fzus61 kbuf 282103
glflo 
expires:202603010400;;411753

open lake forecast for lake ontario
national weather service buffalo ny
403 pm est sat feb 28 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 29.1 inch low near james bay will move across northern 
quebec today with a weak secondary cold front then crossing the lake 
tonight. a 30.6 inch high will then settle across the great lakes 
sunday, new england monday, and across the western atlantic tuesday. 
a weak wave of low pressure averaging 30.1 inches will track across 
the ohio valley and lower great lakes tuesday and tuesday night. a 
30.4 inch high will then build across the lower lakes region 
wednesday, with another 29.5 inch low crossing the lake on thursday.


loz064-065-010400-
lake ontario open waters from sodus bay to the saint lawrence
river-
403 pm est sat feb 28 2026

.tonight...northwest winds 15 to 20 knots becoming northeast
10 to 15 knots. snow likely after midnight. waves 3 to 6 feet
subsiding to 2 to 4 feet. 
.sunday...north winds 15 to 20 knots diminishing to 10 to
15 knots. a chance of snow early. scattered flurries in the
afternoon. waves 2 to 4 feet subsiding to 1 to 3 feet. 
.sunday night...northwest winds 5 to 15 knots becoming northeast.
waves 2 feet or less. 
.monday...northeast winds 10 knots or less becoming south. waves
1 foot or less. 
.monday night...southeast winds 5 to 15 knots becoming south
15 to 20 knots. waves 2 feet or less building to 2 to 4 feet. 
.tuesday...south winds 15 to 20 knots becoming north. snow and
rain showers likely. waves 2 to 4 feet. 
.wednesday...north winds 15 to 20 knots becoming southeast. a
chance of rain showers wednesday night. waves 1 to 3 feet. 
.thursday...southeast winds 15 to 25 knots. rain showers likely.
waves 2 to 4 feet building to 3 to 5 feet. 

$$

fzus61 kbuf 282103
glflo 
expires:202603010400;;411752

open lake forecast for lake ontario
national weather service buffalo ny
403 pm est sat feb 28 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 29.1 inch low near james bay will move across northern 
quebec today with a weak secondary cold front then crossing the lake 
tonight. a 30.6 inch high will then settle across the great lakes 
sunday, new england monday, and across the western atlantic tuesday. 
a weak wave of low pressure averaging 30.1 inches will track across 
the ohio valley and lower great lakes tuesday and tuesday night. a 
30.4 inch high will then build across the lower lakes region 
wednesday, with another 29.5 inch low crossing the lake on thursday.


loz062-063-010400-
lake ontario open waters from the niagara river to sodus bay-
403 pm est sat feb 28 2026

.tonight...northwest winds 15 to 20 knots becoming north 10 to
15 knots. a chance of snow from late evening on. waves 3 to
6 feet subsiding to 2 to 4 feet. 
.sunday...north winds 10 to 15 knots becoming northwest. a chance
of snow early, then scattered flurries from late morning on.
waves 2 to 4 feet. 
.sunday night...northwest winds 5 to 15 knots. scattered flurries
in the evening. waves 1 to 3 feet. 
.monday...northwest winds 10 knots or less becoming southeast.
waves 1 foot or less. 
.monday night...southeast winds 5 to 15 knots becoming south
15 to 20 knots. waves 1 to 3 feet. 
.tuesday...south winds 15 to 20 knots becoming northwest. rain
and snow showers. waves 1 to 3 feet. 
.wednesday...north winds 15 to 20 knots becoming southeast. a
chance of rain showers wednesday night. waves 1 to 3 feet
building to 2 to 4 feet. 
.thursday...southeast winds 15 to 25 knots. rain showers likely.
waves 2 to 4 feet building to 3 to 5 feet. 

$$

fzus61 kcle 282016
glfle 
expires:202603010330;;410165

open lake forecast for lake erie
national weather service cleveland oh
316 pm est sat feb 28 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 trough averaging 30.00 inches lingers across the eastern great 
lakes tonight. high pressure strengthens to 30.60 inches as it 
moves from the northern plains into the eastern great lakes region
sunday through monday then departs the northeast coast by monday
night. a warm front lifts to near lake erie tuesday then remains
in the vicinity through late week as a series of low pressure
systems averaging 29.90 inches track along it.


lez162-163-010330-
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-
316 pm est sat feb 28 2026

