fzus63 kdtx 220237
glflh 
expires:202412221045;;172654

open lake forecast for lake huron
national weather service detroit/pontiac mi
937 pm est sat dec 21 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...arctic high pressure, 30.50 inches, tracks across the
great lakes sunday. compact low pressure, 30.00 inches, then
ejects out of the plains into the central great lakes monday.
another area of high pressure is quick to follow tuesday.


lhz361-221045-
lake huron from 5nm east of mackinac bridge to presque isle lt
beyond 5 nm off shore-
937 pm est sat dec 21 2024

.rest of tonight...north winds 5 to 10 knots this evening
becoming light and variable. waves 2 feet or less. 
.sunday...south winds 5 to 10 knots increasing to 10 to 15 knots
in the afternoon. waves 2 feet or less. 
.sunday night...south winds 15 to 20 knots. a chance of snow
after midnight. waves 3 to 5 feet. 
.monday...south winds 15 to 20 knots decreasing to 5 to 10 knots.
snow. waves 4 to 6 feet. waves occasionally around 8 feet. 
.monday night...light and variable winds becoming north 5 to
10 knots in the late evening and overnight. waves 2 to 4 feet
subsiding to 1 to 3 feet in the late evening and overnight. 
.tuesday...northeast winds 5 to 10 knots becoming light and
variable...then becoming south 5 to 10 knots late in the evening.
waves 2 feet or less. 
.wednesday...south winds 5 to 10 knots. waves 2 feet or less. 
.thursday...southeast winds 5 to 10 knots. waves 1 to 3 feet. 


$$

fzus63 kdtx 220237
glflh 
expires:202412221045;;172655

open lake forecast for lake huron
national weather service detroit/pontiac mi
937 pm est sat dec 21 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...arctic high pressure, 30.50 inches, tracks across the
great lakes sunday. compact low pressure, 30.00 inches, then
ejects out of the plains into the central great lakes monday.
another area of high pressure is quick to follow tuesday.


lhz362-363-221045-
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-
937 pm est sat dec 21 2024

.rest of tonight...north winds 5 to 10 knots in the late evening
and early morning becoming light and variable. waves 2 to 4 feet
subsiding to 1 to 3 feet early in the morning. 
.sunday...light and variable winds becoming southeast 5 to
10 knots late in the morning...then becoming south 10 to 15 knots
in the afternoon. waves 1 to 3 feet. 
.sunday night...south winds 15 to 20 knots increasing to 20 to
25 knots with gusts to around 30 knots after midnight. waves 3 to
5 feet building to 5 to 7 feet after midnight. waves occasionally
around 10 feet. 
.monday...south winds 20 to 25 knots decreasing to 15 to 20 knots
early in the afternoon. snow. waves 6 to 9 feet. waves
occasionally around 12 feet. 
.monday night...southwest winds 10 to 15 knots becoming west 5 to
10 knots in the late evening and overnight. a chance of snow and
rain in the evening. waves 4 to 6 feet subsiding to 1 to 3 feet
after midnight. waves occasionally around 8 feet. 
.tuesday...north winds 5 to 10 knots becoming light and
variable...then becoming southeast 5 to 10 knots late in the
evening. waves 2 feet or less. 
.wednesday...south winds 5 to 10 knots. waves 2 feet or less. 
.thursday...southeast winds 5 to 10 knots increasing to 10 to
15 knots. waves 1 to 3 feet. 


$$

fzus63 kdtx 220237
glflh 
expires:202412221045;;172656

open lake forecast for lake huron
national weather service detroit/pontiac mi
937 pm est sat dec 21 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...arctic high pressure, 30.50 inches, tracks across the
great lakes sunday. compact low pressure, 30.00 inches, then
ejects out of the plains into the central great lakes monday.
another area of high pressure is quick to follow tuesday.


lhz462>464-221045-
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-
937 pm est sat dec 21 2024

