fzus61 kcle 310812
glfle 
expires:202603311430;;581082

open lake forecast for lake erie
national weather service cleveland oh
412 am edt tue mar 31 2026

for waters beyond five nautical miles of shore on lake erie

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

.synopsis...
low pressure 29.70 inches will move east through the great lakes 
today and extend a cold front southeast across the lake by
wednesday morning. the front will lift north as a warm front on
wednesday night. a low pressure system 29.50 inches will develop
over the central united states and move east into the great lakes
region for thursday, extending a cold front across the lake on
friday. low pressure 29.70 inches will target the great lakes
region for saturday.


lez162>164-311430-
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-
412 am edt tue mar 31 2026

.today...southwest winds 15 to 20 knots. a slight chance of
showers and thunderstorms this morning, then a chance of showers
and thunderstorms early this afternoon. showers likely with a
chance of thunderstorms late. waves 2 to 4 feet. 
.tonight...southwest winds 15 to 20 knots becoming north. showers
with a chance of thunderstorms through the early overnight, then
showers likely with a slight chance of thunderstorms late. waves
2 to 4 feet subsiding to 1 to 3 feet. 
.wednesday...northeast winds 15 to 20 knots diminishing to 10 to
15 knots. rain showers likely. waves 1 to 3 feet. 
.wednesday night...northeast winds 10 to 15 knots becoming east
15 to 20 knots. a chance of rain showers in the evening, then
rain showers likely overnight. waves 1 to 3 feet building to 2 to
4 feet. 
.thursday...east winds 15 to 25 knots becoming south. a chance of
showers during the day, then showers likely thursday night. waves
2 to 4 feet. 
.friday...southwest winds 15 to 20 knots becoming east 10 to
15 knots. a chance of showers during the day, then a chance of
rain friday night. waves 1 to 3 feet. 
.saturday...southeast winds 15 to 20 knots becoming southwest.
rain likely. waves 1 to 3 feet. 

winds and waves higher in and near thunderstorms.

$$

fzus63 kdtx 310813
glfsc 
expires:202603311615;;581118

lake st clair forecast
national weather service detroit/pontiac mi
413 am edt tue mar 31 2026

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 frontal boundary draped across central lake huron
and lower mi moves steadily south and east today and tonight. the
front is the focus for showers and thunderstorms, with the
potential for strong to severe thunderstorms. marine conditions
turn colder and remain unsettled post front highlighted by
moderate northerly wind and higher waves south half tonight and
wednesday. winds shift easterly and increase across the north
half thursday with gusts reaching up to around 30 knots as the
next low pressure system approaches the midwest.


lcz460-311615-
lake st clair-
413 am edt tue mar 31 2026

.today...southwest winds 15 to 20 knots. a chance of showers in the
morning...then showers and a chance of thunderstorms in the
afternoon. waves 1 to 3 feet.
.tonight...southwest winds 10 to 15 knots veering to the north after
midnight. showers early in the evening. a chance of thunderstorms in
the evening. a chance of rain by midnight. waves 2 feet or less.
.wednesday...northeast winds 10 to 15 knots. mostly cloudy with a
chance of light rain. waves 1 to 3 feet.
.wednesday night...northeast winds 10 to 15 knots. mostly cloudy. a
chance of light rain ...then light rain likely after midnight. waves
2 feet or less.
.thursday...southeast winds 10 to 15 knots becoming south 15 to 20
knots in the evening. light rain likely...then light rain and a
chance of thunderstorms in the evening. waves 1 to 3 feet.
.friday...north winds 20 to 25 knots with gusts to 30 knots. light
rain and a chance of thunderstorms. waves 2 to 4 feet. a small craft
advisory may be needed.
.saturday...southwest winds 15 to 20 knots. mostly cloudy with light
rain likely. waves 1 to 3 feet.

$$

fzus63 kdtx 310807
glflh 
expires:202603311615;;580459

open lake forecast for lake huron
national weather service detroit/pontiac mi
407 am edt tue mar 31 2026

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 frontal boundary draped across central lake huron
and lower mi moves steadily south and east today and tonight. the
front is the focus for showers and thunderstorms, with the
potential for strong to severe thunderstorms. marine conditions
turn colder and remain unsettled post front highlighted by
moderate northerly wind and higher waves south half tonight and
wednesday. winds shift easterly and increase across the north
half thursday with gusts reaching up to around 30 knots as the
next low pressure system approaches the midwest.


lhz462>464-311615-
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-
407 am edt tue mar 31 2026

.today...north winds 5 to 10 knots. rain and a chance of
thunderstorms in the morning...then rain likely and a chance of
thunderstorms in the afternoon. waves 1 to 3 feet. 
.tonight...north winds 10 to 15 knots increasing to 15 to
20 knots early in the morning. rain likely in the evening. waves
1 to 3 feet building to 3 to 5 feet in the late evening and
overnight. 
.wednesday...north winds 15 to 20 knots. waves 4 to 6 feet. waves
occasionally around 8 feet. 
.wednesday night...northeast winds 15 to 20 knots. a chance of
rain after midnight. waves 4 to 6 feet. waves occasionally around
8 feet. 
.thursday...east winds 15 to 20 knots becoming south 20 to
25 knots with gusts to around 30 knots late in the evening. rain.
a chance of thunderstorms late in the evening. waves 5 to 7 feet.
waves occasionally around 10 feet. 
.friday...southwest winds 15 to 20 knots with gusts to around
30 knots becoming west 10 to 15 knots early in the evening...then
veering to the north by midnight. a chance of rain by midnight.
waves 5 to 7 feet subsiding to 2 to 4 feet . waves occasionally
around 10 feet. 
.saturday...east winds 10 to 15 knots veering to the southeast
early in the evening...then becoming south 15 to 20 knots by
midnight. a chance of rain early in the morning. rain likely.
waves 4 to 6 feet. waves occasionally around 8 feet. 


