fzus63 kdtx 290758
glflh 
expires:202404291600;;570426

open lake forecast for lake huron
national weather service detroit/pontiac mi
358 am edt mon apr 29 2024

for waters beyond five nautical miles off shore on lake huron

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

.synopsis...low pressure, 29.60 inches, will slowly move from
southern minnesota into western lake superior through the day.
wind direction will veer from northeast to southeast as a result,
with localized sporadic gust to gales possible across north and
north-central lake huron this morning. unsettled weather,
including the chance for thunderstorms, are expected through the
day across the great lakes as multiple frontal boundaries pass
over.


lhz361-362-291600-
lake huron from 5nm east of mackinac bridge to presque isle lt
beyond 5 nm off shore-
lake huron from presque isle light to sturgeon point mi beyond
5nm off shore-
358 am edt mon apr 29 2024

.today...east winds 20 to 25 knots with gusts to 35 knot gales
decreasing to 15 to 20 knots late in the afternoon. showers in
the morning...then a chance of showers in the afternoon. waves
8 to 12 feet. waves occasionally around 15 feet. 
.tonight...east winds 10 to 15 knots decreasing to 5 to 10 knots
in the late evening and early morning...then veering to the
southeast early in the morning. waves 3 to 5 feet subsiding to
2 to 4 feet early in the morning. 
.tuesday...southwest winds 5 to 10 knots. waves 1 to 3 feet. 
.tuesday night...north winds 5 to 10 knots early in the evening
becoming light and variable. waves 2 feet or less. 
.wednesday...southeast winds 5 to 10 knots increasing to 10 to
15 knots late in the morning...then becoming southwest 5 to
10 knots late in the afternoon. waves 1 to 3 feet. 
.thursday...west winds 5 to 10 knots becoming east 10 to 15 knots
until early morning. a chance of showers until early morning.
waves 1 to 3 feet. 
.friday...east winds 10 to 15 knots veering to the south in the
late evening and early morning. a chance of showers. waves 1 to
3 feet building to 2 to 4 feet. 


$$

fzus63 kdtx 290758
glflh 
expires:202404291600;;570427

open lake forecast for lake huron
national weather service detroit/pontiac mi
358 am edt mon apr 29 2024

for waters beyond five nautical miles off shore on lake huron

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

.synopsis...low pressure, 29.60 inches, will slowly move from
southern minnesota into western lake superior through the day.
wind direction will veer from northeast to southeast as a result,
with localized sporadic gust to gales possible across north and
north-central lake huron this morning. unsettled weather,
including the chance for thunderstorms, are expected through the
day across the great lakes as multiple frontal boundaries pass
over.


lhz363-291600-
lake huron from sturgeon point to alabaster mi beyond 5nm off
shore-
358 am edt mon apr 29 2024

.today...east winds 10 to 15 knots veering to the southeast late
in the afternoon. showers and a chance of thunderstorms in the
afternoon. waves 5 to 7 feet. waves occasionally around 10 feet. 
.tonight...southeast winds 10 to 15 knots becoming south 5 to
10 knots in the late evening and overnight. a chance of showers
in the evening. waves 2 to 4 feet subsiding to 1 to 3 feet after
midnight. 
.tuesday...southwest winds 5 to 10 knots becoming south 10 to
15 knots early in the afternoon. waves 1 to 3 feet. 
.tuesday night...north winds 5 to 10 knots early in the evening
becoming light and variable. waves 2 feet or less. 
.wednesday...southeast winds 5 to 10 knots increasing to 10 to
15 knots late in the morning...then becoming south 5 to 10 knots
late in the afternoon. waves 1 to 3 feet. 
.thursday...west winds 5 to 10 knots veering to the east in the
late morning and early afternoon...then increasing to 10 to
15 knots until early morning. a chance of showers until early
morning. waves 1 to 3 feet. 
.friday...southeast winds 10 to 15 knots veering to the south in
the late evening and early morning. a chance of showers. waves
1 to 3 feet. 


$$

fzus63 kdtx 290758
glflh 
expires:202404291600;;570428

open lake forecast for lake huron
national weather service detroit/pontiac mi
358 am edt mon apr 29 2024

for waters beyond five nautical miles off shore on lake huron

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

.synopsis...low pressure, 29.60 inches, will slowly move from
southern minnesota into western lake superior through the day.
wind direction will veer from northeast to southeast as a result,
with localized sporadic gust to gales possible across north and
north-central lake huron this morning. unsettled weather,
including the chance for thunderstorms, are expected through the
day across the great lakes as multiple frontal boundaries pass
over.


lhz462>464-291600-
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-
358 am edt mon apr 29 2024

...dense fog advisory in effect until 2 pm edt this afternoon...