.rest of tonight...northwest winds 10 to 15 knots. a chance of
snow. waves 3 to 5 feet. 
.sunday...southeast winds 5 to 10 knots veering to the south late
in the morning...then increasing to 10 to 15 knots in the
afternoon. waves 1 to 3 feet. 
.sunday night...south winds 10 to 15 knots increasing to 20 to
25 knots. waves 3 to 5 feet building to 4 to 6 feet after
midnight. waves occasionally around 8 feet. 
.monday...south winds 20 to 25 knots with gusts to around
30 knots decreasing to 15 to 20 knots early in the afternoon. a
chance of snow in the morning...then snow in the afternoon. waves
5 to 7 feet. waves occasionally around 10 feet. 
.monday night...southwest winds 10 to 15 knots becoming west 5 to
10 knots after midnight. rain and snow likely in the evening.
waves 3 to 5 feet subsiding to 1 to 3 feet after midnight. 
.tuesday...north winds 5 to 10 knots veering to the southeast
late in the evening. waves 2 feet or less. 
.wednesday...southeast winds 5 to 10 knots. waves 2 feet or less.
.thursday...southeast winds 5 to 10 knots increasing to 10 to
15 knots. waves 1 to 3 feet. 


$$

fzus63 kmkx 220252
glflm 
expires:202412221015;;173190

open lake forecast for lake michigan
national weather service milwaukee/sullivan wi
852 pm cst sat dec 21 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...

no major changes to the going forecast since the previous
synopsis.

high pressure of 30.6 inches will continue to move eastward 
through the region overnight, shifting to the eastern great lakes 
region tomorrow.

light winds through tonight will become southerly and pick up 
tomorrow into tomorrow night on the back side of the high and 
ahead of an approaching low. southerly gusts up to 30 knots are 
expected during this period. low pressure of 30.0 inches will then
cross lake michigan on monday, with breezy north to northwest 
winds developing on the back side of the low later monday into 
monday night. lighter winds will return on tuesday as high 
pressure of 30.3 inches builds in from the northwest.


lmz261-362-364-366-563-565-567-868-221015-
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 pm cst sat dec 21 2024

sheboygan wi to pentwater mi north...

.rest of tonight...northeast winds 5 to 10 kt veering to south.
slight chance of snow. waves 1 to 3 ft. 
.sunday...south winds 10 to 20 kt increasing to 30 kt. slight
chance of snow. waves 2 to 4 ft building to 5 to 8 ft
occasionally to 10 ft. 
.sunday night...south winds to 30 kt. chance of snow. waves 8 to
11 ft occasionally to 14 ft. 
.monday...south winds 15 to 25 kt becoming west 10 to 20 kt.
drizzle and snow in the morning, then rain and snow likely in the
afternoon. waves 8 to 11 ft occasionally to 14 ft subsiding to
6 to 9 ft occasionally to 12 ft. 
.monday night...north winds 10 to 15 kt. waves 4 to 6 ft
occasionally to 8 ft subsiding to 2 to 4 ft. 
.tuesday...northeast winds 5 to 10 kt becoming southeast. waves
1 to 2 ft. 
.tuesday night...south winds 5 to 10 kt increasing to 10 to
15 kt. waves 1 to 2 ft. 
.wednesday...south winds 10 to 15 kt. waves 1 to 3 ft. 
.thursday...south winds 10 to 15 kt. waves 1 to 3 ft.  

$$

fzus63 kmkx 220252
glflm 
expires:202412221015;;173191

open lake forecast for lake michigan
national weather service milwaukee/sullivan wi
852 pm cst sat dec 21 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...

no major changes to the going forecast since the previous
synopsis.

high pressure of 30.6 inches will continue to move eastward 
through the region overnight, shifting to the eastern great lakes 
region tomorrow.

light winds through tonight will become southerly and pick up 
tomorrow into tomorrow night on the back side of the high and 
ahead of an approaching low. southerly gusts up to 30 knots are 
expected during this period. low pressure of 30.0 inches will then
cross lake michigan on monday, with breezy north to northwest 
winds developing on the back side of the low later monday into 
monday night. lighter winds will return on tuesday as high 
pressure of 30.3 inches builds in from the northwest.


lmz080-669-671-673-675-777-779-870-872-874-876-878-221015-
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 pm cst sat dec 21 2024

sheboygan wi to pentwater mi south...

