fzus61 kbuf 031456
glflo 
expires:202310032115;;687005

open lake forecast for lake ontario
national weather service buffalo ny
1056 am edt tue oct 3 2023

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 sprawling 30.3 inch high across the lower great 
lakes will push southeast across the mid atlantic region through 
wednesday before becoming anchored over the canadian maritimes 
thursday and thursday night. a 29.6 inch surface low will cross 
southern ontario and quebec friday and friday night, while also 
dragging a strong cold front across the lake. while this surface 
low will stall near quebec on saturday the cold front will push 
well east of the lake.


loz063>065-032115-
lake ontario open waters from hamlin beach to the saint lawrence
river-
1056 am edt tue oct 3 2023

.this afternoon...southwest winds 5 to 10 knots becoming west.
waves 1 foot or less. 
.tonight...southwest winds 5 to 10 knots becoming light and
variable. waves 1 foot or less. 
.wednesday...south winds 10 knots or less becoming east. waves
1 foot or less. 
.wednesday night...southeast winds 5 to 15 knots becoming south.
waves 2 feet or less building to 2 to 4 feet. 
.thursday...south winds 15 to 25 knots. a chance of showers
thursday night. waves building to 3 to 6 feet. 
.friday...south winds 15 to 25 knots. showers likely with a 
chance of thunderstorms. waves 3 to 6 feet. 
.saturday...west winds 15 to 20 knots. showers likely. waves 3 to
6 feet. 

winds and waves higher in and near thunderstorms.

$$

fzus61 kbuf 031456
glflo 
expires:202310032115;;687004

open lake forecast for lake ontario
national weather service buffalo ny
1056 am edt tue oct 3 2023

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 sprawling 30.3 inch high across the lower great 
lakes will push southeast across the mid atlantic region through 
wednesday before becoming anchored over the canadian maritimes 
thursday and thursday night. a 29.6 inch surface low will cross 
southern ontario and quebec friday and friday night, while also 
dragging a strong cold front across the lake. while this surface 
low will stall near quebec on saturday the cold front will push 
well east of the lake.


loz062-032115-
lake ontario open waters from the niagara river to hamlin beach-
1056 am edt tue oct 3 2023

.this afternoon...southwest winds 5 to 10 knots becoming west.
waves 1 foot or less. 
.tonight...southwest winds less than 10 knots. waves 1 foot or
less. 
.wednesday...light and variable winds becoming east 5 to
10 knots. waves 1 foot or less. 
.wednesday night...east winds 5 to 10 knots becoming south. waves
1 to 3 feet. 
.thursday...south winds 15 to 20 knots becoming southwest.
showers likely thursday night. waves 2 to 4 feet. 
.friday...southwest winds 15 to 20 knots. showers likely. waves 2
to 4 feet. 
.saturday...west winds 15 to 20 knots. showers likely. waves 3 to
6 feet. 

$$

fzus61 kcle 031321
glfle 
expires:202310032030;;683251

open lake forecast for lake erie
national weather service cleveland oh
921 am edt tue oct 3 2023

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...
high pressure 30.20 inches over western pennsylvania drifts 
eastward to the new england coast by wednesday afternoon. a cold 
front crosses the lake from west to east friday, with a secondary 
cold front on friday night. a trough averaging 29.90 inches will 
be over the eastern great lakes saturday.


lez061-168-169-032030-
ripley to buffalo ny extending from 5nm off shoreline to us-
canadian border-geneva-on-the-
lake to conneaut oh beyond 5 nm off shoreline to us-
canadian border-
conneaut oh to ripley ny beyond 5 nm off shoreline to us-
canadian border-
921 am edt tue oct 3 2023

