fzus61 kbuf 202025
glflo 
expires:202603210300;;023034

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.


loz062-210300-
lake ontario open waters from the niagara river to hamlin beach-
425 pm edt fri mar 20 2026

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

$$

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. 

$$

fzus61 kcle 201949
glfle 
expires:202603210230;;021432

open lake forecast for lake erie
national weather service cleveland oh
349 pm edt fri mar 20 2026

for waters beyond five nautical miles of shore on lake erie

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...
low pressure of 29.70 inches will pull a cold front south across
lake erie through early evening. high pressure of 30.10 inches
will build east across the great lakes on saturday. a warm front
will lift back north saturday night ahead of low pressure of 29.60
inches that will cross lake erie towards midday sunday, pulling a
stronger cold front south across the lake. high pressure of 30.40
inches will build southeast from the northern plains to the mid-
atlantic through early next week.


lez061-168-169-210230-
ripley to buffalo ny extending from 5nm off shoreline to us-
canadian border-geneva-on-the-
lake to conneaut oh beyond 5 nm off shoreline to us-
canadian border-
conneaut oh to ripley ny beyond 5 nm off shoreline to us-
canadian border-
349 pm edt fri mar 20 2026

.tonight...northwest winds 5 to 15 knots becoming north. waves
1 to 3 feet. 
.saturday...north winds 10 knots or less becoming northeast.
waves 1 foot or less. 
.saturday night...east winds 10 knots or less becoming southwest.
waves 1 foot or less. 
.sunday...southwest winds 5 to 10 knots becoming northwest. a
chance of rain showers in the morning, then rain showers likely
in the afternoon. waves 2 feet or less. 
.sunday night...north winds 10 to 15 knots. rain showers likely
in the evening, then a chance of rain showers overnight. waves
1 to 3 feet. 
.monday...north winds 5 to 15 knots. waves 1 to 3 feet. 
.tuesday...south winds 5 to 15 knots becoming west. waves 1 foot
or less building to 1 to 3 feet. 
.wednesday...northwest winds 15 to 20 knots becoming east 5 to
15 knots. waves 1 to 3 feet. 

$$