Great Lakes Forecast
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Issued by NWS
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696 FZUS61 KBUF 190211 GLFLO Open Lake Forecast for Lake Ontario National Weather Service Buffalo NY 1011 PM EDT Sat May 18 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 wedge of high pressure extending from the Labrador Sea and the Canadian maritimes to the Lower Great Lakes and Upper Ohio valley will remain in place through Sunday. A weak cold front will cross the lake Sunday night...then another area of high pressure will move through on Monday. High pressure will be anchored over the Carolinas Tuesday and Wednesday. A fairly robust cold front will cross the lake Wednesday night. LOZ062-190915- Lake Ontario open waters from the Niagara River to Hamlin Beach- 1011 PM EDT Sat May 18 2024 .TONIGHT...Northeast winds 10 knots or less becoming north. Patchy fog developing. Waves 1 to 2 feet. .SUNDAY...Light and variable winds. Areas of fog early. Waves 1 foot or less. .SUNDAY NIGHT...East winds less than 10 knots. Patchy fog overnight. Waves 1 foot or less. .MONDAY...Light and variable winds. Patchy fog in the morning. Waves 1 foot or less. .MONDAY NIGHT...Southeast winds 10 knots or less becoming south. Waves 1 foot or less. .TUESDAY...Southwest winds 10 to 15 knots. Waves 2 feet or less. .WEDNESDAY...South winds 10 to 15 knots. A chance of showers and thunderstorms during the day, then showers likely with a chance of thunderstorms Wednesday night. Waves 1 to 3 feet. .THURSDAY...West winds 10 to 15 knots. A chance of showers. Waves 1 to 3 feet. Winds and waves higher in and near thunderstorms. $$ LOZ063>065-190915- Lake Ontario open waters from Hamlin Beach to the Saint Lawrence River- 1011 PM EDT Sat May 18 2024 .TONIGHT...East winds 5 to 10 knots. Patchy fog late. Waves 2 feet or less. .SUNDAY...Southeast winds 10 knots or less becoming northwest. Areas of fog early. Waves 1 foot or less. .SUNDAY NIGHT...West winds less than 10 knots. Patchy fog overnight. Waves 1 foot or less. .MONDAY...South winds less than 10 knots becoming north. Patchy fog in the morning. Waves 1 foot or less. .MONDAY NIGHT...Southeast winds 10 knots or less becoming south. Waves 1 foot or less. .TUESDAY...South winds 10 to 15 knots. Waves 2 feet or less. .WEDNESDAY...South winds 10 to 15 knots. A chance of showers and thunderstorms during the day, then showers likely with a chance of thunderstorms Wednesday night. Waves 1 to 2 feet. .THURSDAY...West winds 10 to 15 knots. A chance of showers. Waves 1 to 3 feet. Winds and waves higher in and near thunderstorms. $$ LOZ061-190915- MAFOR 1903/ ONTARIO WEST 1/2 12104 11803 11503 11600 11700 11300 11200. Waves 1 foot or less. ONTARIO EAST 1/2 12200 11203 11303 11300 11700 11600 11500. Waves 1 foot or less. $$