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open lake forecast for lake ontario
national weather service buffalo ny
402 am edt sat aug 22 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 30.1 inch high over new england this morning will 
drift east across the canadian maritimes today. an elongated, and 
slightly deepening 29.7 inch low will slowly make its way from the 
central great lakes to western quebec today and sunday, while 
pushing its associated warm and cold fronts across the lake between 
to night and sunday morning. the now 29.6 inch area of low pressure 
will wobble across western quebec through monday, then eject 
northeastward across labrador on tuesday while a 30.1 inch high 
builds eastward across the ohio valley. this surface high will drift 
across the southern mid-atlantic states wednesday, and to the east 
coast by wednesday night.


loz062-221500-
lake ontario open waters from the niagara river to hamlin beach-
402 am edt sat aug 22 2026

.today...southeast winds 5 to 15 knots becoming east. a chance of
showers and thunderstorms late. waves 1 to 2 feet. 
.tonight...southeast winds 5 to 15 knots becoming southwest.
showers with a chance of thunderstorms through the early
overnight, then showers likely late. a chance of waterspouts
after midnight. waves 1 to 2 feet. 
.sunday...west winds 15 to 25 knots. a chance of waterspouts.
showers likely in the morning, then showers likely with a chance
of thunderstorms in the afternoon. waves 1 to 3 feet building to
3 to 6 feet. 
.sunday night...west winds 15 to 25 knots. a chance of
waterspouts. a chance of showers and thunderstorms in the
evening, then showers likely overnight. waves 4 to 6 feet. 
.monday...west winds 15 to 25 knots. a chance of waterspouts.
showers during the day, then a chance of showers monday night.
waves 5 to 8 feet subsiding to 3 to 5 feet. waves occasionally
around 10 feet. 
.tuesday...west winds 15 to 20 knots diminishing to less than
10 knots. a chance of waterspouts during the day. a chance of
showers during the day. waves 2 to 4 feet subsiding to 1 foot or
less. 
.wednesday...southwest winds 10 knots or less becoming south.
waves 1 foot or less. 

winds and waves higher in and near thunderstorms.

$$

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open lake forecast for lake huron...corrected
national weather service detroit/pontiac mi
407 am edt sat aug 22 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 cold front will move across the great lakes this
morning which will veer wind direction to the northwest. showers
and thunderstorms are expected along and ahead of the front.
post-frontal northwest flow leads to gusty winds through the day
on sunday.


lhz362-363-221600-
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-
407 am edt sat aug 22 2026

.today...southwest winds 5 to 10 knots. a chance of showers in
the morning...then showers likely and a chance of thunderstorms
in the afternoon. a chance of waterspouts. waves 2 to 4 feet
subsiding to 1 to 3 feet in the late morning and afternoon. 
.tonight...northwest winds 10 to 15 knots increasing to 20 to
25 knots. waves 4 to 6 feet building to 6 to 9 feet after
midnight. waves occasionally around 12 feet. 
.sunday...northwest winds 20 to 25 knots with gusts to 35 knot
gales. a chance of waterspouts in the morning. a chance of
showers in the afternoon. waves 6 to 9 feet. waves occasionally
around 12 feet. 
.sunday night...northwest winds 20 to 25 knots with gusts to
30 knots. a chance of waterspouts in the evening. a chance of 
showers. waves 6 to 9 feet. waves occasionally around 12 feet.
.monday...northwest winds 20 to 25 knots with gusts to around
30 knots decreasing to 10 to 15 knots. waves 4 to 6 feet. waves
occasionally around 8 feet. 
.tuesday...northwest winds 5 to 10 knots early in the morning
becoming light and variable...then becoming south 5 to 10 knots
by midnight. waves 1 to 3 feet. 
.wednesday...south winds 5 to 10 knots increasing to 10 to
15 knots. showers likely. a chance of thunderstorms by midnight.
waves 1 to 3 feet. 


$$

fzus63 kdtx 220807 cca
glflh 
expires:202608221600;;156038

open lake forecast for lake huron...corrected
national weather service detroit/pontiac mi
407 am edt sat aug 22 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 cold front will move across the great lakes this
morning which will veer wind direction to the northwest. showers
and thunderstorms are expected along and ahead of the front.
post-frontal northwest flow leads to gusty winds through the day
on sunday.


lhz462>464-221600-
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-
407 am edt sat aug 22 2026

.today...south winds 10 to 15 knots decreasing to 5 to 10 knots
in the late morning and afternoon. a chance of showers in the
morning...then a chance of showers and thunderstorms in the
afternoon. a chance of waterspouts. waves 1 to 3 feet. 
.tonight...northwest winds 10 to 15 knots increasing to 15 to
20 knots after midnight. showers and a chance of thunderstorms in
the evening. a chance of waterspouts in the evening. waves 1 to
3 feet building to 6 to 9 feet. waves occasionally around
12 feet. 
.sunday...northwest winds 20 to 25 knots with gusts to 35 knot
gales. a chance of showers in the morning...then showers likely
in the afternoon. waves 6 to 9 feet. waves occasionally around
12 feet. 
.sunday night...northwest winds 15 to 20 knots increasing to
20 to 25 knots by midnight...then becoming west 15 to 20 knots
after midnight. gusts to 30 knots. showers likely in the
evening...then a chance of showers after midnight. waves 6 to
9 feet. waves occasionally around 12 feet. 
.monday...northwest winds 15 to 20 knots with gusts to around
30 knots decreasing to 10 to 15 knots late in the afternoon.
waves 4 to 6 feet subsiding to 2 to 4 feet late in the evening.
waves occasionally around 8 feet. 
.tuesday...northwest winds 5 to 10 knots early in the morning
becoming light and variable...then becoming south 5 to 10 knots
by midnight. waves 2 feet or less. 
.wednesday...southwest winds 5 to 10 knots becoming south 10 to
15 knots . a chance of showers early in the evening. rain showers
likely by midnight. waves 1 to 3 feet. 


$$