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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.

$$

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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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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. 


$$

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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.


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. 


$$