fzus61 kbuf 150902
glflo 
expires:202611151600;;856119

open lake forecast for lake america
national weather service buffalo ny
402 am est sun nov 15 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 ridge averaging 30.5 inches affects the lake today 
through thursday as the embedded high pressure center moves from the 
upper midwest to near the mid-atlantic states.


loz062-151600-
lake america open waters from the niagara river to hamlin beach-
402 am est sun nov 15 2026

.today...north winds 15 to 20 knots becoming northwest 10 to
15 knots. waves 2 to 4 feet subsiding to 1 to 2 feet. 
.tonight...northwest winds 5 to 15 knots. waves 1 to 2 feet. 
.monday...northwest winds 5 to 15 knots becoming west. waves 1 to
2 feet. 
.monday night...west winds 10 to 15 knots increasing to 15 to
20 knots. waves 2 to 4 feet. 
.tuesday...west winds 15 to 20 knots. waves 3 to 5 feet subsiding
to 2 to 4 feet. 
.wednesday...southwest winds 15 to 20 knots diminishing to 10 to
15 knots. waves 2 to 4 feet subsiding to 1 to 3 feet. 
.thursday...southwest winds 15 to 20 knots becoming west. waves
1 to 3 feet building to 2 to 4 feet. 

$$

fzus61 kbuf 150902
glflo 
expires:202611151600;;856120

open lake forecast for lake america
national weather service buffalo ny
402 am est sun nov 15 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 ridge averaging 30.5 inches affects the lake today 
through thursday as the embedded high pressure center moves from the 
upper midwest to near the mid-atlantic states.


loz063>065-151600-
lake america open waters from hamlin beach to the saint lawrence
river-
402 am est sun nov 15 2026

.today...north winds 15 to 20 knots becoming northwest 10 to
15 knots. waves 3 to 5 feet subsiding to 1 to 3 feet. 
.tonight...northwest winds 10 to 15 knots. waves 1 to 3 feet. 
.monday...northwest winds 10 to 15 knots becoming west. waves
1 to 3 feet. 
.monday night...west winds 10 to 15 knots increasing to 15 to
20 knots. waves 1 to 3 feet building to 2 to 4 feet. 
.tuesday...west winds 15 to 20 knots. waves 3 to 5 feet. 
.wednesday...west winds 15 to 20 knots becoming southwest 10 to
15 knots. waves 3 to 5 feet subsiding to 1 to 3 feet. 
.thursday...southwest winds 15 to 20 knots. waves 1 to 3 feet
building to 2 to 4 feet. 

$$

fzus61 kcle 151443
glfle 
expires:202611152115;;869246

open lake forecast for lake erie
national weather service cleveland oh
943 am est sun nov 15 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 will slowly move eastward and away
from lake erie later today. high pressure 30.50 inches will build
across the ohio valley and lower great lakes this evening. this
ridge of high pressure will dominate the weather over lake erie 
for much of this upcoming week. 


lez164>168-152115-
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-
943 am est sun nov 15 2026

.this afternoon...northwest winds 15 to 20 knots diminishing to
10 to 15 knots. a chance of rain. waves 2 to 4 feet subsiding to
1 to 3 feet. 
.tonight...north winds 5 to 15 knots becoming northwest. a slight
chance of rain. waves 1 to 3 feet subsiding to 1 foot or less. 
.monday...northwest winds 5 to 10 knots becoming west. waves
2 feet or less. 
.monday night...west winds 5 to 15 knots becoming southwest.
waves 1 to 3 feet. 
.tuesday...southwest winds 10 to 15 knots. waves 1 to 3 feet. 
.wednesday...southwest winds 10 to 15 knots increasing to 15 to
20 knots. waves 1 to 3 feet. 
.thursday...southwest winds 15 to 20 knots. waves 1 to 3 feet
building to 2 to 4 feet. 

$$

fzus61 kcle 151443
glfle 
expires:202611152115;;869247

open lake forecast for lake erie
national weather service cleveland oh
943 am est sun nov 15 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 will slowly move eastward and away
from lake erie later today. high pressure 30.50 inches will build
across the ohio valley and lower great lakes this evening. this
ridge of high pressure will dominate the weather over lake erie 
for much of this upcoming week. 


