fzus63 kdtx 241447
glflh 
expires:202201242100;;744542

open lake forecast for lake huron
national weather service detroit/pontiac mi
947 am est mon jan 24 2022

for waters beyond five nautical miles off shore on lake huron

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

.synopsis...a low pressure system, 29.60 inches, will move across
michigan today bringing widespread snowfall and southwest across
the central great lakes. southwest winds shift to northwest in
the wake of this system for monday evening into tuesday and gust
to around 25 knots. high pressure, 30.60 inches, then builds
southward out of the northern plains into wednesday bring lighter
winds with gusts at or below 20 knots. southwest winds increase
again on thursday with gusts to around 30 knots currently
forecast.


lhz361-242100-
lake huron from 5nm east of mackinac bridge to presque isle lt
beyond 5 nm off shore-
947 am est mon jan 24 2022

.rest of today...southwest winds 10 to 15 knots decreasing to
5 to 10 knots in the afternoon. a chance of snow. waves 2 to
4 feet subsiding to 1 to 3 feet in the afternoon. 
.tonight...northwest winds 10 to 15 knots increasing to 15 to
20 knots in the late evening and early morning...then becoming
north 10 to 15 knots early in the morning. waves 2 to 4 feet
building to 3 to 5 feet in the late evening and overnight. 
.tuesday...north winds 10 to 15 knots decreasing to 5 to 10 knots
early in the afternoon. waves 2 to 4 feet subsiding to 1 to
3 feet early in the afternoon. 
.tuesday night...north winds 5 to 10 knots. waves 1 to 3 feet. 
.wednesday...north winds 5 to 10 knots becoming southwest 10 to
15 knots late in the morning...then increasing to 15 to 20 knots
with gusts to around 30 knots late in the afternoon. waves 1 to
3 feet building to 4 to 6 feet late in the afternoon. waves
occasionally around 8 feet. 
.thursday...southwest winds 15 to 20 knots veering to the west
early in the evening...then becoming northwest 10 to 15 knots in
the late evening and early morning. snow showers likely early in
the morning...then a chance of snow showers early in the evening.
waves 4 to 6 feet. waves occasionally around 8 feet. 
.friday...north winds 10 to 15 knots decreasing to 5 to 10 knots
in the late morning and early afternoon...then becoming northwest
10 to 15 knots early in the evening becoming southwest 5 to
10 knots in the late evening and early morning. waves 2 to 4 feet
subsiding to 1 to 3 feet. 

wave heights are for ice free areas.

$$

fzus63 kdtx 241447
glflh 
expires:202201242100;;744543

open lake forecast for lake huron
national weather service detroit/pontiac mi
947 am est mon jan 24 2022

for waters beyond five nautical miles off shore on lake huron

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

.synopsis...a low pressure system, 29.60 inches, will move across
michigan today bringing widespread snowfall and southwest across
the central great lakes. southwest winds shift to northwest in
the wake of this system for monday evening into tuesday and gust
to around 25 knots. high pressure, 30.60 inches, then builds
southward out of the northern plains into wednesday bring lighter
winds with gusts at or below 20 knots. southwest winds increase
again on thursday with gusts to around 30 knots currently
forecast.


lhz362-363-242100-
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-
947 am est mon jan 24 2022

.rest of today...south winds 15 to 20 knots becoming southwest
10 to 15 knots late in the afternoon. snow. waves 4 to 6 feet.
waves occasionally around 8 feet. 
.tonight...southwest winds 10 to 15 knots becoming northwest
15 to 20 knots late in the evening...then increasing to 20 to
25 knots after midnight decreasing to 15 to 20 knots early in the
morning. a chance of snow in the evening. freezing spray after
midnight. waves 3 to 5 feet building to 6 to 9 feet after
midnight. waves occasionally around 12 feet. 
.tuesday...northwest winds 15 to 20 knots. freezing spray in the
morning. waves 5 to 7 feet. waves occasionally around 10 feet. 
.tuesday night...north winds 10 to 15 knots. waves 3 to 5 feet. 
.wednesday...north winds 5 to 10 knots becoming west 10 to
15 knots late in the morning...then becoming southwest 15 to
20 knots with gusts to around 30 knots late in the afternoon
increasing to 20 to 25 knots with gusts to around 30 knots late
in the evening. freezing spray late in the evening. waves 2 to
4 feet subsiding to 1 to 3 feet late in the morning...then
building to 8 to 12 feet late in the afternoon. waves
occasionally around 15 feet. 
.thursday...southwest winds 20 to 25 knots with gusts to around
30 knots decreasing to 15 to 20 knots early in the evening...then
veering to the northwest in the late evening and early morning.
freezing spray early in the morning. a chance of snow showers.
waves 8 to 12 feet subsiding to 4 to 6 feet in the late evening
and early morning. waves occasionally around 15 feet. 
.friday...north winds 15 to 20 knots decreasing to 10 to 15 knots
until early evening...then backing to the west in the late
evening and early morning. waves 4 to 6 feet. waves occasionally
around 8 feet. 

