fzus61 kbuf 111425
glflo 
expires:202405112130;;025775

open lake forecast for lake ontario
national weather service buffalo ny
1025 am edt sat may 11 2024

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 29.6 inch low over lake huron at midday will slowly
track east across lake ontario late this afternoon and tonight. a
weak trough will persist over the lake on sunday...then weak high
pressure over west virginia will nose northward over the region
sunday night. a wavy cold frontal boundary over lower michigan on
monday will slowly work across the lake on tuesday. a 30.0 inch
high centered over western ontario on wednesday will settle across
the lower great lakes wednesday night and thursday.


loz063>065-112130-
lake ontario open waters from hamlin beach to the saint lawrence
river-
1025 am edt sat may 11 2024

.this afternoon...southeast winds 5 to 10 knots becoming east. a
chance of showers late. waves 1 foot or less. 
.tonight...southeast winds 5 to 10 knots. showers likely through
the early overnight. waves 1 foot or less. 
.sunday...southeast winds 10 to 15 knots becoming east. a chance
of showers in the morning. waves 1 to 3 feet. 
.sunday night...southeast winds 10 to 15 knots becoming south
15 to 20 knots. a chance of showers overnight. waves 1 to 3 feet.
.monday...south winds 15 to 25 knots. showers likely with a 
chance of thunderstorms. waves 3 to 5 feet. 
.tuesday...south winds 10 to 15 knots becoming north. showers
likely. waves 2 feet or less. 
.wednesday...north winds 10 to 15 knots. waves 1 to 2 feet. 

winds and waves higher in and near thunderstorms.

$$

fzus61 kbuf 111425
glflo 
expires:202405112130;;025774

open lake forecast for lake ontario
national weather service buffalo ny
1025 am edt sat may 11 2024

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 29.6 inch low over lake huron at midday will slowly
track east across lake ontario late this afternoon and tonight. a
weak trough will persist over the lake on sunday...then weak high
pressure over west virginia will nose northward over the region
sunday night. a wavy cold frontal boundary over lower michigan on
monday will slowly work across the lake on tuesday. a 30.0 inch
high centered over western ontario on wednesday will settle across
the lower great lakes wednesday night and thursday.


loz062-112130-
lake ontario open waters from the niagara river to hamlin beach-
1025 am edt sat may 11 2024

.this afternoon...southeast winds 10 to 15 knots becoming east.
showers likely late. waves 2 feet or less. 
.tonight...southeast winds 10 knots or less. showers likely
early, then a chance of showers. waves 2 feet or less. 
.sunday...north winds 10 knots or less becoming southwest. waves
1 foot or less. 
.sunday night...south winds 10 to 15 knots. a chance of showers
overnight. waves 2 feet or less. 
.monday...south winds 15 to 20 knots becoming southwest 10 to
15 knots. showers likely with a chance of thunderstorms. waves
2 to 4 feet subsiding to 1 to 3 feet. 
.tuesday...southwest winds 10 to 15 knots becoming north. showers
likely. waves 1 to 2 feet. 
.wednesday...north winds 10 to 15 knots. waves 1 to 2 feet. 

winds and waves higher in and near thunderstorms.

$$

fzus61 kcle 111331
glfle 
expires:202405112030;;023658

open lake forecast for lake erie
national weather service cleveland oh
931 am edt sat may 11 2024

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 29.70 inches will move across the region today,
bringing a cold front east. high pressure 30.00 inches builds 
into the area on sunday. a low pressure 29.70 inches near james 
bay will gradually move a cold front east by tuesday. a linger 
trough averaging 29.80 inches will continue through tuesday night 
before high pressure 29.90 inches returns on thursday.


lez165>168-112030-
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-
931 am edt sat may 11 2024

