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Great Lakes Forecast
Issued by NWS
Issued by NWS
474 FZUS61 KBUF 200913 GLFSL Forecast for the Saint Lawrence River including the Thousand Islands Region National Weather Service Buffalo NY 513 AM EDT Thu Jun 20 2024 SLZ022-024-201515- Saint Lawrence River from Cape Vincent to Saint Regis 513 AM EDT Thu Jun 20 2024 .TODAY...Southwest winds 5 to 10 knots becoming west. A chance of showers and thunderstorms early, then showers and thunderstorms likely late this morning. Showers likely with a chance of thunderstorms this afternoon. Some thunderstorms may produce gusty winds this afternoon. .TONIGHT...Northwest winds less than 10 knots. Showers likely with a chance of thunderstorms in the evening, then a chance of showers and thunderstorms after midnight. Showers likely with a chance of thunderstorms late. Some thunderstorms may produce gusty winds. .FRIDAY...Northeast winds 5 to 10 knots. A chance of showers and thunderstorms in the morning. .FRIDAY NIGHT...Northeast winds less than 10 knots. A chance of showers overnight. .SATURDAY...Northeast winds 10 knots or less becoming southeast. A chance of showers during the day, then showers Saturday night. .SUNDAY...South winds 5 to 15 knots becoming southwest. Showers with a chance of thunderstorms. .MONDAY...West winds 10 knots or less. Showers likely with a chance of thunderstorms during the day, then a chance of showers and thunderstorms Monday night. Winds and waves higher in and near thunderstorms. $$ AR