wave heights are for ice free areas.

$$

fzus63 kdtx 241447
glflh 
expires:202201242100;;744544

open lake forecast for lake huron
national weather service detroit/pontiac mi
947 am est mon jan 24 2022

for waters beyond five nautical miles off shore on lake huron

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

.synopsis...a low pressure system, 29.60 inches, will move across
michigan today bringing widespread snowfall and southwest across
the central great lakes. southwest winds shift to northwest in
the wake of this system for monday evening into tuesday and gust
to around 25 knots. high pressure, 30.60 inches, then builds
southward out of the northern plains into wednesday bring lighter
winds with gusts at or below 20 knots. southwest winds increase
again on thursday with gusts to around 30 knots currently
forecast.


lhz462>464-242100-
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-
947 am est mon jan 24 2022

.rest of today...south winds 15 to 20 knots decreasing to 10 to
15 knots late in the afternoon. snow. waves 3 to 5 feet. 
.tonight...southwest winds 10 to 15 knots veering to the west
late in the evening...then becoming northwest 15 to 20 knots
after midnight. a chance of snow. freezing spray after midnight.
waves 2 to 4 feet building to 6 to 9 feet after midnight. waves
occasionally around 12 feet. 
.tuesday...northwest winds 15 to 20 knots. freezing spray. a
chance of snow showers. waves 5 to 7 feet. waves occasionally
around 10 feet. 
.tuesday night...northwest winds 10 to 15 knots. waves 3 to
5 feet. 
.wednesday...northwest winds 10 to 15 knots becoming west 5 to
10 knots late in the morning...then becoming southwest 15 to
20 knots with gusts to around 30 knots late in the afternoon.
waves 2 to 4 feet building to 4 to 6 feet late in the afternoon.
waves occasionally around 8 feet. 
.thursday...southwest winds 20 to 25 knots with gusts to around
30 knots decreasing to 15 to 20 knots until early evening...then
veering to the west in the late evening and early morning.
freezing spray early in the morning. a chance of snow showers.
waves 5 to 7 feet. waves occasionally around 10 feet. 
.friday...northwest winds 15 to 20 knots decreasing to 10 to
15 knots. waves 4 to 6 feet. waves occasionally around 8 feet. 

wave heights are for ice free areas.

$$

fzus63 kmkx 241518
glflm 
expires:202201242300;;746035

open lake forecast for lake michigan
national weather service milwaukee/sullivan wi
918 am cst mon jan 24 2022

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 of 29.6 inches will slide across southern lake
michigan this morning. breezy southwest winds early ahead of the
low will transition to breezy northerly winds by late afternoon 
behind the low. strong high pressure of 30.7 inches over north 
dakota tuesday morning will slide southeast to just south of lake 
michigan by wednesday afternoon, while weakening just a little to 
30.6 inches. winds will be breezy at times through this period. 
stronger southwest winds are then expected wednesday evening into 
wednesday night as the high departs ahead of an approaching low, 
with increasing confidence in a period of gale force winds, 
particularly across the north half of the lake. 

freezing spray will remain possible at times through this week.


lmz080-669-671-673-675-777-779-870-872-874-876-878-242300-
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-
918 am cst mon jan 24 2022

sheboygan wi to pentwater mi south...

