fzus61 kbuf 042102
glflo 
expires:202611050400;;267005

open lake forecast for lake america
national weather service buffalo ny
402 pm est wed nov 4 2026

for waters beyond five nautical miles of shore on lake america

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 29.5 inch low will gradually move from the upper great 
lakes today towards ontario, before crossing quebec thursday and 
friday. following the passage of the low, a 29.9 inch trough will 
linger across the lower great lakes saturday. a secondary trough of 
29.7 inches will cross the great lakes sunday.


loz063>065-050400-
lake america open waters from hamlin beach to the saint lawrence
river-
402 pm est wed nov 4 2026

.tonight...south winds 15 to 20 knots. a chance of showers late
this evening. showers after midnight. waves 1 to 3 feet building
to 2 to 4 feet. 
.thursday...south winds 15 to 20 knots becoming west. showers
early, then a chance of showers late in the morning. waves 2 to
4 feet. 
.thursday night...southwest winds 15 to 20 knots diminishing to
10 to 15 knots. a chance of showers overnight. waves 2 to 4 feet
subsiding to 1 to 3 feet. 
.friday...south winds 10 knots or less becoming northwest. a
chance of showers. waves 2 feet or less. 
.friday night...northwest winds 5 to 15 knots. showers. waves
1 to 3 feet. 
.saturday...northwest winds 10 to 15 knots increasing to 15 to
20 knots. showers. waves 2 to 4 feet building to 3 to 5 feet. 
.sunday...west winds 15 to 25 knots. a chance of showers. waves
3 to 6 feet building to 5 to 8 feet. waves occasionally around
10 feet. 
.monday...northwest winds 15 to 25 knots becoming west. a chance
of showers during the day. waves 5 to 8 feet subsiding to 3 to
6 feet. waves occasionally around 10 feet. 

$$

fzus61 kbuf 042102
glflo 
expires:202611050400;;267004

open lake forecast for lake america
national weather service buffalo ny
402 pm est wed nov 4 2026

for waters beyond five nautical miles of shore on lake america

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 29.5 inch low will gradually move from the upper great 
lakes today towards ontario, before crossing quebec thursday and 
friday. following the passage of the low, a 29.9 inch trough will 
linger across the lower great lakes saturday. a secondary trough of 
29.7 inches will cross the great lakes sunday.


loz062-050400-
lake america open waters from the niagara river to hamlin beach-
402 pm est wed nov 4 2026

.tonight...southeast winds 10 to 15 knots becoming south 15 to
20 knots. a chance of showers early, then showers from late
evening on. waves 1 to 3 feet. 
.thursday...southwest winds 10 to 15 knots increasing to 15 to
20 knots. a chance of showers early. waves 1 to 3 feet building
to 3 to 5 feet. 
.thursday night...southwest winds 15 to 20 knots diminishing to
10 to 15 knots. a chance of showers overnight. waves 3 to 5 feet
subsiding to 1 to 3 feet. 
.friday...southwest winds 5 to 10 knots becoming west. a chance
of showers. waves 2 feet or less. 
.friday night...west winds 5 to 15 knots. showers. waves 2 feet
or less. 
.saturday...west winds 10 to 15 knots becoming northwest 15 to
20 knots. showers likely. waves 2 to 4 feet. 
.sunday...west winds 15 to 25 knots. a chance of showers sunday
night. waves 3 to 6 feet building to 4 to 7 feet. waves
occasionally around 9 feet. 
.monday...northwest winds 15 to 25 knots becoming west. a chance
of showers during the day. waves 3 to 6 feet. 

$$

fzus61 kcle 041958
glfle 
expires:202611050315;;264612

open lake forecast for lake erie
national weather service cleveland oh
258 pm est wed nov 4 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... 
low pressure of 29.40 inches over the upper midwest will move
northeast into northern ontario through thursday, pulling a weak 
cold front across lake erie tonight. a stronger cold front with 
pressure of 29.70 inches will cross lake erie friday. a trough 
averaging 29.90 inches will linger across the eastern great lakes 
on saturday. high pressure of 30.10 inches will build into the 
ohio valley on sunday followed by a weak cold front brushing the 
lake sunday night into monday.


lez162-163-050315-
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-
258 pm est wed nov 4 2026