lez061-169-152115-
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-
943 am est sun nov 15 2026

.this afternoon...north winds 10 to 15 knots becoming northwest.
waves 1 to 3 feet. 
.tonight...northwest winds 5 to 10 knots. waves 1 to 2 feet. 
.monday...northwest winds 5 to 10 knots becoming west. waves
2 feet or less. 
.monday night...west winds 10 to 15 knots becoming southwest.
waves 1 to 3 feet. 
.tuesday...southwest winds 15 to 20 knots diminishing to 10 to
15 knots. waves 2 to 4 feet subsiding to 1 to 3 feet. 
.wednesday...southwest winds 10 to 15 knots. waves 1 to 3 feet. 
.thursday...southwest winds 15 to 20 knots. waves 1 to 3 feet
building to 2 to 4 feet. 

$$

fzus61 kcle 151443
glfle 
expires:202611152115;;869245

open lake forecast for lake erie
national weather service cleveland oh
943 am est sun nov 15 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 will slowly move eastward and away
from lake erie later today. high pressure 30.50 inches will build
across the ohio valley and lower great lakes this evening. this
ridge of high pressure will dominate the weather over lake erie 
for much of this upcoming week. 


lez162-163-152115-
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-
943 am est sun nov 15 2026

.this afternoon...northwest winds 5 to 15 knots. waves 2 feet or
less. 
.tonight...northwest winds 10 knots or less. waves 1 foot or
less. 
.monday...northwest winds 5 to 10 knots becoming southwest. waves
1 foot or less. 
.monday night...southwest winds 5 to 10 knots. waves 1 foot or
less. 
.tuesday...southwest winds 5 to 10 knots. waves 1 foot or less. 
.wednesday...southwest winds 5 to 15 knots. waves 2 feet or less.
.thursday...southwest winds 15 to 20 knots diminishing to 10 to
15 knots. waves 1 to 2 feet. 

$$

fzus63 kdtx 151444
glflh 
expires:202611152245;;869255

open lake forecast for lake huron
national weather service detroit/pontiac mi
944 am est sun nov 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...high pressure, 30.40 inches, builds in over the
southern great lakes today. this will produce dry weather and
lighter winds which will last through the midweek period.


lhz361-152245-
lake huron from 5nm east of mackinac bridge to presque isle lt
beyond 5 nm off shore-
944 am est sun nov 15 2026

.rest of today...north winds 5 to 15 knots backing to the 
northwest late in the afternoon. waves 2 feet or less. 
.tonight...west winds 5 to 10 knots backing to the southwest
after midnight. waves 2 feet or less. 
.monday...southwest winds 10 to 15 knots. waves 1 to 3 feet. 
.monday night...southwest winds 10 to 15 knots increasing to
15 to 20 knots in the late evening and overnight. waves 1 to
3 feet building to 2 to 4 feet in the late evening and overnight.
.tuesday...southwest winds 15 to 20 knots decreasing to 10 to
15 knots. waves 2 to 4 feet subsiding to 1 to 3 feet late in the
afternoon. 
.wednesday...southwest winds 10 to 15 knots. waves 1 to 3 feet. 
.thursday...southwest winds 10 to 15 knots veering to the west by
midnight. a chance of rain early in the evening. waves 2 to
4 feet. 


$$

fzus63 kdtx 151444
glflh 
expires:202611152245;;869256

open lake forecast for lake huron
national weather service detroit/pontiac mi
944 am est sun nov 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...high pressure, 30.40 inches, builds in over the
southern great lakes today. this will produce dry weather and
lighter winds which will last through the midweek period.


lhz362-363-152245-
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-
944 am est sun nov 15 2026

.rest of today...north winds around 15 knots becoming northwest 5
to 10 knots early in the afternoon...then increasing to 10 to 15 
knots late in the afternoon. waves 2 to 4 feet subsiding to 1 to 3
feet in the afternoon. 
.tonight...northwest winds 5 to 10 knots backing to the west
after midnight. waves 2 feet or less. 
.monday...west winds 5 to 10 knots becoming southwest 10 to
15 knots in the late morning and afternoon. waves 2 feet or less
building to 2 to 4 feet early in the afternoon. 
.monday night...southwest winds 15 to 20 knots. waves 3 to
5 feet. 
.tuesday...southwest winds 15 to 20 knots. waves 3 to 5 feet. 
.wednesday...southwest winds 15 to 20 knots. waves 4 to 6 feet.
waves occasionally around 8 feet. 
.thursday...southwest winds 20 to 25 knots with gusts to around
30 knots decreasing to 10 to 15 knots. waves 4 to 6 feet. waves
occasionally around 8 feet. 


