fzus61 kbuf 202025
glflo 
expires:202603210300;;023035

open lake forecast for lake ontario
national weather service buffalo ny
425 pm edt fri mar 20 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 29.8 inch low will track across the lower great lakes 
this evening before sliding off the east coast tonight. a 30.0 inch 
high will then build across the lake saturday, before a 29.6 inch 
low crosses the lower great lakes sunday and slides off the mid-
atlantic coast monday. a 30.4 inch high is forecast to build across 
the upper great lakes monday, and the lower great lakes tuesday. a 
29.7 inch low tracking across quebec will push its associated cold 
front across the lake on wednesday.


loz063-064-210300-
lake ontario open waters from hamlin beach to mexico bay-
425 pm edt fri mar 20 2026

.tonight...northeast winds 15 to 20 knots becoming northwest 5 to
15 knots. waves 1 to 3 feet. 
.saturday...northwest winds 10 knots or less becoming north.
waves 2 feet or less. 
.saturday night...east winds 5 to 10 knots becoming southeast.
rain and snow showers likely overnight. waves 2 feet or less. 
.sunday...south winds 10 to 15 knots becoming north. rain
showers. waves 1 to 3 feet. 
.sunday night...northeast winds 15 to 20 knots. rain showers
likely in the evening, then a chance of rain and snow showers
overnight. waves 1 to 3 feet building to 3 to 5 feet. 
.monday...north winds 15 to 20 knots becoming northwest. a chance
of snow showers during the day. waves 3 to 5 feet subsiding to
2 to 4 feet. 
.tuesday...northwest winds 5 to 15 knots becoming west and
increasing to 15 to 25 knots. a chance of snow showers tuesday
night. waves 1 to 3 feet building to 4 to 7 feet. waves
occasionally around 9 feet. 
.wednesday...northwest winds 15 to 25 knots becoming northeast. a
chance of snow showers during the day. waves 5 to 8 feet
subsiding to 3 to 6 feet. waves occasionally around 10 feet. 

$$

fzus61 kbuf 202025
glflo 
expires:202603210300;;023036

open lake forecast for lake ontario
national weather service buffalo ny
425 pm edt fri mar 20 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 29.8 inch low will track across the lower great lakes 
this evening before sliding off the east coast tonight. a 30.0 inch 
high will then build across the lake saturday, before a 29.6 inch 
low crosses the lower great lakes sunday and slides off the mid-
atlantic coast monday. a 30.4 inch high is forecast to build across 
the upper great lakes monday, and the lower great lakes tuesday. a 
29.7 inch low tracking across quebec will push its associated cold 
front across the lake on wednesday.


loz065-210300-
lake ontario open waters from mexico bay to the saint lawrence
river-
425 pm edt fri mar 20 2026

.tonight...north winds 5 to 15 knots. waves 2 feet or less. 
.saturday...northwest winds 10 knots or less becoming north.
waves 1 foot or less. 
.saturday night...light and variable winds becoming southeast
around 10 knots. a chance of snow showers in the evening, then
snow and rain showers overnight. waves 1 foot or less. 
.sunday...southeast winds 10 to 15 knots becoming north. rain and
snow showers in the morning, then rain showers in the afternoon.
waves 2 feet or less. 
.sunday night...northeast winds 10 to 15 knots increasing to
15 to 20 knots. a chance of rain showers in the evening, then a
chance of snow and rain showers overnight. waves 1 to 3 feet. 
.monday...north winds 15 to 20 knots diminishing to 10 to
15 knots. a chance of snow showers during the day. waves 1 to
3 feet. 
.tuesday...northwest winds 5 to 15 knots becoming southwest 15 to
20 knots. a chance of snow showers tuesday night. waves 2 feet or
less building to 4 to 7 feet. waves occasionally around 9 feet. 
.wednesday...northwest winds 15 to 20 knots becoming northeast. a
chance of snow showers during the day. waves 4 to 7 feet
subsiding to 1 to 3 feet. waves occasionally around 9 feet. 

$$