fzus63 kdtx 150845
glflh 
expires:202602151645;;660397

open lake forecast for lake huron
national weather service detroit/pontiac mi
345 am est sun feb 15 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...a weak pressure pattern maintains relatively benign
conditions this weekend and into the early week. weak clippers
are expected to pass through the great lakes on sunday and
monday. a more active storm track will target the region during
the middle and end of next week.


lhz361-151645-
lake huron from 5nm east of mackinac bridge to presque isle lt
beyond 5 nm off shore-
345 am est sun feb 15 2026

.today...southeast winds 5 to 10 knots until late afternoon
becoming light and variable. patchy freezing fog in the morning.
waves 1 to 3 feet. 
.tonight...light and variable winds becoming southwest 5 to
10 knots early in the morning. waves 2 feet or less. 
.monday...south winds 5 to 10 knots backing to the east early in
the afternoon. a chance of rain in the morning. waves 1 to
3 feet. 
.monday night...north winds 5 to 10 knots backing to the
northwest in the late evening and overnight. waves 1 to 3 feet. 
.tuesday...light and variable winds becoming north 5 to 10 knots
late in the morning...then becoming east 10 to 15 knots late in
the afternoon increasing to 20 to 25 knots with gusts to 35 knot
gales late in the evening. snow likely late in the evening. waves
1 to 3 feet building to 6 to 9 feet late in the evening. waves
occasionally around 12 feet. 
.wednesday...east at 35 knot gales with gusts to 40 knot gales
decreasing to 30 knots with gusts to 40 knot gales. snow early in
the morning. snow likely early in the evening...then a chance of
snow and rain by midnight. waves 10 to 14 feet. waves
occasionally around 18 feet. a gale warning may be needed. 
.thursday...east winds 20 to 25 knots decreasing to 15 to
20 knots in the late morning and early afternoon...then
decreasing to 10 to 15 knots early in the evening increasing to
20 to 25 knots by midnight. a chance of snow early in the
morning. waves 8 to 12 feet subsiding to 4 to 6 feet early in the
evening...then building to 6 to 9 feet by midnight. waves
occasionally around 15 feet. 

wave heights are for ice free areas.

$$

fzus63 kdtx 150845
glflh 
expires:202602151645;;660398

open lake forecast for lake huron
national weather service detroit/pontiac mi
345 am est sun feb 15 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...a weak pressure pattern maintains relatively benign
conditions this weekend and into the early week. weak clippers
are expected to pass through the great lakes on sunday and
monday. a more active storm track will target the region during
the middle and end of next week.


lhz362-363-151645-
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-
345 am est sun feb 15 2026

.today...south winds 5 to 10 knots. patchy freezing fog in the
morning. waves 1 to 3 feet. 
.tonight...light and variable winds. waves 2 feet or less. 
.monday...southwest winds 5 to 10 knots becoming south 10 to
15 knots in the late morning and afternoon. waves 1 to 3 feet
building to 2 to 4 feet early in the afternoon. 
.monday night...southwest winds 5 to 10 knots veering to the west
in the late evening and overnight. waves 1 to 3 feet. 
.tuesday...north winds 5 to 10 knots veering to the east late in
the afternoon...then increasing to 15 to 20 knots with gusts to
around 30 knots late in the evening. rain likely and a chance of
snow late in the evening. waves 1 to 3 feet building to 6 to
9 feet late in the evening. waves occasionally around 12 feet. 
.wednesday...east winds 20 to 25 knots increasing to 30 knots in
the late morning and early afternoon...then decreasing to 20 to
25 knots . gusts to 35 knot gales. rain early in the morning.
rain likely in the late morning and early afternoon...then a
chance of rain and snow . waves 10 to 14 feet. waves occasionally
around 18 feet. 
.thursday...north winds 20 to 25 knots becoming east 15 to
20 knots in the late morning and early afternoon...then
decreasing to 10 to 15 knots early in the evening increasing to
20 to 25 knots by midnight. a chance of snow. waves 8 to 12 feet
subsiding to 4 to 6 feet early in the evening...then building to
6 to 9 feet by midnight. waves occasionally around 15 feet. 

wave heights are for ice free areas.

$$

fzus63 kdtx 150845
glflh 
expires:202602151645;;660399

open lake forecast for lake huron
national weather service detroit/pontiac mi
345 am est sun feb 15 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...a weak pressure pattern maintains relatively benign
conditions this weekend and into the early week. weak clippers
are expected to pass through the great lakes on sunday and
monday. a more active storm track will target the region during
the middle and end of next week.


