fzus61 kcle 181941
glfle 
expires:202509190215;;207359

open lake forecast for lake erie
national weather service cleveland oh
341 pm edt thu sep 18 2025

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 ridging averaging 30.20 inches and extending from
new england lingers over lake erie for the time being. a cold 
front will sweep southward across the lake this evening through
the wee hours of friday morning. behind the front, another ridge 
averaging 30.20 inches affects lake erie as the parent high 
pressure center moves from near hudson bay to near maine by
daybreak sunday. a warm front should drift northward across lake 
erie on sunday through sunday night. behind the front, another 
ridge averaging 30.00 inches should build from the southern 
appalachians through this tuesday.


lez162-163-190215-
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-
341 pm edt thu sep 18 2025

.tonight...southeast winds 10 knots or less becoming northeast.
waves 1 foot or less. 
.friday...northeast winds 5 to 15 knots becoming east. waves
2 feet or less. 
.friday night...east winds 10 to 15 knots. waves 1 to 3 feet. 
.saturday...east winds 10 to 15 knots increasing to 15 to
20 knots. waves 1 to 3 feet building to 3 to 5 feet. 
.saturday night...east winds 15 to 20 knots becoming southeast
10 to 15 knots. waves 3 to 5 feet subsiding to 1 to 3 feet. 
.sunday...southeast winds 5 to 15 knots becoming south. showers
likely with a chance of thunderstorms sunday night. waves 2 feet
or less. 
.monday...southwest winds 5 to 15 knots. a chance of showers
during the day, then a chance of showers and thunderstorms monday
night. waves 2 feet or less. 
.tuesday...southwest winds 5 to 10 knots becoming southeast. a
chance of showers. waves 1 foot or less. 

winds and waves higher in and near thunderstorms.

$$

fzus61 kcle 181941
glfle 
expires:202509190215;;207360

open lake forecast for lake erie
national weather service cleveland oh
341 pm edt thu sep 18 2025

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 ridging averaging 30.20 inches and extending from
new england lingers over lake erie for the time being. a cold 
front will sweep southward across the lake this evening through
the wee hours of friday morning. behind the front, another ridge 
averaging 30.20 inches affects lake erie as the parent high 
pressure center moves from near hudson bay to near maine by
daybreak sunday. a warm front should drift northward across lake 
erie on sunday through sunday night. behind the front, another 
ridge averaging 30.00 inches should build from the southern 
appalachians through this tuesday.


lez164>168-190215-
the islands to vermilion oh beyond 5 nm off shoreline to us-
canadian border-
vermilion to avon point oh beyond 5 nm off shoreline to us-
canadian border-
avon point to willowick oh beyond 5 nm off shoreline to us-
canadian border-willowick to geneva-on-the-
lake oh beyond 5nm off shoreline to us-canadian border-geneva-on-
the-lake to conneaut oh beyond 5 nm off shoreline to us-
canadian border-
341 pm edt thu sep 18 2025

.tonight...southwest winds 5 to 10 knots becoming northeast.
waves 1 foot or less. 
.friday...northeast winds 5 to 15 knots. waves 2 feet or less. 
.friday night...east winds 10 to 15 knots increasing to 15 to
20 knots. waves 1 to 3 feet building to 2 to 4 feet. 
.saturday...east winds 15 to 20 knots. waves 2 to 4 feet building
to 3 to 6 feet. 
.saturday night...east winds 15 to 20 knots becoming southeast
10 to 15 knots. waves 3 to 6 feet subsiding to 2 to 4 feet. 
.sunday...south winds 5 to 15 knots increasing to 15 to 20 knots.
a chance of showers and thunderstorms sunday night. waves 1 to
3 feet building to 2 to 4 feet. 
.monday...southwest winds 15 to 20 knots diminishing to 5 to
15 knots. a chance of showers. waves 2 to 4 feet subsiding to
1 to 3 feet. 
.tuesday...west winds 5 to 10 knots becoming south. a chance of
showers. waves 2 feet or less. 

winds and waves higher in and near thunderstorms.

$$

fzus63 kdtx 181937
glfsc 
expires:202509190345;;207287

lake st clair forecast
national weather service detroit/pontiac mi
337 pm edt thu sep 18 2025

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 weak cold front drops through the region bringing a
chance for scattered rain and storms this afternoon into the
evening, focusing mainly across the saginaw bay region. another
strong high pressure system then begins to build in from northern
ontario, reaching southern quebec on saturday and new england by
sunday.


lcz460-190345-
lake st clair-
337 pm edt thu sep 18 2025

.tonight...northeast winds 5 to 10 knots. mostly clear. waves 2 feet
or less.
.friday...northeast winds 5 to 10 knots increasing to 10 to 15 knots
late in the afternoon. mostly sunny. waves 2 feet or less.
.friday night...northeast winds 10 to 15 knots. mostly clear. waves
2 feet or less.
.saturday...east winds 10 to 15 knots. partly sunny. waves 2 feet or
less.
.saturday night...east winds 10 to 15 knots increasing to 15 to 20
knots in the late evening and early morning...then diminishing to 10
to 15 knots after midnight. partly cloudy. waves 2 feet or less.
.sunday...southeast winds 5 to 10 knots becoming south 10 to 15
knots in the afternoon and evening. partly sunny in the
morning...then partly cloudy with a chance of light showers in the
afternoon and evening. waves 2 feet or less.
.monday...southwest winds 10 to 15 knots. mostly cloudy. showers
likely. waves 2 feet or less.
.tuesday...northeast winds 5 to 10 knots. partly cloudy. a chance of
showers. waves 2 feet or less.