.tonight...south winds 15 to 20 knots becoming southwest. a
chance of rain this evening, then a slight chance of rain after
midnight. waves 2 to 4 feet. 
.thursday...southwest winds 15 to 20 knots. waves 2 to 4 feet. 
.thursday night...southwest winds 15 to 20 knots becoming west. a
chance of rain overnight. waves 1 to 3 feet. 
.friday...northwest winds 10 to 15 knots increasing to 15 to
20 knots. a chance of rain in the afternoon. waves 1 to 3 feet. 
.friday night...northwest winds 15 to 20 knots. waves 2 to
4 feet. 
.saturday...northwest winds 15 to 20 knots becoming west 10 to
15 knots. waves 2 to 4 feet subsiding to 1 to 3 feet. 
.sunday...west winds 15 to 20 knots. waves 1 to 3 feet. 
.monday...west winds 10 to 15 knots becoming southwest 15 to
20 knots. waves 1 to 3 feet. 

$$

fzus61 kcle 041958
glfle 
expires:202611050315;;264614

open lake forecast for lake erie
national weather service cleveland oh
258 pm est wed nov 4 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... 
low pressure of 29.40 inches over the upper midwest will move
northeast into northern ontario through thursday, pulling a weak 
cold front across lake erie tonight. a stronger cold front with 
pressure of 29.70 inches will cross lake erie friday. a trough 
averaging 29.90 inches will linger across the eastern great lakes 
on saturday. high pressure of 30.10 inches will build into the 
ohio valley on sunday followed by a weak cold front brushing the 
lake sunday night into monday.


lez061-169-050315-
ripley to buffalo ny extending from 5nm off shoreline to us-
canadian border-
conneaut oh to ripley ny beyond 5 nm off shoreline to us-
canadian border-
258 pm est wed nov 4 2026

.tonight...south winds 15 to 20 knots becoming southwest. rain
likely through the early overnight, then a chance of rain late.
waves 2 to 4 feet. 
.thursday...southwest winds 15 to 25 knots. a slight chance of
rain early. waves 3 to 6 feet building to 4 to 7 feet. waves
occasionally around 9 feet. 
.thursday night...southwest winds 15 to 20 knots diminishing to
10 to 15 knots. a chance of rain overnight. waves 3 to 6 feet
subsiding to 2 to 4 feet. 
.friday...southwest winds 10 to 15 knots becoming west. rain.
waves 2 to 3 feet. 
.friday night...west winds 10 to 15 knots increasing to 15 to
20 knots. rain. waves 2 to 4 feet. 
.saturday...west winds 15 to 20 knots becoming northwest. rain
likely during the day. waves 3 to 5 feet subsiding to 2 to
4 feet. 
.sunday...west winds 15 to 25 knots. a chance of rain sunday
night. waves 3 to 6 feet. 
.monday...west winds 15 to 25 knots becoming southwest. waves
3 to 6 feet. 

$$

fzus61 kcle 041958
glfle 
expires:202611050315;;264613

open lake forecast for lake erie
national weather service cleveland oh
258 pm est wed nov 4 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... 
low pressure of 29.40 inches over the upper midwest will move
northeast into northern ontario through thursday, pulling a weak 
cold front across lake erie tonight. a stronger cold front with 
pressure of 29.70 inches will cross lake erie friday. a trough 
averaging 29.90 inches will linger across the eastern great lakes 
on saturday. high pressure of 30.10 inches will build into the 
ohio valley on sunday followed by a weak cold front brushing the 
lake sunday night into monday.


lez164>168-050315-
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-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-
258 pm est wed nov 4 2026

.tonight...south winds 15 to 25 knots becoming west. rain likely
through the early overnight, then a chance of rain late. waves
3 to 6 feet. 
.thursday...southwest winds 15 to 25 knots. waves 3 to 6 feet
building to 4 to 7 feet. waves occasionally around 9 feet. 
.thursday night...southwest winds 15 to 20 knots becoming west. a
chance of rain overnight. waves 3 to 6 feet subsiding to 2 to
4 feet. 
.friday...west winds 15 to 20 knots. rain likely. waves 1 to
3 feet. 
.friday night...northwest winds 15 to 25 knots. rain likely.
waves 2 to 4 feet building to 3 to 6 feet. 
.saturday...northwest winds 15 to 25 knots. a chance of rain
during the day. waves 3 to 6 feet subsiding to 2 to 4 feet. 
.sunday...west winds 15 to 25 knots. waves 3 to 5 feet building
to 4 to 7 feet, then subsiding to 3 to 6 feet. waves occasionally
around 9 feet. 
.monday...west winds 15 to 25 knots becoming southwest. waves
3 to 6 feet. 

$$

fzus63 kdtx 042042
glfsc 
expires:202611050445;;266350

lake st clair forecast
national weather service detroit/pontiac mi
342 pm est wed nov 4 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...a stalled low pressure system meanders over the
western great lakes today and thursday. this will result in
southerly winds topping out in the 20 to 30 knot range today. the
system will drag a slow moving cold front across the region this
evening. a second strong cold front tracks southward across the
region on friday.


lcz460-050445-
lake st clair-
342 pm est wed nov 4 2026

...small craft advisory in effect until midnight est tonight...