$$

fzus63 kdtx 151444
glflh 
expires:202611152245;;869257

open lake forecast for lake huron
national weather service detroit/pontiac mi
944 am est sun nov 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...high pressure, 30.40 inches, builds in over the
southern great lakes today. this will produce dry weather and
lighter winds which will last through the midweek period.


lhz462>464-152245-
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-
944 am est sun nov 15 2026

.rest of today...northwest winds 10 to 20 knots. waves 2 to 4 
feet.
.tonight...northwest winds 5 to 10 knots backing to the west
early in the morning. waves 1 to 3 feet. 
.monday...west winds 5 to 10 knots increasing to 10 to 15 knots
early in the afternoon. waves 2 feet or less. 
.monday night...southwest winds 10 to 15 knots increasing to
15 to 20 knots after midnight. waves 1 to 3 feet building to 2 to
4 feet in the late evening and overnight. 
.tuesday...southwest winds 10 to 15 knots. waves 2 to 4 feet. 
.wednesday...southwest winds 10 to 15 knots becoming south 15 to
20 knots . waves 1 to 3 feet building to 3 to 5 feet . 
.thursday...southwest winds 15 to 20 knots decreasing to 10 to
15 knots by midnight. waves 3 to 5 feet. 


$$

fzus63 kdtx 150830
glfsc 
expires:202611151630;;855081

lake st clair forecast
national weather service detroit/pontiac mi
330 am est sun nov 15 2026

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

.synopsis...high pressure, 30.40 inches, builds in over the
southern great lakes this morning. this will produce dry weather
and lighter winds which will last through the midweek period.


lcz460-151630-
lake st clair-
330 am est sun nov 15 2026

.today...northwest winds 10 to 15 knots diminishing to 5 to 10 knots
late in the afternoon. mostly cloudy. waves 2 feet or less.
.tonight...north winds 5 to 10 knots this evening becoming light and
variable. partly cloudy. waves 2 feet or less.
.monday...light and variable winds becoming southwest 5 to 10 knots
in the late morning and afternoon. mostly sunny. waves 2 feet or
less.
.monday night...southwest winds 5 to 10 knots increasing to 10 to 15
knots after midnight. mostly clear. waves 2 feet or less.
.tuesday...southwest winds 5 to 10 knots increasing to 10 to 15
knots in the evening. clear. waves 2 feet or less.
.wednesday...south winds 15 to 20 knots. mostly clear. waves 2 feet
or less.
.thursday...southwest winds 15 to 20 knots. partly cloudy. waves 1
to 3 feet.

$$

fzus63 kmkx 150845
glflm 
expires:202611151615;;855405

open lake forecast for lake michigan
national weather service milwaukee/sullivan wi
245 am cst sun nov 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...

high pressure around 30.3 inches will strengthen to 30.5 inches as
it moves over lake michigan tonight. light and variable winds are
expected across the lake today into tonight. as high pressure 
moves into the eastern great lakes on monday, southwest winds will
develop across the lake with winds becoming breezy by monday 
evening/night. breezy southwest winds are expected to continue 
through midweek as the high pressure slowly moves into the new 
england states. isolated gales are possible tuesday night into 
wednesday, especially in the northern half.


lmz080-669-671-673-675-777-779-870-872-874-876-878-151615-
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-
245 am cst sun nov 15 2026

sheboygan wi to pentwater mi south...

