Great Lakes Forecast
Issued by NWS
Issued by NWS
332 FZUS61 KBUF 160202 GLFSL Forecast for the Saint Lawrence River including the Thousand Islands Region National Weather Service Buffalo NY 1002 PM EDT Wed Jul 15 2026 SLZ022-024-160900- Saint Lawrence River from Cape Vincent to Saint Regis 1002 PM EDT Wed Jul 15 2026 .OVERNIGHT...West winds 5 to 10 knots. Smoke. .THURSDAY...Southwest winds 10 knots or less becoming northwest 10 to 15 knots. Smoke. .THURSDAY NIGHT...Northwest winds 10 knots or less. Smoke. .FRIDAY...Northwest winds less than 10 knots becoming west. Areas of smoke in the morning. .FRIDAY NIGHT...Southwest winds less than 10 knots becoming south. A chance of showers overnight. .SATURDAY...South winds 5 to 10 knots becoming northwest. Showers with a chance of thunderstorms. .SUNDAY...Northwest winds 5 to 10 knots becoming light and variable. A chance of showers during the day. .MONDAY...Southwest winds 10 knots or less becoming south. A chance of showers Monday night. Winds and waves higher in and near thunderstorms. $$