.today...east winds 5 to 10 knots becoming southeast 10 to
15 knots in the late morning and afternoon. areas of dense fog.
showers likely and a chance of thunderstorms in the afternoon.
waves 3 to 5 feet. 
.tonight...south winds 10 to 15 knots decreasing to 5 to 10 knots
after midnight. a chance of showers and thunderstorms in the
evening...then a chance of showers after midnight. waves 2 to
4 feet subsiding to 1 to 3 feet after midnight. 
.tuesday...west winds 5 to 10 knots. waves 1 to 3 feet. 
.tuesday night...north winds 5 to 10 knots early in the evening
becoming light and variable. waves 2 feet or less. 
.wednesday...west winds 5 to 10 knots becoming south 10 to
15 knots late in the morning...then decreasing to 5 to 10 knots
late in the afternoon backing to the south 5 to 10 knots late in
the evening. waves 2 feet or less. 
.thursday...north winds 5 to 10 knots becoming east 10 to
15 knots until early morning. a chance of showers in the late
evening and early morning. waves 1 to 3 feet. 
.friday...southeast winds 10 to 15 knots. a chance of showers.
waves 1 to 3 feet. 


$$

fzus63 kmkx 290812
glflm 
expires:202404291515;;572199

open lake forecast for lake michigan
national weather service milwaukee/sullivan wi
312 am cdt mon apr 29 2024

for waters beyond five nautical miles of shore on lake michigan.

waves are provided as a range of significant wave heights, which
is the average of the highest 1/3 of the wave, along with the
average height of the highest 10% of the waves which will
occasionally be encountered.

.synopsis...

low pressure around 29.7 inches will continue northeastward through 
minnesota and northwestern wisconsin this morning, crossing lake 
superior early tuesday. the warm front of this low pressure 
currently rests over central lake michigan, and will resume its 
northward motion by sunrise today, reaching the northern end of the 
lake by tonight. areas of fog are expected over the lake this 
morning. areas south of the warm front are expected to see the fog 
lift by this afternoon, while patches of fog linger along and north 
of the front. 

south winds to 20 kts are expected south of the front today, with 
gusty east winds north of the front (northern quarter of the lake). 
east gusts to gale force are possible over the far northern tip of 
the lake this morning. when the front finishes crossing the lake 
late tonight, gentle southwest winds are expected for all areas. 
south winds to 15 kts expected tuesday. 

scattered showers and thunderstorms are expected today, but storms
are not expected to be severe at this time.  


lmz261-362-364-366-563-565-567-868-291515-
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-
312 am cdt mon apr 29 2024

sheboygan wi to pentwater mi north...

.today...southeast winds to 25 kt, with east gales to 35 kts
possible over the far northern tip of the lake. patchy fog. rain 
showers likely with slight chance of thunderstorms this morning, 
then chance of rain showers and slight chance of thunderstorms 
this afternoon. waves 5 to 8 ft occasionally to 10 ft subsiding to
3 to 5 ft. 
.tonight...south winds 10 to 20 kt becoming southwest 10 to
15 kt. patchy fog in the evening. chance of rain showers and
slight chance of thunderstorms in the evening. waves 2 to 4 ft
subsiding to 1 to 3 ft. 
.tuesday...southwest winds 10 to 15 kt. waves 1 to 3 ft. 
.tuesday night...south winds 5 to 10 kt becoming southeast 10 to
15 kt. waves 1 to 3 ft. 
.wednesday...south winds 10 to 20 kt becoming southwest. waves
2 to 4 ft. 
.wednesday night...southwest winds 10 to 15 kt backing to east
5 to 10 kt. waves 1 to 3 ft subsiding to 1 to 2 ft. 
.thursday...east winds 10 to 20 kt. chance of rain showers. waves
1 to 3 ft. 
.friday...south winds 10 to 20 kt. chance of showers. waves 2 to
4 ft.  

$$

fzus63 kmkx 290812
glflm 
expires:202404291515;;572198

open lake forecast for lake michigan
national weather service milwaukee/sullivan wi
312 am cdt mon apr 29 2024

for waters beyond five nautical miles of shore on lake michigan.

waves are provided as a range of significant wave heights, which
is the average of the highest 1/3 of the wave, along with the
average height of the highest 10% of the waves which will
occasionally be encountered.