.rest of tonight...north winds 5 to 10 kt becoming east late this
evening, then veering to south after midnight becoming 10 to
20 kt late. slight chance of snow. waves 2 to 4 ft. 
.sunday...south winds 10 to 20 kt increasing to 30 kt. waves 3 to
5 ft building to 4 to 7 ft occasionally to 9 ft.
.sunday night...south winds to 30 kt. waves 6 to 9 ft
occasionally to 12 ft building to 8 to 11 ft occasionally to
14 ft. 
.monday...south winds to 30 kt becoming southwest 15 to 25 kt.
snow likely in the morning, then rain likely in the afternoon.
waves 8 to 11 ft occasionally to 14 ft subsiding to 7 to 10 ft
occasionally to 13 ft. 
.monday night...northwest winds 10 to 20 kt becoming north 10 to
15 kt. waves 4 to 7 ft occasionally to 9 ft subsiding to 2 to
4 ft. 
.tuesday...northeast winds 5 to 10 kt becoming east. waves 1 to
3 ft. 
.tuesday night...southeast winds 5 to 10 kt. waves 1 to 2 ft. 
.wednesday...southeast winds 10 to 15 kt. waves 1 to 3 ft. 
.thursday...southeast winds 10 to 15 kt increasing to 10 to
20 kt. waves 2 to 4 ft.  

$$

fzus63 kmqt 220250
glfls 
expires:202412221100;;173116

open lake forecast for lake superior
national weather service marquette mi
950 pm est sat dec 21 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...high pressure centered over the upper great lakes 
tonight at 30.6 inches will slowly meander east to new england early 
monday while weakening to 30.5 inches. a 29.8 inch low pressure 
system over southeast south dakota sunday evening will track to 
western wisconsin monday morning while weakening to 29.9 inches.
as the low approaches lower michigan, it continues to fill further
to 30.0 inches monday evening. this low pressure system exits 
into the lower great lakes tuesday morning, followed by ridging 
building to 30.3 inches through the remainder of wednesday and 
into thursday as low pressure at 29.6 inches tracks across the 
southern plains.


lsz162-221100-
lake superior west of a line from saxon harbor wi to grand
portage mn beyond 5nm-
950 pm est sat dec 21 2024 /850 pm cst sat dec 21 2024/

.rest of tonight...south winds 10 to 20 knots increasing to 15 to
25 knots by midnight. scattered snow showers. waves calm to
2 feet building to 1 to 3 feet. 
.sunday...south winds 15 to 25 knots diminishing to 10 to
20 knots by mid afternoon. scattered snow showers. waves building
to 3 to 5 feet occasionally to 7 feet, then subsiding to 2 to
4 feet. 
.sunday night...southwest winds 5 to 15 knots veering north late.
a slight chance of snow showers after midnight. waves subsiding
to calm to 2 feet. 
.monday...northeast winds 5 to 15 knots increasing to 10 to
20 knots in the afternoon. a slight chance of snow showers in the
morning. waves building to 1 to 3 feet, then subsiding to calm to
2 feet. 
.monday night...northeast winds 5 to 15 knots veering east after
midnight. waves calm to 2 feet. 
.tuesday...south winds 5 to 15 knots becoming southwest 10 to
20 knots in the afternoon. waves calm to 2 feet. 
.tuesday night...southwest winds 10 to 20 knots. waves calm to
2 feet. 
.wednesday...southwest winds 10 to 20 knots backing south. waves
calm to 2 feet. 
.thursday...south winds 10 to 20 knots. waves calm to 2 feet. 

note, wave height forecasts are for ice free areas.

$$

fzus63 kmqt 220250
glfls 
expires:202412221100;;173117

open lake forecast for lake superior
national weather service marquette mi
950 pm est sat dec 21 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...high pressure centered over the upper great lakes 
tonight at 30.6 inches will slowly meander east to new england early 
monday while weakening to 30.5 inches. a 29.8 inch low pressure 
system over southeast south dakota sunday evening will track to 
western wisconsin monday morning while weakening to 29.9 inches.
as the low approaches lower michigan, it continues to fill further
to 30.0 inches monday evening. this low pressure system exits 
into the lower great lakes tuesday morning, followed by ridging 
building to 30.3 inches through the remainder of wednesday and 
into thursday as low pressure at 29.6 inches tracks across the 
southern plains.


lsz263-221100-
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-
950 pm est sat dec 21 2024