.rest of today...west winds 10 to 20 kt veering to northwest
15 to 25 kt. light freezing spray. snow late this morning, then
chance of snow this afternoon. waves 3 to 5 ft building to 4 to
6 ft occasionally to 8 ft. 
.tonight...northwest winds 15 to 25 kt diminishing to 10 to
20 kt. light freezing spray in the evening, then freezing spray
overnight. chance of snow. waves 5 to 8 ft occasionally to 10 ft.
.tuesday...northwest winds 10 to 20 kt. freezing spray. chance of
snow. waves 4 to 7 ft occasionally to 9 ft subsiding to 4 to 6 ft
occasionally to 8 ft. 
.tuesday night...northwest winds 10 to 20 kt. freezing spray.
chance of snow showers. waves 4 to 6 ft occasionally to 8 ft.
.wednesday...west winds 10 to 15 kt becoming southwest 15 to
25 kt in the afternoon. freezing spray. waves 3 to 5 ft. 
.wednesday night...southwest winds to 30 kt. freezing spray.
waves 6 to 9 ft occasionally to 12 ft building to 7 to 10 ft
occasionally to 13 ft. 
.thursday...southwest winds to 30 kt becoming west. light
freezing spray. chance of snow showers. waves 7 to 10 ft
occasionally to 13 ft. 
.friday...north winds 10 to 20 kt becoming northwest. light
freezing spray. waves 4 to 7 ft occasionally to 9 ft subsiding to
4 to 6 ft occasionally to 8 ft.  

$$

fzus63 kmkx 241518
glflm 
expires:202201242300;;746034

open lake forecast for lake michigan
national weather service milwaukee/sullivan wi
918 am cst mon jan 24 2022

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 of 29.6 inches will slide across southern lake
michigan this morning. breezy southwest winds early ahead of the
low will transition to breezy northerly winds by late afternoon 
behind the low. strong high pressure of 30.7 inches over north 
dakota tuesday morning will slide southeast to just south of lake 
michigan by wednesday afternoon, while weakening just a little to 
30.6 inches. winds will be breezy at times through this period. 
stronger southwest winds are then expected wednesday evening into 
wednesday night as the high departs ahead of an approaching low, 
with increasing confidence in a period of gale force winds, 
particularly across the north half of the lake. 

freezing spray will remain possible at times through this week.


lmz261-362-364-366-563-565-567-868-242300-
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-
918 am cst mon jan 24 2022

sheboygan wi to pentwater mi north...

.rest of today...northwest winds 10 to 15 kt becoming north 15 to
25 kt. chance of snow. light freezing spray this afternoon. waves
3 to 5 ft building to 4 to 6 ft occasionally to 8 ft. 
.tonight...north winds 15 to 25 kt becoming northwest 10 to
20 kt. freezing spray. chance of snow in the evening, then slight
chance of snow overnight. waves 4 to 7 ft occasionally to 9 ft
subsiding to 4 to 6 ft occasionally to 8 ft. 
.tuesday...northwest winds 10 to 20 kt. freezing spray. chance of
snow. waves 3 to 5 ft. 
.tuesday night...northwest winds 10 to 20 kt. freezing spray.
waves 3 to 5 ft. 
.wednesday...west winds 10 to 20 kt becoming southwest to 30 kt
in the afternoon. freezing spray in the afternoon. waves 2 to
4 ft building to 5 to 8 ft occasionally to 10 ft. 
.wednesday night...southwest gales to 40 kt. freezing spray.
chance of snow showers. waves 10 to 14 ft occasionally to 18 ft. 
.thursday...west gales to 35 kt becoming northwest to 30 kt.
light freezing spray. chance of snow showers. waves 8 to 11 ft
occasionally to 14 ft subsiding to 5 to 8 ft occasionally to
10 ft. 
.friday...north winds 10 to 20 kt becoming west. light freezing
spray. waves 4 to 6 ft occasionally to 8 ft subsiding to 3 to
5 ft.  

$$

fzus63 kmqt 241507
glfls 
expires:202201242315;;745393

open lake forecast for lake superior
national weather service marquette mi
1007 am est mon jan 24 2022

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 29.7 inch trough is oriented southwest to northeast
across eastern lake superior this morning. it will settle south 
of the lake by this afternoon. in its wake, 30.5 inch high 
pressure over saskatchewan this morning will build to 30.7 inches 
as it moves to the dakotas by tuesday afternoon. as this high 
settles to the middle mississippi valley tuesday night, it will 
extend a 30.5 inch ridge to upper michigan. the high will then 
weaken to 30.5 inches as it shifts to the ohio valley by wednesday
evening. meanwhile, a 29.3 inch low pressure trough extending 
from hudson bay to saskatchewan wednesday morning will weaken to 
29.8 inches as it drops southeast, crossing lake superior thursday
morning. following the trough, a 30.4 inch high pressure ridge 
will shift southeast, passing across lake superior late thursday 
night and friday morning. a weak 30.2 inch low pressure trough 
will then move southeast across lake superior during friday night.