.synopsis...

low pressure around 29.7 inches will continue northeastward through 
minnesota and northwestern wisconsin this morning, crossing lake 
superior early tuesday. the warm front of this low pressure 
currently rests over central lake michigan, and will resume its 
northward motion by sunrise today, reaching the northern end of the 
lake by tonight. areas of fog are expected over the lake this 
morning. areas south of the warm front are expected to see the fog 
lift by this afternoon, while patches of fog linger along and north 
of the front. 

south winds to 20 kts are expected south of the front today, with 
gusty east winds north of the front (northern quarter of the lake). 
east gusts to gale force are possible over the far northern tip of 
the lake this morning. when the front finishes crossing the lake 
late tonight, gentle southwest winds are expected for all areas. 
south winds to 15 kts expected tuesday. 

scattered showers and thunderstorms are expected today, but storms
are not expected to be severe at this time.  


lmz080-669-671-673-675-777-779-870-872-874-876-878-291515-
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-
312 am cdt mon apr 29 2024

sheboygan wi to pentwater mi south...

.today...south winds 10 to 20 kt. patchy fog. chance of rain
showers and slight chance of thunderstorms this morning, then
slight chance of rain showers and thunderstorms this afternoon.
waves 2 to 4 ft. 
.tonight...southwest winds 10 to 20 kt becoming west 10 to 15 kt.
slight chance of rain showers in the evening. waves 2 to 4 ft
subsiding to 1 to 3 ft. 
.tuesday...west winds 10 to 15 kt backing to south. waves 1 to
2 ft. 
.tuesday night...southeast winds 10 to 15 kt becoming south.
waves 1 to 3 ft. 
.wednesday...southwest winds 10 to 20 kt. waves 2 to 4 ft. 
.wednesday night...southeast winds 5 to 10 kt becoming east 10 to
15 kt. chance of showers. waves 1 to 3 ft subsiding to 1 to 2 ft.
.thursday...east winds 10 to 20 kt becoming southeast 15 to
25 kt. chance of showers. waves 2 to 4 ft. 
.friday...south winds 10 to 20 kt becoming southwest. chance of
showers. waves 2 to 4 ft.  

$$

fzus63 kmqt 290801
glfls 
expires:202404291615;;570677

open lake forecast for lake superior
national weather service marquette mi
401 am edt mon apr 29 2024

for waters beyond 5 nautical miles of shore on lake superior.

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

.synopsis...a 30.6 inch high pressure over james bay will shift 
northeast today. meanwhile, a 29.7 inch low pressure over 
southwest minnesota will track northeast, crossing western lake 
superior tonight and exiting into ontario tuesday morning. during 
tuesday afternoon and evening, a weak high pressure ridge of 29.9 
inches will shift east across lake superior while a low pressure 
trough of 29.6 inches moves from the western plains to minnesota 
and iowa. this trough will weaken to 29.7 inches as it sails 
across lake superior on wednesday. as a 30.0 inch ridge then 
shifts east across the western great lakes during wednesday night,
a 29.3 inch colorado low will lift out over the plains while 
weakening to 29.5 inches. this low will then track to the upper 
mississippi valley on thursday and into northern ontario on 
friday. 


lsz162-291615-
lake superior west of a line from saxon harbor wi to grand
portage mn beyond 5nm-
401 am edt mon apr 29 2024 /301 am cdt mon apr 29 2024/

...gale warning in effect through this afternoon...

.early this morning...northeast gales to 40 knots. rain showers.
waves 10 to 14 feet occasionally to 18 feet. 
.today...northeast gales to 40 knots, diminishing to 35 knots
late. scattered rain showers through early afternoon, then 
numerous rain showers by mid afternoon. waves subsiding to 7 to 10
feet occasionally to 13 feet. 
.tonight...northeast winds 15 to 25 knots becoming northwest
10 to 20 knots after midnight, then backing west late. a chance
of rain showers. waves subsiding to 2 to 4 feet. 
.tuesday...west winds 10 to 20 knots becoming southwest 5 to
15 knots in the afternoon, then backing south late. waves
subsiding to calm to 2 feet. 
.tuesday night...east winds 5 to 15 knots increasing to 10 to
20 knots after midnight. a chance of rain showers through
midnight, then rain showers after midnight. waves building to
2 to 4 feet. 
.wednesday...southwest winds 15 to 25 knots. a chance of rain
showers in the morning. 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 5 to 15 knots backing east after
midnight. waves subsiding to calm to 2 feet. 
.thursday...northeast winds 15 to 25 knots. a chance of rain
showers. waves building to 2 to 4 feet. 
.friday...southwest winds 15 to 25 knots veering west. a chance
of rain showers. waves subsiding to 1 to 3 feet. 

$$

fzus63 kmqt 290801
glfls 
expires:202404291615;;570678

open lake forecast for lake superior
national weather service marquette mi
401 am edt mon apr 29 2024

for waters beyond 5 nautical miles of shore on lake superior.