.tonight...northeast winds 10 to 15 knots. a chance of snow
showers. waves in ice free areas 1 to 3 feet. 
.sunday...northeast winds 5 to 15 knots becoming north. waves
1 to 3 feet subsiding to 1 foot or less. 
.sunday night...northeast winds 5 to 10 knots becoming east.
waves 1 foot or less. 
.monday...east winds 5 to 10 knots. waves 1 foot or less. 
.monday night...east winds 5 to 10 knots becoming southeast. a
chance of rain and snow overnight. waves 1 foot or less. 
.tuesday...southeast winds 5 to 10 knots becoming northeast. rain
during the day, then a chance of rain tuesday night. waves 2 feet
or less. 
.wednesday...northeast winds 10 to 15 knots becoming south. a
chance of rain and thunderstorms wednesday night. waves 2 feet or
less. 
.thursday...southwest winds 10 to 15 knots becoming south. rain
likely. waves 1 to 3 feet. 

winds and waves higher in and near thunderstorms.

wave heights are for ice free areas.

$$

fzus61 kcle 282016
glfle 
expires:202603010330;;410166

open lake forecast for lake erie
national weather service cleveland oh
316 pm est sat feb 28 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 trough averaging 30.00 inches lingers across the eastern great 
lakes tonight. high pressure strengthens to 30.60 inches as it 
moves from the northern plains into the eastern great lakes region
sunday through monday then departs the northeast coast by monday
night. a warm front lifts to near lake erie tuesday then remains
in the vicinity through late week as a series of low pressure
systems averaging 29.90 inches track along it.


lez164>166-010330-
the islands to vermilion oh beyond 5 nm 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-
316 pm est sat feb 28 2026

.tonight...northeast winds 10 to 15 knots increasing to 15 to
20 knots. a chance of snow showers early, then snow showers
likely. a chance of snow showers late. waves in ice free areas
1 to 3 feet. 
.sunday...northeast winds 15 to 20 knots becoming north 10 to
15 knots. a slight chance of snow showers early. waves 1 to
3 feet. 
.sunday night...north winds 5 to 10 knots becoming east. waves
1 foot or less. 
.monday...east winds 5 to 10 knots. waves 1 foot or less. 
.monday night...east winds around 10 knots becoming southeast. a
chance of rain, freezing rain and snow overnight. waves 1 foot or
less. 
.tuesday...south winds 5 to 15 knots becoming north. rain. waves
2 feet or less. 
.wednesday...northeast winds 5 to 15 knots becoming south 15 to
20 knots. rain likely with a chance of thunderstorms wednesday
night. waves 1 to 3 feet. 
.thursday...south winds 10 to 15 knots increasing to 15 to
20 knots. rain likely. waves 2 to 4 feet subsiding to 1 to
3 feet. 

winds and waves higher in and near thunderstorms.

wave heights are for ice free areas.

$$

fzus61 kcle 282016
glfle 
expires:202603010330;;410167

open lake forecast for lake erie
national weather service cleveland oh
316 pm est sat feb 28 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 trough averaging 30.00 inches lingers across the eastern great 
lakes tonight. high pressure strengthens to 30.60 inches as it 
moves from the northern plains into the eastern great lakes region
sunday through monday then departs the northeast coast by monday
night. a warm front lifts to near lake erie tuesday then remains
in the vicinity through late week as a series of low pressure
systems averaging 29.90 inches track along it.


lez061-167>169-010330-
ripley to buffalo ny extending from 5nm 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-
316 pm est sat feb 28 2026

.tonight...north winds 5 to 15 knots becoming northeast. a chance
of snow showers early, then snow showers likely. a chance of snow
showers late. the lake is mostly ice covered.
.sunday...northeast winds 5 to 15 knots becoming north. a slight
chance of snow showers early. 
.sunday night...north winds 10 knots or less becoming northeast. 
.monday...east winds 10 knots or less. 
.monday night...east winds 5 to 10 knots becoming southeast. a
chance of freezing rain overnight. 
.tuesday...south winds 5 to 10 knots becoming north. rain during
the day, then rain likely tuesday night. 
.wednesday...northeast winds 5 to 15 knots becoming south. a
chance of rain and thunderstorms wednesday night. 
.thursday...southeast winds 10 to 15 knots becoming south. rain
likely. 

winds and waves higher in and near thunderstorms.

waves omitted due to the lake being mostly ice covered.