lhz462>464-151645-
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-
345 am est sun feb 15 2026

.today...southeast winds 5 to 10 knots. patchy freezing fog in
the morning. 
.tonight...southeast winds 5 to 10 knots early in the evening
becoming light and variable. 
.monday...southwest winds 5 to 10 knots becoming south 10 to
15 knots in the late morning and afternoon. 
.monday night...south winds 10 to 15 knots becoming west 5 to
10 knots in the late evening and overnight. 
.tuesday...northwest winds 5 to 10 knots in the morning becoming
light and variable...then becoming east 5 to 10 knots late in the
afternoon increasing to 10 to 15 knots. rain likely late in the
evening. 
.wednesday...east winds 20 to 25 knots with gusts to around
30 knots decreasing to 10 to 15 knots . rain early in the
morning. rain likely early in the evening...then a chance of rain
by midnight. 
.thursday...south winds 10 to 15 knots becoming southeast 5 to
10 knots early in the evening...then becoming east 10 to 15 knots
by midnight. a chance of rain and snow by midnight. 

waves omitted due to ice coverage.

$$

fzus63 kmkx 150932
glflm 
expires:202602151630;;663453

open lake forecast for lake michigan
national weather service milwaukee/sullivan wi
332 am cst sun feb 15 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 of 29.9 inches centered over northeastern wi and the
central up of michigan will continue east through the pre-dawn
hours. light northwest to north winds will then develop during 
the daytime hours today behind the low and an associated weak 
front. southerly winds will develop again tonight into monday 
ahead of another approaching low and front, with the low of 29.7 
inches moving through the northern lake during the day monday. 
northerly winds monday night behind the front will become easterly
tuesday morning ahead of the next approaching low pressure 
system. east to southeast winds will increase later tuesday into 
tuesday night as the stronger low draws near, with winds to around
30 knots possible. a few gales could be possible tuesday night 
into wednesday, depending on the strength of the low, though the 
warmer airmass over the chilly lake waters will limit mixing down 
of higher gusts.


lmz080-669-671-673-675-777-779-870-872-874-876-878-151630-
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-
332 am cst sun feb 15 2026

sheboygan wi to pentwater mi south...

.today...southwest winds 5 to 10 kt veering to north. waves 1 to
2 ft. 
.tonight...north winds less than 10 kt veering to southeast late
in the evening, then becoming south after midnight becoming south
10 to 15 kt late. waves 1 to 2 ft building to 1 to 3 ft. 
.monday...south winds 10 to 20 kt becoming southwest. waves 2 to
4 ft building to 3 to 5 ft. 
.monday night...west winds 5 to 10 kt veering to east. waves 2 to
4 ft subsiding to 1 to 2 ft. 
.tuesday...east winds 10 to 15 kt increasing to 10 to 20 kt.
waves 1 to 3 ft building to 3 to 5 ft. 
.tuesday night...southeast winds to 30 kt. chance of rain. waves
6 to 9 ft occasionally to 12 ft building to 7 to 10 ft
occasionally to 13 ft. 
.wednesday...south winds to 30 kt becoming southwest 15 to 25 kt.
chance of rain. waves 7 to 10 ft occasionally to 13 ft. 
.thursday...west winds 10 to 20 kt veering to north. waves 4 to
6 ft occasionally to 8 ft subsiding to 3 to 5 ft.  

$$

fzus63 kmkx 150932
glflm 
expires:202602151630;;663452

open lake forecast for lake michigan
national weather service milwaukee/sullivan wi
332 am cst sun feb 15 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 of 29.9 inches centered over northeastern wi and the
central up of michigan will continue east through the pre-dawn
hours. light northwest to north winds will then develop during 
the daytime hours today behind the low and an associated weak 
front. southerly winds will develop again tonight into monday 
ahead of another approaching low and front, with the low of 29.7 
inches moving through the northern lake during the day monday. 
northerly winds monday night behind the front will become easterly
tuesday morning ahead of the next approaching low pressure 
system. east to southeast winds will increase later tuesday into 
tuesday night as the stronger low draws near, with winds to around
30 knots possible. a few gales could be possible tuesday night 
into wednesday, depending on the strength of the low, though the 
warmer airmass over the chilly lake waters will limit mixing down 
of higher gusts.


lmz261-362-364-366-563-565-567-868-151630-
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-
332 am cst sun feb 15 2026

sheboygan wi to pentwater mi north...