.this afternoon...southwest winds 10 knots or less becoming
northwest. waves 1 foot or less. 
.tonight...east winds 10 knots or less becoming southeast. waves
1 foot or less. 
.wednesday...south winds 10 knots or less becoming southeast.
waves 1 foot or less. 
.wednesday night...southeast winds 5 to 15 knots becoming south
15 to 20 knots. waves 1 to 3 feet. 
.thursday...south winds 15 to 20 knots. showers thursday night.
waves 1 to 3 feet. 
.friday...southwest winds 15 to 20 knots becoming west. showers.
waves 2 to 4 feet building to 3 to 5 feet. 
.saturday...west winds 15 to 25 knots becoming northwest.
showers. waves 3 to 6 feet. 

$$

fzus61 kcle 031321
glfle 
expires:202310032030;;683249

open lake forecast for lake erie
national weather service cleveland oh
921 am edt tue oct 3 2023

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...
high pressure 30.20 inches over western pennsylvania drifts 
eastward to the new england coast by wednesday afternoon. a cold 
front crosses the lake from west to east friday, with a secondary 
cold front on friday night. a trough averaging 29.90 inches will 
be over the eastern great lakes saturday.


lez162>164-032030-
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-
921 am edt tue oct 3 2023

.this afternoon...south winds 10 knots or less becoming east.
waves 1 foot or less. 
.tonight...east winds 5 to 10 knots becoming south. waves 1 foot
or less. 
.wednesday...south winds 5 to 10 knots. waves 1 foot or less. 
.wednesday night...south winds 10 to 15 knots. waves 2 feet or
less. 
.thursday...south winds 5 to 15 knots becoming southwest 15 to
20 knots. a chance of showers during the day, then showers likely
thursday night. waves 1 to 3 feet. 
.friday...southwest winds 15 to 20 knots becoming west 10 to
15 knots. a chance of showers. waves 1 to 3 feet. 
.saturday...northwest winds 15 to 20 knots. showers likely during
the day, then a chance of showers saturday night. waves 1 to
3 feet building to 3 to 5 feet, then subsiding to 2 to 4 feet. 

$$

fzus61 kcle 031321
glfle 
expires:202310032030;;683250

open lake forecast for lake erie
national weather service cleveland oh
921 am edt tue oct 3 2023

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...
high pressure 30.20 inches over western pennsylvania drifts 
eastward to the new england coast by wednesday afternoon. a cold 
front crosses the lake from west to east friday, with a secondary 
cold front on friday night. a trough averaging 29.90 inches will 
be over the eastern great lakes saturday.


lez165>167-032030-
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-
921 am edt tue oct 3 2023

.this afternoon...south winds 10 knots or less becoming northeast.
waves 1 foot or less. 
.tonight...east winds 5 to 10 knots becoming south. waves 1 foot
or less. 
.wednesday...south winds 5 to 10 knots becoming southeast. waves
1 foot or less. 
.wednesday night...southeast winds 5 to 15 knots becoming south.
waves 1 to 3 feet. 
.thursday...south winds 5 to 15 knots increasing to 15 to
20 knots. a chance of showers during the day, then showers
thursday night. waves 1 to 3 feet. 
.friday...southwest winds 15 to 20 knots becoming west. showers
likely. waves 3 to 5 feet subsiding to 2 to 4 feet. 
.saturday...west winds 15 to 25 knots becoming northwest.
showers. waves 3 to 6 feet. 

$$

fzus63 kdtx 031350
glfsc 
expires:202310032200;;684150

lake st clair forecast
national weather service detroit/pontiac mi
950 am edt tue oct 3 2023

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, 30.20 inches, is now centered over the
eastern great lakes and will continue to result in favorable
marine conditions today with dry weather and light southerly
winds. a cold front arrives thursday bringing the next chance for
rain and an uptick in winds.