$$

fzus63 kdtx 282055
glfsc 
expires:202603010500;;411318

lake st clair forecast
national weather service detroit/pontiac mi
355 pm est sat feb 28 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...lighter northerly winds today and tonight as ontario
low pressure exits east into quebec. high pressure, 30.70 inches,
then builds in for the latter half of the weekend.


lcz460-010500-
lake st clair-
355 pm est sat feb 28 2026

.tonight...northeast winds 10 to 15 knots. mostly cloudy. light 
snow likely in the evening.. then a chance of light snow after 
midnight.
.sunday...north winds 10 to 15 knots diminishing to 5 to 10 knots
late in the afternoon. partly sunny.
.sunday night...northeast winds 5 to 10 knots veering to the
southeast after midnight. clear.
.monday...southeast winds 5 to 10 knots increasing to 10 to 15 knots
in the late morning and afternoon. sunny.
.monday night...southeast winds 5 to 10 knots. mostly clear .. then
mostly cloudy with a chance of light snow after midnight.
.tuesday...east winds 5 to 10 knots backing to the north in the
evening. a chance of light snow in the morning. light freezing rain.
light rain.
.wednesday...southeast winds 10 to 15 knots. mostly cloudy with a
chance of light rain.
.thursday...southeast winds 10 to 15 knots. mostly cloudy with light
rain likely.

waves omitted due to ice coverage.

$$

fzus63 kdtx 282053
glflh 
expires:202603010500;;411276

open lake forecast for lake huron
national weather service detroit/pontiac mi
353 pm est sat feb 28 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...lighter northerly winds today and tonight as ontario
low pressure exits east into quebec. high pressure, 30.70 inches,
then builds in for the latter half of the weekend.


lhz462>464-010500-
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-
353 pm est sat feb 28 2026

.tonight...north winds 10 to 20 knots. a chance of snow in the 
evening. 
.sunday...north winds around 15 knots. 
.sunday night...north winds 5 to 10 knots veering to the
northeast by midnight...then veering to the south after midnight.
.monday...south winds 5 to 10 knots increasing to 10 to 15 knots
in the late morning and afternoon. 
.monday night...southeast winds 10 to 15 knots becoming south
5 to 10 knots after midnight. 
.tuesday...southeast winds 5 to 10 knots backing to the north
late in the afternoon. snow likely in the morning...then snow and
rain likely late in the morning. 
.wednesday...north winds 5 to 10 knots veering to the east. 
.thursday...northeast winds 5 to 10 knots becoming east 10 to
15 knots . a chance of rain. 

waves omitted due to ice coverage.

$$

fzus63 kdtx 282053
glflh 
expires:202603010500;;411275

open lake forecast for lake huron
national weather service detroit/pontiac mi
353 pm est sat feb 28 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...lighter northerly winds today and tonight as ontario
low pressure exits east into quebec. high pressure, 30.70 inches,
then builds in for the latter half of the weekend.


lhz361>363-010500-
lake huron from 5nm east of mackinac bridge to presque isle lt
beyond 5 nm off shore-
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-
353 pm est sat feb 28 2026

.tonight...northwest winds 15 to 20 knots by midnight...then 
becoming north late. waves 4 to 6 feet. waves occasionally around
8 feet. 
.sunday...north winds around 15 knots backing to the northwest 
late in the afternoon. waves 3 to 5 feet. 
.sunday night...northwest winds 5 to 10 knots backing to the
southwest in the late evening and overnight. waves 1 to 3 feet. 
.monday...south winds 5 to 10 knots increasing to 15 to 20 knots.
waves 1 to 3 feet building to 4 to 6 feet in the late morning and
afternoon. waves occasionally around 8 feet. 
.monday night...south winds 15 to 20 knots decreasing to 10 to
15 knots after midnight. waves 5 to 7 feet. waves occasionally
around 10 feet. 
.tuesday...south winds 5 to 10 knots backing to the north late in
the afternoon. a chance of snow late in the morning. waves 3 to
5 feet subsiding to 1 to 3 feet. 
.wednesday...north winds 5 to 10 knots veering to the east until
early evening...then increasing to 10 to 15 knots by midnight.
waves 2 to 4 feet building to 3 to 5 feet by midnight. 
.thursday...northeast winds 10 to 15 knots becoming east 15 to
20 knots by midnight. a chance of rain . waves 5 to 7 feet. waves
occasionally around 10 feet. 

wave heights are for ice free areas.

