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open lake forecast for lake ontario
national weather service buffalo ny
1002 pm edt mon apr 27 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 30.3 inch high will ridge along the eastern seaboard 
overnight. a 29.4 inch low over the great plains will advance 
northeast into the upper great lakes late tonight into tuesday 
morning, while pushing a warm front across the lake. the low will 
head northeast to james bay tuesday night sending a cold front 
across the lake. an inverted trough averaging 29.7 inch inverted 
trough is expected across the lower great lakes wednesday through 
wednesday night. the trough/low will track to the coast of new 
england through friday while also deepening to 29.5 inches.


loz062-280900-
lake ontario open waters from the niagara river to hamlin beach-
1002 pm edt mon apr 27 2026

.overnight...southeast winds 15 to 20 knots diminishing to
10 to 15 knots. waves 2 to 4 feet. 
.tuesday...southeast winds 15 to 20 knots becoming south. showers
through early afternoon. waves 2 to 4 feet subsiding to 1 to
3 feet. 
.tuesday night...south winds 15 to 20 knots becoming northwest
5 to 15 knots. waves 1 to 3 feet. 
.wednesday...north winds 10 knots or less. a chance of showers in
the morning, then showers in the afternoon. waves 1 foot or less.
.wednesday night...north winds 10 to 15 knots becoming northwest.
showers. waves 1 to 3 feet building to 2 to 4 feet. 
.thursday...west winds 15 to 20 knots becoming northwest 10 to
15 knots. a chance of rain showers during the day. waves 2 to
4 feet. 
.friday...west winds 15 to 20 knots becoming northwest 10 to
15 knots. waves 1 to 3 feet. 
.saturday...west winds 10 to 15 knots. waves 2 to 3 feet. 

$$

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open lake forecast for lake huron
national weather service detroit/pontiac mi
958 pm edt mon apr 27 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...the next low, 29.30 inches, will track through lake
superior tonight. brief southerly gales over the north half of
lake huron expected, along with showers and embedded
thunderstorms before the cold front passes through on tuesday.


lhz361>363-281000-
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-
lake huron from sturgeon point to alabaster mi beyond 5nm off
shore-
958 pm edt mon apr 27 2026

...gale warning in effect from 1 am to 8 am edt tuesday...

.rest of tonight...southeast winds 20 to 25 knots increasing to
30 knots after midnight. gusts to 35 knot gales. showers. waves
8 to 12 feet building to 12 to 16 feet early in the morning.
waves occasionally around 20 feet. 
.tuesday...south winds 20 to 25 knots with gusts to 35 knot gales
becoming southwest 15 to 20 knots in the afternoon. scattered
showers in the morning. waves 10 to 14 feet subsiding to 6 to
9 feet late in the afternoon. waves occasionally around 18 feet. 
.tuesday night...southwest winds 10 to 15 knots becoming
northwest 5 to 10 knots in the late evening and overnight. waves
4 to 6 feet subsiding to 2 to 4 feet after midnight. waves
occasionally around 8 feet. 
.wednesday...northwest winds 5 to 10 knots becoming 10 to
15 knots early in the afternoon. waves 1 to 3 feet. 
.wednesday night...northwest winds 10 to 15 knots increasing to
15 to 20 knots in the late evening and overnight. waves 2 to
4 feet. 
.thursday...northwest winds 10 to 15 knots. waves 3 to 5 feet. 
.friday...northwest winds 10 to 15 knots. waves 4 to 6 feet.
waves occasionally around 8 feet. 
.saturday...northwest winds 10 to 15 knots. waves 4 to 6 feet.
waves occasionally around 8 feet. 


$$

fzus63 kdtx 280158
glflh 
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open lake forecast for lake huron
national weather service detroit/pontiac mi
958 pm edt mon apr 27 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...the next low, 29.30 inches, will track through lake
superior tonight. brief southerly gales over the north half of
lake huron expected, along with showers and embedded
thunderstorms before the cold front passes through on tuesday.


lhz462>464-281000-
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-
958 pm edt mon apr 27 2026

.rest of tonight...southeast winds 20 to 25 knots increasing to
30 knots early in the morning. showers. waves 6 to 9 feet. waves 
occasionally around 12 feet. 
.tuesday...south winds 20 to 25 knots with gusts to around
30 knots decreasing to 15 to 20 knots with gusts to around
30 knots in the late morning and early afternoon...then becoming
southwest 10 to 15 knots late in the afternoon. a chance of
showers in the morning. waves 6 to 9 feet subsiding to 4 to
6 feet late in the afternoon. waves occasionally around 12 feet. 
.tuesday night...west winds 5 to 10 knots veering to the north
after midnight. waves 2 to 4 feet subsiding to 1 to 3 feet in the
late evening and overnight. 
.wednesday...north winds 5 to 10 knots increasing to 10 to
15 knots in the late morning and afternoon. a chance of showers
in the morning. waves 1 to 3 feet building to 2 to 4 feet early
in the afternoon. 
.wednesday night...north winds 10 to 15 knots becoming northwest
15 to 20 knots after midnight. waves 3 to 5 feet. 
.thursday...northwest winds 10 to 15 knots becoming north 5 to
10 knots late in the afternoon. waves 3 to 5 feet subsiding to
1 to 3 feet late in the afternoon...then building to 3 to 5 feet
late in the evening. 
.friday...northwest winds 10 to 15 knots becoming north 5 to
10 knots early in the evening...then backing to the northwest by
midnight. waves 3 to 5 feet. 
.saturday...northwest winds 10 to 15 knots becoming west by
midnight. waves 3 to 5 feet subsiding to 2 to 4 feet by midnight.


$$