.today...west winds 5 to 10 kt veering to north. waves 1 to 2 ft.
.tonight...north winds less than 10 kt veering to south late in
the evening, then becoming 10 to 15 kt after midnight increasing
to 10 to 20 kt late. waves 1 to 2 ft building to 1 to 3 ft. 
.monday...south winds 10 to 20 kt veering to west. chance of rain
in the morning. waves 3 to 5 ft. 
.monday night...north winds 5 to 10 kt becoming northeast. waves
2 to 4 ft subsiding to 1 to 3 ft. 
.tuesday...east winds 10 to 15 kt increasing to 10 to 20 kt.
waves 1 to 3 ft building to 2 to 4 ft. 
.tuesday night...east winds to 30 kt increasing to gales to
45 kt. rain. waves 6 to 9 ft occasionally to 12 ft building to
7 to 10 ft occasionally to 13 ft. 
.wednesday...southeast gales to 45 kt diminishing to gales to
40 kt. chance of rain. waves 7 to 10 ft occasionally to 13 ft. 
.thursday...south winds 15 to 25 kt becoming southeast 10 to
20 kt. waves 4 to 7 ft occasionally to 9 ft subsiding to 3 to
5 ft.  

$$

fzus63 kmqt 150901
glfls 
expires:202602152100;;660867

open lake forecast for lake superior
national weather service marquette mi
400 am est sun feb 15 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 weak 29.9 inch trough moves farther into the upper great lakes 
tonight. this is followed by weak 29.9 inch ridging tomorrow ahead 
of a deeper 29.8 inch trough moving over the lake on monday. ridging 
builds to 30.2 inches over the lake on tuesday, giving way to 
pressure falls into the middle of the week as a 29.3 inch low lifts 
off of the central rockies into the upper midwest by wednesday.



lsz264-152100-
lake superior from upper entrance to portage canal to manitou
island mi 5nm off shore to the us/canadian border-
400 am est sun feb 15 2026

.early this morning...north winds 5 to 15 knots. patchy fog.
waves calm to 2 feet. 
.today...north winds 5 to 15 knots becoming southwest less than
10 knots by mid afternoon. patchy fog. waves calm to 2 feet. 
.tonight...south winds 5 to 15 knots veering southwest late. a
chance of snow showers. a chance of rain showers after midnight.
waves calm to 2 feet. 
.monday...west winds 5 to 15 knots veering northwest by late
morning, then backing west by mid afternoon. a slight chance of
rain and snow showers in the morning. waves calm to 2 feet. 
.monday night...west winds 5 to 15 knots veering northwest after
midnight. waves calm to 2 feet. 
.tuesday...northeast winds 5 to 15 knots becoming east 15 to
25 knots in the afternoon. waves building to 1 to 3 feet. 
.tuesday night...east gales to 40 knots increasing to storm force
winds to 55 knots after midnight. a chance of snow showers. waves
building to 10 to 14 feet occasionally to 18 feet. 
.wednesday...east storm force winds to 55 knots diminishing to
gales to 45 knots. freezing spray. snow showers likely. a chance
of snow showers. waves building to 12 to 17 feet occasionally to
21 feet, then subsiding to 9 to 12 feet occasionally to 15 feet. 
.thursday...east gales to 35 knots backing northeast. freezing
spray. waves subsiding to 4 to 7 feet occasionally to 9 feet. 

note, wave height forecasts are for ice free areas.

$$

fzus63 kmqt 150901
glfls 
expires:202602152100;;660868

open lake forecast for lake superior
national weather service marquette mi
400 am est sun feb 15 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 weak 29.9 inch trough moves farther into the upper great lakes 
tonight. this is followed by weak 29.9 inch ridging tomorrow ahead 
of a deeper 29.8 inch trough moving over the lake on monday. ridging 
builds to 30.2 inches over the lake on tuesday, giving way to 
pressure falls into the middle of the week as a 29.3 inch low lifts 
off of the central rockies into the upper midwest by wednesday.



lsz265-152100-
lake superior west of line from manitou island to marquette mi
beyond 5nm from shore-
400 am est sun feb 15 2026

