Great Lakes Forecast
Issued by NWS
Issued by NWS
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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