fzus61 kcle 170137
glfle 
expires:202604170830;;495345

open lake forecast for lake erie
national weather service cleveland oh
937 pm edt thu apr 16 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...
a cold front will pass over lake erie late tonight with high
pressure 30.00 inches building in briefly on friday. early 
saturday morning, a warm front will move north across the lake as
low pressure 29.70 inches moves through the great lakes region and
will drag a cold front through that evening. a trough averaging
29.90 inches will linger over lake erie on sunday and high
pressure 30.30 inches will build in sunday evening. 


lez162>164-170830-
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-
937 pm edt thu apr 16 2026

.rest of tonight...west winds 5 to 10 knots becoming north. a
chance of showers with a slight chance of thunderstorms late this
evening. areas of dense fog. waves 1 foot or less. 
.friday...northeast winds 10 knots or less becoming east.
widespread dense fog early, then areas of dense fog late in the
morning. waves 1 foot or less. 
.friday night...east winds 5 to 15 knots becoming south 15 to
20 knots. showers likely with a chance of thunderstorms
overnight. waves 1 to 3 feet. 
.saturday...south winds 15 to 20 knots becoming west. showers
with a chance of thunderstorms in the morning, then showers in
the afternoon. waves 1 to 3 feet building to 2 to 4 feet. 
.saturday night...west winds 15 to 20 knots. showers likely in
the evening, then a chance of showers overnight. waves 2 to
4 feet. 
.sunday...west winds 15 to 20 knots becoming northwest. waves
1 to 3 feet building to 2 to 4 feet. 
.monday...northwest winds 5 to 15 knots becoming south 15 to
20 knots. waves 1 to 3 feet. 
.tuesday...south winds 15 to 20 knots becoming west. waves 1 to
3 feet. 

winds and waves higher in and near thunderstorms.

$$

fzus63 kdtx 170159
glfsc 
expires:202604171000;;495682

lake st clair forecast
national weather service detroit/pontiac mi
959 pm edt thu apr 16 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...fog lingers into friday with high pressure, 30.00
inches, crossing the region. a powerful cold front arrives on
saturday, bringing another round of showers and storms in
addition to stronger winds for the weekend.


lcz460-171000-
lake st clair-
959 pm edt thu apr 16 2026

...dense fog advisory in effect from 2 am to 10 am edt friday...

.rest of tonight...north winds 5 to 10 knots. partly cloudy. areas
of fog this evening...then widespread dense fog after midnight.
waves 2 feet or less.
.friday...light and variable winds becoming southeast 5 to 10 knots
late in the afternoon. partly sunny. widespread dense fog early in
the morning...then areas of dense fog late in the morning. waves 2
feet or less.
.friday night...southeast winds 10 to 15 knots increasing to 15 to
20 knots after midnight. partly cloudy ...then mostly cloudy with
light showers likely and a chance of thunderstorms after midnight.
waves 2 feet or less.
.saturday...south winds 15 to 20 knots veering to the west early in
the afternoon. light showers and a chance of thunderstorms until
late afternoon...then light showers likely early in the afternoon.
waves 1 to 3 feet.
.saturday night...west winds 15 to 20 knots. partly cloudy. light
showers likely early in the evening...then a chance of light showers
by midnight. waves 1 to 3 feet.
.sunday...northwest winds 15 to 20 knots. mostly sunny in the
morning becoming partly cloudy. waves 1 to 3 feet.
.monday...south winds 10 to 15 knots. mostly clear. waves 2 feet or
less.
.tuesday...west winds 20 to 25 knots. partly cloudy. waves 2 to 4
feet.

$$

fzus63 kdtx 170144
glflh 
expires:202604170945;;495539

open lake forecast for lake huron
national weather service detroit/pontiac mi
944 pm edt thu apr 16 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...fog lingers into friday with high pressure, 30.00
inches, crossing the region. a powerful cold front arrives on
saturday, bringing another round of showers and storms in
addition to stronger winds for the weekend.


lhz463-464-170945-
lake huron from harbor beach to port sanilac beyond 5nm off shore-
lake huron from port sanilac to port huron beyond 5nm off shore-
944 pm edt thu apr 16 2026

...dense fog advisory in effect until 10 am edt friday...

.rest of tonight...north winds 5 to 10 knots. areas of dense fog
this evening...then widespread dense fog after midnight. waves
2 feet or less. 
.friday...north winds 5 to 10 knots early in the morning becoming
light and variable...then becoming southeast 5 to 10 knots late
in the afternoon. widespread dense fog in the morning. waves
2 feet or less. 
.friday night...southeast winds 5 to 10 knots increasing to 15 to
20 knots. a chance of showers after midnight. waves 2 feet or
less building to 4 to 6 feet. waves occasionally around 8 feet. 
.saturday...south winds 20 to 25 knots with gusts to around
30 knots becoming southwest 15 to 20 knots early in the
afternoon. showers. waves 5 to 7 feet. waves occasionally around
10 feet. 
.saturday night...west winds 15 to 20 knots. a chance of showers.
waves 3 to 5 feet. 
.sunday...northwest winds 15 to 20 knots increasing to 20 to
25 knots late in the evening. waves 4 to 6 feet building to 6 to
9 feet late in the evening. waves occasionally around 12 feet. 
.monday...northwest winds 15 to 20 knots decreasing to 10 to
15 knots in the late morning and early afternoon...then becoming
northeast 5 to 10 knots early in the evening becoming south 10 to
15 knots by midnight. waves 6 to 9 feet subsiding to 3 to 5 feet
. waves occasionally around 12 feet. 
.tuesday...south winds 20 to 25 knots with gusts to around
30 knots becoming southwest 15 to 20 knots early in the evening...
then becoming west 10 to 15 knots by midnight. waves 6 to 9 feet
subsiding to 2 to 4 feet by midnight. waves occasionally around
12 feet. 