.early this morning...northwest winds 10 to 20 knots. patchy fog.
waves calm to 2 feet. 
.today...northwest winds 10 to 20 knots becoming west 5 to
15 knots by mid afternoon. patchy fog. waves calm to 2 feet. 
.tonight...south winds 5 to 15 knots increasing to 10 to 20 knots
by midnight. a slight chance of rain and snow showers after
midnight. waves calm to 2 feet. 
.monday...south winds 10 to 20 knots veering northwest. a slight
chance of rain and snow showers in the morning. waves calm to
2 feet. 
.monday night...west winds 10 to 20 knots diminishing to 5 to
15 knots after midnight. waves calm to 2 feet. 
.tuesday...east winds 5 to 15 knots increasing to 15 to 25 knots
in the afternoon. waves building to 1 to 3 feet. 
.tuesday night...east gales to 40 knots increasing to storm force
winds to 50 knots after midnight. snow showers likely after
midnight. waves building to 10 to 14 feet occasionally to
18 feet. 
.wednesday...east storm force winds to 55 knots diminishing to
gales to 40 knots. snow showers. waves building to 11 to 15 feet
occasionally to 19 feet, then subsiding to 7 to 10 feet
occasionally to 13 feet. 
.thursday...east gales to 35 knots backing northeast. a chance of
snow showers. waves subsiding to 5 to 8 feet occasionally to
10 feet. 

note, wave height forecasts are for ice free areas.

$$

fzus63 kmqt 150901
glfls 
expires:202602152100;;660869

open lake forecast for lake superior
national weather service marquette mi
400 am est sun feb 15 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 weak 29.9 inch trough moves farther into the upper great lakes 
tonight. this is followed by weak 29.9 inch ridging tomorrow ahead 
of a deeper 29.8 inch trough moving over the lake on monday. ridging 
builds to 30.2 inches over the lake on tuesday, giving way to 
pressure falls into the middle of the week as a 29.3 inch low lifts 
off of the central rockies into the upper midwest by wednesday.



lsz266-152100-
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 est sun feb 15 2026

.early this morning...west winds 10 to 20 knots. patchy fog.
waves calm to 2 feet. 
.today...northwest winds 5 to 15 knots veering north by late
morning, then backing northwest by mid afternoon. patchy fog.
waves calm to 2 feet. 
.tonight...south winds 5 to 15 knots increasing to 10 to 20 knots
by midnight. a chance of rain and snow showers after midnight.
waves building to 1 to 3 feet. 
.monday...south winds 10 to 20 knots veering west by late
morning, then veering northwest by mid afternoon. a chance of
rain showers, possibly mixed with snow in the morning. waves
subsiding to calm to 2 feet. 
.monday night...northwest winds 10 to 20 knots diminishing to
5 to 15 knots after midnight. waves calm to 2 feet. 
.tuesday...northeast winds 5 to 15 knots becoming east 10 to
20 knots in the afternoon. waves building to 1 to 3 feet. 
.tuesday night...east gales to 40 knots increasing to storm force
winds to 55 knots after midnight. a chance of snow showers. waves
building to 10 to 14 feet occasionally to 18 feet. 
.wednesday...east storm force winds to 55 knots diminishing to
gales to 45 knots. snow showers, then a chance of snow showers.
waves building to 11 to 15 feet occasionally to 19 feet, then
subsiding to 7 to 10 feet occasionally to 13 feet. 
.thursday...east gales to 40 knots becoming northeast gales to
35 knots. a chance of snow showers. freezing spray. waves
subsiding to 5 to 8 feet occasionally to 10 feet. 

note, wave height forecasts are for ice free areas.

$$

fzus63 kmqt 150901
glfls 
expires:202602152100;;660870

open lake forecast for lake superior
national weather service marquette mi
400 am est sun feb 15 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 weak 29.9 inch trough moves farther into the upper great lakes 
tonight. this is followed by weak 29.9 inch ridging tomorrow ahead 
of a deeper 29.8 inch trough moving over the lake on monday. ridging 
builds to 30.2 inches over the lake on tuesday, giving way to 
pressure falls into the middle of the week as a 29.3 inch low lifts 
off of the central rockies into the upper midwest by wednesday.



lsz267-152100-
lake superior from grand marais mi to whitefish point mi 5nm off
shore to the us/canadian border-
400 am est sun feb 15 2026

.early this morning...south winds 10 to 20 knots. patchy fog.
waves calm to 2 feet. 
.today...south winds 5 to 15 knots backing southeast by late
morning, then veering west by mid afternoon. patchy dense fog.
waves calm to 2 feet. 
.tonight...south winds 5 to 15 knots increasing to 10 to 20 knots
late. a chance of snow showers, possibly mixed with rain after
midnight. waves building to 1 to 3 feet. 
.monday...south winds 10 to 20 knots veering southwest by late
morning, then veering northwest by mid afternoon. a chance of
rain showers, possibly mixed with snow in the morning. waves
subsiding to calm to 2 feet. 
.monday night...northwest winds 5 to 15 knots. waves calm to
2 feet. 
.tuesday...northeast winds 5 to 15 knots veering east in the
afternoon. waves calm to 2 feet. 
.tuesday night...east winds 20 to 30 knots increasing to gales to
45 knots after midnight. a chance of snow showers after midnight.
waves building to 5 to 8 feet occasionally to 10 feet. 
.wednesday...east gales to 45 knots. snow showers. waves building
to 7 to 10 feet occasionally to 13 feet, then subsiding to 3 to
6 feet occasionally to 8 feet. 
.thursday...east gales to 35 knots. a chance of snow showers.
waves subsiding to 3 to 6 feet occasionally to 8 feet. 