.rest of today...south winds 15 to 20 knots becoming west.
showers with a slight chance of thunderstorms, then a slight
chance of showers and thunderstorms late. waves 3 to 5 feet. 
.tonight...west winds 15 to 20 knots becoming northwest. a chance
of showers with a slight chance of thunderstorms through the
early overnight, then a slight chance of showers late. waves 3 to
6 feet. 
.sunday...northwest winds 15 to 20 knots becoming southwest 5 to
15 knots. waves 3 to 5 feet subsiding to 1 to 3 feet. 
.sunday night...southwest winds 10 to 15 knots becoming south
15 to 20 knots. waves 2 feet or less building to 2 to 4 feet. 
.monday...southwest winds 15 to 20 knots diminishing to 5 to
15 knots. a chance of showers during the day, then showers likely
with a chance of thunderstorms monday night. waves 2 to 4 feet
subsiding to 1 to 3 feet. 
.tuesday...south winds 5 to 15 knots becoming northeast. showers
likely during the day. waves 1 to 3 feet. 
.wednesday...northeast winds 5 to 15 knots. waves 1 to 3 feet. 

winds and waves higher in and near thunderstorms.

$$

fzus61 kcle 111331
glfle 
expires:202405112030;;023659

open lake forecast for lake erie
national weather service cleveland oh
931 am edt sat may 11 2024

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 29.70 inches will move across the region today,
bringing a cold front east. high pressure 30.00 inches builds 
into the area on sunday. a low pressure 29.70 inches near james 
bay will gradually move a cold front east by tuesday. a linger 
trough averaging 29.80 inches will continue through tuesday night 
before high pressure 29.90 inches returns on thursday.


lez061-169-112030-
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-
931 am edt sat may 11 2024

.rest of today...south winds 10 to 15 knots becoming southwest
15 to 20 knots. showers likely late this morning, then showers
with a slight chance of thunderstorms this afternoon. waves 1 to
3 feet building to 2 to 4 feet. 
.tonight...southwest winds 10 to 15 knots becoming west 15 to
20 knots. a chance of showers with a slight chance of
thunderstorms early, then a chance of showers and thunderstorms
late in the evening. a chance of showers with a slight chance of
thunderstorms after midnight. waves 2 to 4 feet building to 3 to
5 feet. 
.sunday...northwest winds 5 to 15 knots becoming southwest. waves
2 to 4 feet subsiding to 1 to 3 feet. 
.sunday night...southwest winds 5 to 15 knots becoming south.
waves 1 to 2 feet. 
.monday...south winds 15 to 20 knots becoming southwest 5 to
15 knots. a chance of showers during the day, then showers likely
with a chance of thunderstorms monday night. waves 1 to 3 feet. 
.tuesday...southwest winds 10 knots or less becoming northeast.
showers likely during the day. waves 1 to 2 feet. 
.wednesday...northeast winds 5 to 10 knots. waves 2 feet or less.

winds and waves higher in and near thunderstorms.

$$

fzus61 kcle 111331
glfle 
expires:202405112030;;023657

open lake forecast for lake erie
national weather service cleveland oh
931 am edt sat may 11 2024

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 29.70 inches will move across the region today,
bringing a cold front east. high pressure 30.00 inches builds 
into the area on sunday. a low pressure 29.70 inches near james 
bay will gradually move a cold front east by tuesday. a linger 
trough averaging 29.80 inches will continue through tuesday night 
before high pressure 29.90 inches returns on thursday.


lez162>164-112030-
detroit river lt. to maumee bay oh to reno beach oh beyond 5nm
offshoreline to us-canadian border-
reno beach to the islands oh beyond 5nm off shoreline to us-
canadian border-
the islands to vermilion oh beyond 5 nm off shoreline to us-
canadian border-
931 am edt sat may 11 2024

.rest of today...southwest winds 15 to 20 knots becoming west.
showers with a slight chance of thunderstorms late this morning,
then a slight chance of showers early this afternoon. a slight
chance of showers and thunderstorms late. waves 2 to 4 feet. 
.tonight...northwest winds 15 to 25 knots. a slight chance of
showers early. waves 3 to 5 feet. 
.sunday...northwest winds 15 to 20 knots becoming south 5 to
15 knots. waves 3 to 5 feet subsiding to 1 foot or less. 
.sunday night...southeast winds 10 to 15 knots becoming
southwest. waves 1 to 3 feet. 
.monday...southwest winds 15 to 20 knots diminishing to 5 to
15 knots. a chance of showers and thunderstorms during the day,
then showers likely with a chance of thunderstorms monday night.
waves 1 to 3 feet. 
.tuesday...southeast winds 10 to 15 knots becoming north. a
chance of showers during the day. waves 2 feet or less. 
.wednesday...north winds 5 to 15 knots becoming northeast. waves
1 to 3 feet. 

