Great Lakes Forecast
Issued by NWS
Issued by NWS
428 FZUS61 KBUF 020246 GLFLO Open Lake Forecast for Lake Ontario National Weather Service Buffalo NY 1046 PM EDT Wed May 1 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 weak cold front will cross the Lake tonight, before a 30.1 inch high moves across the Lake on Thursday. Meanwhile, a 29.6 inch low will develop across the central Plains on Thursday, then weaken to 29.8 inches as it nears western Lake Superior on Friday. A warm front will extend eastward from this low towards the Lake Thursday night, before crossing the Lake on Friday. Low pressure will pass by to the north, with a cold front crossing the Lake on Saturday, followed by another cold front on Sunday. LOZ062-020900- Lake Ontario open waters from the Niagara River to Hamlin Beach- 1046 PM EDT Wed May 1 2024 .REST OF TONIGHT...East winds 5 to 10 knots becoming west. A chance of showers late this evening. Patchy fog. Waves 1 to 2 feet. .THURSDAY...West winds 5 to 15 knots becoming southwest. Patchy fog early. Waves 2 feet or less. .THURSDAY NIGHT...Southwest winds 10 knots or less becoming east. Waves 2 feet or less. .FRIDAY...East winds 10 to 15 knots increasing to 15 to 20 knots. Waves 1 to 3 feet building to 2 to 4 feet. .FRIDAY NIGHT...East winds 15 to 20 knots diminishing to 10 to 15 knots. A chance of showers. Waves 2 to 4 feet. .SATURDAY...East winds 10 to 15 knots becoming southeast. Showers likely during the day, then a chance of showers Saturday night. Waves 1 to 3 feet. .SUNDAY...South winds 5 to 10 knots becoming west. A chance of showers. Waves 1 to 2 feet. .MONDAY...West winds 5 to 10 knots becoming south. Waves 2 feet or less. $$ LOZ063>065-020900- Lake Ontario open waters from Hamlin Beach to the Saint Lawrence River- 1046 PM EDT Wed May 1 2024 .REST OF TONIGHT...Southeast winds 5 to 15 knots becoming west. A chance of showers late this evening. Patchy fog late. Waves 1 to 3 feet. .THURSDAY...West winds 10 to 15 knots. Patchy fog early. Waves 1 to 3 feet building to 2 to 4 feet. .THURSDAY NIGHT...West winds 10 knots or less becoming southeast. Waves 1 to 3 feet subsiding to 1 foot or less. .FRIDAY...East winds 5 to 15 knots becoming northeast. Waves 1 to 3 feet. .FRIDAY NIGHT...East winds 15 to 20 knots becoming southeast 10 to 15 knots. A chance of showers overnight. Waves 1 to 3 feet building to 2 to 4 feet, then subsiding to 1 to 3 feet. .SATURDAY...Southeast winds 10 to 15 knots increasing to 15 to 20 knots. Showers likely. Waves 1 to 3 feet. .SUNDAY...Southeast winds 15 to 20 knots becoming west 10 to 15 knots. Showers likely during the day, then a chance of showers Sunday night. Waves 1 to 3 feet. .MONDAY...West winds 5 to 10 knots becoming south. Waves 2 feet or less. $$ LOZ061-020900- MAFOR 0203/ ONTARIO WEST 1/2 11600 14610 11610 12500. Waves 1 to 3 feet overnight and Thursday. Waves 2 feet or less Thursday evening. ONTARIO EAST 1/2 11410 14610 11610 11600 11500. A chance of showers late this evening. Waves 1 to 3 feet overnight. Waves 1 to 3 feet building to 2 to 4 feet Thursday. Waves 1 to 3 feet Thursday evening. $$