.tonight...south winds 15 to 20 knots veering to the southwest early
in the morning. mostly cloudy. a chance of light rain in the
evening. waves 1 to 3 feet.
.thursday...southwest winds 15 to 20 knots. mostly cloudy. waves 1
to 3 feet.
.thursday night...west winds 10 to 15 knots. mostly cloudy. a chance
of light rain by midnight. light rain likely after midnight. waves 1
to 3 feet.
.friday...northwest winds 10 to 15 knots increasing to 15 to 20
knots early in the afternoon. mostly cloudy with a chance of light
rain. waves 2 feet or less.
.friday night...northwest winds 20 to 25 knots. mostly cloudy with a
chance of light rain. waves 1 to 3 feet building to 2 to 4 feet in
the late evening and overnight.
.saturday...northwest winds 20 to 25 knots diminishing to 10 to 15
knots in the afternoon and evening. mostly cloudy in the morning
becoming partly cloudy. waves 1 to 3 feet.
.sunday...west winds 15 to 20 knots. mostly clear. waves 2 feet or
less.
.monday...southwest winds 15 to 20 knots. mostly clear. waves 2 feet
or less.

$$

fzus63 kdtx 042039
glflh 
expires:202611050445;;266220

open lake forecast for lake huron
national weather service detroit/pontiac mi
339 pm est wed nov 4 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 stalled low pressure system meanders over the
western great lakes today and thursday. this will result in
southerly winds topping out in the 20 to 30 knot range today. the
system will drag a slow moving cold front across the region this
evening. a second strong cold front tracks southward across the
region on friday.


lhz362-363-050445-
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 pm est wed nov 4 2026

.tonight...south winds 15 to 20 knots decreasing to 10 to
15 knots after midnight...then becoming southwest 15 to 20 knots
early in the morning. a chance of rain in the evening. waves 4 to
6 feet. 
.thursday...southwest winds 15 to 20 knots. rain likely in the
afternoon. waves 4 to 6 feet. 
.thursday night...southwest winds 10 to 15 knots becoming north
20 to 25 knots after midnight. a chance of rain in the evening...
then rain after midnight. waves 4 to 6 feet. waves occasionally
around 8 feet. 
.friday...north winds 20 to 25 knots with gusts to around
30 knots. rain. waves 8 to 12 feet. waves occasionally around
15 feet. 
.friday night...north winds 20 to 25 knots with gusts to around
30 knots decreasing to 15 to 20 knots in the late evening and
overnight. rain in the evening...then a chance of rain after
midnight. waves 6 to 9 feet. waves occasionally around 12 feet. 
.saturday...north winds 15 to 20 knots decreasing to 10 to
15 knots late in the morning...then backing to the northwest late
in the evening. waves 3 to 5 feet subsiding to 1 to 3 feet late
in the evening. 
.sunday...west winds 10 to 15 knots increasing to 15 to 20 knots
with gusts to around 30 knots in the late morning and early
afternoon...then increasing to 20 to 25 knots with gusts to
around 30 knots early in the evening decreasing to 15 to 20 knots
by midnight. waves 2 to 4 feet building to 5 to 7 feet. waves
occasionally around 10 feet. 
.monday...west winds 10 to 15 knots becoming southwest 15 to
20 knots . waves 3 to 5 feet. 


$$

fzus63 kdtx 042039
glflh 
expires:202611050445;;266221

open lake forecast for lake huron
national weather service detroit/pontiac mi
339 pm est wed nov 4 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 stalled low pressure system meanders over the
western great lakes today and thursday. this will result in
southerly winds topping out in the 20 to 30 knot range today. the
system will drag a slow moving cold front across the region this
evening. a second strong cold front tracks southward across the
region on friday.


lhz462>464-050445-
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 pm est wed nov 4 2026

