fzus61 kbuf 151410
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expires:202604152100;;410277

open lake forecast for lake ontario
national weather service buffalo ny
1009 am edt wed apr 15 2026

for waters beyond five nautical miles of shore on lake ontario

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 29.6 inch low will weaken to around 29.8 as it slides 
east across the lake early this morning. another 29.6 inch low will 
move into the central great lakes wednesday night before reaching 
southern quebec thursday night, then drift off the new england coast 
by friday night. a 30.0 inch high is then forecast to build from the 
central great lakes friday to the lower great lakes saturday 
morning, then off the east coast saturday night. a 29.3 inch surface 
low to the north of lake superior saturday will deepen to 28.9 
inches by sunday, with a trailing cold front crossing the lake 
saturday night.


loz062-152100-
lake ontario open waters from the niagara river to hamlin beach-
1009 am edt wed apr 15 2026

.rest of today...southwest winds 10 to 15 knots. patchy fog. a
chance of showers and thunderstorms late. waves 1 to 3 feet. 
.tonight...southwest winds 10 to 15 knots becoming south. patchy
fog. a chance of showers and thunderstorms in the evening.
showers likely late. waves 1 to 3 feet. 
.thursday...south winds 10 to 15 knots becoming southwest. patchy
fog. showers likely in the morning, then showers with a chance of
thunderstorms in the afternoon. waves 1 to 3 feet. 
.thursday night...southwest winds 10 to 15 knots becoming west.
patchy fog in the evening. showers in the evening, then showers
likely overnight. waves 1 to 3 feet. 
.friday...northwest winds 10 knots or less becoming southeast. a
chance of showers during the day. waves 1 foot or less. 
.saturday...southeast winds 5 to 10 knots becoming west and
increasing to 15 to 20 knots. showers likely. waves 1 foot or
less building to 3 to 6 feet. 
.sunday...west winds 20 to 25 knots becoming northwest. a chance
of rain showers. waves 5 to 8 feet. waves occasionally around
10 feet. 

winds and waves higher in and near thunderstorms.

$$

fzus61 kbuf 151410
glflo 
expires:202604152100;;410278

open lake forecast for lake ontario
national weather service buffalo ny
1009 am edt wed apr 15 2026

for waters beyond five nautical miles of shore on lake ontario

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 29.6 inch low will weaken to around 29.8 as it slides 
east across the lake early this morning. another 29.6 inch low will 
move into the central great lakes wednesday night before reaching 
southern quebec thursday night, then drift off the new england coast 
by friday night. a 30.0 inch high is then forecast to build from the 
central great lakes friday to the lower great lakes saturday 
morning, then off the east coast saturday night. a 29.3 inch surface 
low to the north of lake superior saturday will deepen to 28.9 
inches by sunday, with a trailing cold front crossing the lake 
saturday night.


loz063>065-152100-
lake ontario open waters from hamlin beach to the saint lawrence
river-
1009 am edt wed apr 15 2026

.rest of today...south winds 5 to 10 knots becoming west. a
chance of showers late this morning. patchy fog. waves 2 feet or
less. 
.tonight...south winds 5 to 10 knots. patchy fog. a chance of
showers through the early overnight, then showers likely late.
waves 2 feet or less. 
.thursday...south winds 5 to 10 knots becoming southwest. patchy
fog. showers likely in the morning, then showers with a chance of
thunderstorms in the afternoon. waves 1 to 2 feet. 
.thursday night...southwest winds 5 to 10 knots becoming west.
patchy fog in the evening. showers with a chance of thunderstorms
in the evening, then showers likely overnight. waves 1 to 2 feet.
.friday...northwest winds 10 knots or less becoming southeast. a
chance of showers during the day. waves 1 foot or less. 
.saturday...southeast winds 5 to 15 knots becoming southwest and
increasing to 15 to 25 knots. showers likely. waves 1 foot or
less building to 4 to 7 feet. waves occasionally around 9 feet. 
.sunday...west winds to 30 knots. a chance of rain showers. waves
5 to 9 feet building to 7 to 10 feet. waves occasionally around
13 feet. 

winds and waves higher in and near thunderstorms.

