Great Lakes Forecast
Issued by NWS
Issued by NWS
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170 FZUS61 KBUF 190554 GLFSL Forecast for the Saint Lawrence River including the Thousand Islands Region National Weather Service Buffalo NY 154 AM EDT Sun May 19 2024 SLZ022-024-190915- Saint Lawrence River from Cape Vincent to Saint Regis 154 AM EDT Sun May 19 2024 .OVERNIGHT...North winds less than 10 knots. Partly cloudy. .SUNDAY...South winds less than 10 knots becoming southwest. Mostly sunny. .SUNDAY NIGHT...Southwest winds less than 10 knots. Mainly clear in the evening, then becoming partly cloudy. .MONDAY...Southwest winds 10 knots or less. Mostly sunny. .MONDAY NIGHT...Southwest winds less than 10 knots. Partly cloudy. .TUESDAY...Southwest winds 5 to 15 knots becoming south. A chance of showers Tuesday night. .WEDNESDAY...South winds 5 to 15 knots becoming southwest. A chance of showers and thunderstorms during the day, then showers likely with a chance of thunderstorms Wednesday night. .THURSDAY...Southwest winds 5 to 15 knots. A chance of showers. Winds and waves higher in and near thunderstorms. $$