note, wave height forecasts are for ice free areas.

$$

fzus63 kmqt 150901
glfls 
expires:202602152100;;660865

open lake forecast for lake superior
national weather service marquette mi
400 am est sun feb 15 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 weak 29.9 inch trough moves farther into the upper great lakes 
tonight. this is followed by weak 29.9 inch ridging tomorrow ahead 
of a deeper 29.8 inch trough moving over the lake on monday. ridging 
builds to 30.2 inches over the lake on tuesday, giving way to 
pressure falls into the middle of the week as a 29.3 inch low lifts 
off of the central rockies into the upper midwest by wednesday.



lsz162-152100-
lake superior west of a line from saxon harbor wi to grand
portage mn beyond 5nm-
400 am est sun feb 15 2026 /300 am cst sun feb 15 2026/

.early this morning...northwest winds 5 to 15 knots. waves calm
to 2 feet. 
.today...west winds 5 to 15 knots backing south. waves calm to
2 feet. 
.tonight...south winds 5 to 15 knots veering southwest by
midnight. a slight chance of snow showers. a chance of rain
showers after midnight. waves calm to 2 feet. 
.monday...north winds 5 to 15 knots backing west. waves calm to
2 feet. 
.monday night...west winds less than 10 knots becoming northeast
5 to 15 knots after midnight. waves calm to 2 feet. 
.tuesday...east winds 10 to 20 knots increasing to gales to
35 knots in the afternoon. waves calm to 2 feet. 
.tuesday night...east gales to 45 knots increasing to storm force
winds to 50 knots after midnight. a chance of snow showers,
possibly mixed with rain in the evening, then snow showers after
midnight. waves calm to 2 feet. 
.wednesday...east storm force winds to 55 knots becoming
northeast gales to 45 knots. snow showers. waves calm to 2 feet. 
.thursday...northeast winds 20 to 30 knots. a chance of snow
showers. waves calm to 2 feet. 

note, wave height forecasts are for ice free areas.

$$

fzus63 kmqt 150901
glfls 
expires:202602152100;;660866

open lake forecast for lake superior
national weather service marquette mi
400 am est sun feb 15 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 weak 29.9 inch trough moves farther into the upper great lakes 
tonight. this is followed by weak 29.9 inch ridging tomorrow ahead 
of a deeper 29.8 inch trough moving over the lake on monday. ridging 
builds to 30.2 inches over the lake on tuesday, giving way to 
pressure falls into the middle of the week as a 29.3 inch low lifts 
off of the central rockies into the upper midwest by wednesday.



lsz263-152100-
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 est sun feb 15 2026

.early this morning...north winds less than 10 knots. patchy fog.
waves calm to 2 feet. 
.today...north winds less than 10 knots backing west by late
morning, then backing south by mid afternoon. patchy fog in the
morning. waves calm to 2 feet. 
.tonight...south winds 5 to 15 knots veering southwest by
midnight. a chance of snow showers. a slight chance of rain
showers after midnight. waves calm to 2 feet. 
.monday...northwest winds 5 to 15 knots backing west by mid
afternoon. waves calm to 2 feet. 
.monday night...west winds less than 10 knots. waves calm to
2 feet. 
.tuesday...east winds 5 to 15 knots increasing to 20 to 30 knots
in the afternoon. waves building to 1 to 3 feet. 
.tuesday night...east gales to 45 knots. a chance of snow
showers, possibly mixed with rain in the evening, then snow
showers likely with pockets of rain showers after midnight. waves
building to 10 to 14 feet occasionally to 18 feet. 
.wednesday...east storm force winds to 50 knots. snow showers.
waves building to 12 to 17 feet occasionally to 21 feet, then
subsiding to 9 to 12 feet occasionally to 15 feet. 
.thursday...northeast gales to 35 knots. a chance of snow
showers. waves subsiding to 4 to 7 feet occasionally to 9 feet. 

note, wave height forecasts are for ice free areas.

$$