$$

fzus63 kdtx 281459
glflh 
expires:202602282300;;395872

open lake forecast for lake huron
national weather service detroit/pontiac mi
959 am est sat feb 28 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...lighter northerly winds today and tonight as ontario 
low pressure exits east into quebec. high pressure, 30.70 inches, 
then builds in for the latter half of the weekend.


lhz361-362-282300-
lake huron from 5nm east of mackinac bridge to presque isle lt
beyond 5 nm off shore-
lake huron from presque isle light to sturgeon point mi beyond
5nm off shore-
959 am est sat feb 28 2026

.rest of today...northwest winds 20 to 25 knots with gusts to
around 30 knots decreasing to 15 to 20 knots in the afternoon.
freezing spray. waves 8 to 12 feet subsiding to 4 to 6 feet late
in the afternoon. waves occasionally around 15 feet. 
.tonight...northwest winds 10 to 15 knots becoming north 15 to
20 knots by midnight...then decreasing to 10 to 15 knots early in
the morning. waves 3 to 5 feet. 
.sunday...north winds 10 to 15 knots. waves 3 to 5 feet. 
.sunday night...west winds 5 to 10 knots. waves 1 to 3 feet. 
.monday...southwest winds 5 to 10 knots increasing to 10 to
15 knots late in the morning...then becoming south 15 to 20 knots
late in the afternoon. freezing spray late in the evening. waves
1 to 3 feet building to 5 to 7 feet. waves occasionally around
10 feet. 
.tuesday...south winds 10 to 15 knots decreasing to 5 to 10 knots
in the late morning and early afternoon...then backing to the
east early in the evening becoming east 5 to 10 knots by
midnight. a chance of snow. waves 4 to 6 feet subsiding to 1 to
3 feet. waves occasionally around 8 feet. 
.wednesday...west winds 10 to 15 knots backing to the southeast.
waves 1 to 3 feet building to 3 to 5 feet by midnight. 

wave heights are for ice free areas.

$$

fzus63 kdtx 281459
glflh 
expires:202602282300;;395873

open lake forecast for lake huron
national weather service detroit/pontiac mi
959 am est sat feb 28 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...lighter northerly winds today and tonight as ontario 
low pressure exits east into quebec. high pressure, 30.70 inches, 
then builds in for the latter half of the weekend.


lhz363-282300-
lake huron from sturgeon point to alabaster mi beyond 5nm off
shore-
959 am est sat feb 28 2026

.rest of today...northwest winds 15 to 20 knots decreasing to
10 to 15 knots in the afternoon. freezing spray late in the
morning. waves 8 to 12 feet subsiding to 4 to 6 feet late in the
afternoon. waves occasionally around 15 feet. 
.tonight...north winds 10 to 15 knots increasing to 15 to
20 knots after midnight. a chance of snow after midnight. waves
3 to 5 feet. 
.sunday...north winds 15 to 20 knots decreasing to 10 to 15 knots
in the late morning and afternoon. a chance of snow. waves 3 to
5 feet. 
.sunday night...north winds 5 to 10 knots backing to the west
after midnight. waves 1 to 3 feet. 
.monday...southwest winds 5 to 10 knots becoming south 10 to
15 knots late in the morning...then increasing to 15 to 20 knots
late in the afternoon decreasing to 10 to 15 knots late in the
evening. waves 2 feet or less building to 3 to 5 feet. 
.tuesday...south winds 10 to 15 knots decreasing to 5 to 10 knots
in the late morning and early afternoon...then backing to the
northeast early in the evening becoming northeast 5 to 10 knots
by midnight. a chance of snow. waves 2 to 4 feet subsiding to
1 to 3 feet. 
.wednesday...north winds 10 to 15 knots becoming east 5 to
10 knots in the late morning and early afternoon...then veering
to the southeast early in the evening increasing to 10 to
15 knots by midnight. a chance of rain by midnight. waves 1 to
3 feet building to 2 to 4 feet by midnight. 

wave heights are for ice free areas.

$$

fzus63 kmkx 282018
glflm 
expires:202603010415;;410203

open lake forecast for lake michigan
national weather service milwaukee/sullivan wi
218 pm cst sat feb 28 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 continues to lift northeast this afternoon with 
breezy northerly winds lingering across the lake through tonight. 
then a strong arctic high pressure builds to around 30.7 inches 
across the upper midwest into sunday and gradually works it way 
east across the upper great lakes through monday. expect lighter 
winds to accompany this high pressure and eventually turn 
southerly monday into midweek. expect winds to turn more east-
southeast through midweek as a low pressure system develops and 
lift in from the plains.


lmz080-669-671-673-675-777-779-870-872-874-876-878-010415-
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-
218 pm cst sat feb 28 2026

sheboygan wi to pentwater mi south...