.tonight...south winds 15 to 20 knots becoming southwest 10 to
15 knots after midnight. waves 4 to 6 feet subsiding to 2 to
4 feet early in the morning. waves occasionally around 8 feet. 
.thursday...southwest winds 15 to 20 knots. a chance of rain in
the afternoon. waves 2 to 4 feet. 
.thursday night...southwest winds 15 to 20 knots decreasing to
10 to 15 knots by midnight...then becoming west 15 to 20 knots
after midnight. rain likely after midnight. waves 2 to 4 feet. 
.friday...west winds 15 to 20 knots becoming north 20 to 25 knots
early in the afternoon. rain likely in the morning...then rain in
the afternoon. waves 6 to 9 feet. waves occasionally around
12 feet. 
.friday night...north winds 20 to 25 knots. gusts to 30 knots
early in the evening. rain. waves 6 to 9 feet. waves occasionally
around 12 feet. 
.saturday...north winds 20 to 25 knots becoming northwest 10 to
15 knots. rain in the morning. waves 5 to 7 feet subsiding to
2 to 4 feet late in the evening. waves occasionally around
10 feet. 
.sunday...west winds 10 to 15 knots increasing to 15 to 20 knots.
waves 2 to 4 feet building to 4 to 6 feet . waves occasionally
around 8 feet. 
.monday...west winds 15 to 20 knots decreasing to 10 to 15 knots
until early evening...then becoming southwest 15 to 20 knots by
midnight. waves 3 to 5 feet. 


$$

fzus63 kdtx 042039
glflh 
expires:202611050445;;266219

open lake forecast for lake huron
national weather service detroit/pontiac mi
339 pm est wed nov 4 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 stalled low pressure system meanders over the
western great lakes today and thursday. this will result in
southerly winds topping out in the 20 to 30 knot range today. the
system will drag a slow moving cold front across the region this
evening. a second strong cold front tracks southward across the
region on friday.


lhz361-050445-
lake huron from 5nm east of mackinac bridge to presque isle lt
beyond 5 nm off shore-
339 pm est wed nov 4 2026

.tonight...south winds 10 to 15 knots veering to the southwest
after midnight...then decreasing to 5 to 10 knots early in the
morning. rain in the evening. waves 3 to 5 feet. 
.thursday...southwest winds 10 to 15 knots decreasing to 5 to
10 knots in the afternoon. rain in the afternoon. waves 1 to
3 feet. 
.thursday night...west winds 5 to 10 knots becoming north 20 to
25 knots with gusts to around 30 knots in the late evening and
overnight. rain. waves 2 to 4 feet building to 4 to 6 feet in the
late evening and overnight. waves occasionally around 8 feet. 
.friday...north winds 20 to 25 knots with gusts to around
30 knots decreasing to 15 to 20 knots with gusts to around
30 knots in the late morning and afternoon. rain. waves 4 to
6 feet. waves occasionally around 8 feet. 
.friday night...north winds 15 to 20 knots decreasing to 10 to
15 knots in the late evening and overnight. a chance of rain.
waves 2 to 4 feet subsiding to 1 to 3 feet after midnight. 
.saturday...north winds 10 to 15 knots decreasing to 5 to
10 knots late in the morning...then backing to the northwest late
in the afternoon. waves 1 to 3 feet. 
.sunday...west winds 10 to 15 knots increasing to 15 to 20 knots
with gusts to around 30 knots. waves 2 to 4 feet building to 4 to
6 feet. waves occasionally around 8 feet. 
.monday...northwest winds 10 to 15 knots backing to the southwest
. waves 2 to 4 feet subsiding to 1 to 3 feet until early
evening...then building to 2 to 4 feet by midnight. 


$$

fzus63 kmkx 042054
glflm 
expires:202611050415;;266579

open lake forecast for lake michigan
national weather service milwaukee/sullivan wi
254 pm cst wed nov 4 2026

for waters beyond five nautical miles of shore on lake michigan.

waves are provided as a range of significant wave heights, which
is the average of the highest 1/3 of the wave, along with the
average height of the highest 10% of the waves which will
occasionally be encountered.

.synopsis...

low pressure around 29.5 inches in northern mn/wi will slowly 
lifting across lake superior this evening. breezy southwest to
south winds with gusts up to 30 knots will persist through 
tonight. as the ow pressure continues northeast through 
ontario/quebec thursday, it will drag a cold front across lake 
michigan thursday afternoon/evening. southwest winds will gradually
turn westerly as the cold front approaches thursday afternoon 
before increasing and shifting northerly overnight into friday. a
gale warning is in effect for all of lake michigan thursday
afternoon into friday evening. northwest to north gales are 
expected to develop across the northern third and spreed down the 
lake with time. its possible that far southern open water zones do
not see gales until thursday night. then high pressure around 
30.3 inches is progged to build across the upper great lake region
through the weekend bringing lighter northwesterly winds.


lmz080-669-671-673-675-777-779-870-872-874-876-878-050415-
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-
254 pm cst wed nov 4 2026

sheboygan wi to pentwater mi south...

