fzus61 kbuf 150802
glflo 
expires:202608151500;;221100

open lake forecast for lake ontario
national weather service buffalo ny
402 am edt sat aug 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 high pressure ridge averaging 30.2 inches impacts lake ontario 
today before the ridge begins to exit eastward tonight. a low of 
29.7 inches should move generally southeastward from near the 
northern great lakes to near southern new england tonight through 
monday. this low track should allow a warm front to drift 
northeastward across lake ontario later on sunday before a cold 
front sweeps eastward across the lake sunday night. behind the cold 
front, a trough averaging 29.8 inches should linger over lake 
ontario on monday. a high pressure ridge averaging 30.0 inches 
should build from the upper midwest monday night and traverse lake 
ontario on tuesday. this ridge should exit slowly eastward tuesday 
night through wednesday as a cold front approaches from the 
northwest.


loz062-151500-
lake ontario open waters from the niagara river to hamlin beach-
402 am edt sat aug 15 2026

.today...east winds 5 to 15 knots. waves 1 to 3 feet. 
.tonight...east winds 10 to 15 knots becoming southeast. waves
1 to 3 feet. 
.sunday...southeast winds 5 to 15 knots becoming east. a chance
of showers in the afternoon. waves 1 to 3 feet. 
.sunday night...southeast winds 10 knots or less becoming
northwest. a chance of showers. waves 1 foot or less. 
.monday...northwest winds 5 to 10 knots. waves 1 foot or less. 
.tuesday...west winds 10 knots or less becoming southwest 10 to
15 knots. waves 2 feet or less. 
.wednesday...southwest winds 10 to 15 knots becoming northwest.
showers likely. waves 1 to 3 feet. 

$$

fzus63 kdtx 151344
glflh 
expires:202608152145;;233621

open lake forecast for lake huron
national weather service detroit/pontiac mi
944 am edt sat aug 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...high pressure, 30.20 inches, currently centered over
northern lake huron will hold most of the day before sliding
southeast through the eastern lakes. the next low pressure system
will pass through the region tonight and sunday bringing the next
thunderstorm chances.


lhz362-363-152145-
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-
944 am edt sat aug 15 2026

.rest of today...east winds 5 to 10 knots. waves 2 feet or less. 
.tonight...east winds 5 to 10 knots increasing to 10 to 15 knots
by midnight...then veering to the southeast early in the morning.
waves 1 to 3 feet building to 2 to 4 feet after midnight. 
.sunday...south winds 10 to 15 knots decreasing to 5 to 10 knots
in the late morning and afternoon. a chance of showers in the
afternoon. waves 2 to 4 feet. 
.sunday night...northwest winds 5 to 10 knots increasing to 15 to
20 knots in the late evening and overnight. waves 3 to 5 feet. 
.monday...northwest winds 10 to 15 knots decreasing to 5 to
10 knots late in the morning...then becoming light and variable
late in the afternoon becoming west 5 to 10 knots late in the
evening. waves 3 to 5 feet subsiding to 2 feet or less late in
the afternoon. 
.tuesday...southwest winds 5 to 10 knots becoming south 10 to
15 knots until early evening...then becoming southwest 5 to
10 knots by midnight. a chance of showers until early evening.
rain showers likely by midnight. waves 1 to 3 feet. 
.wednesday...southwest winds 10 to 15 knots becoming northwest
15 to 20 knots by midnight. showers likely early in the morning...
then a chance of showers and thunderstorms until early evening.
waves 1 to 3 feet building to 3 to 5 feet. 


$$

fzus63 kdtx 151344
glflh 
expires:202608152145;;233622

open lake forecast for lake huron
national weather service detroit/pontiac mi
944 am edt sat aug 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...high pressure, 30.20 inches, currently centered over
northern lake huron will hold most of the day before sliding
southeast through the eastern lakes. the next low pressure system
will pass through the region tonight and sunday bringing the next
thunderstorm chances.


lhz462>464-152145-
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-
944 am edt sat aug 15 2026

.rest of today...east winds 5 to 10 knots late in the morning
becoming light and variable...then becoming east 5 to 10 knots
late in the afternoon. waves 2 feet or less. 
.tonight...east winds 5 to 10 knots becoming southeast 10 to
15 knots late in the evening...then increasing to 15 to 20 knots
after midnight decreasing to 10 to 15 knots early in the morning.
waves 1 to 3 feet building to 2 to 4 feet after midnight. 
.sunday...south winds 10 to 15 knots decreasing to 5 to 10 knots
in the late morning and afternoon. waves 2 to 4 feet subsiding to
1 to 3 feet in the late morning and afternoon. 
.sunday night...west winds 5 to 10 knots becoming northwest 15 to
20 knots. waves 2 feet or less building to 3 to 5 feet in the
late evening and overnight. 
.monday...northwest winds 10 to 15 knots becoming light and
variable. waves 3 to 5 feet subsiding to 1 to 3 feet late in the
afternoon. 
.tuesday...south winds 5 to 10 knots increasing to 10 to 15 knots
by midnight. waves 2 feet or less. 
.wednesday...southwest winds 10 to 15 knots veering to the north
by midnight. showers likely until afternoon. a chance of
thunderstorms until early evening. waves 1 to 3 feet building to
3 to 5 feet. 


$$