fzus61 kbuf 062009
glflo 
expires:202604070300;;941509

open lake forecast for lake ontario
national weather service buffalo ny
409 pm edt mon apr 6 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 29.9 inch clipper low will cross lake ontario tonight, 
then will slide off the new england coast tuesday. a 30.6 inch high 
will then build from the central great lakes tuesday to the new 
england coastline wednesday, before moving southeast of nova scotia 
thursday. a cold front will cross the lake friday, with a 30.5 inch 
high then forecast to build east across the great lakes saturday.


loz062-070300-
lake ontario open waters from the niagara river to hamlin beach-
409 pm edt mon apr 6 2026

.tonight...west winds 10 knots or less increasing to 15 to
25 knots. a chance of snow showers early, then snow and rain
showers from late evening on. waves 2 feet or less building to
3 to 5 feet. 
.tuesday...northwest winds to 30 knots diminishing to 15 to
20 knots. snow showers likely early, then a chance of snow
showers late in the morning. waves 5 to 8 feet subsiding to 2 to
4 feet. waves occasionally around 10 feet. 
.tuesday night...northwest winds 15 to 20 knots becoming
southeast and diminishing to less than 10 knots overnight. waves
2 to 4 feet subsiding to 1 foot or less. 
.wednesday...southeast winds 10 knots or less becoming east 10 to
15 knots. waves 2 feet or less. 
.wednesday night...east winds 10 to 15 knots becoming south 15 to
20 knots. waves 1 to 3 feet building to 2 to 4 feet. 
.thursday...south winds 15 to 25 knots becoming southwest. a
chance of showers thursday night. waves 3 to 6 feet subsiding to
1 to 3 feet. 
.friday...southwest winds 5 to 10 knots becoming northwest. a
chance of rain showers. waves 2 feet or less. 
.saturday...northwest winds 10 knots or less becoming northeast.
a chance of rain showers during the day. waves 2 feet or less. 

$$

fzus61 kbuf 062009
glflo 
expires:202604070300;;941510

open lake forecast for lake ontario
national weather service buffalo ny
409 pm edt mon apr 6 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 29.9 inch clipper low will cross lake ontario tonight, 
then will slide off the new england coast tuesday. a 30.6 inch high 
will then build from the central great lakes tuesday to the new 
england coastline wednesday, before moving southeast of nova scotia 
thursday. a cold front will cross the lake friday, with a 30.5 inch 
high then forecast to build east across the great lakes saturday.


loz063>065-070300-
lake ontario open waters from hamlin beach to the saint lawrence
river-
409 pm edt mon apr 6 2026

.tonight...west winds 5 to 15 knots becoming northwest 15 to
20 knots. snow showers after midnight. waves 1 to 3 feet building
to 2 to 4 feet. 
.tuesday...north winds to 30 knots becoming northwest 15 to
25 knots. snow showers early, then a chance of snow showers.
waves 3 to 6 feet building to 5 to 8 feet, then subsiding to 3 to
5 feet. waves occasionally around 10 feet. 
.tuesday night...west winds 15 to 20 knots becoming northwest
5 to 15 knots. waves 2 to 4 feet subsiding to 1 to 3 feet. 
.wednesday...southwest winds 10 knots or less becoming east.
waves 2 feet or less. 
.wednesday night...southeast winds 10 to 15 knots becoming south
and increasing to 15 to 25 knots. waves 1 to 3 feet building to
3 to 6 feet. 
.thursday...south winds 15 to 25 knots. waves 3 to 6 feet. 
.friday...south winds 15 to 20 knots becoming northwest 5 to
15 knots. a chance of rain showers. waves 2 to 4 feet subsiding
to 2 feet or less. 
.saturday...northwest winds 5 to 15 knots becoming east. a chance
of rain showers during the day. waves 1 to 3 feet subsiding to
1 foot or less. 

$$

fzus61 kcle 061947
glfle 
expires:202604070230;;940499

open lake forecast for lake erie
national weather service cleveland oh
347 pm edt mon apr 6 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 30.00 inches will push east through the region,
moving a cold front south across lake erie this evening. high
pressure 30.60 inches will build across the area on tuesday and
will persist into wednesday. a low pressure 29.70 inches will move
northeast across the midwest, moving a warm front north late
wednesday followed by a cold front east on friday. high pressure
30.40 inches returns for saturday


lez061-168-169-070230-
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-
347 pm edt mon apr 6 2026

.tonight...west winds 10 to 15 knots increasing to 15 to
25 knots. snow and rain showers likely this evening, then a
chance of snow showers after midnight. waves 1 to 3 feet building
to 3 to 5 feet. 
.tuesday...northwest winds 15 to 25 knots diminishing to 10 to
15 knots. a slight chance of snow showers early. waves 3 to
6 feet subsiding to 1 to 3 feet. 
.tuesday night...northwest winds 10 knots or less becoming
southeast. waves 1 foot or less. 
.wednesday...southeast winds 5 to 10 knots becoming east. waves
1 foot or less. 
.wednesday night...southeast winds 5 to 15 knots becoming south
15 to 20 knots. waves 1 to 3 feet building to 2 to 4 feet. 
.thursday...south winds 15 to 20 knots diminishing to 10 to
15 knots. waves 2 to 4 feet subsiding to 1 to 3 feet. 
.friday...south winds 10 knots or less becoming northwest. a
chance of rain showers. waves 2 feet or less. 
.saturday...north winds 10 knots or less becoming east. waves
1 foot or less. 

$$