


Great Lakes Forecast
Issued by NWS
Issued by NWS
764 FZUS61 KCLE 170735 GLFLE Open Lake Forecast for Lake Erie National Weather Service Cleveland OH 335 AM EDT Thu Jul 17 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 29.70 inches will move northeast this morning through the central Great Lakes into southern Quebec late Thursday, bringing a cold front southeast across the lake through this evening. High pressure 30.20 inches will build east across the Great Lakes Friday into Saturday. Low pressure 29.90 inches will move east across the lake Sunday followed by high pressure 30.10 inches Monday. LEZ162>164-171415- 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- 335 AM EDT Thu Jul 17 2025 .TODAY...Southwest winds 15 to 25 knots becoming west. Waves 3 to 6 feet subsiding to 1 to 3 feet. .TONIGHT...Northwest winds 10 to 15 knots becoming northeast. Waves 1 to 3 feet. .FRIDAY...Northeast winds 5 to 15 knots becoming east. Waves 1 to 3 feet subsiding to 1 foot or less. .FRIDAY NIGHT...East winds 5 to 10 knots becoming southeast. A chance of showers overnight. Waves 1 foot or less. .SATURDAY...South winds 5 to 10 knots becoming west. A chance of showers and thunderstorms. Waves 1 foot or less. .SUNDAY...North winds 5 to 10 knots becoming northeast. A chance of showers during the day. Waves 2 feet or less. .MONDAY...East winds around 10 knots becoming southeast. A chance of showers Monday night. Waves 2 feet or less. Winds and waves higher in and near thunderstorms. $$ LEZ165>167-171415- Vermilion to Avon Point OH beyond 5 nm off shoreline to US- Canadian border- Avon Point to Willowick OH beyond 5 nm off shoreline to US- Canadian border-Willowick to Geneva-on-the- Lake OH beyond 5NM off shoreline to US-Canadian border- 335 AM EDT Thu Jul 17 2025 .TODAY...Southwest winds to 30 knots becoming west and diminishing to 15 to 20 knots. Waves 5 to 9 feet subsiding to 4 to 7 feet. Waves occasionally around 11 feet. .TONIGHT...Northwest winds 15 to 20 knots becoming northeast 10 to 15 knots. Waves 3 to 5 feet subsiding to 2 to 4 feet. .FRIDAY...Northeast winds 5 to 15 knots diminishing to less than 10 knots. Waves 1 to 3 feet. .FRIDAY NIGHT...Northeast winds 10 knots or less becoming southeast. Waves 1 foot or less. .SATURDAY...South winds 5 to 10 knots becoming west. Showers likely with a chance of thunderstorms. Waves 2 feet or less. .SUNDAY...North winds 5 to 10 knots becoming northeast. A chance of showers and thunderstorms during the day. Waves 1 to 2 feet. .MONDAY...East winds 5 to 10 knots becoming southeast. Waves 1 to 2 feet. Winds and waves higher in and near thunderstorms. $$ LEZ061-168-169-171415- 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- 335 AM EDT Thu Jul 17 2025 .TODAY...Southwest winds 15 to 20 knots becoming west and increasing to 30 knots. A slight chance of showers and thunderstorms this morning. Waves 3 to 6 feet building to 6 to 10 feet. Waves occasionally around 13 feet. .TONIGHT...Northwest winds 15 to 20 knots becoming north 10 to 15 knots. Waves 4 to 7 feet subsiding to 1 to 3 feet. Waves occasionally around 9 feet. .FRIDAY...Northeast winds 10 knots or less. Waves 2 feet or less. .FRIDAY NIGHT...Northeast winds 10 knots or less becoming south. Waves 1 foot or less. .SATURDAY...South winds 5 to 10 knots becoming west. A chance of showers during the day, then showers likely with a chance of thunderstorms Saturday night. Waves 2 feet or less. .SUNDAY...North winds 5 to 10 knots becoming northeast. A chance of showers during the day. Waves 2 feet or less. .MONDAY...Northeast winds 5 to 10 knots becoming southeast. Waves 1 foot or less. Winds and waves higher in and near thunderstorms. $$ LEZ161-171415- MAFOR 1709/ ERIE WEST 1/3 11530 12630 11620 11710 11720 11820 11110. Waves 3 to 5 feet building to 5 to 8 feet, then subsiding to 3 to 5 feet, and occasionally around 10 feet today. Waves 2 to 4 feet tonight. ERIE CENTRAL 1/3 11530 11540 12630 12720 11820 11810. Waves 3 to 5 feet building to 5 to 9 feet, then subsiding to 4 to 7 feet, and occasionally around 11 feet today. Waves 3 to 5 feet subsiding to 2 to 4 feet tonight. ERIE EAST 1/3 11520 11530 11540 11640 11630 11710 12810. A chance of showers early this morning. Waves 2 to 3 feet building to 6 to 10 feet, and occasionally around 13 feet today. Waves 4 to 7 feet subsiding to 2 to 3 feet, and occasionally around 9 feet tonight. $$