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glfsl 
expires:202609030900;;806857

forecast for the saint lawrence river
including the thousand islands region
national weather service buffalo ny
1003 pm edt wed sep 2 2026


slz022-024-030900-
saint lawrence river from cape vincent to saint regis
1003 pm edt wed sep 2 2026

.rest of tonight...southwest winds 5 to 10 knots. thunderstorms
likely with a chance of showers late this evening, then showers
with a chance of thunderstorms after midnight. a chance of
showers late. some thunderstorms may produce strong winds late
this evening. 
.thursday...west winds 10 knots or less. partly to mostly sunny. 
.thursday night...west winds less than 10 knots. mainly clear in
the evening, then becoming partly cloudy. 
.friday...light and variable winds becoming northwest 5 to
10 knots. mostly sunny. 
.friday night...northwest winds less than 10 knots. partly
cloudy. 
.saturday...north winds 10 knots or less becoming northeast.
becoming mainly clear. 
.sunday...northeast winds less than 10 knots. mainly clear. 
.monday...light and variable winds. a chance of showers monday
night. 

winds and waves higher in and near thunderstorms.

$$

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glflo 
expires:202609030900;;806833

open lake forecast for lake ontario
national weather service buffalo ny
1002 pm edt wed sep 2 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 29.7 inch low continues to move eastward across 
northern quebec and allows a cold front to sweep eastward across 
lake ontario tonight. behind the front, an extensive high pressure 
ridge averaging 30.1 inches builds from northern ontario and 
vicinity through this monday.


loz062-030900-
lake ontario open waters from the niagara river to hamlin beach-
1002 pm edt wed sep 2 2026

...tornado watch 645 in effect until 11 pm edt this evening...

.rest of tonight...southwest winds 5 to 10 knots becoming west.
thunderstorms likely with a chance of showers late this evening,
then showers likely with a chance of thunderstorms after
midnight. a chance of showers late. some thunderstorms may
produce strong winds late this evening. waves around 1 foot. 
.thursday...west winds 10 knots or less becoming southwest. waves
1 foot or less. 
.thursday night...west winds 10 knots or less becoming northwest.
waves 1 foot or less. 
.friday...northwest winds 10 knots or less becoming west. waves
1 foot or less. 
.friday night...west winds 5 to 10 knots becoming north. waves
1 foot or less. 
.saturday...north winds 10 knots or less becoming northeast.
waves 1 foot or less. 
.sunday...northeast winds 10 knots or less becoming southeast.
waves 1 foot or less. 
.monday...southeast winds 10 knots or less. waves 1 foot or less.

winds and waves higher in and near thunderstorms.

$$

fzus61 kbuf 030202
glflo 
expires:202609030900;;806834

open lake forecast for lake ontario
national weather service buffalo ny
1002 pm edt wed sep 2 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 29.7 inch low continues to move eastward across 
northern quebec and allows a cold front to sweep eastward across 
lake ontario tonight. behind the front, an extensive high pressure 
ridge averaging 30.1 inches builds from northern ontario and 
vicinity through this monday.


loz063>065-030900-
lake ontario open waters from hamlin beach to the saint lawrence
river-
1002 pm edt wed sep 2 2026

...tornado watch 645 in effect until 11 pm edt this evening...

.rest of tonight...southwest winds 10 to 15 knots becoming west.
thunderstorms likely with a chance of showers late this evening,
then showers with a chance of thunderstorms after midnight. a
chance of showers late. some thunderstorms may produce strong
winds late this evening. waves 1 to 2 feet. 
.thursday...west winds 5 to 10 knots. a chance of showers early.
waves 1 to 2 feet. 
.thursday night...west winds 5 to 10 knots becoming northwest.
waves 1 to 2 feet. 
.friday...northwest winds 10 knots or less becoming west. waves
1 foot or less. 
.friday night...west winds 5 to 10 knots becoming north. waves
1 to 2 feet. 
.saturday...north winds 5 to 10 knots becoming northeast. waves
2 feet or less. 
.sunday...northeast winds 10 knots or less becoming southeast.
waves 1 foot or less. 
.monday...south winds 10 knots or less becoming southwest 10 to
15 knots. waves 2 feet or less. 

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
1109 pm edt wed sep 2 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...
a frontal boundary will remain north of lake erie tonight into
thursday before being pushed south as a cold front on thursday
evening. a ridge averaging 30.00 inches will build from the north
on friday and persist through the weekend into early next week.


lez061-168-169-030815-
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-
1109 pm edt wed sep 2 2026

.rest of tonight...southwest winds 10 to 15 knots becoming west.
a chance of showers and thunderstorms. some thunderstorms may be
severe with damaging winds and large hail late this evening.
waves 1 to 3 feet. 
.thursday...northwest winds 5 to 10 knots becoming west. a chance
of showers with a slight chance of thunderstorms in the morning,
then a slight chance of showers and thunderstorms in the
afternoon. waves 1 to 2 feet. 
.thursday night...west winds 10 knots or less becoming north. a
chance of showers and thunderstorms in the evening, then a chance
of showers overnight. waves 1 foot or less. 
.friday...north winds less than 10 knots becoming northwest. a
chance of showers. waves 1 foot or less. 
.friday night...west winds 10 knots or less becoming northeast.
waves 1 foot or less. 
.saturday...northeast winds 5 to 10 knots becoming east. waves
1 foot or less. 
.sunday...east winds 5 to 10 knots. waves 2 feet or less. 
.monday...southeast winds 10 knots or less. waves 2 feet or less.

winds and waves higher in and near thunderstorms.

$$

fzus61 kcle 030118
glfle 
expires:202609030815;;806015

open lake forecast for lake erie
national weather service cleveland oh
918 pm edt wed sep 2 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...
a frontal boundary will remain north of lake erie tonight into
thursday before being pushed south as a cold front on thursday
evening. a ridge averaging 30.00 inches will build from the north
on friday and persist through the weekend into early next week.


lez061-030815-
ripley to buffalo ny extending from 5nm off shoreline to us-
canadian border-
918 pm edt wed sep 2 2026

...tornado watch 645 in effect until 11 pm edt this evening...

.rest of tonight...southwest winds 10 to 15 knots becoming west.
showers with thunderstorms likely late this evening, then showers
likely with a chance of thunderstorms after midnight. a chance of
showers and thunderstorms late. some thunderstorms may be severe
with damaging winds, large hail, and tornadoes late this evening.
waves 1 to 2 feet. 
.thursday...west winds 5 to 10 knots. a chance of showers with a
slight chance of thunderstorms early, then a chance of showers
late in the morning. a slight chance of showers and thunderstorms
in the afternoon. waves around 1 foot. 
.thursday night...southwest winds 10 knots or less becoming
north. a chance of showers and thunderstorms in the evening, then
a chance of showers overnight. waves 1 foot or less. 
.friday...northeast winds less than 10 knots. a chance of
showers. waves 1 foot or less. 
.friday night...west winds 10 knots or less becoming northeast.
waves 1 foot or less. 
.saturday...northeast winds 5 to 10 knots becoming east. waves
1 foot or less. 
.sunday...northeast winds 5 to 10 knots becoming southeast. waves
1 foot or less. 
.monday...southeast winds 10 knots or less becoming south. waves
1 foot or less. 

winds and waves higher in and near thunderstorms.

$$