.today...north winds 5 to 10 kt. waves 1 to 3 ft subsiding to
1 to 2 ft. 
.tonight...north winds less than 10 kt backing to southwest.
waves 1 to 2 ft. 
.monday...southwest winds 10 to 15 kt increasing to 10 to 20 kt.
waves 3 to 5 ft. 
.monday night...southwest winds 10 to 20 kt. waves 4 to 6 ft
occasionally to 8 ft. 
.tuesday...southwest winds 10 to 20 kt becoming south 15 to
25 kt. waves 4 to 6 ft occasionally to 8 ft. 
.tuesday night...south winds 15 to 25 kt becoming southwest.
waves 4 to 7 ft occasionally to 9 ft. 
.wednesday...south winds to 30 kt increasing to gales to 35 kt.
waves 6 to 9 ft occasionally to 12 ft building to 8 to 11 ft
occasionally to 14 ft. 
.thursday...southwest winds to 30 kt. waves 8 to 11 ft
occasionally to 14 ft.  

$$

fzus63 kmkx 150845
glflm 
expires:202611151615;;855404

open lake forecast for lake michigan
national weather service milwaukee/sullivan wi
245 am cst sun nov 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...

high pressure around 30.3 inches will strengthen to 30.5 inches as
it moves over lake michigan tonight. light and variable winds are
expected across the lake today into tonight. as high pressure 
moves into the eastern great lakes on monday, southwest winds will
develop across the lake with winds becoming breezy by monday 
evening/night. breezy southwest winds are expected to continue 
through midweek as the high pressure slowly moves into the new 
england states. isolated gales are possible tuesday night into 
wednesday, especially in the northern half.


lmz261-362-364-366-563-565-567-868-151615-
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-
245 am cst sun nov 15 2026

sheboygan wi to pentwater mi north...

.today...north winds 5 to 10 kt becoming west. waves 1 to 3 ft
subsiding to 1 ft or less. 
.tonight...southwest winds 5 to 10 kt increasing to 10 to 15 kt.
waves 1 to 2 ft. 
.monday...southwest winds 10 to 20 kt increasing to 30 kt. waves
4 to 6 ft occasionally to 8 ft. 
.monday night...southwest winds to 30 kt. waves 4 to 7 ft
occasionally to 9 ft. 
.tuesday...southwest winds to 30 kt. waves 4 to 7 ft occasionally
to 9 ft. 
.tuesday night...southwest winds to 30 kt. waves 5 to 8 ft
occasionally to 10 ft. 
.wednesday...southwest winds to 30 kt becoming south gales to
35 kt. waves 6 to 9 ft occasionally to 12 ft building to 8 to
12 ft occasionally to 16 ft. 
.thursday...southwest gales to 35 kt diminishing to 30 kt. chance
of rain. waves 8 to 11 ft occasionally to 14 ft subsiding to 7 to
10 ft occasionally to 13 ft.  

$$

fzus63 kmqt 150900
glfls 
expires:202611152100;;855863

open lake forecast for lake superior
national weather service marquette mi
400 am est sun nov 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...

high pressure extending from ontario into the mississippi river 
valley builds from 30.3 inches to 30.4 inches into tomorrow as it 
marches slowly east, becoming centered over illinois by late sunday. 
this sends ridging at 30.3 inches over lake superior through the 
weekend. ridging continues to build to 30.6 inches, shifting 
southeast and reaching west virginia by late tuesday. pressure falls 
slightly over lake superior, decreasing to 30.1 inches along the 
northwestern shorline of lake superior, and remaining at 30.3 inches 
near whitefish bay, by late monday. the high lingers over the mid-
atlantic at 30.5 inches into wednesday as pressure continues to fall 
slowly lake superior, reaching 29.9 inches in the west and 30.2 
inches in the east by wednesday afternoon. pressure over lake 
superior then falls abruptly through thursday as a colorado low 
approaches northern minnesota late wednesday and tracks directly 
over lake superior at 29.8 inches on thursday. the low transits 
quickly northeast, and pressure begins to increase over lake supeior 
by early friday. 