&&


lsz264-242315-
lake superior from upper entrance to portage canal to manitou
island mi 5nm off shore to the us/canadian border-
1007 am est mon jan 24 2022

...heavy freezing spray warning in effect through tuesday
evening...

.rest of today...north winds 10 to 20 knots increasing to 15 to
25 knots by mid afternoon. heavy freezing spray. isolated snow
showers. waves 3 to 6 feet occasionally to 8 feet. 
.tonight...north winds 10 to 20 knots diminishing to 5 to
15 knots late. heavy freezing spray. snow showers. waves building
to 4 to 7 feet occasionally to 9 feet, then subsiding to 3 to
5 feet occasionally to 7 feet. 
.tuesday...north winds 5 to 15 knots. heavy freezing spray. snow
showers likely. waves 3 to 5 feet occasionally to 7 feet. 
.tuesday night...northwest winds 5 to 15 knots backing west after
midnight. heavy freezing spray in the evening. snow showers
likely in the evening, then a chance of snow showers after
midnight. waves subsiding to 1 to 3 feet. 
.wednesday...southwest gales to 40 knots. heavy freezing spray. a
chance of snow showers. waves building to 10 to 14 feet
occasionally to 18 feet. 
.wednesday night...southwest gales to 40 knots becoming west
gales to 35 knots after midnight. freezing spray. a chance of
snow in the evening. snow likely after midnight. waves subsiding
to 7 to 10 feet occasionally to 13 feet. 
.thursday...north gales to 35 knots diminishing to 20 to
30 knots. a chance of snow. heavy freezing spray. waves subsiding
to 2 to 4 feet. 
.friday...west winds 10 to 20 knots becoming northwest 5 to
15 knots. freezing spray. waves subsiding to 1 to 3 feet. 

$$

fzus63 kmqt 241507
glfls 
expires:202201242315;;745394

open lake forecast for lake superior
national weather service marquette mi
1007 am est mon jan 24 2022

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 29.7 inch trough is oriented southwest to northeast
across eastern lake superior this morning. it will settle south 
of the lake by this afternoon. in its wake, 30.5 inch high 
pressure over saskatchewan this morning will build to 30.7 inches 
as it moves to the dakotas by tuesday afternoon. as this high 
settles to the middle mississippi valley tuesday night, it will 
extend a 30.5 inch ridge to upper michigan. the high will then 
weaken to 30.5 inches as it shifts to the ohio valley by wednesday
evening. meanwhile, a 29.3 inch low pressure trough extending 
from hudson bay to saskatchewan wednesday morning will weaken to 
29.8 inches as it drops southeast, crossing lake superior thursday
morning. following the trough, a 30.4 inch high pressure ridge 
will shift southeast, passing across lake superior late thursday 
night and friday morning. a weak 30.2 inch low pressure trough 
will then move southeast across lake superior during friday night.

&&


lsz265-242315-
lake superior west of line from manitou island to marquette mi
beyond 5nm from shore-
1007 am est mon jan 24 2022

...heavy freezing spray warning in effect through tuesday
evening...