winds and waves higher in and near thunderstorms.

$$

fzus63 kdtx 111359
glfsc 
expires:202405112200;;024401

lake st clair forecast
national weather service detroit/pontiac mi
959 am edt sat may 11 2024

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, 29.50 inches, tracks through the great
lakes today bringing an uptick in winds and several rounds of
rain, including a few thunderstorms. high pressure briefly builds
into the area sunday morning before a second system arrives
sunday evening bringing some showers and storms. a stationary
front then settles over the great lake early next week offering
additional opportunities for thunderstorms.


lcz460-112200-
lake st clair-
959 am edt sat may 11 2024

...small craft advisory in effect until 8 pm edt this evening...

.rest of today...west winds 10 to 15 knots increasing to 15 to 20
knots late in the afternoon. gusts to 25 knots. light showers 
late in the morning...then a chance of showers and thunderstorms 
in the afternoon. waves 1 to 3 feet.
.tonight...northwest winds 15 to 20 knots. mostly cloudy this
evening becoming partly cloudy. waves 1 to 3 feet.
.sunday...northwest winds 10 to 15 knots diminishing to 5 to 10
knots in the late morning and early afternoon...then backing to the
south early in the afternoon. partly sunny. waves 2 feet or less.
.sunday night...south winds 10 to 15 knots increasing to 15 to 20
knots in the late evening and overnight. partly cloudy. a chance of
light showers after midnight. waves 1 to 3 feet.
.monday...southwest winds 15 to 20 knots diminishing to 10 to 15
knots in the afternoon and evening. partly sunny. waves 1 to 3 feet.
.tuesday...north winds 10 to 15 knots. light showers. waves 2 feet
or less.
.wednesday...northeast winds 10 to 15 knots. mostly clear. waves 2
feet or less.

$$

fzus63 kdtx 111354
glflh 
expires:202405112200;;024284

open lake forecast for lake huron
national weather service detroit/pontiac mi
954 am edt sat may 11 2024

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...low pressure, 29.50 inches, tracks through the great
lakes today bringing an uptick in winds and several rounds of
rain, including a few thunderstorms. high pressure briefly builds
into the area sunday morning before a second system arrives
sunday evening bringing some showers and storms. a stationary
front then settles over the great lake early next week offering
additional opportunities for thunderstorms.


lhz462>464-112200-
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-
954 am edt sat may 11 2024

.rest of today...southeast winds 10 to 15 knots becoming south
5 to 10 knots late in the afternoon. showers late in the
morning...then a chance of showers in the afternoon. waves 2 to
4 feet subsiding to 1 to 3 feet late in the afternoon. 
.tonight...west winds 10 to 15 knots veering to the northwest
after midnight. a chance of showers in the evening. waves 1 to
3 feet. 
.sunday...northwest winds 5 to 10 knots backing to the west in
the late morning and early afternoon...then backing to the east
early in the afternoon. waves 1 to 3 feet. 
.sunday night...south winds 10 to 15 knots. a chance of showers
in the evening...then showers likely after midnight. waves 1 to
3 feet building to 2 to 4 feet in the late evening and overnight.
.monday...southwest winds 5 to 10 knots backing to the northeast
late in the afternoon...then backing to the northeast 5 to
10 knots late in the evening. a chance of showers. waves 2 to
4 feet subsiding to 1 to 3 feet. 
.tuesday...north winds 10 to 15 knots. a chance of showers early
in the morning. waves 1 to 3 feet building to 2 to 4 feet until
early morning. 
.wednesday...north winds 10 to 15 knots decreasing to 5 to
10 knots in the late evening and early morning. waves 2 to
4 feet. 