lcz460-032200-
lake st clair-
950 am edt tue oct 3 2023

.rest of today...light and variable winds becoming south 5 to 10
knots in the afternoon. partly sunny late in the morning then
clearing. waves 2 feet or less.
.tonight...southeast winds 5 to 10 knots. clear. waves 2 feet or
less.
.wednesday...south winds 5 to 10 knots increasing to 10 to 15 knots
in the late morning and afternoon. sunny in the morning becoming
partly sunny. waves 2 feet or less.
.wednesday night...south winds 10 to 15 knots. partly cloudy in the
evening becoming mostly cloudy. waves 1 to 3 feet.
.thursday...southwest winds 10 to 15 knots increasing to 15 to 20
knots in the evening. mostly cloudy. a chance of light showers in
the morning...then light showers likely in the afternoon and
evening. a chance of waterspouts in the afternoon and evening. waves
1 to 3 feet.
.friday...west winds 15 to 20 knots. partly cloudy. light showers
likely. waves 2 feet or less.
.saturday...northwest winds 15 to 20 knots. partly cloudy. light
showers likely. waves 2 feet or less.

$$

fzus63 kdtx 031349
glflh 
expires:202310032200;;684093

open lake forecast for lake huron
national weather service detroit/pontiac mi
949 am edt tue oct 3 2023

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, 30.20 inches, is now centered over the
eastern great lakes and will continue to result in favorable
marine conditions today with dry weather and light southerly
winds. a cold front arrives thursday bringing the next chance for
rain and an uptick in winds.


lhz462>464-032200-
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-
949 am edt tue oct 3 2023

.rest of today...south winds 5 to 10 knots. waves 2 feet or less.
.tonight...south winds 5 to 10 knots. waves 2 feet or less. 
.wednesday...south winds 10 to 15 knots. waves 1 to 3 feet
building to 2 to 4 feet in the late morning and afternoon. 
.wednesday night...south winds 10 to 15 knots. a chance of
showers after midnight. waves 2 to 4 feet. 
.thursday...south winds 10 to 15 knots. waves 2 to 4 feet. 
.friday...southwest winds 10 to 15 knots veering to the west in
the late evening and early morning. a chance of showers. waves
1 to 3 feet building to 2 to 4 feet in the late evening and early
morning. 
.saturday...west winds 10 to 15 knots becoming northwest 20 to
25 knots with gusts to 35 knot gales. waves 3 to 5 feet building
to 6 to 9 feet until early morning. waves occasionally around
12 feet. 


$$

fzus63 kdtx 031349
glflh 
expires:202310032200;;684092

open lake forecast for lake huron
national weather service detroit/pontiac mi
949 am edt tue oct 3 2023

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, 30.20 inches, is now centered over the
eastern great lakes and will continue to result in favorable
marine conditions today with dry weather and light southerly
winds. a cold front arrives thursday bringing the next chance for
rain and an uptick in winds.


lhz362-363-032200-
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-
949 am edt tue oct 3 2023

.rest of today...southwest winds 5 to 10 knots becoming southeast
10 to 15 knots late in the afternoon. waves 1 to 3 feet. 
.tonight...south winds 10 to 15 knots. waves 1 to 3 feet. 
.wednesday...south winds 10 to 15 knots increasing to 15 to
20 knots in the late morning and afternoon. waves 2 to 4 feet
building to 4 to 6 feet in the late morning and afternoon. waves
occasionally around 8 feet. 
.wednesday night...south winds 10 to 15 knots. showers likely
after midnight. waves 3 to 5 feet. 
.thursday...south winds 15 to 20 knots decreasing to 10 to
15 knots late in the afternoon. showers likely...then a chance of
showers late in the afternoon. a chance of waterspouts late in
the afternoon. waves 3 to 5 feet. 
.friday...west winds 10 to 15 knots. a chance of showers...then
showers likely in the late evening and early morning. waves 2 to
4 feet. 
.saturday...northwest winds 10 to 15 knots increasing to 20 to
25 knots with gusts to around 30 knots. waves 4 to 6 feet
building to 6 to 9 feet until early morning. waves occasionally
around 12 feet. 


$$

fzus63 kdtx 031349
glflh 
expires:202310032200;;684091

open lake forecast for lake huron
national weather service detroit/pontiac mi
949 am edt tue oct 3 2023