...gale warning in effect from thursday afternoon through friday
afternoon...

.tonight...southwest winds to 30 kt diminishing to 15 to 25 kt.
chance of sprinkles and slight chance of rain overnight. waves
5 to 8 ft occasionally to 10 ft. 
.thursday...southwest winds 15 to 25 kt becoming west to 30 kt.
chance of rain. waves 5 to 8 ft occasionally to 10 ft. 
.thursday night...northwest gales to 35 kt becoming north. chance
of rain. waves 6 to 9 ft occasionally to 12 ft building to 8 to
11 ft occasionally to 14 ft. 
.friday...north gales to 35 kt. rain likely in the morning, then
chance of rain in the afternoon. waves 8 to 12 ft occasionally to
16 ft. 
.friday night...north winds to 30 kt diminishing to 15 to 25 kt.
waves 8 to 11 ft occasionally to 14 ft subsiding to 6 to 9 ft
occasionally to 12 ft. 
.saturday...northwest winds 10 to 20 kt. waves 4 to 6 ft
occasionally to 8 ft subsiding to 3 to 5 ft. 
.saturday night...west winds 10 to 20 kt. waves 2 to 4 ft
building to 3 to 5 ft. 
.sunday...west winds 15 to 25 kt. waves 4 to 6 ft occasionally to
8 ft. 
.monday...west winds 10 to 20 kt becoming southwest 15 to 25 kt.
waves 2 to 4 ft building to 4 to 6 ft occasionally to 8 ft.  

$$

fzus63 kmkx 042054
glflm 
expires:202611050415;;266578

open lake forecast for lake michigan
national weather service milwaukee/sullivan wi
254 pm cst wed nov 4 2026

for waters beyond five nautical miles of shore on lake michigan.

waves are provided as a range of significant wave heights, which
is the average of the highest 1/3 of the wave, along with the
average height of the highest 10% of the waves which will
occasionally be encountered.

.synopsis...

low pressure around 29.5 inches in northern mn/wi will slowly 
lifting across lake superior this evening. breezy southwest to
south winds with gusts up to 30 knots will persist through 
tonight. as the ow pressure continues northeast through 
ontario/quebec thursday, it will drag a cold front across lake 
michigan thursday afternoon/evening. southwest winds will gradually
turn westerly as the cold front approaches thursday afternoon 
before increasing and shifting northerly overnight into friday. a
gale warning is in effect for all of lake michigan thursday
afternoon into friday evening. northwest to north gales are 
expected to develop across the northern third and spreed down the 
lake with time. its possible that far southern open water zones do
not see gales until thursday night. then high pressure around 
30.3 inches is progged to build across the upper great lake region
through the weekend bringing lighter northwesterly winds.


lmz261-362-364-366-563-565-567-868-050415-
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-
254 pm cst wed nov 4 2026

sheboygan wi to pentwater mi north...

...gale warning in effect from thursday afternoon through friday
afternoon...

.tonight...southwest winds to 30 kt diminishing to 15 to 25 kt.
chance of sprinkles and slight chance of rain. waves 4 to 7 ft
occasionally to 9 ft. 
.thursday...southwest winds 15 to 25 kt becoming northwest to
30 kt early in the afternoon, then increasing to gales to 35 kt
late. rain likely in the morning, then chance of rain in the
afternoon. waves 4 to 7 ft occasionally to 9 ft building to 5 to
8 ft occasionally to 10 ft. 
.thursday night...north gales to 35 kt. chance of rain. waves
8 to 11 ft occasionally to 14 ft. 
.friday...north gales to 35 kt. rain likely in the morning, then
chance of rain in the afternoon. waves 8 to 11 ft occasionally to
14 ft. 
.friday night...north winds to 30 kt diminishing to 10 to 20 kt
overnight. waves 5 to 8 ft occasionally to 10 ft subsiding to
3 to 5 ft. 
.saturday...north winds 10 to 20 kt becoming northwest. waves
2 to 4 ft subsiding to 1 to 3 ft. 
.saturday night...west winds 10 to 20 kt. waves 1 to 3 ft
building to 2 to 4 ft. 
.sunday...west winds 15 to 25 kt. waves 3 to 5 ft. 
.monday...west winds 15 to 25 kt becoming southwest to 30 kt.
waves 2 to 4 ft building to 3 to 5 ft.  