.tonight...northeast winds 10 to 20 kt. chance of snow this
evening, then slight chance of snow overnight. waves 4 to 6 ft
occasionally to 8 ft. 
.sunday...northeast winds 10 to 20 kt becoming north 10 to 15 kt.
slight chance of light freezing rain and snow in the morning.
waves 4 to 6 ft occasionally to 8 ft subsiding to 3 to 5 ft. 
.sunday night...northeast winds 10 to 15 kt veering to southeast.
waves 2 to 4 ft subsiding to 1 to 3 ft. 
.monday...southeast winds 15 to 25 kt. waves 3 to 5 ft building
to 4 to 6 ft occasionally to 8 ft. 
.monday night...southeast winds 10 to 20 kt diminishing to 10 to
15 kt. chance of rain and snow overnight. waves 4 to 6 ft
occasionally to 8 ft subsiding to 2 to 4 ft. 
.tuesday...southeast winds 5 to 10 kt becoming northeast. rain
and snow likely in the morning, then chance of rain in the
afternoon. waves 1 to 3 ft. 
.tuesday night...northeast winds 10 to 15 kt increasing to 10 to
20 kt. waves 1 to 2 ft. 
.wednesday...east winds 10 to 20 kt diminishing to 10 to 15 kt.
chance of rain. waves 1 to 3 ft. 
.thursday...east winds 10 to 15 kt becoming southeast. chance of
rain. waves 1 to 3 ft.  

$$

fzus63 kmkx 282018
glflm 
expires:202603010415;;410202

open lake forecast for lake michigan
national weather service milwaukee/sullivan wi
218 pm cst sat feb 28 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 continues to lift northeast this afternoon with 
breezy northerly winds lingering across the lake through tonight. 
then a strong arctic high pressure builds to around 30.7 inches 
across the upper midwest into sunday and gradually works it way 
east across the upper great lakes through monday. expect lighter 
winds to accompany this high pressure and eventually turn 
southerly monday into midweek. expect winds to turn more east-
southeast through midweek as a low pressure system develops and 
lift in from the plains.


lmz261-362-364-366-563-565-567-868-010415-
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-
218 pm cst sat feb 28 2026

sheboygan wi to pentwater mi north...

.tonight...north winds 10 to 20 kt. chance of snow this evening,
then slight chance of snow overnight. waves 3 to 5 ft.
.sunday...north winds 10 to 20 kt becoming northwest 10 to 15 kt.
waves 3 to 5 ft subsiding to 2 to 4 ft. 
.sunday night...northwest winds 5 to 10 kt backing to south.
waves 1 to 2 ft. 
.monday...south winds 15 to 25 kt increasing to 30 kt. waves 3 to
5 ft building to 4 to 7 ft occasionally to 9 ft.
.monday night...south winds 15 to 25 kt diminishing to 10 to
20 kt. waves 4 to 7 ft occasionally to 9 ft subsiding to 3 to
5 ft. 
.tuesday...south winds 5 to 10 kt backing to northeast. chance of
snow in the morning, then chance of rain in the afternoon. waves
2 to 4 ft subsiding to 1 to 3 ft. 
.tuesday night...northeast winds 5 to 10 kt becoming east. waves
1 to 2 ft. 
.wednesday...southeast winds 10 to 15 kt becoming east. waves
1 to 2 ft. 
.thursday...east winds 10 to 20 kt. waves 1 to 3 ft.  

$$

fzus63 kmqt 282101
glfls 
expires:202603010900;;411502

open lake forecast for lake superior
national weather service marquette mi
400 pm est sat feb 28 2026

for waters beyond 5 nautical miles of shore on lake superior.

waves are the significant wave height - the average of the
highest 1/3 of the wave spectrum. occasional wave height is the
average of the highest 1/10 of the wave spectrum.

.synopsis...

