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open lake forecast for lake ontario
national weather service buffalo ny
404 am edt sat apr 4 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 29.4 inch surface low will track through the central 
great lakes today, then into quebec tonight and sunday, while 
dragging a strong cold front across the lake early tonight, with a 
secondary cold front then following sunday night and monday. a 30.5 
inch high will then build across the great lakes tuesday and tuesday 
night, before sliding east and off the new england coast wednesday.


loz062-041500-
lake ontario open waters from the niagara river to hamlin beach-
404 am edt sat apr 4 2026

.today...east winds 10 to 15 knots increasing to 15 to 25 knots.
a chance of rain showers from late morning on. waves 1 to 2 feet
building to 3 to 6 feet. 
.tonight...east winds 15 to 20 knots becoming southwest. showers
with a chance of thunderstorms through the early overnight, then
showers late. waves 3 to 5 feet subsiding to 2 to 4 feet. 
.sunday...west winds 15 to 25 knots. a chance of rain showers in
the afternoon. waves 3 to 5 feet building to 5 to 7 feet. waves
occasionally around 9 feet. 
.sunday night...west winds 15 to 25 knots. a chance of rain
showers in the evening. waves 4 to 7 feet subsiding to 3 to
6 feet. waves occasionally around 9 feet. 
.monday...west winds 15 to 20 knots becoming northwest. a chance
of rain and snow showers during the day, then snow and rain
showers likely monday night. waves 3 to 5 feet subsiding to 1 to
3 feet. 
.tuesday...northwest winds 15 to 20 knots becoming west 5 to
15 knots. snow showers likely during the day. waves 3 to 5 feet
subsiding to 1 to 3 feet. 
.wednesday...south winds 5 to 10 knots increasing to 15 to
25 knots. waves 1 foot or less building to 3 to 6 feet. 

winds and waves higher in and near thunderstorms.

$$

fzus61 kbuf 040805
glflo 
expires:202604041500;;807617

open lake forecast for lake ontario
national weather service buffalo ny
404 am edt sat apr 4 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 29.4 inch surface low will track through the central 
great lakes today, then into quebec tonight and sunday, while 
dragging a strong cold front across the lake early tonight, with a 
secondary cold front then following sunday night and monday. a 30.5 
inch high will then build across the great lakes tuesday and tuesday 
night, before sliding east and off the new england coast wednesday.


loz063>065-041500-
lake ontario open waters from hamlin beach to the saint lawrence
river-
404 am edt sat apr 4 2026

.today...northeast winds 10 to 15 knots becoming east 15 to
20 knots. a chance of rain showers this afternoon. waves 1 to
3 feet building to 2 to 4 feet. 
.tonight...southeast winds 15 to 25 knots becoming southwest to
30 knots. a chance of showers and thunderstorms early, then
showers likely with a chance of thunderstorms late in the
evening. showers with a chance of thunderstorms after midnight.
waves 2 to 4 feet building to 5 to 8 feet. waves occasionally
around 10 feet. 
.sunday...west winds 15 to 25 knots increasing to 30 knots. rain
showers in the morning, then a chance of rain showers in the
afternoon. waves 3 to 6 feet building to 5 to 9 feet. waves
occasionally around 11 feet. 
.sunday night...west winds to 30 knots diminishing to 15 to
25 knots. a chance of rain showers in the evening. waves 6 to
10 feet. waves occasionally around 13 feet. 
.monday...west winds 15 to 20 knots becoming northwest. a chance
of rain and snow showers during the day, then snow and rain
showers likely monday night. waves 4 to 7 feet subsiding to 1 to
3 feet. waves occasionally around 9 feet. 
.tuesday...north winds 15 to 25 knots becoming northwest and
diminishing to 10 to 15 knots. snow showers likely during the
day. waves 3 to 5 feet subsiding to 2 to 4 feet. 
.wednesday...south winds 5 to 10 knots increasing to 30 knots.
waves 2 feet or less building to 5 to 8 feet. waves occasionally
around 10 feet. 

winds and waves higher in and near thunderstorms.