$$

fzus63 kdtx 111354
glflh 
expires:202405112200;;024282

open lake forecast for lake huron
national weather service detroit/pontiac mi
954 am edt sat may 11 2024

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...low pressure, 29.50 inches, tracks through the great
lakes today bringing an uptick in winds and several rounds of
rain, including a few thunderstorms. high pressure briefly builds
into the area sunday morning before a second system arrives
sunday evening bringing some showers and storms. a stationary
front then settles over the great lake early next week offering
additional opportunities for thunderstorms.


lhz361-112200-
lake huron from 5nm east of mackinac bridge to presque isle lt
beyond 5 nm off shore-
954 am edt sat may 11 2024

.rest of today...north winds 5 to 10 knots. showers late in the
morning...then showers likely in the afternoon. waves 1 to
3 feet. 
.tonight...northwest winds 5 to 10 knots. waves 1 to 3 feet. 
.sunday...light and variable winds becoming southwest 5 to
10 knots in the late morning and early afternoon...then backing
to the southeast early in the afternoon. a chance of showers in
the afternoon. waves 2 feet or less. 
.sunday night...southeast winds 5 to 10 knots veering to the
southwest after midnight. a chance of showers in the evening.
waves 2 to 4 feet subsiding to 1 to 3 feet after midnight. 
.monday...west winds 5 to 10 knots becoming northwest 10 to
15 knots late in the afternoon...then decreasing to 5 to 10 knots
late in the evening. waves 1 to 3 feet. 
.tuesday...north winds 5 to 10 knots becoming northwest 10 to
15 knots until early morning. waves 1 to 3 feet. 
.wednesday...north winds 5 to 10 knots backing to the southwest
early in the evening...then veering to the southwest 5 to
10 knots in the late evening and early morning. waves 2 feet or
less. 


$$

fzus63 kdtx 111354
glflh 
expires:202405112200;;024283

open lake forecast for lake huron
national weather service detroit/pontiac mi
954 am edt sat may 11 2024

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...low pressure, 29.50 inches, tracks through the great
lakes today bringing an uptick in winds and several rounds of
rain, including a few thunderstorms. high pressure briefly builds
into the area sunday morning before a second system arrives
sunday evening bringing some showers and storms. a stationary
front then settles over the great lake early next week offering
additional opportunities for thunderstorms.


lhz362-363-112200-
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-
954 am edt sat may 11 2024

.rest of today...southeast winds 10 to 15 knots. showers late in
the morning...then showers likely in the afternoon. waves 2 to
4 feet. 
.tonight...north winds 10 to 15 knots decreasing to 5 to 10 knots
after midnight...then backing to the northwest early in the
morning. waves 2 to 4 feet subsiding to 1 to 3 feet in the late
evening and overnight. 
.sunday...west winds 5 to 10 knots backing to the southwest in
the late morning and early afternoon...then becoming southeast
10 to 15 knots early in the afternoon. a chance of showers in the
afternoon. waves 1 to 3 feet building to 2 to 4 feet early in the
afternoon. 
.sunday night...south winds 10 to 15 knots decreasing to 5 to
10 knots after midnight. showers likely. waves 2 to 4 feet. 
.monday...southwest winds 5 to 10 knots veering to the northwest
late in the morning...then veering to the northwest 5 to 10 knots
late in the afternoon increasing to 10 to 15 knots late in the
evening. waves 1 to 3 feet. 
.tuesday...north winds 10 to 15 knots. waves 1 to 3 feet. 
.wednesday...north winds 10 to 15 knots decreasing to 5 to
10 knots in the late evening and early morning. waves 2 to 4 feet
subsiding to 1 to 3 feet until early morning. 


$$

fzus63 kmkx 111338
glflm 
expires:202405112115;;023806

open lake forecast for lake michigan
national weather service milwaukee/sullivan wi
838 am cdt sat may 11 2024