.rest of today...north winds 15 to 25 knots becoming northwest
20 to 30 knots by mid afternoon. heavy freezing spray. scattered
snow showers. waves 2 to 4 feet building to 3 to 6 feet
occasionally to 8 feet. 
.tonight...northwest winds 15 to 25 knots veering north by
midnight, then becoming northwest 10 to 20 knots late. heavy
freezing spray. snow showers likely. waves building to 4 to
7 feet occasionally to 9 feet, then subsiding to 3 to 6 feet
occasionally to 8 feet. 
.tuesday...northwest winds 10 to 20 knots increasing to 15 to
25 knots by mid afternoon. heavy freezing spray. snow showers
likely. waves subsiding to 3 to 5 feet occasionally to 7 feet. 
.tuesday night...northwest winds 10 to 20 knots backing west
after midnight. heavy freezing spray. snow showers in the
evening. a chance of snow showers after midnight. waves subsiding
to 1 to 3 feet. 
.wednesday...southwest winds 15 to 25 knots increasing to 20 to
30 knots in the afternoon. heavy freezing spray. waves building
to 3 to 6 feet occasionally to 8 feet. 
.wednesday night...southwest gales to 35 knots diminishing to
20 to 30 knots after midnight. heavy freezing spray. a chance of
snow in the evening. snow likely after midnight. waves building
to 4 to 7 feet occasionally to 9 feet, then subsiding to 3 to
6 feet occasionally to 8 feet. 
.thursday...northwest winds 20 to 30 knots becoming north. heavy 
freezing spray. a chance of snow. waves subsiding to 3 to 5 feet 
occasionally to 7 feet, then building to 5 to 8 feet occasionally 
to 10 feet. 
.friday...west winds 10 to 20 knots. waves subsiding to calm to
2 feet. 

$$

fzus63 kmqt 241507
glfls 
expires:202201242315;;745395

open lake forecast for lake superior
national weather service marquette mi
1007 am est mon jan 24 2022

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 29.7 inch trough is oriented southwest to northeast
across eastern lake superior this morning. it will settle south 
of the lake by this afternoon. in its wake, 30.5 inch high 
pressure over saskatchewan this morning will build to 30.7 inches 
as it moves to the dakotas by tuesday afternoon. as this high 
settles to the middle mississippi valley tuesday night, it will 
extend a 30.5 inch ridge to upper michigan. the high will then 
weaken to 30.5 inches as it shifts to the ohio valley by wednesday
evening. meanwhile, a 29.3 inch low pressure trough extending 
from hudson bay to saskatchewan wednesday morning will weaken to 
29.8 inches as it drops southeast, crossing lake superior thursday
morning. following the trough, a 30.4 inch high pressure ridge 
will shift southeast, passing across lake superior late thursday 
night and friday morning. a weak 30.2 inch low pressure trough 
will then move southeast across lake superior during friday night.

&&


lsz266-242315-
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-
1007 am est mon jan 24 2022

...heavy freezing spray warning in effect through tuesday
evening...

.rest of today...north winds 15 to 25 knots becoming northwest
20 to 30 knots by mid afternoon. heavy freezing spray. numerous
snow showers. waves 3 to 5 feet occasionally to 7 feet building
to 4 to 7 feet occasionally to 9 feet. 
.tonight...north winds 15 to 25 knots. heavy freezing spray. snow
showers. waves building to 5 to 8 feet occasionally to 10 feet,
then subsiding to 3 to 6 feet occasionally to 8 feet. 
.tuesday...north winds 15 to 25 knots diminishing to 10 to
20 knots by late morning, then becoming northwest 15 to 25 knots
by mid afternoon. heavy freezing spray. snow showers. waves 3 to
6 feet occasionally to 8 feet. 
.tuesday night...northwest winds 15 to 25 knots becoming west
10 to 20 knots after midnight. heavy freezing spray. snow showers
in the evening. a chance of snow showers after midnight. waves
subsiding to 2 to 4 feet. 
.wednesday...southwest winds 20 to 30 knots becoming south gales
to 35 knots in the afternoon. a chance of snow showers in the
morning. heavy freezing spray. waves building to 7 to 10 feet
occasionally to 13 feet. 
.wednesday night...southwest gales to 35 knots. heavy freezing
spray. a chance of snow in the evening. snow likely after
midnight. waves building to 9 to 12 feet occasionally to 15 feet,
then subsiding to 7 to 10 feet occasionally to 13 feet. 
.thursday...northwest gales to 35 knots becoming north 20 to
30 knots. heavy freezing spray. a chance of snow. waves subsiding
to 6 to 9 feet occasionally to 11 feet, then building to 7 to
10 feet occasionally to 13 feet. 
.friday...west winds 10 to 20 knots. freezing spray. waves
subsiding to 1 to 3 feet. 