$$

fzus63 kmqt 042101
glfls 
expires:202611050900;;266801

open lake forecast for lake superior
national weather service marquette mi
400 pm est wed nov 4 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 29.5 inch low lifts along the minnesota/wisconsin state line this 
morning before trekking northeast over lake superior through 
tomorrow. high pressure ridging of 30.2 inches returns from the 
northwest through friday, weakening to 30.1 inches on saturday as it 
shifts southeast ahead of a clipper low pressure system.




lsz162-050900-
lake superior west of a line from saxon harbor wi to grand
portage mn beyond 5nm-
400 pm est wed nov 4 2026 /300 pm cst wed nov 4 2026/

.late this afternoon...north winds 10 to 20 knots. patchy fog. a
chance of showers. waves 2 to 4 feet. 
.tonight...north winds 15 to 25 knots increasing to 30 knots with
a few gale force gusts to 35 knots possible. patchy fog in the
evening. showers. waves building to 5 to 8 feet occasionally to
10 feet. 
.thursday...north winds to 30 knots with a few gale force gusts
to 35 knots possible diminishing to 20 to 30 knots. a chance of
rain showers in the morning. waves building to 5 to 9 feet
occasionally to 11 feet. 
.thursday night...north winds 20 to 30 knots diminishing to 10 to
20 knots. waves subsiding to 3 to 5 feet occasionally to 7 feet. 
.friday...north winds 5 to 15 knots diminishing to less than
10 knots in the afternoon. waves subsiding to calm to 2 feet. 
.friday night...southwest winds less than 10 knots increasing to
5 to 15 knots after midnight. waves calm to 2 feet. 
.saturday...southwest winds 10 to 20 knots. waves building to
2 to 4 feet. 
.saturday night...west winds 15 to 25 knots. waves 2 to 4 feet. 
.sunday...west winds 15 to 25 knots diminishing to 5 to 15 knots.
waves subsiding to calm to 2 feet. 
.monday...southwest winds 15 to 25 knots veering west. waves
building to 2 to 4 feet, then subsiding to 1 to 3 feet. 

$$

fzus63 kmqt 042101
glfls 
expires:202611050900;;266802

open lake forecast for lake superior
national weather service marquette mi
400 pm est wed nov 4 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 29.5 inch low lifts along the minnesota/wisconsin state line this 
morning before trekking northeast over lake superior through 
tomorrow. high pressure ridging of 30.2 inches returns from the 
northwest through friday, weakening to 30.1 inches on saturday as it 
shifts southeast ahead of a clipper low pressure system.




lsz263-050900-
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 wed nov 4 2026

...gale warning in effect from 4 am est thursday through thursday
evening...

.late this afternoon...north winds 10 to 20 knots. patchy fog. a
chance of showers. waves 2 to 4 feet. 
.tonight...north winds 15 to 25 knots increasing to gales to
40 knots by midnight. patchy fog in the evening. a chance of
showers in the evening, then showers after midnight. waves
building to 8 to 11 feet occasionally to 14 feet. 
.thursday...north gales to 40 knots. a chance of rain showers.
waves building to 10 to 14 feet occasionally to 18 feet, then
subsiding to 8 to 11 feet occasionally to 14 feet. 
.thursday night...north winds 20 to 30 knots diminishing to 15 to
25 knots late. a slight chance of rain showers in the evening.
waves subsiding to 4 to 7 feet occasionally to 9 feet. 
.friday...north winds 10 to 20 knots diminishing to 5 to 15 knots
in the afternoon. waves subsiding to calm to 2 feet. 
.friday night...west winds less than 10 knots increasing to 5 to
15 knots after midnight. waves calm to 2 feet. 
.saturday...southwest winds 10 to 20 knots increasing to 15 to
25 knots in the afternoon. waves building to 2 to 4 feet. 
.saturday night...southwest winds 15 to 25 knots veering west
after midnight. waves building to 4 to 7 feet occasionally to
9 feet. 
.sunday...west winds 20 to 30 knots diminishing to 10 to
20 knots. waves subsiding to calm to 2 feet. 
.monday...southwest winds 15 to 25 knots veering west. waves
building to 3 to 5 feet occasionally to 7 feet. 

$$

fzus63 kmqt 042101
glfls 
expires:202611050900;;266803

open lake forecast for lake superior
national weather service marquette mi
400 pm est wed nov 4 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 29.5 inch low lifts along the minnesota/wisconsin state line this 
morning before trekking northeast over lake superior through 
tomorrow. high pressure ridging of 30.2 inches returns from the 
northwest through friday, weakening to 30.1 inches on saturday as it 
shifts southeast ahead of a clipper low pressure system.




lsz264-050900-
lake superior from upper entrance to portage canal to manitou
island mi 5nm off shore to the us/canadian border-
400 pm est wed nov 4 2026

...gale warning in effect from 4 am est thursday through thursday
evening...