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 29.6 inches over northern lower michigan 
will slow down over lake huron later today. modest to brisk
northwest winds are expected over the entire lake into early
afternoon. weak high pressure around 29.9 inches will then move 
across the lake late this afternoon and evening with light and
variable winds expected. the high will shift east early sunday
morning while a wave of low pressure around 29.6 inches and its
cold front moves across northern lake michigan sunday night. this
will result in breezy southerly winds on sunday shifting 
northerly and weakening late sunday night. the cold front will
move south on monday bringing light to modest northerly winds to
the entire lake.


lmz080-669-671-673-675-777-779-870-872-874-876-878-112115-
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-
838 am cdt sat may 11 2024

sheboygan wi to pentwater mi south...

.rest of today...northwest winds 15 to 25 kt becoming north 10 to
20 kt. waves 4 to 6 ft occasionally to 8 ft subsiding to 3 to
5 ft. 
.tonight...northwest winds 10 to 15 kt becoming southwest 5 to
10 kt. waves 2 to 4 ft subsiding to 1 to 3 ft. 
.sunday...south winds 10 to 15 kt increasing to 15 to 25 kt.
waves 1 to 2 ft building to 4 to 7 ft occasionally to 9 ft. 
.sunday night...southwest winds 15 to 25 kt diminishing to 10 to
20 kt. chance of showers and thunderstorms in the evening, then
chance of showers overnight. waves 4 to 7 ft occasionally to 9 ft
subsiding to 3 to 5 ft. 
.monday...west winds 10 to 15 kt veering to north 10 to 20 kt.
chance of showers in the morning, then showers likely in the
afternoon. waves 2 to 4 ft. 
.monday night...northeast winds 15 to 25 kt. chance of showers.
waves 2 to 4 ft building to 4 to 6 ft occasionally to 8 ft. 
.tuesday...north winds to 30 kt. waves 4 to 7 ft occasionally to
9 ft. 
.wednesday...north winds 10 to 20 kt. waves 2 to 4 ft.  

$$

fzus63 kmkx 111338
glflm 
expires:202405112115;;023805

open lake forecast for lake michigan
national weather service milwaukee/sullivan wi
838 am cdt sat may 11 2024

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 29.6 inches over northern lower michigan 
will slow down over lake huron later today. modest to brisk
northwest winds are expected over the entire lake into early
afternoon. weak high pressure around 29.9 inches will then move 
across the lake late this afternoon and evening with light and
variable winds expected. the high will shift east early sunday
morning while a wave of low pressure around 29.6 inches and its
cold front moves across northern lake michigan sunday night. this
will result in breezy southerly winds on sunday shifting 
northerly and weakening late sunday night. the cold front will
move south on monday bringing light to modest northerly winds to
the entire lake.


lmz261-362-364-366-563-565-567-868-112115-
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-
838 am cdt sat may 11 2024

sheboygan wi to pentwater mi north...

.rest of today...northwest winds 10 to 20 kt becoming north.
chance of rain showers through mid morning. waves 3 to 5 ft. 
.tonight...north winds 10 to 20 kt becoming northwest 5 to 10 kt
late in the evening, then becoming west after midnight becoming
southwest late. waves 1 to 3 ft subsiding to 1 ft or less. 
.sunday...south winds 10 to 15 kt increasing to 30 kt. chance of
rain showers and thunderstorms in the afternoon. waves 1 to 2 ft
building to 4 to 7 ft occasionally to 9 ft. 
.sunday night...southwest winds 15 to 25 kt becoming west 5 to
10 kt overnight. rain showers likely with a chance of
thunderstorms in the evening. areas of fog overnight. waves 4 to
7 ft occasionally to 9 ft subsiding to 3 to 5 ft. 
.monday...north winds 10 to 15 kt increasing to 10 to 20 kt.
patchy fog in the morning. waves 1 to 3 ft. 
.monday night...north winds 15 to 25 kt. waves 2 to 4 ft building
to 3 to 5 ft. 
.tuesday...north winds 15 to 25 kt. waves 3 to 5 ft. 
.wednesday...northeast winds 10 to 15 kt increasing to 10 to
20 kt. waves 1 to 3 ft.  