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, 30.20 inches, is now centered over the
eastern great lakes and will continue to result in favorable
marine conditions today with dry weather and light southerly
winds. a cold front arrives thursday bringing the next chance for
rain and an uptick in winds.


lhz361-032200-
lake huron from 5nm east of mackinac bridge to presque isle lt
beyond 5 nm off shore-
949 am edt tue oct 3 2023

.rest of today...light and variable winds becoming south 5 to
10 knots early in the afternoon...then backing to the southeast
late in the afternoon. waves 2 feet or less. 
.tonight...east winds 5 to 10 knots veering to the south in the
late evening and overnight. waves 1 to 3 feet. 
.wednesday...south winds 5 to 10 knots increasing to 10 to
15 knots in the late morning and afternoon. waves 1 to 3 feet
building to 3 to 5 feet in the late morning and afternoon. 
.wednesday night...south winds 5 to 10 knots. showers likely in
the evening...then showers and a chance of thunderstorms after
midnight. waves 3 to 5 feet subsiding to 2 to 4 feet after
midnight. 
.thursday...southwest winds 5 to 10 knots increasing to 10 to
15 knots late in the evening. waves 1 to 3 feet. 
.friday...west winds 10 to 15 knots. waves 1 to 3 feet building
to 2 to 4 feet. 
.saturday...northwest winds 10 to 15 knots increasing to 15 to
20 knots with gusts to around 30 knots. showers likely. waves
3 to 5 feet. 


$$

fzus63 kmkx 031352
glflm 
expires:202310032115;;684168

open lake forecast for lake michigan
national weather service milwaukee/sullivan wi
852 am cdt tue oct 3 2023

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 30.2 inches will slowly move east of the
lower great lakes region today. this will continue to bring 
modest south to southeast winds across lake michigan. 

a cold front will enter the region from the west wednesday and 
into lake michigan wednesday night into thursday. increasing south
winds are anticipated ahead of the front wednesday, with 
increasing chances for showers and a few thunderstorms wednesday 
afternoon into thursday.

gusty west to northwest winds are then expected thursday night 
into the weekend, with building waves, as cooler air moves in. 
there is some potential for gusts exceeding 30 knots friday 
afternoon into saturday.


lmz261-362-364-366-563-565-567-868-032115-
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-
852 am cdt tue oct 3 2023

sheboygan wi to pentwater mi north...

.rest of today...south winds 10 to 20 kt increasing to 15 to
25 kt. waves 2 to 4 ft. 
.tonight...south winds 15 to 25 kt. waves 3 to 5 ft. 
.wednesday...south winds to 30 kt. showers likely in the
afternoon. waves 4 to 6 ft occasionally to 8 ft building to 5 to
8 ft occasionally to 10 ft. 
.wednesday night...southwest winds to 30 kt diminishing to 15 to
25 kt. showers likely in the evening, then chance of showers
overnight. waves 5 to 8 ft occasionally to 10 ft subsiding to
4 to 6 ft occasionally to 8 ft. 
.thursday...west winds 10 to 15 kt becoming southwest 10 to
20 kt. chance of showers in the afternoon. waves 2 to 4 ft. 
.thursday night...southwest winds 10 to 20 kt becoming west 15 to
25 kt. chance of showers. waves 3 to 5 ft. 
.friday...west winds 15 to 25 kt increasing to 30 kt. chance of
showers. waves 3 to 5 ft. 
.saturday...north winds to 30 kt. showers likely. waves 5 to 8 ft
occasionally to 10 ft.  

$$

fzus63 kmkx 031352
glflm 
expires:202310032115;;684169

open lake forecast for lake michigan
national weather service milwaukee/sullivan wi
852 am cdt tue oct 3 2023

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 30.2 inches will slowly move east of the
lower great lakes region today. this will continue to bring 
modest south to southeast winds across lake michigan. 

a cold front will enter the region from the west wednesday and 
into lake michigan wednesday night into thursday. increasing south
winds are anticipated ahead of the front wednesday, with 
increasing chances for showers and a few thunderstorms wednesday 
afternoon into thursday.

gusty west to northwest winds are then expected thursday night 
into the weekend, with building waves, as cooler air moves in. 
there is some potential for gusts exceeding 30 knots friday 
afternoon into saturday.


lmz080-669-671-673-675-777-779-870-872-874-876-878-032115-
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-
852 am cdt tue oct 3 2023

sheboygan wi to pentwater mi south...