$$

fzus63 kmqt 241507
glfls 
expires:202201242315;;745396

open lake forecast for lake superior
national weather service marquette mi
1007 am est mon jan 24 2022

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 29.7 inch trough is oriented southwest to northeast
across eastern lake superior this morning. it will settle south 
of the lake by this afternoon. in its wake, 30.5 inch high 
pressure over saskatchewan this morning will build to 30.7 inches 
as it moves to the dakotas by tuesday afternoon. as this high 
settles to the middle mississippi valley tuesday night, it will 
extend a 30.5 inch ridge to upper michigan. the high will then 
weaken to 30.5 inches as it shifts to the ohio valley by wednesday
evening. meanwhile, a 29.3 inch low pressure trough extending 
from hudson bay to saskatchewan wednesday morning will weaken to 
29.8 inches as it drops southeast, crossing lake superior thursday
morning. following the trough, a 30.4 inch high pressure ridge 
will shift southeast, passing across lake superior late thursday 
night and friday morning. a weak 30.2 inch low pressure trough 
will then move southeast across lake superior during friday night.

&&


lsz267-242315-
lake superior from grand marais mi to whitefish point mi 5nm off
shore to the us/canadian border-
1007 am est mon jan 24 2022

...heavy freezing spray warning in effect through tuesday
evening...

.rest of today...north winds 10 to 20 knots increasing to 20 to
30 knots by mid afternoon. freezing spray. scattered snow
showers. waves 3 to 6 feet occasionally to 8 feet. 
.tonight...north winds 15 to 25 knots diminishing to 10 to
20 knots late. heavy freezing spray. snow showers likely. waves
building to 4 to 7 feet occasionally to 9 feet, then subsiding to
3 to 5 feet occasionally to 7 feet. 
.tuesday...north winds 10 to 20 knots. freezing spray. snow
showers. waves subsiding to 2 to 4 feet, then building to 3 to
5 feet occasionally to 7 feet. 
.tuesday night...north winds 10 to 20 knots. heavy freezing
spray. snow showers in the evening. a chance of snow showers
after midnight. waves subsiding to 1 to 3 feet. 
.wednesday...southwest winds 15 to 25 knots becoming south gales
to 35 knots in the afternoon. a chance of snow showers in the
morning. heavy freezing spray. waves building to 6 to 9 feet
occasionally to 11 feet. 
.wednesday night...southwest gales to 40 knots. heavy freezing
spray. a chance of snow in the evening. snow after midnight.
waves building to 8 to 11 feet occasionally to 14 feet, then
subsiding to 6 to 9 feet occasionally to 11 feet. 
.thursday...northwest gales to 35 knots becoming north 20 to
30 knots. heavy freezing spray. a chance of snow. waves subsiding
to 5 to 8 feet occasionally to 10 feet, then building to 7 to
10 feet occasionally to 13 feet. 
.friday...west winds 10 to 20 knots. freezing spray. waves
subsiding to 1 to 3 feet. 

$$

fzus63 kmqt 241507
glfls 
expires:202201242315;;745391

open lake forecast for lake superior
national weather service marquette mi
1007 am est mon jan 24 2022

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 29.7 inch trough is oriented southwest to northeast
across eastern lake superior this morning. it will settle south 
of the lake by this afternoon. in its wake, 30.5 inch high 
pressure over saskatchewan this morning will build to 30.7 inches 
as it moves to the dakotas by tuesday afternoon. as this high 
settles to the middle mississippi valley tuesday night, it will 
extend a 30.5 inch ridge to upper michigan. the high will then 
weaken to 30.5 inches as it shifts to the ohio valley by wednesday
evening. meanwhile, a 29.3 inch low pressure trough extending 
from hudson bay to saskatchewan wednesday morning will weaken to 
29.8 inches as it drops southeast, crossing lake superior thursday
morning. following the trough, a 30.4 inch high pressure ridge 
will shift southeast, passing across lake superior late thursday 
night and friday morning. a weak 30.2 inch low pressure trough 
will then move southeast across lake superior during friday night.

&&


lsz162-242315-
lake superior west of a line from saxon harbor wi to grand
portage mn beyond 5nm-
1007 am est mon jan 24 2022 /907 am cst mon jan 24 2022/

...heavy freezing spray warning in effect through tuesday
evening...