$$

fzus63 kmqt 111348
glfls 
expires:202405112200;;024099

open lake forecast for lake superior
national weather service marquette mi
948 am edt sat may 11 2024

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 29.6 inch low pressure over saginaw bay will track 
southeast, arriving near niagara falls this evening. in its wake, a 
29.9 inch high pressure ridge extending from minnesota to hudson bay 
will shift across lake superior this afternoon and evening. as the 
ridge continues moving southeast tonight, a 29.4 inch low pressure 
will track southeast to far northern ontario. this low will then 
weaken to 29.5 inches as it tracks to james bay by late monday 
morning. an associated 29.6 inch trough will sweep across lake 
superior during sunday afternoon and evening. in its wake, 30.3 inch 
high pressure over hudson bay will extend a 29.9 inch ridge into the 
northern plains and upper mississippi valley on monday. this ridge 
will build to 30.0 inches as it drifts across lake superior during 
tuesday and wednesday. 


lsz162-112200-
lake superior west of a line from saxon harbor wi to grand
portage mn beyond 5nm-
948 am edt sat may 11 2024 /848 am cdt sat may 11 2024/

.rest of today...west winds 5 to 15 knots backing south late. a
slight chance of rain showers late. waves calm to 2 feet.
.tonight...south winds 5 to 15 knots. a chance of rain showers. a
slight chance of thunderstorms after midnight. waves building to
1 to 3 feet. 
.sunday...southwest winds 5 to 15 knots veering west in the
afternoon. a slight chance of showers and thunderstorms. waves
subsiding to calm to 2 feet. 
.sunday night...northwest winds 5 to 15 knots becoming north
10 to 20 knots after midnight. waves calm to 2 feet. 
.monday...north winds 10 to 20 knots veering southeast by mid
afternoon. waves building to 1 to 3 feet. 
.monday night...northeast winds 5 to 15 knots increasing to 10 to
20 knots after midnight. waves subsiding to calm to 2 feet. 
.tuesday...east winds 10 to 20 knots backing northeast. waves
building to 1 to 3 feet, then subsiding to calm to 2 feet. 
.wednesday...east winds 10 to 20 knots backing northeast. a
chance of rain showers. waves building to 1 to 3 feet, then
subsiding to calm to 2 feet. 

$$

fzus63 kmqt 111348
glfls 
expires:202405112200;;024100

open lake forecast for lake superior
national weather service marquette mi
948 am edt sat may 11 2024

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 29.6 inch low pressure over saginaw bay will track 
southeast, arriving near niagara falls this evening. in its wake, a 
29.9 inch high pressure ridge extending from minnesota to hudson bay 
will shift across lake superior this afternoon and evening. as the 
ridge continues moving southeast tonight, a 29.4 inch low pressure 
will track southeast to far northern ontario. this low will then 
weaken to 29.5 inches as it tracks to james bay by late monday 
morning. an associated 29.6 inch trough will sweep across lake 
superior during sunday afternoon and evening. in its wake, 30.3 inch 
high pressure over hudson bay will extend a 29.9 inch ridge into the 
northern plains and upper mississippi valley on monday. this ridge 
will build to 30.0 inches as it drifts across lake superior during 
tuesday and wednesday. 


lsz263-112200-
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-
948 am edt sat may 11 2024

.rest of today...northwest winds 5 to 15 knots backing southwest
late. waves calm to 2 feet. 
.tonight...south winds 5 to 15 knots increasing to 10 to 20 knots
late. a chance of rain showers. waves building to 1 to 3 feet. 
.sunday...southwest winds 10 to 20 knots becoming west 5 to
15 knots in the afternoon. a slight chance of thunderstorms
through early afternoon. a slight chance of rain showers. waves
subsiding to calm to 2 feet. 
.sunday night...west winds 5 to 15 knots veering north after
midnight. waves building to 1 to 3 feet. 
.monday...north winds 5 to 15 knots veering east by mid
afternoon. waves subsiding to calm to 2 feet. 
.monday night...east winds 5 to 15 knots backing northeast after
midnight. waves building to 1 to 3 feet. 
.tuesday...northeast winds 5 to 15 knots. waves subsiding to calm
to 2 feet. 
.wednesday...east winds 5 to 15 knots. a chance of rain showers
late. waves building to 1 to 3 feet, then subsiding to calm to 2 
feet.

