Great Lakes Forecast
Issued by NWS
Issued by NWS
951 FZUS61 KBUF 052032 GLFLO Open Lake Forecast for Lake Ontario National Weather Service Buffalo NY 432 PM EDT Sun May 5 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 29.6 inch low will remain in the vicinity of Hudson Bay, with a cold front trailing this low crossing the lake tonight. A 30.1 inch high will then build into the upper Great Lakes tonight and Monday before weakening and drifting to southern Quebec and New England Tuesday. A 29.5 inch low over the mid section of the nation Wednesday will move to lower Michigan by Thursday. LOZ062-060315- Lake Ontario open waters from the Niagara River to Hamlin Beach- 432 PM EDT Sun May 5 2024 .TONIGHT...East winds 10 knots or less becoming northwest. Showers with a chance of thunderstorms this evening. Areas of fog through the early overnight. Waves 1 foot or less. .MONDAY...West winds 10 knots or less becoming southwest. Waves 1 foot or less. .MONDAY NIGHT...West winds less than 10 knots. Waves 1 foot or less. .TUESDAY...West winds 10 knots or less becoming east 10 to 15 knots. Waves 2 feet or less. .TUESDAY NIGHT...East winds 5 to 15 knots becoming northeast. Showers likely. Waves 1 to 3 feet. .WEDNESDAY...West winds 5 to 15 knots becoming east. Showers likely during the day, then a chance of showers Wednesday night. Waves 2 feet or less. .THURSDAY...East winds 15 to 20 knots becoming northeast 10 to 15 knots. Showers likely. Waves 1 to 3 feet building to 2 to 4 feet. .FRIDAY...Northwest winds 5 to 15 knots. Showers likely. Waves 1 to 3 feet. Winds and waves higher in and near thunderstorms. $$ LOZ063>065-060315- Lake Ontario open waters from Hamlin Beach to the Saint Lawrence River- 432 PM EDT Sun May 5 2024 .TONIGHT...Southeast winds 5 to 15 knots becoming west. Areas of fog. Showers likely with a chance of thunderstorms this evening, then showers likely after midnight. Waves 1 to 3 feet. .MONDAY...West winds 5 to 10 knots. Areas of fog early. Waves 2 feet or less. .MONDAY NIGHT...Southwest winds 10 knots or less. Waves 1 foot or less. .TUESDAY...Southwest winds 10 knots or less becoming northeast. Waves 2 feet or less. .TUESDAY NIGHT...Northeast winds 5 to 10 knots. Showers likely. Waves 2 feet or less. .WEDNESDAY...Northwest winds 10 to 15 knots becoming northeast 10 knots or less. Showers likely during the day, then a chance of showers Wednesday night. Waves 2 feet or less. .THURSDAY...Northeast winds 10 to 15 knots becoming southeast. Showers likely during the day, then showers with a chance of thunderstorms Thursday night. Waves 1 to 3 feet. .FRIDAY...West winds 5 to 10 knots becoming northwest. Showers during the day, then showers likely Friday night. Waves 1 to 3 feet subsiding to 1 foot or less. Winds and waves higher in and near thunderstorms. $$ LOZ061-060315- MAFOR 0521/ ONTARIO WEST 1/2 11200 11106 19103 12703 14600. Waves 2 feet or less. ONTARIO EAST 1/2 11310 11313 11413 13603 12600. A chance of showers tonight. Waves 1 to 3 feet tonight. Waves 2 feet or less Monday. $$