fzus61 kbuf 090202
glflo 
expires:202507090900;;118669

open lake forecast for lake ontario
national weather service buffalo ny
1002 pm edt tue jul 8 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 30.1 inch high will build across the lower great lakes 
through wednesday. a broad 29.9 inch surface low will then track 
across the mid-atlantic states thursday and friday. a 29.7 inch low 
will lift north of the central great lake saturday, bringing a cold 
front to the western waters of the lake by saturday evening.


loz063>065-090900-
lake ontario open waters from hamlin beach to the saint lawrence
river-
1002 pm edt tue jul 8 2025

.overnight...west winds less than 10 knots. waves 1 foot or
less. 
.wednesday...southwest winds less than 10 knots becoming
northeast. waves 1 foot or less. 
.wednesday night...east winds 10 knots or less becoming south. a
chance of showers in the evening, then a chance of showers and
thunderstorms overnight. waves 1 foot or less. 
.thursday...south winds 5 to 10 knots becoming southwest. a
chance of showers. waves 1 foot or less. 
.thursday night...southwest winds less than 10 knots. waves
1 foot or less. 
.friday...west winds 10 knots or less becoming south. waves
1 foot or less. 
.saturday...southeast winds 5 to 15 knots becoming southwest. a
chance of showers saturday night. waves 2 feet or less. 
.sunday...southwest winds 5 to 15 knots. a chance of showers.
waves 1 to 2 feet. 

winds and waves higher in and near thunderstorms.

$$

fzus61 kbuf 090202
glfsl 
expires:202507090900;;118667

forecast for the saint lawrence river
including the thousand islands region
national weather service buffalo ny
1002 pm edt tue jul 8 2025


slz022-024-090900-
saint lawrence river from cape vincent to saint regis
1002 pm edt tue jul 8 2025

.overnight...light and variable winds. patchy fog.

.wednesday...light and variable winds. patchy fog early. 
.wednesday night...east winds less than 10 knots. a chance of
showers and thunderstorms. 
.thursday...light and variable winds. a chance of showers and
thunderstorms in the morning, then showers likely with a chance
of thunderstorms in the afternoon. 
.thursday night...southwest winds less than 10 knots. showers
likely with a chance of thunderstorms in the evening. 
.friday...southwest winds less than 10 knots. becoming mainly
clear. 
.saturday...southeast winds less than 10 knots becoming south. a
chance of showers saturday night. 
.sunday...southwest winds 10 knots or less. a chance of showers. 

winds and waves higher in and near thunderstorms.

$$