


Great Lakes Forecast
Issued by NWS
Issued by NWS
760 FZUS61 KCLE 031347 GLFLE Open Lake Forecast for Lake Erie National Weather Service Cleveland OH 947 AM EDT Wed Sep 3 2025 For waters beyond five nautical miles of shore on Lake Erie 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... Weak high pressure 29.90 inches persists today before a strong cold front pushes east across Lake Erie Wednesday night into Thursday. Behind the boundary, a trough averaging 29.90 inches will linger over the lake through Thursday night before another cold front moves east late Friday. A trough averaging 29.90 inches will persist through Saturday ahead of high pressure 30.20 inches building into the southern Great Lakes Sunday. LEZ162>164-032030- Detroit River Lt. to Maumee Bay OH to Reno Beach OH beyond 5NM offshoreline to US-Canadian border- Reno Beach to The Islands OH beyond 5NM off shoreline to US- Canadian border- The Islands to Vermilion OH beyond 5 nm off shoreline to US- Canadian border- 947 AM EDT Wed Sep 3 2025 .THIS AFTERNOON...Southwest winds 10 to 15 knots. Waves 1 to 2 feet. .TONIGHT...Southwest winds 15 to 20 knots becoming west. A slight chance of showers and thunderstorms late in the evening. A chance of showers and thunderstorms after midnight, then showers with a chance of thunderstorms late. Waves 1 to 3 feet building to 2 to 4 feet. .THURSDAY...Northwest winds 15 to 20 knots becoming west 10 to 15 knots. Showers likely with a chance of thunderstorms in the morning. Waves 2 to 4 feet subsiding to 1 to 3 feet. .THURSDAY NIGHT...Southwest winds 5 to 10 knots becoming south and increasing to 15 to 20 knots. Waves 1 foot or less building to 1 to 3 feet. .FRIDAY...South winds to 30 knots becoming west 15 to 25 knots. Waves 3 to 6 feet building to 4 to 7 feet, then subsiding to 2 to 4 feet. Waves occasionally around 9 feet. .SATURDAY...West winds 10 to 15 knots. Waves 1 to 2 feet. .SUNDAY...West winds 5 to 10 knots becoming northwest. Waves 2 feet or less. Winds and waves higher in and near thunderstorms. $$ LEZ165>167-032030- Vermilion to Avon Point OH beyond 5 nm off shoreline to US- Canadian border- Avon Point to Willowick OH beyond 5 nm off shoreline to US- Canadian border-Willowick to Geneva-on-the- Lake OH beyond 5NM off shoreline to US-Canadian border- 947 AM EDT Wed Sep 3 2025 .THIS AFTERNOON...South winds 10 to 15 knots becoming southwest. Waves 1 to 2 feet. .TONIGHT...South winds 15 to 25 knots becoming southwest. A slight chance of showers and thunderstorms after midnight. A chance of showers and thunderstorms late. Waves 2 to 4 feet building to 5 to 8 feet. Waves occasionally around 10 feet. .THURSDAY...West winds 15 to 25 knots diminishing to 10 to 15 knots. Showers with a chance of thunderstorms in the morning, then a chance of showers in the afternoon. Waves 5 to 8 feet subsiding to 2 to 4 feet. Waves occasionally around 10 feet. .THURSDAY NIGHT...Southwest winds 5 to 15 knots becoming south 15 to 20 knots. Waves 1 to 3 feet building to 2 to 4 feet. .FRIDAY...South winds to 30 knots becoming west and diminishing to 15 to 20 knots. Waves 5 to 8 feet building to 6 to 10 feet, then subsiding to 3 to 6 feet. Waves occasionally around 13 feet. .SATURDAY...West winds 10 to 15 knots. Waves 1 to 3 feet. .SUNDAY...West winds 5 to 15 knots. Waves 1 to 3 feet. Winds and waves higher in and near thunderstorms. $$ LEZ061-168-169-032030- Ripley to Buffalo NY extending from 5NM off shoreline to US- Canadian border-Geneva-on-the- Lake to Conneaut OH beyond 5 nm off shoreline to US- Canadian border- Conneaut OH to Ripley NY beyond 5 nm off shoreline to US- Canadian border- 947 AM EDT Wed Sep 3 2025 .THIS AFTERNOON...South winds 5 to 10 knots becoming southwest. Waves 2 feet or less. .TONIGHT...South winds 10 to 15 knots increasing to 15 to 25 knots. A slight chance of showers and thunderstorms late. Waves 1 to 3 feet building to 4 to 7 feet. Waves occasionally around 9 feet. .THURSDAY...Southwest winds 15 to 25 knots becoming west and diminishing to 10 to 15 knots. Showers with a chance of thunderstorms in the morning, then a chance of showers in the afternoon. Waves 5 to 8 feet subsiding to 3 to 5 feet. Waves occasionally around 10 feet. .THURSDAY NIGHT...West winds 10 to 15 knots becoming south 15 to 20 knots. A chance of showers in the evening. Waves 1 to 3 feet. .FRIDAY...South winds 15 to 25 knots becoming west 15 to 20 knots. Waves 3 to 6 feet building to 5 to 9 feet, then subsiding to 3 to 6 feet. Waves occasionally around 11 feet. .SATURDAY...West winds 10 to 15 knots. Waves 2 to 4 feet. .SUNDAY...West winds 5 to 15 knots. Waves 1 to 3 feet. Winds and waves higher in and near thunderstorms. $$ LEZ161-032030- MAFOR 0315/ ERIE WEST 1/3 11500 12510 12520 11536 11636 11730. A chance of thunderstorms overnight and Thursday morning. Waves 1 to 2 feet this afternoon. Waves 2 to 4 feet building to 3 to 6 feet tonight. Waves 3 to 6 feet Thursday morning. ERIE CENTRAL 1/3 12510 11410 11420 12530 11536 11636. A chance of thunderstorms overnight and Thursday morning. Waves 1 to 2 feet this afternoon. Waves 2 to 4 feet building to 5 to 8 feet, and occasionally around 10 feet tonight. Waves 5 to 8 feet, and occasionally around 10 feet Thursday morning. ERIE EAST 1/3 12500 11400 11410 11420 12430 11536. A chance of thunderstorms Thursday morning. Waves 2 feet or less this afternoon. Waves 1 foot or less building to 3 to 6 feet tonight. Waves 5 to 8 feet, and occasionally around 10 feet Thursday morning. $$