$$

fzus63 kmkx 170223
glflm 
expires:202604170915;;496964

open lake forecast for lake michigan
national weather service milwaukee/sullivan wi
923 pm cdt thu apr 16 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...

winds becoming light and variable tonight for a time as a weak 
surface ridge moves over the lake. dense fog will continue over 
the lake through this time. winds then come around to southerly 
tomorrow morning as a surface low of 29.5 inches approaches from 
the central plains. this surface low will quickly move from omaha 
to duluth from the morning into the afternoon. winds will become 
gusty and southeasterly friday night, and strong to severe storms 
will move east over the lake as a cold front sweeps through the 
area. winds then become northwesterly behind the cold front 
saturday morning. breezy northwesterly winds then continue 
saturday through sunday as the low then races northeast toward 
hudson bay. winds ease monday morning as high pressure move 
southeast over the upper great lakes.


lmz261-362-364-366-563-565-567-868-170915-
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-
923 pm cdt thu apr 16 2026

sheboygan wi to pentwater mi north...

...dense fog advisory in effect until 7 am cdt friday...

.rest of tonight...southeast winds 5 to 10 kt. patchy dense fog
late this evening, then widespread dense fog overnight. waves
1 to 2 ft. 
.friday...southeast winds 10 to 15 kt increasing to 30 kt.
widespread dense fog in the morning, then patchy fog in the
afternoon. waves 1 to 2 ft building to 4 to 6 ft occasionally to
8 ft. 
.friday night...southeast winds to 30 kt veering to southwest
15 to 25 kt. patchy fog. rain showers likely with a chance of
thunderstorms in the evening, then chance of rain showers and
thunderstorms overnight. waves 4 to 7 ft occasionally to 9 ft. 
.saturday...northwest winds to 30 kt becoming west 15 to 25 kt.
chance of rain showers in the morning. waves 4 to 6 ft
occasionally to 8 ft. 
.saturday night...west winds 15 to 25 kt becoming northwest to
30 kt. waves 4 to 6 ft occasionally to 8 ft. 
.sunday...northwest winds to 30 kt. waves 4 to 6 ft occasionally
to 8 ft. 
.sunday night...north winds 15 to 25 kt diminishing to 10 to
20 kt. waves 2 to 4 ft. 
.monday...southwest winds 10 to 15 kt becoming south 10 to 20 kt.
waves 1 to 3 ft building to 2 to 4 ft. 
.tuesday...southwest gales to 35 kt diminishing to 15 to 25 kt.
waves 7 to 10 ft occasionally to 13 ft.  

$$

fzus63 kmkx 170223
glflm 
expires:202604170915;;496965

open lake forecast for lake michigan
national weather service milwaukee/sullivan wi
923 pm cdt thu apr 16 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...

winds becoming light and variable tonight for a time as a weak 
surface ridge moves over the lake. dense fog will continue over 
the lake through this time. winds then come around to southerly 
tomorrow morning as a surface low of 29.5 inches approaches from 
the central plains. this surface low will quickly move from omaha 
to duluth from the morning into the afternoon. winds will become 
gusty and southeasterly friday night, and strong to severe storms 
will move east over the lake as a cold front sweeps through the 
area. winds then become northwesterly behind the cold front 
saturday morning. breezy northwesterly winds then continue 
saturday through sunday as the low then races northeast toward 
hudson bay. winds ease monday morning as high pressure move 
southeast over the upper great lakes.


lmz080-669-671-673-675-777-779-870-872-874-876-878-170915-
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-
923 pm cdt thu apr 16 2026

sheboygan wi to pentwater mi south...

...dense fog advisory in effect until 7 am cdt friday...

.rest of tonight...north winds 5 to 10 kt veering to south.
widespread dense fog. waves 1 to 2 ft. 
.friday...southeast winds 10 to 15 kt increasing to 30 kt.
widespread dense fog in the morning, then patchy fog in the
afternoon. waves 1 ft or less building to 4 to 6 ft occasionally
to 8 ft. 
.friday night...south winds to 30 kt veering to southwest 15 to
25 kt. chance of rain showers and thunderstorms in the evening,
then chance of rain showers overnight. patchy fog overnight.
waves 4 to 7 ft occasionally to 9 ft. 
.saturday...northwest winds to 30 kt becoming west 15 to 25 kt.
chance of rain showers in the morning. waves 4 to 7 ft
occasionally to 9 ft. 
.saturday night...west winds 10 to 20 kt increasing to 15 to
25 kt. waves 4 to 6 ft occasionally to 8 ft building to 4 to 7 ft
occasionally to 9 ft. 
.sunday...northwest winds 15 to 25 kt. waves 4 to 7 ft
occasionally to 9 ft. 
.sunday night...north winds 10 to 20 kt diminishing to 10 to
15 kt. waves 3 to 5 ft subsiding to 1 to 3 ft. 
.monday...southeast winds 10 to 15 kt increasing to 10 to 20 kt.
waves 1 to 3 ft building to 2 to 4 ft. 
.tuesday...southwest winds to 30 kt diminishing to 15 to 25 kt.
waves 7 to 10 ft occasionally to 13 ft.  

$$