30.6 inch high pressure over the canadian prairie builds in from the 
northwest. this high becomes centered over upper michigan sunday 
afternoon, then reaches new england for monday. a weak 30.1 inch 
trough slides through on tuesday. a 30.4 inch high moving over 
northern ontario on wednesday extends 30.2 inch ridging over the 
lake.



lsz162-010900-
lake superior west of a line from saxon harbor wi to grand
portage mn beyond 5nm-
400 pm est sat feb 28 2026 /300 pm cst sat feb 28 2026/

.late this afternoon...northwest winds 10 to 20 knots. waves calm
to 2 feet. 
.tonight...north winds 10 to 20 knots diminishing to 5 to
15 knots by midnight. waves calm to 2 feet. 
.sunday...northwest winds 5 to 15 knots backing southwest by mid
afternoon. waves calm to 2 feet. 
.sunday night...southeast winds 5 to 15 knots veering south by
midnight. waves calm to 2 feet. 
.monday...southwest winds 5 to 15 knots increasing to 10 to
20 knots in the afternoon. waves building to 3 to 6 feet
occasionally to 8 feet, then subsiding to 2 to 4 feet. 
.monday night...southwest gales to 35 knots. waves subsiding to
calm to 2 feet. 
.tuesday...southwest winds 20 to 30 knots diminishing to 15 to
25 knots in the afternoon. waves calm to 2 feet. 
.tuesday night...west winds 15 to 25 knots. waves calm to 2 feet.
.wednesday...west winds 10 to 20 knots becoming east 15 to
25 knots. waves building to 5 to 8 feet occasionally to 10 feet. 
.thursday...east winds 15 to 25 knots backing northeast. a chance
of snow showers. waves building to 6 to 9 feet occasionally to
11 feet, then subsiding to 4 to 7 feet occasionally to 9 feet. 

note, wave height forecasts are for ice free areas.

$$

fzus63 kmqt 282101
glfls 
expires:202603010900;;411503

open lake forecast for lake superior
national weather service marquette mi
400 pm est sat feb 28 2026

for waters beyond 5 nautical miles of shore on lake superior.

waves are the significant wave height - the average of the
highest 1/3 of the wave spectrum. occasional wave height is the
average of the highest 1/10 of the wave spectrum.

.synopsis...

30.6 inch high pressure over the canadian prairie builds in from the 
northwest. this high becomes centered over upper michigan sunday 
afternoon, then reaches new england for monday. a weak 30.1 inch 
trough slides through on tuesday. a 30.4 inch high moving over 
northern ontario on wednesday extends 30.2 inch ridging over the 
lake.



lsz263-010900-
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 pm est sat feb 28 2026

.late this afternoon...northwest winds 5 to 15 knots. a slight
chance of snow showers. waves calm to 2 feet. 
.tonight...north winds 5 to 15 knots. a slight chance of snow
showers after midnight. waves calm to 2 feet. 
.sunday...northwest winds 5 to 15 knots backing west by mid
afternoon. a slight chance of snow showers in the morning. waves
calm to 2 feet. 
.sunday night...southwest winds 5 to 15 knots backing south by
midnight. waves calm to 2 feet. 
.monday...southwest winds 10 to 20 knots. waves building to 4 to
7 feet occasionally to 9 feet, then subsiding to 3 to 6 feet
occasionally to 8 feet. 
.monday night...southwest gales to 35 knots. waves subsiding to
calm to 2 feet. 
.tuesday...southwest winds 20 to 30 knots diminishing to 15 to
25 knots in the afternoon. waves calm to 2 feet. 
.tuesday night...west winds 20 to 30 knots. waves building to
1 to 3 feet. 
.wednesday...west winds 20 to 30 knots backing east. waves
subsiding to calm to 2 feet, then building to 7 to 10 feet
occasionally to 13 feet. 
.thursday...east winds 20 to 30 knots becoming northeast 15 to
25 knots. waves building to 8 to 11 feet occasionally to 14 feet,
then subsiding to 5 to 8 feet occasionally to 10 feet. 

note, wave height forecasts are for ice free areas.

$$

fzus63 kmqt 282101
glfls 
expires:202603010900;;411504

open lake forecast for lake superior
national weather service marquette mi
400 pm est sat feb 28 2026

for waters beyond 5 nautical miles of shore on lake superior.

waves are the significant wave height - the average of the
highest 1/3 of the wave spectrum. occasional wave height is the
average of the highest 1/10 of the wave spectrum.

.synopsis...

