FZUS61 KCLE 210736 GLFLE Open Lake Forecast for Lake Erie National Weather Service Cleveland OH 336 AM EDT Wed May 21 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... Low pressure 29.60 inches over the upper Mississippi Valley will move east-northeast towards the southern Lake Erie shoreline by this afternoon. This low pressure will drift to near Buffalo by Thursday morning and then slowly exit into New England Friday. High pressure 30.20 inches builds into the Great Lakes for this weekend. LEZ162-163-211415- 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- 336 AM EDT Wed May 21 2025 .TODAY...East winds 15 to 20 knots becoming northeast 10 to 15 knots. A chance of showers with a slight chance of thunderstorms this morning, then showers with a chance of thunderstorms this afternoon. Waves 3 to 6 feet subsiding to 1 to 3 feet. .TONIGHT...North winds 10 to 15 knots becoming west 15 to 20 knots. Showers likely with a chance of thunderstorms in the evening, then showers likely after midnight. Waves 1 to 3 feet. .THURSDAY...Northwest winds 15 to 20 knots. Showers likely. Waves 2 to 3 feet. .THURSDAY NIGHT...Northwest winds 15 to 20 knots. Showers likely in the evening. Waves 2 to 4 feet subsiding to 1 to 3 feet. .FRIDAY...Northwest winds 10 to 15 knots. A chance of showers during the day. Waves 1 to 3 feet. .SATURDAY...Northwest winds 5 to 15 knots. Waves 2 feet or less. .SUNDAY...Northeast winds 5 to 10 knots. Waves 1 foot or less. Winds and waves higher in and near thunderstorms. $$ LEZ164>168-211415- The Islands to Vermilion OH beyond 5 nm off shoreline to US- Canadian border- Vermilion to Avon Point OH beyond 5 nm off shoreline to US- Canadian border- Avon Point to Willowick OH beyond 5 nm off shoreline to US- Canadian border-Willowick to Geneva-on-the- Lake OH beyond 5NM off shoreline to US-Canadian border-Geneva-on- the-Lake to Conneaut OH beyond 5 nm off shoreline to US- Canadian border- 336 AM EDT Wed May 21 2025 .TODAY...East winds 15 to 25 knots becoming northeast and diminishing to 10 to 15 knots. Showers likely with a slight chance of thunderstorms this morning, then showers with a chance of thunderstorms this afternoon. Waves 4 to 7 feet subsiding to 2 to 4 feet. Waves occasionally around 9 feet. .TONIGHT...South winds 10 to 15 knots becoming west 15 to 20 knots. Showers likely with a chance of thunderstorms in the evening, then a chance of showers with a slight chance of thunderstorms after midnight. Waves 1 to 3 feet building to 2 to 4 feet. .THURSDAY...West winds 15 to 20 knots becoming northwest. Showers. Waves 3 to 5 feet. .THURSDAY NIGHT...Northwest winds 15 to 20 knots. Showers likely in the evening, then a chance of showers overnight. Waves 3 to 5 feet. .FRIDAY...Northwest winds 15 to 20 knots diminishing to 10 to 15 knots. A chance of showers during the day. Waves 2 to 4 feet. .SATURDAY...Northwest winds 5 to 15 knots. Waves 1 to 3 feet. .SUNDAY...North winds 5 to 10 knots. Waves 1 foot or less. Winds and waves higher in and near thunderstorms. $$ LEZ061-169-211415- Ripley to Buffalo NY extending from 5NM off shoreline to US- Canadian border- Conneaut OH to Ripley NY beyond 5 nm off shoreline to US- Canadian border- 336 AM EDT Wed May 21 2025 .TODAY...East winds 15 to 20 knots diminishing to 10 to 15 knots. Showers this morning, then a chance of showers early this afternoon. Showers likely with a slight chance of thunderstorms late. Waves 2 to 4 feet subsiding to 1 to 3 feet. .TONIGHT...Southeast winds 10 to 15 knots becoming south. Showers with a slight chance of thunderstorms through the early overnight, then showers likely late. Waves 1 to 3 feet. .THURSDAY...South winds 10 to 15 knots becoming southwest. Showers. Waves 2 to 4 feet. .THURSDAY NIGHT...West winds 10 to 15 knots. Showers likely in the evening, then a chance of showers overnight. Waves 2 to 4 feet. .FRIDAY...West winds 10 to 15 knots becoming northwest. A chance of showers during the day. Waves 2 to 4 feet. .SATURDAY...Northwest winds 5 to 15 knots. Waves 1 to 3 feet. .SUNDAY...Northwest winds 10 knots or less becoming north. Waves 1 foot or less. Winds and waves higher in and near thunderstorms. $$ LEZ161-211415- MAFOR 2109/ ERIE WEST 1/3 12220 11210 11116 11806 11616 12620. A chance of thunderstorms this afternoon and evening. Waves 4 to 7 feet subsiding to 2 to 4 feet, and occasionally around 9 feet today. Waves 1 to 3 feet building to 2 to 4 feet tonight. ERIE CENTRAL 1/3 11236 12220 11116 11216 11416 11520 11620. Waves 4 to 7 feet subsiding to 2 to 4 feet, and occasionally around 9 feet today. Waves 1 to 3 feet building to 2 to 4 feet tonight. ERIE EAST 1/3 11226 12216 11210 11216 12316 11416. Waves 3 to 5 feet subsiding to 1 to 3 feet today. Waves 1 to 2 feet tonight. $$