.rest of tonight...south winds 5 to 15 knots increasing to 10 to
20 knots by midnight. scattered snow showers. waves calm to
2 feet building to 2 to 4 feet. 
.sunday...south winds 15 to 25 knots diminishing to 10 to 20 
knots by mid afternoon. scattered snow showers. waves building to 
3 to 5 feet occasionally to 7 feet, then subsiding to 2 to 4 feet.
.sunday night...south winds 10 to 20 knots veering southwest by
midnight, then diminishing to 5 to 15 knots late. a slight chance
of snow showers. waves subsiding to calm to 2 feet. 
.monday...northeast winds 10 to 20 knots backing north in the
afternoon. a slight chance of snow showers. waves building to
2 to 4 feet, then subsiding to 1 to 3 feet. 
.monday night...northeast winds 5 to 15 knots. waves subsiding to
calm to 2 feet. 
.tuesday...south winds 5 to 15 knots veering southwest in the
afternoon. waves calm to 2 feet. 
.tuesday night...southwest winds 10 to 20 knots. waves building
to 1 to 3 feet. 
.wednesday...southwest winds 5 to 15 knots backing south. waves
subsiding to calm to 2 feet. 
.thursday...south winds 5 to 15 knots. waves calm to 2 feet. 

note, wave height forecasts are for ice free areas.

$$

fzus63 kmqt 220250
glfls 
expires:202412221100;;173118

open lake forecast for lake superior
national weather service marquette mi
950 pm est sat dec 21 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...high pressure centered over the upper great lakes 
tonight at 30.6 inches will slowly meander east to new england early 
monday while weakening to 30.5 inches. a 29.8 inch low pressure 
system over southeast south dakota sunday evening will track to 
western wisconsin monday morning while weakening to 29.9 inches.
as the low approaches lower michigan, it continues to fill further
to 30.0 inches monday evening. this low pressure system exits 
into the lower great lakes tuesday morning, followed by ridging 
building to 30.3 inches through the remainder of wednesday and 
into thursday as low pressure at 29.6 inches tracks across the 
southern plains.


lsz264-221100-
lake superior from upper entrance to portage canal to manitou
island mi 5nm off shore to the us/canadian border-
950 pm est sat dec 21 2024

.rest of tonight...south winds 5 to 15 knots increasing to 10 to
20 knots late. scattered snow showers. waves calm to 2 feet
building to 2 to 4 feet. 
.sunday...south winds 10 to 20 knots increasing to 15 to 25 knots
by late morning, then diminishing to 10 to 20 knots by mid
afternoon. scattered snow showers. waves building to 3 to 6 feet
occasionally to 8 feet. 
.sunday night...south winds 10 to 20 knots veering southwest by
midnight, then diminishing to 5 to 15 knots late. a slight chance
of snow showers. waves subsiding to 1 to 3 feet. 
.monday...north winds 5 to 15 knots increasing to 10 to 20 knots
in the afternoon. a slight chance of snow showers in the morning.
waves subsiding to calm to 2 feet, then building to 2 to 4 feet. 
.monday night...north winds 5 to 15 knots veering northeast after
midnight. waves subsiding to calm to 2 feet. 
.tuesday...south winds 5 to 15 knots veering southwest in the
afternoon. waves calm to 2 feet. 
.tuesday night...southwest winds 10 to 20 knots. waves building
to 1 to 3 feet. 
.wednesday...southwest winds 5 to 15 knots backing south. waves
subsiding to calm to 2 feet. 
.thursday...south winds 5 to 15 knots. waves calm to 2 feet. 

note, wave height forecasts are for ice free areas.

$$

fzus63 kmqt 220250
glfls 
expires:202412221100;;173119

open lake forecast for lake superior
national weather service marquette mi
950 pm est sat dec 21 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...high pressure centered over the upper great lakes 
tonight at 30.6 inches will slowly meander east to new england early 
monday while weakening to 30.5 inches. a 29.8 inch low pressure 
system over southeast south dakota sunday evening will track to 
western wisconsin monday morning while weakening to 29.9 inches.
as the low approaches lower michigan, it continues to fill further
to 30.0 inches monday evening. this low pressure system exits 
into the lower great lakes tuesday morning, followed by ridging 
building to 30.3 inches through the remainder of wednesday and 
into thursday as low pressure at 29.6 inches tracks across the 
southern plains.


lsz265-221100-
lake superior west of line from manitou island to marquette mi
beyond 5nm from shore-
950 pm est sat dec 21 2024