30.6 inch high pressure over the canadian prairie builds in from the 
northwest. this high becomes centered over upper michigan sunday 
afternoon, then reaches new england for monday. a weak 30.1 inch 
trough slides through on tuesday. a 30.4 inch high moving over 
northern ontario on wednesday extends 30.2 inch ridging over the 
lake.



lsz264-010900-
lake superior from upper entrance to portage canal to manitou
island mi 5nm off shore to the us/canadian border-
400 pm est sat feb 28 2026

.late this afternoon...northwest winds 10 to 20 knots. a slight
chance of snow showers. waves 2 to 4 feet. 
.tonight...northwest winds 10 to 20 knots becoming north 5 to
15 knots by midnight. a slight chance of snow showers. waves
subsiding to calm to 2 feet. 
.sunday...northwest winds 5 to 15 knots backing west by mid
afternoon. a slight chance of snow showers in the morning. waves
calm to 2 feet. 
.sunday night...west winds 5 to 15 knots backing southwest late.
waves building to 1 to 3 feet. 
.monday...southwest winds 10 to 20 knots. waves building to 5 to
9 feet occasionally to 11 feet. 
.monday night...southwest gales to 35 knots. waves subsiding to
2 to 4 feet. 
.tuesday...southwest gales to 35 knots becoming west 15 to
25 knots in the afternoon. waves subsiding to calm to 2 feet. 
.tuesday night...west gales to 35 knots. waves building to 2 to
4 feet. 
.wednesday...northwest winds 20 to 30 knots veering east. waves
subsiding to 1 to 3 feet, then building to 7 to 10 feet
occasionally to 13 feet. 
.thursday...east winds 20 to 30 knots diminishing to 15 to
25 knots. waves building to 8 to 11 feet occasionally to 14 feet,
then subsiding to 5 to 8 feet occasionally to 10 feet. 

note, wave height forecasts are for ice free areas.

$$

fzus63 kmqt 282101
glfls 
expires:202603010900;;411505

open lake forecast for lake superior
national weather service marquette mi
400 pm est sat feb 28 2026

for waters beyond 5 nautical miles of shore on lake superior.

waves are the significant wave height - the average of the
highest 1/3 of the wave spectrum. occasional wave height is the
average of the highest 1/10 of the wave spectrum.

.synopsis...

30.6 inch high pressure over the canadian prairie builds in from the 
northwest. this high becomes centered over upper michigan sunday 
afternoon, then reaches new england for monday. a weak 30.1 inch 
trough slides through on tuesday. a 30.4 inch high moving over 
northern ontario on wednesday extends 30.2 inch ridging over the 
lake.



lsz265-010900-
lake superior west of line from manitou island to marquette mi
beyond 5nm from shore-
400 pm est sat feb 28 2026

.late this afternoon...northwest winds 15 to 25 knots. a slight
chance of snow showers. waves 2 to 4 feet. 
.tonight...northwest winds 10 to 20 knots. a slight chance of
snow showers. waves subsiding to 1 to 3 feet. 
.sunday...northwest winds 10 to 20 knots backing west by mid
afternoon. waves subsiding to calm to 2 feet. 
.sunday night...west winds 10 to 20 knots backing southwest by
midnight. waves calm to 2 feet. 
.monday...southwest winds 15 to 25 knots backing south in the
afternoon. waves building to 2 to 4 feet, then subsiding to 1 to
3 feet. 
.monday night...south winds 20 to 30 knots becoming southwest
gales to 35 knots after midnight. waves subsiding to calm to
2 feet. 
.tuesday...southwest gales to 35 knots diminishing to 20 to
30 knots in the afternoon. waves calm to 2 feet. 
.tuesday night...west gales to 35 knots. waves calm to 2 feet. 
.wednesday...west winds 20 to 30 knots backing south. waves
building to 6 to 9 feet occasionally to 11 feet. 
.thursday...east winds 20 to 30 knots diminishing to 15 to
25 knots. a chance of snow showers. waves building to 7 to
10 feet occasionally to 13 feet, then subsiding to 5 to 8 feet
occasionally to 10 feet. 

note, wave height forecasts are for ice free areas.

$$

fzus63 kmqt 282101
glfls 
expires:202603010900;;411506

open lake forecast for lake superior
national weather service marquette mi
400 pm est sat feb 28 2026

for waters beyond 5 nautical miles of shore on lake superior.

waves are the significant wave height - the average of the
highest 1/3 of the wave spectrum. occasional wave height is the
average of the highest 1/10 of the wave spectrum.

.synopsis...

30.6 inch high pressure over the canadian prairie builds in from the 
northwest. this high becomes centered over upper michigan sunday 
afternoon, then reaches new england for monday. a weak 30.1 inch 
trough slides through on tuesday. a 30.4 inch high moving over 
northern ontario on wednesday extends 30.2 inch ridging over the 
lake.



lsz266-010900-
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 pm est sat feb 28 2026

...heavy freezing spray warning in effect until 10 pm est this
evening...

