000-
lake superior from grand marais mi to whitefish point mi 5nm off
shore to the us/canadian border-
400 am edt wed jul 1 2026

...dense fog advisory in effect until 11 am edt this morning...

.early this morning...southwest winds 5 to 15 knots. patchy dense
fog. waves 1 to 3 feet subsiding to calm to 2 feet. 
.today...southwest winds 5 to 15 knots backing southeast in the
afternoon. areas of dense fog through early afternoon. a slight
chance of showers and thunderstorms by mid afternoon. waves calm
to 2 feet. 
.tonight...south winds 10 to 20 knots veering southwest after
midnight. patchy fog. a chance of showers and a slight chance of
thunderstorms. waves building to 1 to 3 feet. 
.thursday...southwest winds 10 to 20 knots becoming west 5 to
15 knots in the afternoon, then diminishing to less than 10 knots
late. areas of dense fog through early afternoon. waves subsiding
to calm to 2 feet. 
.thursday night...southwest winds 5 to 15 knots backing southeast
after midnight. waves calm to 2 feet. 
.friday...northeast winds 5 to 15 knots. a chance of showers by
mid afternoon. waves calm to 2 feet. 
.friday night...north winds 5 to 15 knots backing northwest after
midnight. a chance of showers. waves calm to 2 feet. 
.saturday...northwest winds 5 to 15 knots. waves calm to 2 feet. 
.sunday...north winds 5 to 15 knots backing northwest. waves calm
to 2 feet. 

$$

fzus63 kmqt 010801
glfls 
expires:202607012000;;211095

open lake forecast for lake superior
national weather service marquette mi
400 am edt wed jul 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... 

a 29.3 inch low stalled near lake winnipeg will gradually weaken to 
29.5 inches this morning. it will then weaken further with a broad 
29.6 inch low over ontario and quebec by late afternoon. the low 
will push toward the hudson bay and quebec tonight into thursday 
dragging a 29.7 inch trough over lake superior. thereafter a 30.0 
inch high will build over ontario, extending south into the upper 
great lakes through the weekend and into next week.




lsz266-012000-
lake superior east of a line from manitou island to marquette mi
and west of a line from grand marais mi to the us/canadian border
beyond 5nm from shore-
400 am edt wed jul 1 2026

...dense fog advisory in effect until 11 am edt this morning...

.early this morning...southwest winds 10 to 20 knots. patchy
dense fog. waves 1 to 3 feet. 
.today...southwest winds 10 to 20 knots becoming south 5 to
15 knots in the afternoon, then increasing to 10 to 20 knots
late. patchy dense fog through early afternoon. a chance of
showers and a slight chance of thunderstorms by mid afternoon.
waves subsiding to calm to 2 feet. 
.tonight...south winds 10 to 20 knots becoming southwest 15 to
25 knots after midnight, then diminishing to 10 to 20 knots late.
a chance of showers and a slight chance of thunderstorms. patchy
fog after midnight. waves building to 1 to 3 feet. 
.thursday...southwest winds 10 to 20 knots veering west in the
afternoon. areas of dense fog through early afternoon. waves
building to 2 to 4 feet. 
.thursday night...southwest winds 5 to 15 knots veering north
after midnight. waves subsiding to calm to 2 feet. 
.friday...east winds 5 to 15 knots. a chance of showers by mid
afternoon. waves calm to 2 feet. 
.friday night...north winds 5 to 15 knots backing northwest after
midnight. a chance of showers. waves calm to 2 feet. 
.saturday...north winds 5 to 15 knots. waves calm to 2 feet. 
.sunday...northeast winds 5 to 15 knots backing west. waves calm
to 2 feet. 

$$

fzus63 kmqt 010801
glfls 
expires:202607012000;;211092

open lake forecast for lake superior
national weather service marquette mi
400 am edt wed jul 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... 

a 29.3 inch low stalled near lake winnipeg will gradually weaken to 
29.5 inches this morning. it will then weaken further with a broad 
29.6 inch low over ontario and quebec by late afternoon. the low 
will push toward the hudson bay and quebec tonight into thursday 
dragging a 29.7 inch trough over lake superior. thereafter a 30.0 
inch high will build over ontario, extending south into the upper 
great lakes through the weekend and into next week.




lsz263-012000-
lake superior from saxon harbor wi to upper entrance to portage
canal mi 5nm off shore to the us/canadian border including isle
royale national park-
400 am edt wed jul 1 2026

...dense fog advisory in effect until 11 am edt this morning...

.early this morning...southwest winds 5 to 15 knots. waves 1 to
3 feet. 
.today...southwest winds 10 to 20 knots. a slight chance of
showers and thunderstorms by mid afternoon. waves building to
2 to 4 feet, then subsiding to 1 to 3 feet. 
.tonight...southwest winds 5 to 15 knots increasing to 10 to
20 knots late. a chance of showers and a slight chance of
thunderstorms through midnight. patchy fog after midnight. waves
subsiding to calm to 2 feet, then building to 1 to 3 feet. 
.thursday...southwest winds 10 to 20 knots. patchy fog through
early afternoon. waves building to 2 to 4 feet. 
.thursday night...west winds 10 to 20 knots becoming northeast
5 to 15 knots after midnight. waves subsiding to calm to 2 feet. 
.friday...northeast winds 5 to 15 knots. a chance of showers.
waves calm to 2 feet. 
.friday night...northeast winds 5 to 15 knots. a chance of
showers. waves calm to 2 feet. 
.saturday...northeast winds 5 to 15 knots. waves calm to 2 feet. 
.sunday...northeast winds 5 to 15 knots veering southwest. waves
calm to 2 feet. 

$$