.rest of today...south winds 10 to 15 kt increasing to 10 to
20 kt. waves 1 to 3 ft. 
.tonight...southeast winds 10 to 20 kt becoming south 15 to
25 kt. waves 2 to 4 ft. 
.wednesday...south winds 15 to 25 kt. chance of showers in the
afternoon. waves 3 to 5 ft building to 4 to 7 ft occasionally to
9 ft. 
.wednesday night...southwest winds 10 to 20 kt. showers. waves
3 to 5 ft subsiding to 2 to 4 ft. 
.thursday...southwest winds 10 to 20 kt. chance of showers. waves
2 to 4 ft. 
.thursday night...southwest winds 10 to 20 kt becoming northwest.
chance of showers. waves 3 to 5 ft. 
.friday...west winds 15 to 25 kt increasing to 30 kt. waves 4 to
6 ft occasionally to 8 ft. 
.saturday...northwest winds to 30 kt. showers likely. waves 6 to
9 ft occasionally to 12 ft.  

$$

fzus63 kmqt 031402
glfls 
expires:202310032215;;684672

open lake forecast for lake superior
national weather service marquette mi
1002 am edt tue oct 3 2023

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...surface high pressure of 30.2 inches is centered over
the northern appalachians with a 29.6 inch low over the dakotas 
this morning. this feature will move northeast into manitoba by 
this evening, then deepens to 29.2 inches while lifting to hudson 
bay on wednesday. an associated 29.7 inch trough will sweep east,
crossing lake superior wednesday morning through wednesday 
evening. on thursday, 29.6 inch low pressure will develop 
southeast across far southern manitoba into adjacent ontario. as 
this low tracks across far northern lake superior on thursday
night, an associated trough will sweep across lake superior. over
the weekend, a 30.3 inch ridge over the central plains will drift
east over the plains states while weakening to 30.1 inches.
meanwhile a low will strengthen to 29.4 inches over southeastern
ontario.


lsz264-032215-
lake superior from upper entrance to portage canal to manitou
island mi 5nm off shore to the us/canadian border-
1002 am edt tue oct 3 2023

.rest of today...south winds 10 to 20 knots. waves 1 to 3 feet
subsiding to calm to 2 feet, then building to 1 to 3 feet. 
.tonight...south winds 15 to 25 knots increasing to 20 to
30 knots late. waves building to 3 to 6 feet occasionally to
8 feet. 
.wednesday...south winds 20 to 30 knots veering southwest in the
afternoon, then diminishing to 15 to 25 knots late. a chance of
showers. a slight chance of thunderstorms by mid afternoon. waves
building to 4 to 7 feet occasionally to 9 feet, then subsiding to
3 to 5 feet occasionally to 7 feet. 
.wednesday night...west winds 15 to 25 knots diminishing to 5 to
15 knots after midnight. waves subsiding to 2 to 4 feet. 
.thursday...southwest winds 15 to 25 knots. a chance of showers.
waves building to 4 to 7 feet occasionally to 9 feet. 
.thursday night...west winds 20 to 30 knots. a chance of showers.
waves building to 6 to 10 feet occasionally to 13 feet. 
.friday...northwest winds 20 to 30 knots veering north. rain
showers likely, then a chance of rain showers. waves subsiding to
5 to 8 feet occasionally to 10 feet, then building to 6 to 9 feet
occasionally to 11 feet. 
.saturday...north winds 15 to 25 knots diminishing to 10 to
20 knots. a chance of rain showers. waves subsiding to 1 to
3 feet. 