.rest of today...north winds 15 to 25 knots backing northwest by
mid afternoon. scattered snow showers late in the morning. heavy
freezing spray. waves 2 to 4 feet. 
.tonight...northwest winds 15 to 25 knots. heavy freezing spray.
a chance of snow showers. waves building to 3 to 5 feet occasionally
to 7 feet, then subsiding to 1 to 3 feet. 
.tuesday...northwest winds 15 to 25 knots diminishing to 10 to
20 knots. heavy freezing spray. a chance of snow showers. waves 
building to 2 to 4 feet, then subsiding to 1 to 3 feet. 
.tuesday night...northwest winds 10 to 20 knots backing west
after midnight. a chance of snow showers. waves subsiding to calm
to 2 feet, then building to 1 to 3 feet. 
.wednesday...southwest gales to 40 knots. heavy freezing spray.
waves building to 8 to 11 feet occasionally to 14 feet. 
.wednesday night...southwest gales to 40 knots diminishing to
20 to 30 knots after midnight. freezing spray. a chance of snow.
waves subsiding to 3 to 6 feet occasionally to 8 feet. 
.thursday...north winds 15 to 25 knots becoming northwest 10 to
20 knots. freezing spray. waves subsiding to calm to 2 feet. 
.friday...west winds 10 to 20 knots. waves building to 1 to
3 feet, then subsiding to calm to 2 feet. 

note, wave height forecasts are for ice free areas.

$$

fzus63 kmqt 241507
glfls 
expires:202201242315;;745392

open lake forecast for lake superior
national weather service marquette mi
1007 am est mon jan 24 2022

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 29.7 inch trough is oriented southwest to northeast
across eastern lake superior this morning. it will settle south 
of the lake by this afternoon. in its wake, 30.5 inch high 
pressure over saskatchewan this morning will build to 30.7 inches 
as it moves to the dakotas by tuesday afternoon. as this high 
settles to the middle mississippi valley tuesday night, it will 
extend a 30.5 inch ridge to upper michigan. the high will then 
weaken to 30.5 inches as it shifts to the ohio valley by wednesday
evening. meanwhile, a 29.3 inch low pressure trough extending 
from hudson bay to saskatchewan wednesday morning will weaken to 
29.8 inches as it drops southeast, crossing lake superior thursday
morning. following the trough, a 30.4 inch high pressure ridge 
will shift southeast, passing across lake superior late thursday 
night and friday morning. a weak 30.2 inch low pressure trough 
will then move southeast across lake superior during friday night.

&&


lsz263-242315-
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-
1007 am est mon jan 24 2022

...heavy freezing spray warning in effect through tuesday
evening...

.rest of today...north winds 15 to 25 knots. freezing spray.
scattered snow showers. waves 3 to 5 feet occasionally to 7 feet
subsiding to 2 to 4 feet, then building to 3 to 5 feet
occasionally to 7 feet. 
.tonight...north winds 15 to 25 knots diminishing to 10 to
20 knots late. heavy freezing spray. a chance of snow showers in
the evening. snow showers after midnight. waves subsiding to 2 to
4 feet. 
.tuesday...north winds 10 to 20 knots backing northwest by mid
afternoon. heavy freezing spray. snow showers likely. waves 2 to
4 feet. 
.tuesday night...northwest winds 10 to 20 knots backing west
after midnight. heavy freezing spray in the evening. snow showers
likely in the evening, then a chance of snow showers after
midnight. waves subsiding to 1 to 3 feet, then building to 2 to
4 feet. 
.wednesday...southwest gales to 45 knots. heavy freezing spray. a
chance of snow showers. waves building to 9 to 12 feet
occasionally to 15 feet. 
.wednesday night...southwest gales to 40 knots. freezing spray. a
chance of snow. waves subsiding to 6 to 9 feet occasionally to
11 feet. 
.thursday...north winds 20 to 30 knots diminishing to 15 to
25 knots. a chance of snow. freezing spray. waves subsiding to
1 to 3 feet. 
.friday...west winds 10 to 20 knots. freezing spray. waves
building to 2 to 4 feet, then subsiding to calm to 2 feet. 

$$