$$

fzus63 kmqt 111348
glfls 
expires:202405112200;;024101

open lake forecast for lake superior
national weather service marquette mi
948 am edt sat may 11 2024

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 29.6 inch low pressure over saginaw bay will track 
southeast, arriving near niagara falls this evening. in its wake, a 
29.9 inch high pressure ridge extending from minnesota to hudson bay 
will shift across lake superior this afternoon and evening. as the 
ridge continues moving southeast tonight, a 29.4 inch low pressure 
will track southeast to far northern ontario. this low will then 
weaken to 29.5 inches as it tracks to james bay by late monday 
morning. an associated 29.6 inch trough will sweep across lake 
superior during sunday afternoon and evening. in its wake, 30.3 inch 
high pressure over hudson bay will extend a 29.9 inch ridge into the 
northern plains and upper mississippi valley on monday. this ridge 
will build to 30.0 inches as it drifts across lake superior during 
tuesday and wednesday. 


lsz264-112200-
lake superior from upper entrance to portage canal to manitou
island mi 5nm off shore to the us/canadian border-
948 am edt sat may 11 2024

.rest of today...northwest winds 5 to 15 knots backing west late.
waves calm to 2 feet. 
.tonight...southwest winds 5 to 15 knots backing south after
midnight, then increasing to 10 to 20 knots late. a chance of
rain showers. waves building to 1 to 3 feet. 
.sunday...south winds 10 to 20 knots veering southwest in the
afternoon, then diminishing to 5 to 15 knots late. a slight
chance of rain showers. waves building to 3 to 5 feet
occasionally to 7 feet, then subsiding to 1 to 3 feet. 
.sunday night...northwest winds 5 to 15 knots veering north after
midnight. waves subsiding to calm to 2 feet, then building to
1 to 3 feet. 
.monday...north winds 10 to 20 knots becoming northwest 5 to
15 knots by mid afternoon. waves subsiding to calm to 2 feet. 
.monday night...north winds 5 to 15 knots. waves calm to 2 feet. 
.tuesday...north winds 5 to 15 knots veering northeast. waves
calm to 2 feet. 
.wednesday...east winds 5 to 15 knots veering southeast. a chance
of rain showers late. waves building to 1 to 3 feet. 

$$

fzus63 kmqt 111348
glfls 
expires:202405112200;;024102

open lake forecast for lake superior
national weather service marquette mi
948 am edt sat may 11 2024

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 29.6 inch low pressure over saginaw bay will track 
southeast, arriving near niagara falls this evening. in its wake, a 
29.9 inch high pressure ridge extending from minnesota to hudson bay 
will shift across lake superior this afternoon and evening. as the 
ridge continues moving southeast tonight, a 29.4 inch low pressure 
will track southeast to far northern ontario. this low will then 
weaken to 29.5 inches as it tracks to james bay by late monday 
morning. an associated 29.6 inch trough will sweep across lake 
superior during sunday afternoon and evening. in its wake, 30.3 inch 
high pressure over hudson bay will extend a 29.9 inch ridge into the 
northern plains and upper mississippi valley on monday. this ridge 
will build to 30.0 inches as it drifts across lake superior during 
tuesday and wednesday. 


lsz265-112200-
lake superior west of line from manitou island to marquette mi
beyond 5nm from shore-
948 am edt sat may 11 2024