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

.synopsis...a 30.6 inch high pressure over james bay will shift 
northeast today. meanwhile, a 29.7 inch low pressure over 
southwest minnesota will track northeast, crossing western lake 
superior tonight and exiting into ontario tuesday morning. during 
tuesday afternoon and evening, a weak high pressure ridge of 29.9 
inches will shift east across lake superior while a low pressure 
trough of 29.6 inches moves from the western plains to minnesota 
and iowa. this trough will weaken to 29.7 inches as it sails 
across lake superior on wednesday. as a 30.0 inch ridge then 
shifts east across the western great lakes during wednesday night,
a 29.3 inch colorado low will lift out over the plains while 
weakening to 29.5 inches. this low will then track to the upper 
mississippi valley on thursday and into northern ontario on 
friday. 


lsz263-291615-
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-
401 am edt mon apr 29 2024

...gale warning in effect through this afternoon...

.early this morning...east gales to 35 knots. rain showers. waves
9 to 12 feet occasionally to 15 feet. 
.today...east gales to 35 knots diminishing to 30 knots late. 
scattered rain showers. waves subsiding to 7 to 10 feet 
occasionally to 13 feet. 
.tonight...northeast winds 15 to 25 knots diminishing to 10 to
20 knots after midnight, then becoming west 5 to 15 knots late. a
chance of rain showers. waves subsiding to 2 to 4 feet. 
.tuesday...west winds 5 to 15 knots backing southwest late. waves
subsiding to calm to 2 feet. 
.tuesday night...east winds 5 to 15 knots increasing to 10 to
20 knots after midnight. a slight chance of rain showers through
midnight, then rain showers likely after midnight. waves building
to 2 to 4 feet. 
.wednesday...southwest winds 15 to 25 knots increasing to 20 to
30 knots by mid afternoon. a chance of rain showers. waves
building to 4 to 8 feet occasionally to 10 feet. 
.wednesday night...southwest winds 5 to 15 knots backing south
after midnight. waves subsiding to calm to 2 feet. 
.thursday...east winds 10 to 20 knots increasing to 15 to
25 knots. a chance of rain showers. waves building to 2 to
4 feet. 
.friday...southwest winds 10 to 20 knots veering west. a chance
of rain showers. waves 2 to 4 feet. 

$$

fzus63 kmqt 290801
glfls 
expires:202404291615;;570679

open lake forecast for lake superior
national weather service marquette mi
401 am edt mon apr 29 2024

for waters beyond 5 nautical miles of shore on lake superior.

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

.synopsis...a 30.6 inch high pressure over james bay will shift 
northeast today. meanwhile, a 29.7 inch low pressure over 
southwest minnesota will track northeast, crossing western lake 
superior tonight and exiting into ontario tuesday morning. during 
tuesday afternoon and evening, a weak high pressure ridge of 29.9 
inches will shift east across lake superior while a low pressure 
trough of 29.6 inches moves from the western plains to minnesota 
and iowa. this trough will weaken to 29.7 inches as it sails 
across lake superior on wednesday. as a 30.0 inch ridge then 
shifts east across the western great lakes during wednesday night,
a 29.3 inch colorado low will lift out over the plains while 
weakening to 29.5 inches. this low will then track to the upper 
mississippi valley on thursday and into northern ontario on 
friday. 


lsz264-291615-
lake superior from upper entrance to portage canal to manitou
island mi 5nm off shore to the us/canadian border-
401 am edt mon apr 29 2024

...gale warning in effect through this afternoon...

