####018000881####
FZUS61 KBUF 151446

GLFSL 



Forecast for the Saint Lawrence River

including the Thousand Islands Region

National Weather Service Buffalo NY

1046 AM EDT Mon Apr 15 2024



SLZ022-024-152130-

Saint Lawrence River from Cape Vincent to Saint Regis

1046 AM EDT Mon Apr 15 2024



.THIS AFTERNOON...Northwest winds 10 knots or less becoming

southwest. Scattered showers late. 

.TONIGHT...Southwest winds 10 knots or less becoming west. A

chance of rain showers early. 

.TUESDAY...West winds 5 to 10 knots. Sunny.

.TUESDAY NIGHT...Northwest winds 10 knots or less becoming

northeast. Becoming mainly clear. 

.WEDNESDAY...Northeast winds 5 to 15 knots becoming east. A

chance of rain showers Wednesday night. 

.THURSDAY...East winds 5 to 15 knots becoming south. Showers

likely. 

.FRIDAY...Southwest winds 5 to 10 knots. Showers likely. 



$$

####018002943####
FZUS61 KBUF 151448

GLFLO 



Open Lake Forecast for Lake Ontario

National Weather Service Buffalo NY

1048 AM EDT Mon Apr 15 2024



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...An expansive 30.1 inch will strengthen as it builds 

southeast across the Great Lakes region through Tuesday. A large 

storm system will move from the central and northern Plains to the

western Great Lakes Tuesday night and Wednesday. The weakening 

storm system will pass just to the north of the Lake Wednesday 

night and Thursday.



LOZ062-152130-

Lake Ontario open waters from the Niagara River to Hamlin Beach-

1048 AM EDT Mon Apr 15 2024



.THIS AFTERNOON...West winds 5 to 15 knots. Waves 1 to 3 feet. 

.TONIGHT...West winds 5 to 15 knots. Waves 1 to 3 feet. 

.TUESDAY...West winds 5 to 10 knots becoming southwest. Waves

1 foot or less. 

.TUESDAY NIGHT...Northwest winds 5 to 10 knots becoming east and

increasing to 15 to 25 knots overnight. Waves 2 feet or less

building to 3 to 5 feet. 

.WEDNESDAY...East winds to 30 knots diminishing to 15 to 20 

knots. Showers. Waves 5 to 9 feet subsiding to 3 to 6 feet. Waves 

occasionally around 11 feet. 

.THURSDAY...Southeast winds 15 to 20 knots becoming southwest

10 to 15 knots. Showers during the day, then a chance of showers

Thursday night. Waves 2 to 4 feet subsiding to 1 to 3 feet. 

.FRIDAY...Southwest winds 10 to 15 knots becoming west. A chance

of showers. Waves 1 to 3 feet. 



$$



LOZ063>065-152130-

Lake Ontario open waters from Hamlin Beach to the Saint Lawrence

River-

1048 AM EDT Mon Apr 15 2024



.THIS AFTERNOON...West winds 5 to 15 knots increasing to 15 to

20 knots. Waves 2 feet or less building to 2 to 4 feet. 

.TONIGHT...West winds 5 to 15 knots. Waves 2 to 4 feet subsiding

to 1 to 3 feet. 

.TUESDAY...West winds 5 to 10 knots. Waves 1 to 2 feet. 

.TUESDAY NIGHT...Southwest winds 5 to 15 knots becoming northeast

15 to 20 knots. Waves 1 to 3 feet. 

.WEDNESDAY...Northeast winds 15 to 20 knots becoming east.

Showers. Waves 3 to 6 feet. 

.THURSDAY...Southeast winds 15 to 25 knots becoming south and

diminishing to 10 to 15 knots. Showers. Waves 2 to 4 feet

subsiding to 1 to 3 feet. 

.FRIDAY...Southwest winds 10 to 15 knots becoming west. A chance

of showers. Waves 1 to 3 feet. 



$$



LOZ061-152130-

MAFOR 1515/

ONTARIO WEST 1/2 14610 14600. Waves 1 to 3 feet building to 2 to

4 feet this afternoon. Waves 1 to 3 feet tonight and Tuesday

morning. 



ONTARIO EAST 1/2 14610 11610 13600. Waves 2 feet or less building

to 2 to 4 feet this afternoon. Waves 2 to 4 feet subsiding to 1

to 3 feet tonight. Waves 1 to 2 feet Tuesday morning. 



$$