$$

fzus63 kmqt 031402
glfls 
expires:202310032215;;684673

open lake forecast for lake superior
national weather service marquette mi
1002 am edt tue oct 3 2023

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...surface high pressure of 30.2 inches is centered over
the northern appalachians with a 29.6 inch low over the dakotas 
this morning. this feature will move northeast into manitoba by 
this evening, then deepens to 29.2 inches while lifting to hudson 
bay on wednesday. an associated 29.7 inch trough will sweep east,
crossing lake superior wednesday morning through wednesday 
evening. on thursday, 29.6 inch low pressure will develop 
southeast across far southern manitoba into adjacent ontario. as 
this low tracks across far northern lake superior on thursday
night, an associated trough will sweep across lake superior. over
the weekend, a 30.3 inch ridge over the central plains will drift
east over the plains states while weakening to 30.1 inches.
meanwhile a low will strengthen to 29.4 inches over southeastern
ontario.


lsz265-032215-
lake superior west of line from manitou island to marquette mi
beyond 5nm from shore-
1002 am edt tue oct 3 2023

.rest of today...south winds 5 to 15 knots. waves calm to 2 feet
building to 1 to 3 feet. 
.tonight...south winds 10 to 20 knots. waves building to 3 to
5 feet occasionally to 7 feet. 
.wednesday...south winds 10 to 20 knots veering southwest late. a
chance of showers. a slight chance of thunderstorms by mid
afternoon. waves subsiding to 1 to 3 feet. 
.wednesday night...west winds 5 to 15 knots. a slight chance of
showers and thunderstorms through midnight. waves subsiding to
calm to 2 feet. 
.thursday...southwest winds 10 to 20 knots. a chance of showers.
waves calm to 2 feet. 
.thursday night...west winds 15 to 25 knots. a chance of showers.
waves building to 2 to 4 feet. 
.friday...northwest winds 20 to 30 knots veering north. showers
likely. waves building to 5 to 8 feet occasionally to 10 feet. 
.saturday...north winds 15 to 25 knots becoming northwest 10 to
20 knots. a chance of showers. waves subsiding to 2 to 4 feet. 

$$

fzus63 kmqt 031402
glfls 
expires:202310032215;;684670

open lake forecast for lake superior
national weather service marquette mi
1002 am edt tue oct 3 2023

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...surface high pressure of 30.2 inches is centered over
the northern appalachians with a 29.6 inch low over the dakotas 
this morning. this feature will move northeast into manitoba by 
this evening, then deepens to 29.2 inches while lifting to hudson 
bay on wednesday. an associated 29.7 inch trough will sweep east,
crossing lake superior wednesday morning through wednesday 
evening. on thursday, 29.6 inch low pressure will develop 
southeast across far southern manitoba into adjacent ontario. as 
this low tracks across far northern lake superior on thursday
night, an associated trough will sweep across lake superior. over
the weekend, a 30.3 inch ridge over the central plains will drift
east over the plains states while weakening to 30.1 inches.
meanwhile a low will strengthen to 29.4 inches over southeastern
ontario.


lsz162-032215-
lake superior west of a line from saxon harbor wi to grand
portage mn beyond 5nm-
1002 am edt tue oct 3 2023 /902 am cdt tue oct 3 2023/

.rest of today...south winds 5 to 15 knots increasing to 10 to
20 knots in the afternoon. waves calm to 2 feet building to 1 to
3 feet. 
.tonight...south winds 10 to 20 knots increasing to 15 to
25 knots late. a chance of showers and a slight chance of
thunderstorms. waves building to 2 to 4 feet. 
.wednesday...southwest winds 20 to 30 knots veering west late. a
slight chance of thunderstorms through early afternoon. a chance
of showers. waves building to 4 to 7 feet occasionally to 9 feet.
.wednesday night...west winds 15 to 25 knots becoming southwest
5 to 15 knots after midnight. waves subsiding to 1 to 3 feet. 
.thursday...southwest winds 15 to 25 knots becoming west 20 to
30 knots by mid afternoon. a chance of showers. waves building to
5 to 8 feet occasionally to 10 feet. 
.thursday night...west winds 20 to 30 knots. a chance of showers.
waves subsiding to 4 to 7 feet occasionally to 9 feet. 
.friday...northwest winds 20 to 30 knots becoming north 15 to
25 knots. rain showers likely, then a chance of rain showers.
waves subsiding to 2 to 4 feet. 
.saturday...northwest winds 10 to 20 knots diminishing to 5 to
15 knots. waves subsiding to calm to 2 feet. 