$$

fzus63 kdtx 181936
glflh 
expires:202509190345;;207284

open lake forecast for lake huron
national weather service detroit/pontiac mi
336 pm edt thu sep 18 2025

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 weak cold front drops through the region bringing a
chance for scattered rain and storms this afternoon into the
evening, focusing mainly across the saginaw bay region. another
strong high pressure system then begins to build in from northern
ontario, reaching southern quebec on saturday and new england by
sunday.


lhz462>464-190345-
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-
336 pm edt thu sep 18 2025

.tonight...northeast winds 5 to 10 knots. waves 1 to 3 feet. 
.friday...northeast winds 10 to 15 knots. waves 2 to 4 feet. 
.friday night...northeast winds 15 to 20 knots becoming east
10 to 15 knots after midnight. waves 3 to 5 feet. 
.saturday...east winds 10 to 15 knots. waves 2 to 4 feet. 
.saturday night...east winds 10 to 15 knots becoming southeast
15 to 20 knots in the late evening and overnight. waves 1 to
3 feet building to 2 to 4 feet in the late evening and overnight.
.sunday...southeast winds 10 to 15 knots veering to the south
late in the evening. a chance of showers...then showers likely
late in the afternoon. waves 2 to 4 feet subsiding to 1 to
3 feet. 
.monday...south winds 10 to 15 knots decreasing to 5 to 10 knots.
showers likely...then a chance of showers in the late evening and
early morning. waves 1 to 3 feet. 
.tuesday...south winds 5 to 10 knots backing to the north until
early morning. a chance of showers. waves 2 feet or less. 


$$

fzus63 kmkx 181939
glflm 
expires:202509190315;;207299

open lake forecast for lake michigan
national weather service milwaukee/sullivan wi
239 pm cdt thu sep 18 2025

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...

light to modest northeast winds over the northern half of the 
lake will gradually expand into the southern half of the lake this
afternoon with the passage of a weak backdoor cold front. light 
to modest northeast winds are then expected tonight becoming 
easterly on friday. breezy east to southeast winds will then 
prevail friday night through saturday morning as canadian high 
pressure strengthens to around 30.4 inches as it moves into the
lower great lakes and southern quebec, and as low pressure around
29.9 inches moves from the eastern dakotas into minnesota. 
intermittent showers and thunderstorms are expected friday night 
through sunday.


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-
239 pm cdt thu sep 18 2025

sheboygan wi to pentwater mi north...

.tonight...north winds 10 to 15 kt becoming east. waves 1 to
3 ft. 
.friday...east winds 10 to 20 kt becoming northeast. waves 2 to
4 ft. 
.friday night...east winds 15 to 25 kt becoming southeast. waves
4 to 6 ft occasionally to 8 ft. 
.saturday...southeast winds 15 to 25 kt. chance of showers. waves
4 to 6 ft occasionally to 8 ft. 
.saturday night...southeast winds 15 to 25 kt becoming south
10 to 20 kt. chance of showers in the evening, then chance of
showers and thunderstorms overnight. waves 2 to 4 ft. 
.sunday...south winds 10 to 20 kt. chance of showers. waves 2 to
4 ft. 
.sunday night...south winds 10 to 15 kt becoming southwest.
chance of showers. waves 2 to 4 ft. 
.monday...southwest winds 10 to 15 kt. chance of showers. waves
1 to 3 ft. 
.tuesday...northeast winds 10 to 15 kt. waves 1 to 3 ft.  

$$

fzus63 kmkx 181939
glflm 
expires:202509190315;;207300

open lake forecast for lake michigan
national weather service milwaukee/sullivan wi
239 pm cdt thu sep 18 2025

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...

light to modest northeast winds over the northern half of the 
lake will gradually expand into the southern half of the lake this
afternoon with the passage of a weak backdoor cold front. light 
to modest northeast winds are then expected tonight becoming 
easterly on friday. breezy east to southeast winds will then 
prevail friday night through saturday morning as canadian high 
pressure strengthens to around 30.4 inches as it moves into the
lower great lakes and southern quebec, and as low pressure around
29.9 inches moves from the eastern dakotas into minnesota. 
intermittent showers and thunderstorms are expected friday night 
through sunday.


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-
239 pm cdt thu sep 18 2025

sheboygan wi to pentwater mi south...

.tonight...northeast winds 10 to 15 kt becoming east. waves 1 to
3 ft. 
.friday...east winds 10 to 15 kt becoming northeast. waves 1 to
3 ft. 
.friday night...northeast winds 10 to 15 kt becoming east 15 to
25 kt late in the evening, then becoming southeast after midnight
becoming southeast 15 to 25 kt late. chance of showers overnight.
waves 1 to 3 ft building to 4 to 6 ft occasionally to 8 ft. 
.saturday...southeast winds 10 to 20 kt. chance of showers. waves
4 to 6 ft occasionally to 8 ft subsiding to 3 to 5 ft. 
.saturday night...southeast winds 10 to 15 kt increasing to 10 to
20 kt. chance of showers. waves 2 to 4 ft. 
.sunday...south winds 10 to 20 kt. chance of showers in the
morning, then chance of showers and thunderstorms in the
afternoon. waves 2 to 4 ft. 
.sunday night...south winds 10 to 15 kt becoming southwest.
showers likely. waves 2 to 4 ft. 
.monday...southwest winds 10 to 15 kt becoming south. chance of
showers and thunderstorms. waves 1 to 3 ft. 
.tuesday...south winds 10 to 15 kt backing to east. waves 1 to
3 ft.  

$$