.rest of today...northwest winds 10 to 20 knots becoming west
5 to 15 knots late. waves calm to 2 feet. 
.tonight...southwest winds 5 to 15 knots backing south after
midnight, then increasing to 10 to 20 knots late. a chance of
rain showers after midnight. waves calm to 2 feet. 
.sunday...south winds 10 to 20 knots becoming west 5 to 15 knots
late. a chance of showers. a slight chance of thunderstorms by
mid afternoon. waves building to 2 to 4 feet, then subsiding to
calm to 2 feet. 
.sunday night...west winds 5 to 15 knots veering northwest after
midnight. waves calm to 2 feet. 
.monday...north winds 5 to 15 knots increasing to 10 to 20 knots
by mid afternoon. waves calm to 2 feet. 
.monday night...northwest winds 5 to 15 knots becoming north
10 to 20 knots after midnight. waves calm to 2 feet. 
.tuesday...north winds 10 to 20 knots becoming northwest 5 to
15 knots. waves calm to 2 feet. 
.wednesday...east winds 10 to 20 knots veering southeast. a
chance of rain showers late. waves calm to 2 feet. 

$$

fzus63 kmqt 111348
glfls 
expires:202405112200;;024103

open lake forecast for lake superior
national weather service marquette mi
948 am edt sat may 11 2024

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 29.6 inch low pressure over saginaw bay will track 
southeast, arriving near niagara falls this evening. in its wake, a 
29.9 inch high pressure ridge extending from minnesota to hudson bay 
will shift across lake superior this afternoon and evening. as the 
ridge continues moving southeast tonight, a 29.4 inch low pressure 
will track southeast to far northern ontario. this low will then 
weaken to 29.5 inches as it tracks to james bay by late monday 
morning. an associated 29.6 inch trough will sweep across lake 
superior during sunday afternoon and evening. in its wake, 30.3 inch 
high pressure over hudson bay will extend a 29.9 inch ridge into the 
northern plains and upper mississippi valley on monday. this ridge 
will build to 30.0 inches as it drifts across lake superior during 
tuesday and wednesday. 


lsz266-112200-
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-
948 am edt sat may 11 2024

.rest of today...northwest winds 10 to 20 knots. waves calm to
2 feet. 
.tonight...west winds 5 to 15 knots backing south after midnight,
then increasing to 10 to 20 knots late. a slight chance of rain
showers after midnight. waves building to 1 to 3 feet. 
.sunday...south winds 15 to 25 knots diminishing to 5 to
15 knots. a chance of rain showers. a slight chance of
thunderstorms by mid afternoon. waves building to 3 to 5 feet
occasionally to 7 feet, then subsiding to 1 to 3 feet. 
.sunday night...southwest winds 5 to 15 knots becoming north
10 to 20 knots after midnight. waves subsiding to calm to 2 feet.
.monday...northwest winds 10 to 20 knots. waves building to 1 to
3 feet. 
.monday night...northwest winds 10 to 20 knots veering north
after midnight. waves 1 to 3 feet. 
.tuesday...north winds 10 to 20 knots. waves subsiding to calm to
2 feet. 
.wednesday...northeast winds 10 to 20 knots veering southeast.
waves calm to 2 feet. 

$$

fzus63 kmqt 111348
glfls 
expires:202405112200;;024104

open lake forecast for lake superior
national weather service marquette mi
948 am edt sat may 11 2024

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 29.6 inch low pressure over saginaw bay will track 
southeast, arriving near niagara falls this evening. in its wake, a 
29.9 inch high pressure ridge extending from minnesota to hudson bay 
will shift across lake superior this afternoon and evening. as the 
ridge continues moving southeast tonight, a 29.4 inch low pressure 
will track southeast to far northern ontario. this low will then 
weaken to 29.5 inches as it tracks to james bay by late monday 
morning. an associated 29.6 inch trough will sweep across lake 
superior during sunday afternoon and evening. in its wake, 30.3 inch 
high pressure over hudson bay will extend a 29.9 inch ridge into the 
northern plains and upper mississippi valley on monday. this ridge 
will build to 30.0 inches as it drifts across lake superior during 
tuesday and wednesday. 


lsz267-112200-
lake superior from grand marais mi to whitefish point mi 5nm off
shore to the us/canadian border-
948 am edt sat may 11 2024

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

$$