.late this afternoon...northwest winds 15 to 25 knots. heavy
freezing spray. a chance of snow showers. waves 4 to 7 feet
occasionally to 9 feet subsiding to 3 to 6 feet occasionally to
8 feet. 
.tonight...northwest winds 15 to 25 knots veering north by
midnight, then diminishing to 10 to 20 knots late. a chance of
snow showers. waves subsiding to 2 to 4 feet. 
.sunday...northwest winds 10 to 20 knots backing west by mid
afternoon. a chance of snow showers. waves subsiding to 1 to
3 feet. 
.sunday night...west winds 10 to 20 knots becoming southwest
15 to 25 knots late. waves building to 2 to 4 feet. 
.monday...south winds 15 to 25 knots. freezing spray in the
afternoon. waves building to 6 to 10 feet occasionally to
13 feet. 
.monday night...south gales to 35 knots veering southwest after
midnight. waves subsiding to 2 to 4 feet. 
.tuesday...southwest gales to 35 knots diminishing to 20 to
30 knots in the afternoon. waves subsiding to 1 to 3 feet. 
.tuesday night...west gales to 35 knots. waves building to 3 to
6 feet occasionally to 8 feet. 
.wednesday...west winds 20 to 30 knots backing south. waves
subsiding to 1 to 3 feet, then building to 7 to 10 feet
occasionally to 13 feet. 
.thursday...east winds 20 to 30 knots. a chance of snow showers.
waves subsiding to 5 to 8 feet occasionally to 10 feet, then
building to 6 to 9 feet occasionally to 11 feet. 

note, wave height forecasts are for ice free areas.

$$

fzus63 kmqt 282101
glfls 
expires:202603010900;;411507

open lake forecast for lake superior
national weather service marquette mi
400 pm est sat feb 28 2026

for waters beyond 5 nautical miles of shore on lake superior.

waves are the significant wave height - the average of the
highest 1/3 of the wave spectrum. occasional wave height is the
average of the highest 1/10 of the wave spectrum.

.synopsis...

30.6 inch high pressure over the canadian prairie builds in from the 
northwest. this high becomes centered over upper michigan sunday 
afternoon, then reaches new england for monday. a weak 30.1 inch 
trough slides through on tuesday. a 30.4 inch high moving over 
northern ontario on wednesday extends 30.2 inch ridging over the 
lake.



lsz267-010900-
lake superior from grand marais mi to whitefish point mi 5nm off
shore to the us/canadian border-
400 pm est sat feb 28 2026

...heavy freezing spray warning in effect until 10 pm est this
evening...

.late this afternoon...northwest winds 15 to 25 knots. heavy
freezing spray. a chance of snow showers. waves 4 to 7 feet
occasionally to 9 feet subsiding to 3 to 6 feet occasionally to
8 feet. 
.tonight...northwest winds 15 to 25 knots becoming north 10 to
20 knots by midnight. a chance of snow showers. waves subsiding
to 2 to 4 feet. 
.sunday...north winds 5 to 15 knots veering southeast by late
morning, then veering west by mid afternoon. a chance of snow
showers. waves subsiding to calm to 2 feet, then building to 1 to
3 feet. 
.sunday night...south winds 5 to 15 knots increasing to 10 to
20 knots by midnight. a slight chance of snow showers in the
evening. waves subsiding to calm to 2 feet, then building to 2 to
4 feet. 
.monday...south winds 10 to 20 knots. waves building to 5 to
9 feet occasionally to 11 feet. 
.monday night...south winds 20 to 30 knots. waves subsiding to
2 to 4 feet. 
.tuesday...south winds 20 to 30 knots becoming southwest 15 to
25 knots in the afternoon. waves subsiding to 1 to 3 feet. 
.tuesday night...southwest winds 20 to 30 knots becoming west
gales to 35 knots after midnight. waves building to 3 to 6 feet
occasionally to 8 feet. 
.wednesday...west winds 20 to 30 knots backing south. waves
subsiding to 1 to 3 feet, then building to 4 to 7 feet
occasionally to 9 feet. 
.thursday...east winds 20 to 30 knots diminishing to 15 to
25 knots. a chance of snow showers. waves building to 5 to 8 feet
occasionally to 10 feet, then subsiding to 3 to 5 feet
occasionally to 7 feet. 

note, wave height forecasts are for ice free areas.

$$