$$

fzus63 kmqt 031402
glfls 
expires:202310032215;;684675

open lake forecast for lake superior
national weather service marquette mi
1002 am edt tue oct 3 2023

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...surface high pressure of 30.2 inches is centered over
the northern appalachians with a 29.6 inch low over the dakotas 
this morning. this feature will move northeast into manitoba by 
this evening, then deepens to 29.2 inches while lifting to hudson 
bay on wednesday. an associated 29.7 inch trough will sweep east,
crossing lake superior wednesday morning through wednesday 
evening. on thursday, 29.6 inch low pressure will develop 
southeast across far southern manitoba into adjacent ontario. as 
this low tracks across far northern lake superior on thursday
night, an associated trough will sweep across lake superior. over
the weekend, a 30.3 inch ridge over the central plains will drift
east over the plains states while weakening to 30.1 inches.
meanwhile a low will strengthen to 29.4 inches over southeastern
ontario.


lsz267-032215-
lake superior from grand marais mi to whitefish point mi 5nm off
shore to the us/canadian border-
1002 am edt tue oct 3 2023

.rest of today...south winds 5 to 15 knots. waves 1 to 3 feet
subsiding to calm to 2 feet, then building to 1 to 3 feet. 
.tonight...south winds 10 to 20 knots. waves building to 3 to
5 feet occasionally to 7 feet. 
.wednesday...south winds 15 to 25 knots diminishing to 10 to
20 knots late. a slight chance of showers through early
afternoon, then showers likely and a slight chance of
thunderstorms by mid afternoon. waves subsiding to 2 to 4 feet. 
.wednesday night...southwest winds 10 to 20 knots becoming west
5 to 15 knots after midnight. showers through midnight. a chance
of thunderstorms. a chance of showers after midnight. waves
subsiding to 1 to 3 feet. 
.thursday...southwest winds 5 to 15 knots backing south by mid
afternoon. a slight chance of showers through early afternoon,
then showers likely by mid afternoon. waves subsiding to calm to
2 feet. 
.thursday night...west winds 10 to 20 knots increasing to 15 to
25 knots after midnight. showers likely through midnight, then a
chance of showers after midnight. waves building to 3 to 6 feet
occasionally to 8 feet. 
.friday...west winds 20 to 30 knots veering north. showers. waves
building to 5 to 9 feet occasionally to 11 feet. 
.saturday...north winds 15 to 25 knots. showers likely. waves
subsiding to 3 to 5 feet occasionally to 7 feet. 

$$

fzus63 kmqt 031402
glfls 
expires:202310032215;;684674

open lake forecast for lake superior
national weather service marquette mi
1002 am edt tue oct 3 2023

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...surface high pressure of 30.2 inches is centered over
the northern appalachians with a 29.6 inch low over the dakotas 
this morning. this feature will move northeast into manitoba by 
this evening, then deepens to 29.2 inches while lifting to hudson 
bay on wednesday. an associated 29.7 inch trough will sweep east,
crossing lake superior wednesday morning through wednesday 
evening. on thursday, 29.6 inch low pressure will develop 
southeast across far southern manitoba into adjacent ontario. as 
this low tracks across far northern lake superior on thursday
night, an associated trough will sweep across lake superior. over
the weekend, a 30.3 inch ridge over the central plains will drift
east over the plains states while weakening to 30.1 inches.
meanwhile a low will strengthen to 29.4 inches over southeastern
ontario.