.late this afternoon...southeast winds 5 to 15 knots. patchy fog.
a chance of showers. waves 2 to 4 feet subsiding to 1 to 3 feet. 
.tonight...north winds 15 to 25 knots increasing to gales to
40 knots. patchy fog in the evening. a chance of showers in the
evening, then showers after midnight. waves building to 8 to
11 feet occasionally to 14 feet. 
.thursday...north gales to 40 knots. rain showers in the morning,
then a chance of rain showers in the afternoon. waves building to
10 to 14 feet occasionally to 18 feet, then subsiding to 9 to
12 feet occasionally to 15 feet. 
.thursday night...north gales to 35 knots diminishing to 15 to
25 knots. a slight chance of rain showers in the evening. waves
subsiding to 5 to 8 feet occasionally to 10 feet. 
.friday...north winds 15 to 25 knots diminishing to 5 to 15 knots
in the afternoon. waves subsiding to calm to 2 feet. 
.friday night...north winds 5 to 15 knots becoming west less than
10 knots after midnight. waves calm to 2 feet. 
.saturday...west winds 5 to 15 knots becoming southwest 10 to
20 knots in the afternoon. waves building to 2 to 4 feet. 
.saturday night...southwest winds 15 to 25 knots veering west
after midnight. waves building to 4 to 7 feet occasionally to
9 feet. 
.sunday...west gales to 35 knots becoming northwest 15 to
25 knots. waves subsiding to calm to 2 feet. 
.monday...southwest winds 15 to 25 knots veering west. waves
building to 3 to 5 feet occasionally to 7 feet. 

$$

fzus63 kmqt 042101
glfls 
expires:202611050900;;266804

open lake forecast for lake superior
national weather service marquette mi
400 pm est wed nov 4 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 29.5 inch low lifts along the minnesota/wisconsin state line this 
morning before trekking northeast over lake superior through 
tomorrow. high pressure ridging of 30.2 inches returns from the 
northwest through friday, weakening to 30.1 inches on saturday as it 
shifts southeast ahead of a clipper low pressure system.




lsz265-050900-
lake superior west of line from manitou island to marquette mi
beyond 5nm from shore-
400 pm est wed nov 4 2026

...gale warning in effect from thursday morning through late
thursday night...

.late this afternoon...southeast winds 10 to 20 knots. a slight
chance of showers. waves 1 to 3 feet. 
.tonight...south winds 10 to 20 knots veering southwest by
midnight, then becoming west gales to 35 knots late. a chance of
showers in the evening, then showers likely after midnight. waves
subsiding to calm to 2 feet, then building to 4 to 7 feet
occasionally to 9 feet. 
.thursday...north gales to 45 knots. patchy fog in the morning.
showers. waves building to 12 to 17 feet occasionally to 21 feet,
then subsiding to 11 to 15 feet occasionally to 19 feet. 
.thursday night...north gales to 40 knots. a chance of rain
showers. waves subsiding to 7 to 10 feet occasionally to 13 feet.
.friday...north winds 20 to 30 knots diminishing to 10 to
20 knots in the afternoon. a slight chance of rain showers in the
morning. waves subsiding to 3 to 5 feet occasionally to 7 feet. 
.friday night...north winds 5 to 15 knots backing northwest after
midnight. waves subsiding to calm to 2 feet. 
.saturday...west winds 10 to 20 knots. waves calm to 2 feet. 
.saturday night...west winds 15 to 25 knots increasing to gales
to 35 knots after midnight. waves building to 3 to 6 feet
occasionally to 8 feet. 
.sunday...west gales to 40 knots diminishing to 20 to 30 knots.
waves building to 5 to 8 feet occasionally to 10 feet, then
subsiding to calm to 2 feet. 
.monday...southwest winds 15 to 25 knots becoming west 20 to
30 knots. waves building to 3 to 6 feet occasionally to 8 feet. 

$$

fzus63 kmqt 042101
glfls 
expires:202611050900;;266805

open lake forecast for lake superior
national weather service marquette mi
400 pm est wed nov 4 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 29.5 inch low lifts along the minnesota/wisconsin state line this 
morning before trekking northeast over lake superior through 
tomorrow. high pressure ridging of 30.2 inches returns from the 
northwest through friday, weakening to 30.1 inches on saturday as it 
shifts southeast ahead of a clipper low pressure system.




lsz266-050900-
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 wed nov 4 2026

...gale warning in effect from thursday morning through late
thursday night...

