####018001111#### FZUS61 KBUF 030235 GLFSL Forecast for the Saint Lawrence River including the Thousand Islands Region National Weather Service Buffalo NY 1035 PM EDT Thu May 2 2024 SLZ022-024-030915- Saint Lawrence River from Cape Vincent to Saint Regis 1035 PM EDT Thu May 2 2024 .OVERNIGHT...Southeast winds 10 knots or less becoming northeast. Partly cloudy. .FRIDAY...Northeast winds 5 to 10 knots. Partly sunny. .FRIDAY NIGHT...Northeast winds 5 to 10 knots becoming southeast. A chance of showers overnight. .SATURDAY...Southeast winds 5 to 10 knots. Showers likely with a chance of thunderstorms. .SATURDAY NIGHT...South winds 5 to 15 knots. A chance of showers in the evening, then showers likely overnight. .SUNDAY...South winds 5 to 15 knots becoming southwest. Showers likely during the day, then a chance of showers Sunday night. .MONDAY...West winds 10 knots or less becoming southwest. Becoming mainly clear. .TUESDAY...North winds 10 knots or less becoming east. A chance of showers. Winds and waves higher in and near thunderstorms. $$ ####018003769#### FZUS61 KBUF 030236 GLFLO Open Lake Forecast for Lake Ontario National Weather Service Buffalo NY 1036 PM EDT Thu May 2 2024 For waters beyond five nautical miles of shore on Lake Ontario Waves are the significant wave height - the average of the highest 1/3 of the wave spectrum. Occasional wave height is the average of the highest 1/10 of the wave spectrum. .SYNOPSIS...A 30.1 inch high over the lake will slide east into New England overnight. Meanwhile, a 29.7 inch low will develop across the northern Plains and strengthen to 29.6 inches as it moves into northern Ontario Friday. A warm front will extend southeastward from this low towards the lake tonight, before crossing the lake on Friday. The same low will continue to slowly deepen to 29.5 inches as it moves further north Friday night, settling over southern Hudson Bay Saturday. A slow moving cold front extending southeastward from the low will cross the lake Saturday, followed by another cold front Sunday. A 30.2 inch ridge of high pressure will then build across the lake Monday into Tuesday. LOZ062-030915- Lake Ontario open waters from the Niagara River to Hamlin Beach- 1036 PM EDT Thu May 2 2024 .OVERNIGHT...Southeast winds 10 knots or less becoming east. Waves 1 foot or less. .FRIDAY...East winds 10 to 15 knots. A chance of showers late. Waves 2 feet or less building to 3 to 5 feet. .FRIDAY NIGHT...East winds 5 to 15 knots. Showers likely with a chance of thunderstorms. Waves 3 to 5 feet subsiding to 2 to 3 feet. .SATURDAY...East winds 10 to 15 knots. Showers likely with a chance of thunderstorms. Waves 1 to 3 feet. .SATURDAY NIGHT...East winds 10 to 15 knots becoming southeast. A chance of showers. Waves 1 to 3 feet. .SUNDAY...Southeast winds 5 to 15 knots becoming west. Showers likely. Waves 1 to 2 feet. .MONDAY...West winds 5 to 10 knots becoming northeast. Waves 2 feet or less. .TUESDAY...East winds 5 to 15 knots. A chance of showers during the day, then showers likely Tuesday night. Waves 2 feet or less. Winds and waves higher in and near thunderstorms. $$ LOZ063>065-030915- Lake Ontario open waters from Hamlin Beach to the Saint Lawrence River- 1036 PM EDT Thu May 2 2024 .OVERNIGHT...Southeast winds 10 knots or less. Waves 2 feet or less. .FRIDAY...East winds 5 to 15 knots becoming northeast. Waves 1 foot or less building to 1 to 3 feet. .FRIDAY NIGHT...Northeast winds 10 to 15 knots becoming southeast. Showers likely with a chance of thunderstorms. Waves 1 to 3 feet building to 2 to 4 feet, then subsiding to 1 to 3 feet. .SATURDAY...Southeast winds 10 to 15 knots. Showers likely with a chance of thunderstorms. Waves 1 to 3 feet. .SATURDAY NIGHT...Southeast winds 10 to 15 knots increasing to 15 to 20 knots. Showers likely with a chance of thunderstorms. Waves 1 to 3 feet building to 3 to 5 feet. .SUNDAY...Southeast winds 15 to 20 knots becoming west 10 to 15 knots. Showers likely. Waves 3 to 5 feet subsiding to 1 to 3 feet. .MONDAY...West winds 5 to 10 knots becoming southwest. Waves 2 feet or less. .TUESDAY...East winds 5 to 15 knots. A chance of showers during the day, then showers likely Tuesday night. Waves 1 foot or less. Winds and waves higher in and near thunderstorms. $$ LOZ061-030915- MAFOR 0303/ ONTARIO WEST 1/2 11300 11200 15210. A chance of showers Friday evening. Waves 1 foot or less overnight. Waves 1 to 3 feet building to 3 to 5 feet Friday. Waves 3 to 5 feet Friday evening. ONTARIO EAST 1/2 12300 11200 12210 12110 11210. Waves 2 feet or less overnight. Waves 1 to 3 feet Friday and Friday evening. $$