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

.early this morning...northwest winds 5 to 15 knots. waves calm
to 2 feet. 
.today...west winds 10 to 20 knots diminishing to 5 to 15 knots
by late morning, then backing southwest by mid afternoon. waves
calm to 2 feet. 
.tonight...southwest winds 5 to 15 knots increasing to 10 to
20 knots by midnight. waves calm to 2 feet. 
.monday...southwest winds 15 to 25 knots diminishing to 10 to
20 knots by mid afternoon. waves building to 1 to 3 feet, then
subsiding to calm to 2 feet. 
.monday night...southwest winds 15 to 25 knots. waves building to
1 to 3 feet. 
.tuesday...southwest winds 15 to 25 knots diminishing to 10 to
20 knots in the afternoon. waves subsiding to calm to 2 feet. 
.tuesday night...south winds 15 to 25 knots veering southwest
after midnight. waves calm to 2 feet. 
.wednesday...south winds 15 to 25 knots. waves building to 1 to
3 feet. 
.thursday...west winds 20 to 30 knots becoming northwest 15 to
25 knots. a chance of rain showers. waves building to 2 to
4 feet, then subsiding to calm to 2 feet. 

$$

fzus63 kmqt 150900
glfls 
expires:202611152100;;855862

open lake forecast for lake superior
national weather service marquette mi
400 am est sun nov 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...

high pressure extending from ontario into the mississippi river 
valley builds from 30.3 inches to 30.4 inches into tomorrow as it 
marches slowly east, becoming centered over illinois by late sunday. 
this sends ridging at 30.3 inches over lake superior through the 
weekend. ridging continues to build to 30.6 inches, shifting 
southeast and reaching west virginia by late tuesday. pressure falls 
slightly over lake superior, decreasing to 30.1 inches along the 
northwestern shorline of lake superior, and remaining at 30.3 inches 
near whitefish bay, by late monday. the high lingers over the mid-
atlantic at 30.5 inches into wednesday as pressure continues to fall 
slowly lake superior, reaching 29.9 inches in the west and 30.2 
inches in the east by wednesday afternoon. pressure over lake 
superior then falls abruptly through thursday as a colorado low 
approaches northern minnesota late wednesday and tracks directly 
over lake superior at 29.8 inches on thursday. the low transits 
quickly northeast, and pressure begins to increase over lake supeior 
by early friday. 




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 nov 15 2026

.early this morning...west winds less than 10 knots. waves calm
to 2 feet. 
.today...west winds 5 to 15 knots backing southwest. waves calm
to 2 feet. 
.tonight...southwest winds 5 to 15 knots increasing to 15 to
25 knots. waves building to 3 to 5 feet occasionally to 7 feet. 
.monday...southwest winds 15 to 25 knots increasing to 20 to
30 knots. waves building to 4 to 7 feet occasionally to 9 feet. 
.monday night...southwest winds 20 to 30 knots. waves subsiding
to 3 to 6 feet occasionally to 8 feet, then building to 4 to
7 feet occasionally to 9 feet. 
.tuesday...southwest winds 15 to 25 knots. waves subsiding to
3 to 5 feet occasionally to 7 feet. 
.tuesday night...southwest winds 15 to 25 knots. waves subsiding
to 1 to 3 feet, then building to 2 to 4 feet. 
.wednesday...south winds 10 to 20 knots. waves subsiding to 1 to
3 feet, then building to 2 to 4 feet. 
.thursday...west winds 20 to 30 knots becoming northwest 15 to
25 knots. a chance of rain showers. waves building to 5 to 8 feet
occasionally to 10 feet, then subsiding to calm to 2 feet. 

$$

fzus63 kmqt 150900
glfls 
expires:202611152100;;855864

open lake forecast for lake superior
national weather service marquette mi
400 am est sun nov 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...

high pressure extending from ontario into the mississippi river 
valley builds from 30.3 inches to 30.4 inches into tomorrow as it 
marches slowly east, becoming centered over illinois by late sunday. 
this sends ridging at 30.3 inches over lake superior through the 
weekend. ridging continues to build to 30.6 inches, shifting 
southeast and reaching west virginia by late tuesday. pressure falls 
slightly over lake superior, decreasing to 30.1 inches along the 
northwestern shorline of lake superior, and remaining at 30.3 inches 
near whitefish bay, by late monday. the high lingers over the mid-
atlantic at 30.5 inches into wednesday as pressure continues to fall 
slowly lake superior, reaching 29.9 inches in the west and 30.2 
inches in the east by wednesday afternoon. pressure over lake 
superior then falls abruptly through thursday as a colorado low 
approaches northern minnesota late wednesday and tracks directly 
over lake superior at 29.8 inches on thursday. the low transits 
quickly northeast, and pressure begins to increase over lake supeior 
by early friday. 




