fzus61 kcle 181943
glfle 
expires:202603190215;;915767

open lake forecast for lake erie
national weather service cleveland oh
343 pm edt wed mar 18 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...
high pressure 30.40 inches will shift east of lake erie tonight,
allowing a weak warm front to move across the lake on thursday.
another warm front will cross the lake on friday, followed by a
weak cold front on sunday. high pressure 30.40 inches will build
southeast across lake erie early next week.


lez162>164-190215-
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-
343 pm edt wed mar 18 2026

.tonight...south winds 10 to 15 knots becoming southwest. a
slight chance of snow showers early. waves 1 to 3 feet. 
.thursday...southwest winds 10 knots or less becoming west. a
chance of rain showers with a slight chance of snow showers
early, then a chance of rain showers late in the morning. a
slight chance of rain showers early in the afternoon. waves
2 feet or less. 
.thursday night...northwest winds 10 knots or less becoming
south. waves 1 foot or less. 
.friday...south winds 10 to 15 knots becoming southwest. a chance
of rain showers in the afternoon. waves 1 foot or less. 
.friday night...west winds 5 to 10 knots becoming northwest. a
chance of rain showers in the evening. waves 1 to 2 feet. 
.saturday...northwest winds 5 to 15 knots becoming southwest
15 to 20 knots. waves 2 feet or less. 
.sunday...west winds 15 to 25 knots becoming north. a chance of
rain during the day. waves 1 to 3 feet building to 3 to 6 feet. 
.monday...north winds 15 to 25 knots becoming northeast and
diminishing to 10 to 15 knots. waves 3 to 6 feet subsiding to
1 to 3 feet. 

$$

fzus63 kdtx 181957
glfsc 
expires:202603190400;;915909

lake st clair forecast
national weather service detroit/pontiac mi
357 pm edt wed mar 18 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...moderate southerly winds return as a warm front lifts
through the central great lakes region. expect a few flurries.
lighter winds on thursday as a weakening cold front approaches
and washes out. a clipper on friday then brings another uptick in
southerly wind.


lcz460-190400-
lake st clair-
357 pm edt wed mar 18 2026

.rest of today...south winds 15 to 20 knots. mostly cloudy. a chance
of flurries. waves 1 to 3 feet.
.tonight...south winds 10 to 15 knots becoming southwest 5 to 10
knots early in the morning. mostly cloudy. a chance of flurries
early in the evening. waves 2 feet or less.
.thursday...west winds 5 to 10 knots early in the morning becoming
light and variable. partly sunny. waves 2 feet or less.
.thursday night...light and variable winds becoming southeast 5 to
10 knots in the late evening and overnight. partly cloudy becoming
mostly cloudy. waves 2 feet or less.
.friday...south winds 5 to 10 knots becoming southwest 10 to 15
knots in the afternoon...then becoming northwest 5 to 10 knots in
the evening. mostly cloudy with a chance of light rain. waves 2 feet
or less.
.saturday...south winds 10 to 15 knots. partly cloudy. waves 2 feet
or less.
.sunday...north winds 15 to 20 knots. mostly cloudy with a chance of
light rain. waves 1 to 3 feet.

$$

fzus63 kdtx 181957
glflh 
expires:202603190400;;915905

open lake forecast for lake huron
national weather service detroit/pontiac mi
357 pm edt wed mar 18 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...moderate southerly winds return as a warm front lifts
through the central great lakes region. expect a few flurries.
lighter winds on thursday as a weakening cold front approaches
and washes out. a clipper on friday then brings another uptick in
southerly wind.


lhz363-462>464-190400-
lake huron from sturgeon point to alabaster mi beyond 5nm off
shore-
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-
357 pm edt wed mar 18 2026

.rest of today...south winds 15 to 20 knots. waves 4 to 6 feet. 
.tonight...south winds 15 to 20 knots decreasing to 10 to
15 knots after midnight. waves 4 to 6 feet. waves occasionally
around 8 feet. 
.thursday...southwest winds 5 to 10 knots. waves 2 to 4 feet
subsiding to 1 to 3 feet in the late morning and afternoon. 
.thursday night...north winds 5 to 10 knots veering to the
northeast by midnight...then veering to the south after midnight.
waves 2 feet or less. 
.friday...south winds 10 to 15 knots becoming west 5 to 10 knots
late in the afternoon...then veering to the northwest late in the
evening. a chance of rain. waves 1 to 3 feet. 
.saturday...west winds 10 to 15 knots backing to the south early
in the evening...then becoming west 15 to 20 knots by midnight. a
chance of. waves 2 to 4 feet. 
.sunday...north winds 20 to 25 knots. a chance of rain and snow
early in the morning. waves 6 to 9 feet building to 8 to 12 feet
by midnight. waves occasionally around 15 feet. 