$$

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open lake forecast for lake erie
national weather service cleveland oh
339 am edt sat apr 4 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 warm front will move north across the lake this morning as low
pressure 29.60 inches moves northeast through the great lakes
dragging a cold front through late this evening. a trough
averaging 30.00 inches will linger over lake erie through monday.
high pressure 30.50 will build across the region for tuesday into
wednesday. 


lez165>167-041415-
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-
339 am edt sat apr 4 2026

.today...east winds 10 to 15 knots becoming south 15 to 20 knots.
a chance of rain showers with a slight chance of thunderstorms
this morning, then a chance of rain showers and thunderstorms
this afternoon. waves 1 to 3 feet building to 2 to 4 feet. 
.tonight...southwest winds 15 to 20 knots becoming west. showers
with a chance of thunderstorms early, then showers with a slight
chance of thunderstorms late in the evening. a chance of showers
after midnight. waves 2 to 4 feet. 
.sunday...west winds 15 to 20 knots. waves 3 to 6 feet. 
.sunday night...west winds 15 to 20 knots diminishing to 10 to
15 knots. waves 3 to 5 feet subsiding to 1 to 3 feet. 
.monday...west winds 10 to 15 knots becoming northwest and
increasing to 15 to 25 knots. a chance of rain showers. waves
1 to 2 feet building to 3 to 6 feet. 
.tuesday...northwest winds 15 to 20 knots becoming southeast 5 to
15 knots. waves 3 to 6 feet subsiding to 2 feet or less. 
.wednesday...southeast winds 5 to 15 knots becoming south and
increasing to 15 to 25 knots. waves 1 to 3 feet building to 4 to
7 feet. waves occasionally around 9 feet. 

winds and waves higher in and near thunderstorms.

$$

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open lake forecast for lake erie
national weather service cleveland oh
339 am edt sat apr 4 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 warm front will move north across the lake this morning as low
pressure 29.60 inches moves northeast through the great lakes
dragging a cold front through late this evening. a trough
averaging 30.00 inches will linger over lake erie through monday.
high pressure 30.50 will build across the region for tuesday into
wednesday. 


lez061-168-169-041415-
ripley to buffalo ny extending from 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-
339 am edt sat apr 4 2026

.today...northeast winds 5 to 15 knots becoming southeast. a
chance of rain showers with a slight chance of thunderstorms this
morning, then a slight chance of rain showers and thunderstorms
early this afternoon. a chance of rain showers and thunderstorms
late. waves 1 to 3 feet. 
.tonight...south winds 10 to 15 knots becoming west. showers with
a chance of thunderstorms in the evening, then showers after
midnight. waves 1 to 3 feet building to 2 to 4 feet. 
.sunday...west winds 15 to 20 knots. waves 2 to 4 feet building
to 3 to 6 feet. 
.sunday night...west winds 15 to 20 knots diminishing to 10 to
15 knots. a chance of snow showers overnight. waves 3 to 5 feet
subsiding to 1 to 3 feet. 
.monday...west winds 10 to 15 knots becoming northwest 15 to
20 knots. a chance of rain showers during the day, then a chance
of rain and snow showers monday night. waves 1 to 3 feet building
to 3 to 5 feet. 
.tuesday...northwest winds 15 to 20 knots becoming south and
diminishing to less than 10 knots. waves 3 to 5 feet subsiding to
1 foot or less. 
.wednesday...southeast winds 5 to 10 knots becoming south and
increasing to 15 to 25 knots. waves 2 feet or less building to
3 to 5 feet. 

winds and waves higher in and near thunderstorms.

$$

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open lake forecast for lake erie
national weather service cleveland oh
339 am edt sat apr 4 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 warm front will move north across the lake this morning as low
pressure 29.60 inches moves northeast through the great lakes
dragging a cold front through late this evening. a trough
averaging 30.00 inches will linger over lake erie through monday.
high pressure 30.50 will build across the region for tuesday into
wednesday. 


lez162>164-041415-
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-
339 am edt sat apr 4 2026