$$

fzus63 kmkx 310826
glflm 
expires:202603311515;;581392

open lake forecast for lake michigan
national weather service milwaukee/sullivan wi
326 am cdt tue mar 31 2026

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...

a frontal boundary across the central part of the lake is dividing
east to northeast winds in the north and southerly winds in the
south early this morning. periods of showers and thunderstorms
will continue as the front gradually sags southward. the front 
will eventually drop south of the lake by late this afternoon or 
early evening, with breezy northerly winds expected across the 
lake this evening into wednesday. breezy easterly winds are then 
expected wednesday night and thursday between high pressure of 
30.7 inches east of james bay in canada and low pressure of 29.4 
inches lifting from the central plains into wisconsin. gusts could
approach gale force during this period, particularly across 
northern portions of the lake. 


lmz261-362-364-366-563-565-567-868-311515-
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-
326 am cdt tue mar 31 2026

sheboygan wi to pentwater mi north...

.today...northeast winds to 30 kt becoming north 15 to 25 kt.
chance of rain showers this morning, then chance of rain showers
and thunderstorms this afternoon. waves 2 to 4 ft.
.tonight...north winds to 30 kt diminishing to 15 to 25 kt. waves
3 to 5 ft building to 4 to 7 ft occasionally to 9 ft.
.wednesday...north winds 15 to 25 kt becoming northeast to 30 kt.
waves 5 to 8 ft occasionally to 10 ft. 
.wednesday night...northeast winds to 30 kt becoming east. chance
of snow and rain in the evening, then rain with a chance of snow
overnight. waves 6 to 9 ft occasionally to 12 ft. 
.thursday...east gales to 35 kt. rain, snow and freezing rain in
the morning, then rain and freezing rain in the afternoon. waves
7 to 10 ft occasionally to 13 ft. 
.thursday night...southeast gales to 35 kt veering to west to
30 kt. rain. waves 7 to 10 ft occasionally to 13 ft. 
.friday...west winds 15 to 25 kt becoming north 10 to 20 kt.
waves 4 to 7 ft occasionally to 9 ft subsiding to 2 to 4 ft. 
.saturday...east winds to 30 kt becoming northeast 15 to 25 kt.
rain and freezing rain likely. waves 4 to 6 ft occasionally to
8 ft building to 4 to 7 ft occasionally to 9 ft.  

$$

fzus63 kmkx 310826
glflm 
expires:202603311515;;581393

open lake forecast for lake michigan
national weather service milwaukee/sullivan wi
326 am cdt tue mar 31 2026

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...

a frontal boundary across the central part of the lake is dividing
east to northeast winds in the north and southerly winds in the
south early this morning. periods of showers and thunderstorms
will continue as the front gradually sags southward. the front 
will eventually drop south of the lake by late this afternoon or 
early evening, with breezy northerly winds expected across the 
lake this evening into wednesday. breezy easterly winds are then 
expected wednesday night and thursday between high pressure of 
30.7 inches east of james bay in canada and low pressure of 29.4 
inches lifting from the central plains into wisconsin. gusts could
approach gale force during this period, particularly across 
northern portions of the lake. 


lmz080-669-671-673-675-777-779-870-872-874-876-878-311515-
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-
326 am cdt tue mar 31 2026

sheboygan wi to pentwater mi south...

.today...southwest winds to 30 kt veering to west 15 to 25 kt.
chance of rain showers and thunderstorms this morning, then rain
showers with a chance of thunderstorms this afternoon. waves 4 to
6 ft occasionally to 8 ft. 
.tonight...north winds to 30 kt diminishing to 15 to 25 kt.
chance of rain showers and slight chance of thunderstorms in the
evening, then chance of rain showers overnight. waves 4 to 6 ft
occasionally to 8 ft building to 5 to 8 ft occasionally to 10 ft.
.wednesday...north winds to 30 kt becoming northeast. chance of
rain. waves 6 to 9 ft occasionally to 12 ft. 
.wednesday night...northeast winds to 30 kt becoming east. rain
likely in the evening, then rain overnight. waves 6 to 9 ft
occasionally to 12 ft. 
.thursday...east winds to 30 kt becoming southeast. rain in the
morning, then rain with a chance of thunderstorms in the
afternoon. waves 6 to 9 ft occasionally to 12 ft. 
.thursday night...south winds to 30 kt becoming southwest 15 to
25 kt. rain with a chance of thunderstorms. waves 7 to 10 ft
occasionally to 13 ft. 
.friday...northwest winds 10 to 20 kt becoming north. waves 4 to
7 ft occasionally to 9 ft subsiding to 2 to 4 ft. 
.saturday...southeast winds 15 to 25 kt becoming southwest. rain.
waves 4 to 6 ft occasionally to 8 ft building to 5 to 8 ft
occasionally to 10 ft.  

$$