$$

fzus63 kmkx 181947
glflm 
expires:202603190315;;915816

open lake forecast for lake michigan
national weather service milwaukee/sullivan wi
247 pm cdt wed mar 18 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...

breezy south to southwest winds will continue through late
afternoon as low pressure of 29.8 inches pass by north of lake
michigan. high pressure of 30.2 inches will then move overhead 
tonight and thursday, bringing lighter winds to the lake. light to
moderate south to southwest winds are expected thursday night 
into early friday ahead of a cold front, with winds becoming 
northerly through the day friday as the front drops through the 
area. breezy southerly winds are likely saturday ahead of an 
approaching low, with gusty northerly winds possible sunday 
behind the low and associated cold front. 


lmz261-362-364-366-563-565-567-868-190315-
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-
247 pm cdt wed mar 18 2026

sheboygan wi to pentwater mi north...

.tonight...southwest winds 15 to 25 kt becoming west 10 to 20 kt.
slight chance of rain overnight. waves 4 to 7 ft occasionally to
9 ft subsiding to 2 to 4 ft. 
.thursday...northwest winds 10 to 15 kt becoming northeast 5 to
10 kt. waves 1 to 3 ft subsiding to 1 to 2 ft. 
.thursday night...north winds 5 to 10 kt backing to southwest
10 to 15 kt. waves 1 to 3 ft. 
.friday...southwest winds 10 to 15 kt increasing to 10 to 20 kt.
chance of light freezing rain in the morning. waves 1 to 3 ft. 
.friday night...northwest winds 10 to 20 kt diminishing to 10 to
15 kt. waves 1 to 2 ft. 
.saturday...southwest winds 10 to 15 kt increasing to 10 to
20 kt. waves 2 to 4 ft. 
.saturday night...north winds 15 to 25 kt increasing to 30 kt.
chance of rain and snow. waves 4 to 6 ft occasionally to 8 ft
building to 6 to 9 ft occasionally to 12 ft. 
.sunday...northeast winds to 30 kt. waves 7 to 10 ft occasionally
to 13 ft. 
.monday...northeast winds 10 to 20 kt becoming north. waves 4 to
7 ft occasionally to 9 ft subsiding to 3 to 5 ft.  

$$

fzus63 kmkx 181947
glflm 
expires:202603190315;;915817

open lake forecast for lake michigan
national weather service milwaukee/sullivan wi
247 pm cdt wed mar 18 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...

breezy south to southwest winds will continue through late
afternoon as low pressure of 29.8 inches pass by north of lake
michigan. high pressure of 30.2 inches will then move overhead 
tonight and thursday, bringing lighter winds to the lake. light to
moderate south to southwest winds are expected thursday night 
into early friday ahead of a cold front, with winds becoming 
northerly through the day friday as the front drops through the 
area. breezy southerly winds are likely saturday ahead of an 
approaching low, with gusty northerly winds possible sunday 
behind the low and associated cold front. 


lmz080-669-671-673-675-777-779-870-872-874-876-878-190315-
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-
247 pm cdt wed mar 18 2026

sheboygan wi to pentwater mi south...

.tonight...southwest winds 10 to 20 kt becoming west 5 to 10 kt.
chance of rain overnight. waves 4 to 6 ft occasionally to 8 ft
subsiding to 2 to 4 ft. 
.thursday...northwest winds 5 to 10 kt becoming northeast. chance
of rain in the morning. waves 1 to 2 ft. 
.thursday night...north winds 5 to 10 kt veering to south. waves
1 to 2 ft. 
.friday...south winds 10 to 15 kt becoming southwest. waves 1 to
3 ft. 
.friday night...northwest winds 10 to 15 kt becoming north. waves
1 to 3 ft. 
.saturday...southwest winds 10 to 15 kt becoming south. waves
2 to 4 ft. 
.saturday night...southwest winds 10 to 20 kt veering to
northwest to 30 kt. waves 3 to 5 ft building to 6 to 9 ft
occasionally to 12 ft. 
.sunday...north winds to 30 kt. waves 8 to 12 ft occasionally to
16 ft. 
.monday...northeast winds 15 to 25 kt becoming north 10 to 20 kt.
waves 7 to 10 ft occasionally to 13 ft subsiding to 4 to 7 ft
occasionally to 9 ft.  

$$