.late this afternoon...south winds 10 to 20 knots. a slight
chance of showers. waves 2 to 4 feet. 
.tonight...south winds 10 to 20 knots becoming southwest gales to
35 knots late. a slight chance of showers in the evening, then
showers likely after midnight. waves subsiding to 1 to 3 feet,
then building to 6 to 9 feet occasionally to 11 feet. 
.thursday...north gales to 45 knots. patchy fog. rain showers.
waves building to 12 to 17 feet occasionally to 21 feet. 
.thursday night...north gales to 40 knots. a chance of rain
showers. waves subsiding to 8 to 11 feet occasionally to 14 feet.
.friday...north winds 20 to 30 knots diminishing to 15 to
25 knots in the afternoon. a slight chance of rain showers in the
morning. waves subsiding to 3 to 5 feet occasionally to 7 feet. 
.friday night...north winds 10 to 20 knots diminishing to 5 to
15 knots after midnight. waves subsiding to calm to 2 feet. 
.saturday...northwest winds 5 to 15 knots backing west in the
afternoon. waves calm to 2 feet. 
.saturday night...southwest winds 15 to 25 knots becoming west
20 to 30 knots after midnight. waves building to 3 to 6 feet
occasionally to 8 feet. 
.sunday...west gales to 40 knots becoming northwest 20 to
30 knots. waves building to 7 to 10 feet occasionally to 13 feet,
then subsiding to 2 to 4 feet. 
.monday...southwest winds 15 to 25 knots becoming west 20 to
30 knots. waves subsiding to 1 to 3 feet, then building to 3 to
6 feet occasionally to 8 feet. 

$$

fzus63 kmqt 042101
glfls 
expires:202611050900;;266806

open lake forecast for lake superior
national weather service marquette mi
400 pm est wed nov 4 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 29.5 inch low lifts along the minnesota/wisconsin state line this 
morning before trekking northeast over lake superior through 
tomorrow. high pressure ridging of 30.2 inches returns from the 
northwest through friday, weakening to 30.1 inches on saturday as it 
shifts southeast ahead of a clipper low pressure system.




lsz267-050900-
lake superior from grand marais mi to whitefish point mi 5nm off
shore to the us/canadian border-
400 pm est wed nov 4 2026

...gale warning in effect from thursday afternoon through friday
morning...

.late this afternoon...south winds 10 to 20 knots. a chance of
showers. waves 1 to 3 feet. 
.tonight...south winds 10 to 20 knots becoming southwest 15 to
25 knots late. a chance of showers. waves subsiding to calm to
2 feet, then building to 1 to 3 feet. 
.thursday...southwest winds 15 to 25 knots becoming north gales
to 40 knots. patchy fog. rain showers. waves building to 10 to
14 feet occasionally to 18 feet. 
.thursday night...north gales to 40 knots. a chance of rain
showers. waves subsiding to 8 to 11 feet occasionally to 14 feet.
.friday...north winds 20 to 30 knots diminishing to 15 to
25 knots in the afternoon. a slight chance of snow showers in the
morning. a slight chance of rain showers. waves subsiding to 3 to
6 feet occasionally to 8 feet. 
.friday night...northeast winds 10 to 20 knots backing north
after midnight. waves subsiding to calm to 2 feet. 
.saturday...north winds 5 to 15 knots backing northwest in the
afternoon. waves calm to 2 feet. 
.saturday night...west winds 5 to 15 knots increasing to 15 to
25 knots after midnight. waves building to 3 to 5 feet
occasionally to 7 feet. 
.sunday...northwest gales to 35 knots diminishing to 15 to
25 knots. waves building to 8 to 11 feet occasionally to 14 feet,
then subsiding to 2 to 4 feet. 
.monday...southwest winds 15 to 25 knots veering west. waves
subsiding to 1 to 3 feet, then building to 4 to 7 feet
occasionally to 9 feet. 

$$