.today...east winds 15 to 20 knots becoming southwest. a slight
chance of showers 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 15 to 20 knots becoming west. showers
with a chance of thunderstorms early, then a chance of showers
late in the evening. waves 1 to 3 feet building to 2 to 4 feet. 
.sunday...west winds 15 to 20 knots. waves 2 to 4 feet. 
.sunday night...west winds 15 to 20 knots diminishing to 10 to
15 knots. waves 1 to 3 feet. 
.monday...west winds 10 to 15 knots becoming northwest 15 to
20 knots. a chance of rain showers during the day. waves 1 to
2 feet building to 3 to 5 feet. 
.tuesday...north winds 15 to 20 knots becoming southeast 5 to
15 knots. waves 2 to 4 feet subsiding to 1 to 3 feet. 
.wednesday...southeast winds 10 to 15 knots becoming south and
increasing to 15 to 25 knots. waves 1 to 3 feet building to 2 to
4 feet. 

winds and waves higher in and near thunderstorms.

$$

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open lake forecast for lake huron
national weather service detroit/pontiac mi
350 am edt sat apr 4 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 low pressure system tracks from the mid-mississippi
valley into the straits by saturday evening. cooler westerly flow
follows this system sunday, with a series of weak clipper systems
expected to track through monday into tuesday.


lhz361-362-041600-
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-
350 am edt sat apr 4 2026

.today...east winds 20 to 25 knots decreasing to 15 to 20 knots
late in the afternoon. isolated gusts to 35 knot gales. rain. 
waves 8 to 12 feet. waves occasionally around 15 feet. 
.tonight...southeast winds 10 to 15 knots veering to the south
late in the evening...then becoming southwest 15 to 20 knots with
gusts to around 30 knots after midnight. waves 4 to 6 feet. 
.sunday...west winds 20 to 25 knots with gusts to 35 knot gales.
waves 10 to 14 feet. waves occasionally around 18 feet. 
.sunday night...northwest winds 20 to 25 knots with gusts to
around 30 knots becoming west 5 to 10 knots. waves 8 to 12 feet
subsiding to 5 to 7 feet after midnight. waves occasionally
around 15 feet. 
.monday...west winds 5 to 10 knots becoming northwest 20 to
25 knots with gusts to around 30 knots. a chance of snow. waves
3 to 5 feet subsiding to 1 to 3 feet late in the morning...then
building to 3 to 5 feet late in the afternoon building to 8 to
12 feet late in the evening. waves occasionally around 15 feet. 
.tuesday...north winds 15 to 20 knots becoming northwest 10 to
15 knots in the late morning and early afternoon...then becoming
west 5 to 10 knots early in the evening becoming south 10 to
15 knots by midnight. waves 8 to 12 feet subsiding to 3 to 5 feet
. waves occasionally around 15 feet. 
.wednesday...south winds 15 to 20 knots increasing to 30 knots
with gusts to 35 knot gales. a chance of snow early in the
evening. a chance of rain . waves 8 to 12 feet. waves
occasionally around 15 feet. 


$$

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lake st clair forecast
national weather service detroit/pontiac mi
350 am edt sat apr 4 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 low pressure system tracks from the mid-mississippi
valley into the straits by saturday evening. cooler westerly flow
follows this system sunday, with a series of weak clipper systems
expected to track through monday into tuesday.


lcz460-041600-
lake st clair-
350 am edt sat apr 4 2026

.today...southeast winds 10 to 15 knots becoming south 15 to 20
knots late in the afternoon. a chance of rain in the morning.. then
rain and a chance of thunderstorms in the afternoon. waves 1 to 3
feet.
.tonight...southwest winds 10 to 15 knots becoming west 15 to 20
knots after midnight. rain and a chance of thunderstorms early in
the evening...then a chance of light rain late in the evening. waves
1 to 3 feet.
.sunday...west winds 15 to 20 knots. mostly cloudy. waves 1 to 3
feet.
.sunday night...west winds 15 to 20 knots diminishing to 5 to 10
knots. partly cloudy. waves 2 feet or less.
.monday...west winds 5 to 10 knots becoming northwest 15 to 20
knots. mostly cloudy in the morning becoming partly cloudy. a chance
of light rain in the afternoon and evening. a chance of light snow
in the evening. waves 2 feet or less.
.tuesday...southeast winds 15 to 20 knots. mostly clear. waves 2
feet or less.
.wednesday...south winds 15 to 20 knots. partly cloudy. waves 1 to 3
feet.