lsz266-032215-
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-
1002 am edt tue oct 3 2023

.rest of today...south winds 10 to 20 knots diminishing to 5 to
15 knots in the afternoon, then increasing to 10 to 20 knots
late. waves 1 to 3 feet building to 2 to 4 feet. 
.tonight...south winds 15 to 25 knots increasing to 20 to
30 knots late. waves building to 3 to 6 feet occasionally to
8 feet. 
.wednesday...south winds 20 to 30 knots diminishing to 15 to
25 knots in the afternoon. a chance of showers. a slight chance
of thunderstorms by mid afternoon. waves building to 4 to 7 feet
occasionally to 9 feet, then subsiding to 2 to 4 feet. 
.wednesday night...west winds 10 to 20 knots diminishing to 5 to
15 knots after midnight. a chance of showers and thunderstorms.
waves building to 3 to 6 feet occasionally to 8 feet, then
subsiding to 2 to 4 feet. 
.thursday...southwest winds 10 to 20 knots backing south by mid
afternoon. a chance of showers. waves building to 3 to 5 feet
occasionally to 7 feet. 
.thursday night...west winds 15 to 25 knots increasing to 20 to
30 knots after midnight. a chance of showers. waves building to
6 to 9 feet occasionally to 11 feet. 
.friday...west winds 20 to 30 knots veering north. showers. waves
subsiding to 5 to 8 feet occasionally to 10 feet, then building
to 7 to 10 feet occasionally to 13 feet. 
.saturday...north winds 15 to 25 knots. showers likely, then a
chance of showers. waves subsiding to 3 to 5 feet occasionally to
7 feet. 

$$

fzus63 kmqt 031402
glfls 
expires:202310032215;;684671

open lake forecast for lake superior
national weather service marquette mi
1002 am edt tue oct 3 2023

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...surface high pressure of 30.2 inches is centered over
the northern appalachians with a 29.6 inch low over the dakotas 
this morning. this feature will move northeast into manitoba by 
this evening, then deepens to 29.2 inches while lifting to hudson 
bay on wednesday. an associated 29.7 inch trough will sweep east,
crossing lake superior wednesday morning through wednesday 
evening. on thursday, 29.6 inch low pressure will develop 
southeast across far southern manitoba into adjacent ontario. as 
this low tracks across far northern lake superior on thursday
night, an associated trough will sweep across lake superior. over
the weekend, a 30.3 inch ridge over the central plains will drift
east over the plains states while weakening to 30.1 inches.
meanwhile a low will strengthen to 29.4 inches over southeastern
ontario.


lsz263-032215-
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-
1002 am edt tue oct 3 2023

.rest of today...south winds 5 to 15 knots increasing to 10 to
20 knots in the afternoon. waves calm to 2 feet building to 1 to
3 feet. 
.tonight...south winds 15 to 25 knots. a slight chance of showers
and thunderstorms after midnight. waves building to 3 to 5 feet
occasionally to 7 feet. 
.wednesday...south winds 20 to 30 knots veering west late. a
chance of showers and a slight chance of thunderstorms. waves
building to 4 to 7 feet occasionally to 9 feet. 
.wednesday night...west winds 15 to 25 knots diminishing to 5 to
15 knots after midnight. waves subsiding to 2 to 4 feet. 
.thursday...southwest winds 20 to 30 knots. a chance of showers.
waves building to 5 to 8 feet occasionally to 10 feet. 
.thursday night...west winds 20 to 30 knots increasing to gales
to 35 knots after midnight. a chance of showers. waves building
to 6 to 10 feet occasionally to 13 feet. 
.friday...northwest gales to 35 knots becoming north 20 to
30 knots. rain showers likely, then a chance of rain showers.
waves subsiding to 3 to 5 feet occasionally to 7 feet. 
.saturday...north winds 10 to 20 knots diminishing to 5 to
15 knots. a chance of rain showers. waves subsiding to calm to
2 feet. 

$$