fzus61 kbuf 210803
glflo 
expires:202603211500;;047843

open lake forecast for lake ontario
national weather service buffalo ny
403 am edt sat mar 21 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 will build across the lake today. a 
29.6 inch low will then cross the lower great lakes sunday before 
sliding off the mid-atlantic coast monday. a 30.4 inch high is 
forecast to build across the upper great lakes monday, then move to 
the lower great lakes tuesday while strengthening to 30.5 inches. a 
29.8 inch low tracking across quebec will then push its associated 
cold front across the lake on wednesday.


loz062-211500-
lake ontario open waters from the niagara river to hamlin beach-
403 am edt sat mar 21 2026

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

$$

fzus61 kbuf 210803
glflo 
expires:202603211500;;047844

open lake forecast for lake ontario
national weather service buffalo ny
403 am edt sat mar 21 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 will build across the lake today. a 
29.6 inch low will then cross the lower great lakes sunday before 
sliding off the mid-atlantic coast monday. a 30.4 inch high is 
forecast to build across the upper great lakes monday, then move to 
the lower great lakes tuesday while strengthening to 30.5 inches. a 
29.8 inch low tracking across quebec will then push its associated 
cold front across the lake on wednesday.


loz063-064-211500-
lake ontario open waters from hamlin beach to mexico bay-
403 am edt sat mar 21 2026

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

$$

fzus61 kbuf 210803
glflo 
expires:202603211500;;047845

open lake forecast for lake ontario
national weather service buffalo ny
403 am edt sat mar 21 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 will build across the lake today. a 
29.6 inch low will then cross the lower great lakes sunday before 
sliding off the mid-atlantic coast monday. a 30.4 inch high is 
forecast to build across the upper great lakes monday, then move to 
the lower great lakes tuesday while strengthening to 30.5 inches. a 
29.8 inch low tracking across quebec will then push its associated 
cold front across the lake on wednesday.


loz065-211500-
lake ontario open waters from mexico bay to the saint lawrence
river-
403 am edt sat mar 21 2026

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

$$

fzus61 kcle 210742
glfle 
expires:202603211415;;047318

open lake forecast for lake erie
national weather service cleveland oh
342 am edt sat mar 21 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...
high pressure 30.00 inches today gives way to a warm front
tonight, followed by a strong cold front sunday. high pressure
30.40 inches builds in after sunday for monday night and tuesday.
another warm front arrives midweek.



lez061-168-169-211415-
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-
342 am edt sat mar 21 2026

.today...north winds less than 10 knots becoming northeast.
patchy fog this morning. waves 2 feet or less. 
.tonight...east winds 10 knots or less becoming southwest. waves
2 feet 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 1 to 2 feet. 
.sunday night...north winds 10 to 15 knots. rain showers likely
in the evening, then a chance of snow and rain showers overnight.
waves 1 to 3 feet. 
.monday...north winds 5 to 15 knots diminishing to less than
10 knots. waves 1 to 3 feet. 
.tuesday...south winds 5 to 10 knots becoming southwest. waves
1 foot or less building to 1 to 3 feet. 
.wednesday...north winds 5 to 10 knots becoming southeast. waves
2 to 4 feet subsiding to 2 feet or less. 

$$