$$

fzus63 kdtx 040750
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open lake forecast for lake huron
national weather service detroit/pontiac mi
350 am edt sat apr 4 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 low pressure system tracks from the mid-mississippi
valley into the straits by saturday evening. cooler westerly flow
follows this system sunday, with a series of weak clipper systems
expected to track through monday into tuesday.


lhz363-462-041600-
lake huron from sturgeon point to alabaster mi beyond 5nm off
shore-
lake huron from port austin to harbor beach beyond 5nm off shore-
350 am edt sat apr 4 2026

.today...east winds 15 to 20 knots veering to the southeast late
in the afternoon. rain. waves 4 to 6 feet. waves occasionally
around 8 feet. 
.tonight...south winds 10 to 15 knots becoming southwest 15 to
20 knots in the late evening and overnight. a chance of rain in
the evening. waves 4 to 6 feet. waves occasionally around 8 feet.
.sunday...west winds 15 to 20 knots. gusts to 30 knots early in
the morning then 30 knots early in the afternoon. waves 6 to
9 feet. waves occasionally around 12 feet. 
.sunday night...west winds 15 to 20 knots decreasing to 5 to
10 knots. waves 6 to 9 feet. waves occasionally around 12 feet. 
.monday...west winds 5 to 10 knots becoming northwest 10 to
15 knots late in the afternoon...then increasing to 20 to
25 knots with gusts to around 30 knots late in the evening. a
chance of rain late in the morning. a chance of snow. waves 3 to
5 feet subsiding to 1 to 3 feet late in the morning...then
building to 2 to 4 feet late in the afternoon building to 8 to
12 feet late in the evening. waves occasionally around 15 feet. 
.tuesday...north winds 20 to 25 knots with gusts to around
30 knots becoming northwest 10 to 15 knots until early evening...
then backing to the south 10 to 15 knots by midnight. waves 8 to
12 feet subsiding to 3 to 5 feet . waves occasionally around
15 feet. 
.wednesday...south winds 15 to 20 knots increasing to 20 to
25 knots with gusts to 35 knot gales. a chance of rain by
midnight. waves 6 to 9 feet. waves occasionally around 12 feet. 


$$

fzus63 kdtx 040750
glflh 
expires:202604041600;;807018

open lake forecast for lake huron
national weather service detroit/pontiac mi
350 am edt sat apr 4 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 low pressure system tracks from the mid-mississippi
valley into the straits by saturday evening. cooler westerly flow
follows this system sunday, with a series of weak clipper systems
expected to track through monday into tuesday.


lhz463-464-041600-
lake huron from harbor beach to port sanilac beyond 5nm off shore-
lake huron from port sanilac to port huron beyond 5nm off shore-
350 am edt sat apr 4 2026

.today...east winds 10 to 15 knots becoming southeast 15 to
20 knots in the late morning and afternoon. rain in the morning...
then rain and a chance of thunderstorms in the afternoon. waves
1 to 3 feet building to 3 to 5 feet in the late morning and
afternoon. 
.tonight...south winds 10 to 15 knots veering to the southwest by
midnight...then increasing to 15 to 20 knots early in the
morning. rain in the evening. waves 2 to 4 feet. 
.sunday...west winds 15 to 20 knots. waves 3 to 5 feet. 
.sunday night...west winds 15 to 20 knots decreasing to 5 to
10 knots. waves 3 to 5 feet. 
.monday...west winds 5 to 10 knots veering to the northwest late
in the morning...then increasing to 10 to 15 knots late in the
afternoon increasing to 20 to 25 knots with gusts to around
30 knots late in the evening. a chance of rain late in the
morning. a chance of snow. waves 2 to 4 feet subsiding to 1 to
3 feet late in the morning...then building to 8 to 12 feet late
in the evening. waves occasionally around 15 feet. 
.tuesday...northwest winds 20 to 25 knots with gusts to around
30 knots becoming north 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 8 to
12 feet subsiding to 2 to 4 feet. waves occasionally around
15 feet. 
.wednesday...south winds 15 to 20 knots increasing to 20 to
25 knots with gusts to around 30 knots by midnight. a chance of.
waves 5 to 7 feet building to 6 to 9 feet by midnight. waves
occasionally around 12 feet. 


$$