.early this morning...east gales to 35 knots. rain showers. waves
7 to 11 feet occasionally to 13 feet. 
.today...east gales to 35 knots diminishing to 30 knots late. 
scattered rain showers. waves subsiding to 7 to 10 feet 
occasionally to 13 feet. 
.tonight...east winds 15 to 25 knots diminishing to 10 to
20 knots after midnight, then becoming west 5 to 15 knots late.
rain showers likely through midnight, then a chance of rain
showers after midnight. waves subsiding to 3 to 5 feet
occasionally to 7 feet. 
.tuesday...northwest winds 5 to 15 knots backing west in the
afternoon. waves subsiding to calm to 2 feet. 
.tuesday night...southeast winds 5 to 15 knots increasing to
10 to 20 knots after midnight. a chance of rain showers after
midnight. waves building to 2 to 4 feet. 
.wednesday...south winds 15 to 25 knots becoming west 20 to
30 knots by mid afternoon. a chance of rain showers. waves
building to 4 to 8 feet occasionally to 10 feet. 
.wednesday night...west winds 5 to 15 knots backing south after
midnight. waves subsiding to calm to 2 feet. 
.thursday...east winds 10 to 20 knots. a chance of rain showers.
waves building to 2 to 4 feet. 
.friday...east winds 10 to 20 knots veering southwest. a chance
of rain showers. waves 2 to 4 feet. 

$$

fzus63 kmqt 290801
glfls 
expires:202404291615;;570680

open lake forecast for lake superior
national weather service marquette mi
401 am edt mon apr 29 2024

for waters beyond 5 nautical miles of shore on lake superior.

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

.synopsis...a 30.6 inch high pressure over james bay will shift 
northeast today. meanwhile, a 29.7 inch low pressure over 
southwest minnesota will track northeast, crossing western lake 
superior tonight and exiting into ontario tuesday morning. during 
tuesday afternoon and evening, a weak high pressure ridge of 29.9 
inches will shift east across lake superior while a low pressure 
trough of 29.6 inches moves from the western plains to minnesota 
and iowa. this trough will weaken to 29.7 inches as it sails 
across lake superior on wednesday. as a 30.0 inch ridge then 
shifts east across the western great lakes during wednesday night,
a 29.3 inch colorado low will lift out over the plains while 
weakening to 29.5 inches. this low will then track to the upper 
mississippi valley on thursday and into northern ontario on 
friday. 


lsz265-291615-
lake superior west of line from manitou island to marquette mi
beyond 5nm from shore-
401 am edt mon apr 29 2024

...gale warning in effect through this afternoon...

.early this morning...east gales to 35 knots. numerous rain
showers. waves 7 to 11 feet occasionally to 13 feet. 
.today...east gales to 35 knots diminishing to 15 to 25 knots
late. scattered rain showers. waves subsiding to 5 to 8 feet 
occasionally to 10 feet. 
.tonight...east winds 10 to 20 knots veering south after
midnight, then veering west late. a chance of rain showers. waves
subsiding to 1 to 3 feet. 
.tuesday...west winds 10 to 20 knots becoming northwest 5 to
15 knots late. waves subsiding to calm to 2 feet. 
.tuesday night...southeast winds 5 to 15 knots increasing to
10 to 20 knots after midnight. a chance of rain showers after
midnight. waves building to 1 to 3 feet. 
.wednesday...south winds 10 to 20 knots veering west by mid
afternoon. a chance of showers through early afternoon. waves
building to 2 to 4 feet, then subsiding to 1 to 3 feet. 
.wednesday night...west winds 5 to 15 knots backing south after
midnight. waves subsiding to calm to 2 feet. 
.thursday...east winds 5 to 15 knots increasing to 15 to
25 knots. a chance of rain showers. waves building to 1 to
3 feet. 
.friday...southeast winds 15 to 25 knots veering southwest. a
chance of showers. waves building to 2 to 4 feet, then subsiding
to calm to 2 feet. 

$$

fzus63 kmqt 290801
glfls 
expires:202404291615;;570681

open lake forecast for lake superior
national weather service marquette mi
401 am edt mon apr 29 2024

for waters beyond 5 nautical miles of shore on lake superior.

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

.synopsis...a 30.6 inch high pressure over james bay will shift 
northeast today. meanwhile, a 29.7 inch low pressure over 
southwest minnesota will track northeast, crossing western lake 
superior tonight and exiting into ontario tuesday morning. during 
tuesday afternoon and evening, a weak high pressure ridge of 29.9 
inches will shift east across lake superior while a low pressure 
trough of 29.6 inches moves from the western plains to minnesota 
and iowa. this trough will weaken to 29.7 inches as it sails 
across lake superior on wednesday. as a 30.0 inch ridge then 
shifts east across the western great lakes during wednesday night,
a 29.3 inch colorado low will lift out over the plains while 
weakening to 29.5 inches. this low will then track to the upper 
mississippi valley on thursday and into northern ontario on 
friday. 


lsz266-291615-
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-
401 am edt mon apr 29 2024

...gale warning in effect through this afternoon...

