fzus61 kbuf 251403
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open lake forecast for lake ontario
national weather service buffalo ny
1003 am edt sat jul 25 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 30.2 inch surface high will linger just off the new 
england coast today, before slowly weakening while drifting to the 
gulf of saint lawrence sunday. a 29.5 inch area of low pressure will 
develop over the western great lakes sunday night into monday, 
before strengthening to 29.3 inches while moving southeast into the 
lower great lakes region monday night and tuesday. a cold front 
associated with this low will swing across the lake late tuesday and 
tuesday night. the low will then weaken to 29.6 inches while 
drifting east into new england by wednesday.


loz062-252100-
lake ontario open waters from the niagara river to hamlin beach-
1003 am edt sat jul 25 2026

.this afternoon...southeast winds 10 knots or less becoming east.
waves 1 foot or less. 
.tonight...east winds 5 to 10 knots becoming southwest. waves
1 foot or less. 
.sunday...southwest winds 10 knots or less becoming south. a
chance of showers in the afternoon. waves 1 foot or less. 
.sunday night...south winds 10 knots or less becoming southwest.
a chance of showers and thunderstorms in the evening, then a
chance of showers overnight. waves 1 foot or less. 
.monday...southwest winds 10 knots or less becoming south.
showers with a chance of thunderstorms. waves 1 foot or less. 
.tuesday...west winds 5 to 15 knots becoming north 15 to
20 knots. showers with a chance of thunderstorms. waves 1 to
3 feet. 
.wednesday...north winds 15 to 20 knots diminishing to 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.

$$

fzus61 kbuf 251403
glflo 
expires:202607252100;;580043

open lake forecast for lake ontario
national weather service buffalo ny
1003 am edt sat jul 25 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 30.2 inch surface high will linger just off the new 
england coast today, before slowly weakening while drifting to the 
gulf of saint lawrence sunday. a 29.5 inch area of low pressure will 
develop over the western great lakes sunday night into monday, 
before strengthening to 29.3 inches while moving southeast into the 
lower great lakes region monday night and tuesday. a cold front 
associated with this low will swing across the lake late tuesday and 
tuesday night. the low will then weaken to 29.6 inches while 
drifting east into new england by wednesday.


loz063>065-252100-
lake ontario open waters from hamlin beach to the saint lawrence
river-
1003 am edt sat jul 25 2026

.this afternoon...southeast winds 5 to 10 knots becoming east.
waves 2 feet or less. 
.tonight...east winds 5 to 10 knots becoming south. waves 1 foot
or less. 
.sunday...south winds 10 knots or less. waves 1 foot or less. 
.sunday night...south winds 10 knots or less becoming southwest.
a chance of showers. waves 1 foot or less. 
.monday...south winds 5 to 10 knots. a chance of showers and
thunderstorms during the day, then showers with a chance of
thunderstorms monday night. waves 1 foot or less. 
.tuesday...south winds 5 to 15 knots becoming northwest 15 to
20 knots. showers with a chance of thunderstorms. waves 1 to
3 feet. 
.wednesday...north winds 15 to 20 knots diminishing to around
10 knots. a chance of showers. waves 2 to 4 feet subsiding to
1 to 2 feet. 

winds and waves higher in and near thunderstorms.

$$

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glfle 
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open lake forecast for lake erie
national weather service cleveland oh
952 am edt sat jul 25 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...
pressure averaging 30.00 inches today will gradually decrease to 
29.90 inches sunday, and then continue to fall to 29.80 inches 
ahead of a cold front monday. this cold front will drop across 
lake erie late monday night into early tuesday morning. a trough 
averaging 29.70 inches lingers tuesday before high pressure 30.00 
inches returns midweek.


lez061-168-169-252015-
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-
952 am edt sat jul 25 2026

.this afternoon...south winds 5 to 10 knots becoming west. a
slight chance of showers, then a slight chance of showers and
thunderstorms late. waves 1 foot or less. 
.tonight...southwest winds 10 knots or less. a slight chance of
showers and thunderstorms early. waves 1 foot or less. 
.sunday...southwest winds 5 to 10 knots becoming west. waves
1 foot or less. 
.sunday night...southwest winds 5 to 10 knots. a chance of
showers overnight. waves around 1 foot. 
.monday...southwest winds 5 to 15 knots. a chance of showers
during the day, then showers with a chance of thunderstorms
monday night. waves 1 to 2 feet building to 2 to 4 feet. 
.tuesday...west winds 10 to 15 knots becoming north. a chance of
showers and thunderstorms during the day. waves 2 to 4 feet
subsiding to 1 to 3 feet. 
.wednesday...north winds 10 to 15 knots. waves 1 to 3 feet. 

winds and waves higher in and near thunderstorms.

$$