Great Lakes Forecast
Issued by NWS
Issued by NWS
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875 FZUS61 KBUF 240207 GLFLO Open Lake Forecast for Lake Ontario National Weather Service Buffalo NY 1007 PM EDT Sun Jun 23 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 compact 29.4 inch low just north of Lake Ontario will rotate across northern New York Monday morning. A 30.0 inch high centered over the Ohio Valley on Monday will then extend northwards across the Great Lakes. The axis of the high pressure will cross the lake Monday night and Tuesday. The next cold front will then cross the lake Wednesday. Another 30.0 inch high will then build across the central Great Lakes and into the lower Lakes Thursday. LOZ062-240915- Lake Ontario open waters from the Niagara River to Hamlin Beach- 1007 PM EDT Sun Jun 23 2024 .OVERNIGHT...West winds 15 to 25 knots increasing to 30 knots. A chance of showers late. Waves 3 to 6 feet building to 5 to 8 feet. Waves occasionally around 10 feet. .MONDAY...Northwest winds to 30 knots becoming west and diminishing to 10 to 15 knots. A chance of showers early. Waves 5 to 8 feet subsiding to 2 to 4 feet. Waves occasionally around 10 feet. .MONDAY NIGHT...Northwest winds 10 to 15 knots becoming west. Waves 1 to 3 feet. .TUESDAY...Southwest winds increasing to 15 to 20 knots. Waves 2 to 4 feet. .TUESDAY NIGHT...Southwest winds 15 to 20 knots. A chance of showers. Waves 2 to 4 feet. .WEDNESDAY...Southwest winds 10 to 15 knots becoming northwest. A chance of showers. Waves 2 to 3 feet. .THURSDAY...Northwest winds 10 to 15 knots becoming northeast. Waves 1 to 2 feet. .FRIDAY...East winds 10 to 15 knots. Waves 1 to 3 feet. $$ LOZ063>065-240915- Lake Ontario open waters from Hamlin Beach to the Saint Lawrence River- 1007 PM EDT Sun Jun 23 2024 .OVERNIGHT...West winds 15 to 25 knots increasing to 30 knots. A chance of showers late. Waves 5 to 8 feet building to 7 to 10 feet. Waves occasionally around 13 feet. .MONDAY...West winds to 30 knots becoming northwest and diminishing to 15 to 20 knots. Showers likely early, then a chance of showers. Waves 7 to 10 feet subsiding to 4 to 7 feet. Waves occasionally around 13 feet. .MONDAY NIGHT...Northwest winds 10 to 15 knots becoming west. A chance of showers in the evening. Waves 3 to 6 feet subsiding to 1 to 3 feet. .TUESDAY...West winds 5 to 10 knots becoming south. Waves 2 feet or less. .TUESDAY NIGHT...South winds 10 to 15 knots becoming southwest 15 to 20 knots. A chance of showers. Waves 1 to 3 feet. .WEDNESDAY...Southwest winds 10 to 15 knots becoming northwest. Showers likely. Waves 1 to 3 feet. .THURSDAY...Northwest winds 10 to 15 knots becoming northeast. Waves 1 to 3 feet. .FRIDAY...Southeast winds 5 to 10 knots becoming south and increasing to 15 to 20 knots. Waves building to 2 to 4 feet. $$ LOZ061-240915- MAFOR 2403/ ONTARIO WEST 1/2 11630 11640 12740 11730 11610 12710. Waves 4 to 7 feet building to 6 to 9 feet, and occasionally around 11 feet overnight. Waves 6 to 9 feet subsiding to 3 to 5 feet, and occasionally around 11 feet Monday. Waves 1 to 3 feet Monday evening. ONTARIO EAST 1/2 11630 12640 12740 11730 11710 11600. A chance of showers overnight and Monday. Waves 5 to 8 feet building to 7 to 10 feet, and occasionally around 13 feet overnight. Waves 7 to 10 feet subsiding to 4 to 7 feet, and occasionally around 13 feet Monday. Waves 3 to 6 feet subsiding to 1 to 3 feet Monday evening. $$