


Great Lakes Forecast
Issued by NWS
Issued by NWS
346 FZUS61 KBUF 040201 GLFSL Forecast for the Saint Lawrence River including the Thousand Islands Region National Weather Service Buffalo NY 1001 PM EDT Tue Jun 3 2025 SLZ022-024-040900- Saint Lawrence River from Cape Vincent to Saint Regis 1001 PM EDT Tue Jun 3 2025 .OVERNIGHT...South winds 5 to 10 knots. Becoming mainly clear. .WEDNESDAY...South winds 5 to 15 knots becoming southwest. Sunny. .WEDNESDAY NIGHT...Southwest winds 10 knots or less. Mainly clear in the evening, then becoming partly cloudy. .THURSDAY...Southwest winds 5 to 10 knots becoming west. A chance of showers in the morning, then showers likely with a chance of thunderstorms in the afternoon. .THURSDAY NIGHT...West winds less than 10 knots. Showers likely with a chance of thunderstorms in the evening. .FRIDAY...Northwest winds less than 10 knots becoming northeast. A chance of showers. .SATURDAY...Northeast winds 10 knots or less becoming north. A chance of showers. .SUNDAY...North winds 10 knots or less becoming south. Partly cloudy. Winds and waves higher in and near thunderstorms. $$