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open lake forecast for lake ontario
national weather service buffalo ny
401 am edt thu may 1 2025

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 30.3 inch high will depart towards new england 
today. meanwhile a 29.5 inch low will track just north of the lake 
tonight and into central quebec on friday with its corresponding 
cold front crossing the lake early friday. this front will stall 
along the eastern seaboard through the weekend and into monday with 
several weak waves upon it. to the north a 30.4 inch area of surface 
high pressure will slowly eases its way from the upper great lakes 
to quebec.


loz062-011500-
lake ontario open waters from the niagara river to hamlin beach-
401 am edt thu may 1 2025

.today...east winds 10 to 15 knots increasing to 15 to 20 knots.
a chance of showers early this afternoon. showers with
thunderstorms likely late. some thunderstorms may produce gusty
winds late. waves 1 to 3 feet building to 3 to 5 feet. 
.tonight...east winds 15 to 20 knots becoming southwest. showers
with thunderstorms likely in the evening, then showers likely
after midnight. a chance of showers late. some thunderstorms may
produce gusty winds in the evening. waves 3 to 5 feet subsiding
to 2 to 4 feet. 
.friday...southwest winds 15 to 20 knots becoming west. a chance
of showers. waves 2 to 4 feet building to 3 to 5 feet. 
.friday night...west winds 5 to 15 knots becoming northwest. a
chance of showers. waves 2 to 4 feet subsiding to 1 to 3 feet. 
.saturday...northwest winds 5 to 10 knots. showers likely during
the day, then a chance of showers saturday night. waves 1 foot or
less. 
.sunday...north winds 5 to 15 knots becoming northeast 15 to
20 knots. waves 1 to 2 feet building to 2 to 4 feet. 
.monday...east winds 15 to 20 knots diminishing to 10 to
15 knots. a chance of showers. waves 3 to 5 feet subsiding to
2 to 3 feet. 

winds and waves higher in and near thunderstorms.

$$

fzus61 kbuf 010801
glflo 
expires:202505011500;;759887

open lake forecast for lake ontario
national weather service buffalo ny
401 am edt thu may 1 2025

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 30.3 inch high will depart towards new england 
today. meanwhile a 29.5 inch low will track just north of the lake 
tonight and into central quebec on friday with its corresponding 
cold front crossing the lake early friday. this front will stall 
along the eastern seaboard through the weekend and into monday with 
several weak waves upon it. to the north a 30.4 inch area of surface 
high pressure will slowly eases its way from the upper great lakes 
to quebec.


loz063>065-011500-
lake ontario open waters from hamlin beach to the saint lawrence
river-
401 am edt thu may 1 2025

.today...east winds 5 to 15 knots increasing to 15 to 20 knots.
showers with thunderstorms likely late. some thunderstorms may
produce gusty winds late. waves 1 foot or less building to 2 to
4 feet. 
.tonight...east winds 15 to 20 knots becoming south. showers with
thunderstorms likely in the evening, then showers likely after
midnight. some thunderstorms may produce gusty winds in the
evening. waves 2 to 4 feet. 
.friday...south winds 15 to 20 knots becoming west. a chance of
showers. waves 2 to 4 feet building to 3 to 5 feet. 
.friday night...west winds 5 to 15 knots becoming northwest. a
chance of showers. waves 3 to 5 feet subsiding to 1 to 3 feet. 
.saturday...northwest winds 5 to 10 knots. showers likely during
the day, then a chance of showers saturday night. waves 2 feet or
less. 
.sunday...north winds 5 to 15 knots becoming northeast. waves
1 to 3 feet. 
.monday...northeast winds 15 to 20 knots becoming southeast 10 to
15 knots. a chance of showers. waves 2 to 4 feet subsiding to
1 to 3 feet. 

winds and waves higher in and near thunderstorms.

$$

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open lake forecast for lake erie
national weather service cleveland oh
407 am edt thu may 1 2025

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...
a warm front will lift northeast across lake erie today as low 
pressure 29.60 inches moves northeastward across the central great
lakes. a cold front will then move southeast across the lake
friday. low pressure 29.80 inches lingers across the ohio valley
through the weekend and into monday.


lez061-168-169-011415-
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-
407 am edt thu may 1 2025

.today...east winds 10 to 15 knots becoming southeast. a slight
chance of showers and thunderstorms this morning, then a chance
of showers and thunderstorms early this afternoon. showers with
thunderstorms likely late. some thunderstorms may produce gusty
winds this afternoon. waves 1 to 3 feet. 
.tonight...southeast winds 10 to 15 knots becoming southwest
15 to 20 knots. showers with thunderstorms likely early, then
showers likely with a chance of thunderstorms late in the
evening. a chance of showers after midnight. some thunderstorms
may produce gusty winds in the evening. waves 1 to 3 feet
building to 2 to 4 feet. 
.friday...southwest winds 15 to 20 knots diminishing to 10 to
15 knots. a chance of showers in the morning, then showers likely
in the afternoon. waves 2 to 4 feet subsiding to 1 to 3 feet. 
.friday night...southwest winds 5 to 10 knots becoming north. a
chance of showers. waves 1 to 2 feet. 
.saturday...north winds 5 to 10 knots becoming northeast. a
chance of showers during the day. waves 1 to 2 feet. 
.sunday...northeast winds 10 to 15 knots. a chance of showers.
waves 1 to 2 feet. 
.monday...northeast winds 10 to 15 knots becoming east. a chance
of showers. waves 1 to 2 feet. 

winds and waves higher in and near thunderstorms.

$$