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 nov 15 2026

.early this morning...northwest winds 5 to 15 knots. waves calm
to 2 feet. 
.today...northwest winds 5 to 15 knots backing southwest by mid
afternoon. waves calm to 2 feet. 
.tonight...southwest winds 5 to 15 knots increasing to 10 to
20 knots by midnight. waves building to 1 to 3 feet. 
.monday...southwest winds 10 to 20 knots increasing to 15 to
25 knots by late morning, then backing south by mid afternoon.
waves building to 3 to 5 feet occasionally to 7 feet. 
.monday night...southwest winds 15 to 25 knots. waves building to
3 to 6 feet occasionally to 8 feet. 
.tuesday...southwest winds 15 to 25 knots becoming south 10 to
20 knots in the afternoon. waves subsiding to 2 to 4 feet. 
.tuesday night...south winds 15 to 25 knots veering southwest
after midnight. waves building to 3 to 5 feet occasionally to
7 feet. 
.wednesday...south winds 20 to 30 knots. waves building to 3 to
6 feet occasionally to 8 feet. 
.thursday...southwest winds 20 to 30 knots becoming northwest
15 to 25 knots. a chance of rain showers. waves subsiding to 1 to
3 feet. 

$$

fzus63 kmqt 150900
glfls 
expires:202611152100;;855860

open lake forecast for lake superior
national weather service marquette mi
400 am est sun nov 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...

high pressure extending from ontario into the mississippi river 
valley builds from 30.3 inches to 30.4 inches into tomorrow as it 
marches slowly east, becoming centered over illinois by late sunday. 
this sends ridging at 30.3 inches over lake superior through the 
weekend. ridging continues to build to 30.6 inches, shifting 
southeast and reaching west virginia by late tuesday. pressure falls 
slightly over lake superior, decreasing to 30.1 inches along the 
northwestern shorline of lake superior, and remaining at 30.3 inches 
near whitefish bay, by late monday. the high lingers over the mid-
atlantic at 30.5 inches into wednesday as pressure continues to fall 
slowly lake superior, reaching 29.9 inches in the west and 30.2 
inches in the east by wednesday afternoon. pressure over lake 
superior then falls abruptly through thursday as a colorado low 
approaches northern minnesota late wednesday and tracks directly 
over lake superior at 29.8 inches on thursday. the low transits 
quickly northeast, and pressure begins to increase over lake supeior 
by early friday. 




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

.early this morning...southwest winds 5 to 15 knots. waves calm
to 2 feet. 
.today...southwest winds 5 to 15 knots. waves calm to 2 feet. 
.tonight...southwest winds 10 to 20 knots increasing to 15 to
25 knots by midnight. waves building to 3 to 5 feet occasionally
to 7 feet. 
.monday...southwest winds 20 to 30 knots. waves building to 4 to
7 feet occasionally to 9 feet. 
.monday night...southwest winds 20 to 30 knots. waves subsiding
to 3 to 6 feet occasionally to 8 feet. 
.tuesday...southwest winds 20 to 30 knots diminishing to 15 to
25 knots in the afternoon. waves subsiding to 2 to 4 feet. 
.tuesday night...southwest winds 15 to 25 knots. waves subsiding
to 1 to 3 feet, then building to 2 to 4 feet. 
.wednesday...south winds 15 to 25 knots. waves subsiding to 1 to
3 feet, then building to 2 to 4 feet. 
.thursday...west winds 20 to 30 knots becoming northwest 5 to
15 knots. waves building to 3 to 6 feet occasionally to 8 feet,
then subsiding to calm to 2 feet. 

$$

fzus63 kmqt 150900
glfls 
expires:202611152100;;855861

open lake forecast for lake superior
national weather service marquette mi
400 am est sun nov 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...

high pressure extending from ontario into the mississippi river 
valley builds from 30.3 inches to 30.4 inches into tomorrow as it 
marches slowly east, becoming centered over illinois by late sunday. 
this sends ridging at 30.3 inches over lake superior through the 
weekend. ridging continues to build to 30.6 inches, shifting 
southeast and reaching west virginia by late tuesday. pressure falls 
slightly over lake superior, decreasing to 30.1 inches along the 
northwestern shorline of lake superior, and remaining at 30.3 inches 
near whitefish bay, by late monday. the high lingers over the mid-
atlantic at 30.5 inches into wednesday as pressure continues to fall 
slowly lake superior, reaching 29.9 inches in the west and 30.2 
inches in the east by wednesday afternoon. pressure over lake 
superior then falls abruptly through thursday as a colorado low 
approaches northern minnesota late wednesday and tracks directly 
over lake superior at 29.8 inches on thursday. the low transits 
quickly northeast, and pressure begins to increase over lake supeior 
by early friday. 