.early this morning...east gales to 35 knots. scattered rain
showers. waves 7 to 11 feet occasionally to 13 feet. 
.today...east gales to 35 knots diminishing to 30 knots late. 
numerous rain showers through early afternoon, then scattered rain
showers by mid afternoon. waves subsiding to 6 to 9 feet 
occasionally to 11 feet. 
.tonight...east winds 15 to 25 knots becoming southeast 10 to
20 knots after midnight, then veering southwest late. a chance of
rain showers. waves subsiding to 2 to 4 feet. 
.tuesday...west winds 10 to 20 knots becoming northwest 5 to
15 knots late. waves subsiding to 1 to 3 feet. 
.tuesday night...southeast winds 5 to 15 knots increasing to
10 to 20 knots after midnight. a slight chance of rain showers
after midnight. waves subsiding to calm to 2 feet, then building
to 1 to 3 feet. 
.wednesday...south winds 10 to 20 knots becoming west 15 to
25 knots by mid afternoon. a chance of rain showers. waves
building to 4 to 7 feet occasionally to 9 feet. 
.wednesday night...west winds 5 to 15 knots backing south after
midnight. waves subsiding to calm to 2 feet. 
.thursday...east winds 5 to 15 knots increasing to 15 to
25 knots. a chance of rain showers. waves building to 1 to
3 feet. 
.friday...southeast winds 15 to 25 knots veering southwest. a
chance of rain showers. waves building to 2 to 4 feet. 

$$

fzus63 kmqt 290801
glfls 
expires:202404291615;;570682

open lake forecast for lake superior
national weather service marquette mi
401 am edt mon apr 29 2024

for waters beyond 5 nautical miles of shore on lake superior.

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

.synopsis...a 30.6 inch high pressure over james bay will shift 
northeast today. meanwhile, a 29.7 inch low pressure over 
southwest minnesota will track northeast, crossing western lake 
superior tonight and exiting into ontario tuesday morning. during 
tuesday afternoon and evening, a weak high pressure ridge of 29.9 
inches will shift east across lake superior while a low pressure 
trough of 29.6 inches moves from the western plains to minnesota 
and iowa. this trough will weaken to 29.7 inches as it sails 
across lake superior on wednesday. as a 30.0 inch ridge then 
shifts east across the western great lakes during wednesday night,
a 29.3 inch colorado low will lift out over the plains while 
weakening to 29.5 inches. this low will then track to the upper 
mississippi valley on thursday and into northern ontario on 
friday. 


lsz267-291615-
lake superior from grand marais mi to whitefish point mi 5nm off
shore to the us/canadian border-
401 am edt mon apr 29 2024

.early this morning...east winds to 30 knots with a few gale
force gusts to 35 knots possible. scattered rain showers. waves
3 to 6 feet occasionally to 8 feet building to 4 to 7 feet
occasionally to 9 feet. 
.today...east winds to 30 knots with a few gale force gusts to
35 knots possible diminishing to 15 to 25 knots. rain showers
through early afternoon, then isolated rain showers by mid
afternoon. waves subsiding to 3 to 5 feet occasionally to 7 feet.
.tonight...southeast winds 15 to 25 knots diminishing to 10 to
20 knots after midnight, then veering south late. a chance of
rain showers. waves subsiding to calm to 2 feet. 
.tuesday...west winds 10 to 20 knots diminishing to 5 to 15 knots
late. waves building to 1 to 3 feet. 
.tuesday night...south winds 5 to 15 knots backing southeast
after midnight. a slight chance of rain showers after midnight.
waves subsiding to calm to 2 feet. 
.wednesday...southeast winds 10 to 20 knots veering west by mid
afternoon. a chance of rain showers. waves building to 1 to
3 feet, then subsiding to calm to 2 feet. 
.wednesday night...west winds 10 to 20 knots diminishing to 5 to
15 knots after midnight. waves building to 1 to 3 feet, then
subsiding to calm to 2 feet. 
.thursday...east winds 5 to 15 knots increasing to 15 to
25 knots. a chance of rain showers. waves building to 1 to
3 feet. 
.friday...southeast winds 15 to 25 knots veering southwest. a
chance of rain showers. waves subsiding to calm to 2 feet, then
building to 1 to 3 feet. 

$$