$$

fzus61 kcle 151330
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open lake forecast for lake erie
national weather service cleveland oh
930 am edt wed apr 15 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...
lake erie resides along the northwestern flank of a high 
pressure ridge averaging 29.80 inches before a cold front sweeps 
southeastward across the lake thursday night. behind the front, a 
separate ridge averaging 30.00 inches builds from the northern great 
lakes through friday. during friday night through saturday morning, 
the ridge should exit eastward and allow a warm front to sweep 
northward across lake erie. a cold front should then sweep eastward 
across lake erie saturday evening through saturday night.
behind the cold front, a trough averaging 29.90 inches should linger 
over lake erie through sunday before a ridge averaging 30.30 inches 
builds from the west by monday.


lez061-166>169-152015-
ripley to buffalo ny extending from 5nm 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-
conneaut oh to ripley ny beyond 5 nm off shoreline to us-
canadian border-
930 am edt wed apr 15 2026

.rest of today...southwest winds 10 to 15 knots becoming west. a
chance of showers late this morning, then a chance of showers and
thunderstorms early this afternoon. showers with a chance of
thunderstorms late. waves 1 to 3 feet. 
.tonight...southwest winds 10 to 15 knots. showers likely with a
chance of thunderstorms in the evening, then showers with a
slight chance of thunderstorms after midnight. waves 1 to 3 feet.
.thursday...southwest winds 10 to 15 knots. showers likely in the
morning, then showers in the afternoon. waves 1 to 3 feet. 
.thursday night...southwest winds 5 to 10 knots becoming west.
showers with a chance of thunderstorms in the evening, then a
chance of showers overnight. waves 1 to 2 feet. 
.friday...west winds 5 to 15 knots becoming southeast. waves
2 feet or less. 
.saturday...south winds 15 to 20 knots becoming west. showers
likely during the day, then a chance of showers saturday night.
waves 2 to 4 feet building to 4 to 7 feet. waves occasionally
around 9 feet. 
.sunday...west winds 15 to 25 knots becoming northwest. a chance
of rain showers during the day. waves 5 to 8 feet subsiding to
3 to 6 feet. waves occasionally around 10 feet. 

winds and waves higher in and near thunderstorms.

$$

fzus61 kcle 151330
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open lake forecast for lake erie
national weather service cleveland oh
930 am edt wed apr 15 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...
lake erie resides along the northwestern flank of a high 
pressure ridge averaging 29.80 inches before a cold front sweeps 
southeastward across the lake thursday night. behind the front, a 
separate ridge averaging 30.00 inches builds from the northern great 
lakes through friday. during friday night through saturday morning, 
the ridge should exit eastward and allow a warm front to sweep 
northward across lake erie. a cold front should then sweep eastward 
across lake erie saturday evening through saturday night.
behind the cold front, a trough averaging 29.90 inches should linger 
over lake erie through sunday before a ridge averaging 30.30 inches 
builds from the west by monday.


lez162>165-152015-
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-
vermilion to avon point oh beyond 5 nm off shoreline to us-
canadian border-
930 am edt wed apr 15 2026

.rest of today...southwest winds 10 to 15 knots. a chance of
showers with a slight chance of thunderstorms late this morning,
then a chance of showers and thunderstorms early this afternoon.
showers with a chance of thunderstorms late. waves 1 to 3 feet. 
.tonight...southwest winds 10 to 15 knots. a chance of showers
and thunderstorms early, then showers with a chance of
thunderstorms. showers likely with a slight chance of
thunderstorms late. waves 1 to 2 feet. 
.thursday...south winds 10 to 15 knots becoming southwest.
showers. waves 1 to 2 feet. 
.thursday night...southwest winds 5 to 15 knots becoming west. a
chance of showers and thunderstorms in the evening, then a chance
of showers overnight. waves 1 to 2 feet. 
.friday...northwest winds 5 to 15 knots becoming southeast. a
chance of showers friday night. waves 2 feet or less. 
.saturday...south winds 15 to 25 knots becoming west. showers
with a chance of thunderstorms during the day, then a chance of
showers saturday night. waves 2 to 4 feet building to 3 to
6 feet. 
.sunday...west winds 15 to 25 knots becoming northwest. a chance
of rain showers during the day. waves 3 to 6 feet building to
4 to 7 feet, then subsiding to 3 to 6 feet. waves occasionally
around 9 feet. 

winds and waves higher in and near thunderstorms.

$$

fzus63 kdtx 151339
glflh 
expires:202604152145;;409144

open lake forecast for lake huron
national weather service detroit/pontiac mi
939 am edt wed apr 15 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...stalled frontal boundary over the central great lakes
will lead to multiple episodes of showers and thunderstorms over
the next 2 days. a powerful cold front looks to cross the area on
saturday, with will present strong winds ahead and behind the
front.