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 nov 15 2026

.early this morning...west winds less than 10 knots. waves calm
to 2 feet. 
.today...southwest winds 5 to 15 knots increasing to 10 to
20 knots by mid afternoon. waves building to 1 to 3 feet. 
.tonight...southwest winds 10 to 20 knots increasing to 15 to
25 knots by midnight. waves building to 3 to 6 feet occasionally
to 8 feet. 
.monday...southwest winds 20 to 30 knots increasing to 30 knots
with a few gale force gusts to 35 knots possible. waves building
to 4 to 8 feet occasionally to 10 feet. 
.monday night...southwest winds 20 to 30 knots. waves subsiding
to 3 to 6 feet occasionally to 8 feet, then building to 4 to
7 feet occasionally to 9 feet. 
.tuesday...southwest winds 20 to 30 knots. waves subsiding to
2 to 4 feet. 
.tuesday night...southwest winds 15 to 25 knots. waves building
to 3 to 5 feet occasionally to 7 feet. 
.wednesday...southwest winds 15 to 25 knots backing south. waves
subsiding to 1 to 3 feet, then building to 2 to 4 feet. 
.thursday...west winds 20 to 30 knots becoming northwest 15 to
25 knots. a chance of rain showers. waves building to 5 to 8 feet
occasionally to 10 feet, then subsiding to calm to 2 feet. 

$$

fzus63 kmqt 150900
glfls 
expires:202611152100;;855865

open lake forecast for lake superior
national weather service marquette mi
400 am est sun nov 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...

high pressure extending from ontario into the mississippi river 
valley builds from 30.3 inches to 30.4 inches into tomorrow as it 
marches slowly east, becoming centered over illinois by late sunday. 
this sends ridging at 30.3 inches over lake superior through the 
weekend. ridging continues to build to 30.6 inches, shifting 
southeast and reaching west virginia by late tuesday. pressure falls 
slightly over lake superior, decreasing to 30.1 inches along the 
northwestern shorline of lake superior, and remaining at 30.3 inches 
near whitefish bay, by late monday. the high lingers over the mid-
atlantic at 30.5 inches into wednesday as pressure continues to fall 
slowly lake superior, reaching 29.9 inches in the west and 30.2 
inches in the east by wednesday afternoon. pressure over lake 
superior then falls abruptly through thursday as a colorado low 
approaches northern minnesota late wednesday and tracks directly 
over lake superior at 29.8 inches on thursday. the low transits 
quickly northeast, and pressure begins to increase over lake supeior 
by early friday. 




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

.early this morning...north winds 5 to 15 knots. waves calm to
2 feet. 
.today...northwest winds 5 to 15 knots backing west. waves calm
to 2 feet. 
.tonight...southwest winds 5 to 15 knots increasing to 10 to
20 knots by midnight. waves building to 1 to 3 feet. 
.monday...southwest winds 15 to 25 knots. waves building to 2 to
4 feet. 
.monday night...southwest winds 20 to 30 knots. waves building to
3 to 5 feet occasionally to 7 feet. 
.tuesday...southwest winds 15 to 25 knots diminishing to 10 to
20 knots in the afternoon. waves subsiding to 1 to 3 feet. 
.tuesday night...southwest winds 15 to 25 knots increasing to
20 to 30 knots after midnight. waves building to 3 to 5 feet
occasionally to 7 feet. 
.wednesday...south winds 20 to 30 knots. waves building to 3 to
6 feet occasionally to 8 feet. 
.thursday...southwest winds 20 to 30 knots becoming west 10 to
20 knots. a chance of showers. waves subsiding to 2 to 4 feet. 

$$