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

note, wave height forecasts are for ice free areas.

$$

fzus63 kmqt 220250
glfls 
expires:202412221100;;173120

open lake forecast for lake superior
national weather service marquette mi
950 pm est sat dec 21 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...high pressure centered over the upper great lakes 
tonight at 30.6 inches will slowly meander east to new england early 
monday while weakening to 30.5 inches. a 29.8 inch low pressure 
system over southeast south dakota sunday evening will track to 
western wisconsin monday morning while weakening to 29.9 inches.
as the low approaches lower michigan, it continues to fill further
to 30.0 inches monday evening. this low pressure system exits 
into the lower great lakes tuesday morning, followed by ridging 
building to 30.3 inches through the remainder of wednesday and 
into thursday as low pressure at 29.6 inches tracks across the 
southern plains.


lsz266-221100-
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-
950 pm est sat dec 21 2024

.rest of tonight...south winds 5 to 15 knots increasing to 15 to
25 knots late. scattered snow showers. waves calm to 2 feet
building to 2 to 4 feet. 
.sunday...south winds 20 to 30 knots. scattered snow showers.
waves building to 6 to 9 feet occasionally to 11 feet. 
.sunday night...south winds 20 to 30 knots becoming southwest
15 to 25 knots by midnight, then diminishing to 10 to 20 knots
late. a slight chance of snow showers. waves subsiding to 3 to
5 feet occasionally to 7 feet. 
.monday...southwest winds 5 to 15 knots veering north in the
afternoon. a slight chance of snow showers. waves subsiding to
calm to 2 feet, then building to 1 to 3 feet. 
.monday night...north winds 10 to 20 knots diminishing to 5 to
15 knots after midnight. waves building to 2 to 4 feet, then
subsiding to calm to 2 feet. 
.tuesday...south winds 5 to 15 knots. waves calm to 2 feet. 
.tuesday night...south winds 10 to 20 knots veering southwest
after midnight. waves building to 1 to 3 feet. 
.wednesday...southwest winds 10 to 20 knots backing south. waves
subsiding to calm to 2 feet. 
.thursday...south winds 10 to 20 knots. waves calm to 2 feet. 

note, wave height forecasts are for ice free areas.

$$

fzus63 kmqt 220250
glfls 
expires:202412221100;;173121

open lake forecast for lake superior
national weather service marquette mi
950 pm est sat dec 21 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...high pressure centered over the upper great lakes 
tonight at 30.6 inches will slowly meander east to new england early 
monday while weakening to 30.5 inches. a 29.8 inch low pressure 
system over southeast south dakota sunday evening will track to 
western wisconsin monday morning while weakening to 29.9 inches.
as the low approaches lower michigan, it continues to fill further
to 30.0 inches monday evening. this low pressure system exits 
into the lower great lakes tuesday morning, followed by ridging 
building to 30.3 inches through the remainder of wednesday and 
into thursday as low pressure at 29.6 inches tracks across the 
southern plains.


lsz267-221100-
lake superior from grand marais mi to whitefish point mi 5nm off
shore to the us/canadian border-
950 pm est sat dec 21 2024

.rest of tonight...south winds 5 to 15 knots increasing to 15 to
25 knots late. scattered snow showers. waves calm to 2 feet
building to 1 to 3 feet. 
.sunday...south winds 15 to 25 knots increasing to 20 to
30 knots. scattered snow showers. waves building to 4 to 7 feet
occasionally to 9 feet. 
.sunday night...south winds 20 to 30 knots diminishing to 15 to
25 knots late. scattered snow showers. waves subsiding to 3 to
5 feet occasionally to 7 feet. 
.monday...south winds 10 to 20 knots backing north in the
afternoon. a chance of snow showers. waves subsiding to calm to
2 feet. 
.monday night...northeast winds 10 to 20 knots. waves calm to
2 feet. 
.tuesday...east winds 5 to 15 knots veering south in the
afternoon. waves calm to 2 feet. 
.tuesday night...south winds 10 to 20 knots veering southwest
after midnight. waves building to 1 to 3 feet. 
.wednesday...south winds 10 to 20 knots. waves subsiding to calm
to 2 feet. 
.thursday...south winds 10 to 20 knots. waves calm to 2 feet. 

note, wave height forecasts are for ice free areas.

$$