lhz361-362-152145-
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-
939 am edt wed apr 15 2026

.rest of today...northeast winds 5 to 10 knots. waves 1 to
3 feet. 
.tonight...northeast winds 5 to 10 knots. a chance of showers
after midnight. waves 1 to 3 feet. 
.thursday...north winds 5 to 10 knots. a chance of showers. waves
1 to 3 feet. 
.thursday night...northwest winds 5 to 10 knots. waves 1 to
3 feet. 
.friday...north winds 5 to 10 knots veering to the east late in
the morning...then increasing to 10 to 15 knots late in the
afternoon becoming southeast 15 to 20 knots late in the evening.
a chance of showers late in the evening. waves 1 to 3 feet
building to 3 to 5 feet late in the afternoon. 
.saturday...southeast winds 15 to 20 knots becoming south 20 to
25 knots early in the evening...then becoming west to 30 knots by
midnight. a chance of showers...then a chance of rain and snow
showers by midnight. waves 6 to 9 feet. waves occasionally around
12 feet. 
.sunday...west winds to 30 knots veering to the northwest by
midnight. a chance of snow showers and showers early in the
morning. waves 10 to 14 feet. waves occasionally around 18 feet. 


$$

fzus63 kdtx 151339
glfsc 
expires:202604152145;;409147

lake st clair forecast
national weather service detroit/pontiac mi
939 am edt wed apr 15 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...stalled frontal boundary over the central great lakes
will lead to multiple episodes of showers and thunderstorms over
the next 2 days. a powerful cold front looks to cross the area on
saturday, with will present strong winds ahead and behind the
front.


lcz460-152145-
lake st clair-
939 am edt wed apr 15 2026

.rest of today...southwest winds 10 to 15 knots. a chance of light
showers late in the morning...then light showers and a chance of
thunderstorms in the afternoon. waves 2 feet or less.
.tonight...southwest winds 10 to 15 knots. light showers likely in
the evening. a chance of thunderstorms. rain showers after midnight.
waves 2 feet or less.
.thursday...southwest winds 10 to 15 knots. light showers until late
afternoon...then light showers and a chance of thunderstorms early
in the afternoon. waves 2 feet or less.
.thursday night...west winds 10 to 15 knots becoming northwest 5 to
10 knots in the late evening and overnight. light showers and a
chance of thunderstorms early in the evening...then a chance of
light showers by midnight. waves 2 feet or less.
.friday...north winds 5 to 10 knots veering to the south in the
afternoon and evening. partly sunny becoming mostly sunny in the
afternoon becoming partly cloudy. waves 2 feet or less.
.saturday...west winds 20 to 25 knots. light showers and a chance of
thunderstorms. waves 2 to 4 feet.
.sunday...west winds 20 to 25 knots. partly cloudy. a chance of
light rain and snow showers. waves 1 to 3 feet.

$$

fzus63 kdtx 151339
glflh 
expires:202604152145;;409145

open lake forecast for lake huron
national weather service detroit/pontiac mi
939 am edt wed apr 15 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...stalled frontal boundary over the central great lakes
will lead to multiple episodes of showers and thunderstorms over
the next 2 days. a powerful cold front looks to cross the area on
saturday, with will present strong winds ahead and behind the
front.


lhz363-462>464-152145-
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-
939 am edt wed apr 15 2026

.rest of today...southwest winds 5 to 10 knots backing to the
southeast in the afternoon. a chance of showers. waves 1 to
3 feet. 
.tonight...east winds 5 to 10 knots backing to the north after
midnight. showers likely in the evening...then a chance of
showers after midnight. waves 1 to 3 feet. 
.thursday...north winds 5 to 10 knots. showers likely. waves 1 to
3 feet. 
.thursday night...north winds 5 to 10 knots. waves 2 feet or
less. 
.friday...north winds 5 to 10 knots veering to the southeast late
in the afternoon...then increasing to 10 to 15 knots late in the
evening. a chance of showers late in the evening. waves 2 feet or
less building to 3 to 5 feet late in the evening. 
.saturday...south winds 15 to 20 knots becoming west 20 to
25 knots with gusts to around 30 knots by midnight. a chance of
showers. waves 5 to 7 feet. waves occasionally around 10 feet. 
.sunday...west winds 20 to 25 knots with gusts to around 30 knots
veering to the northwest by midnight. a chance of showers early
in the morning. waves 8 to 12 feet. waves occasionally around
15 feet. 


$$