Great Lakes Forecast
Issued by NWS
Issued by NWS
474 FZUS61 KCLE 032002 GLFLE Open Lake Forecast for Lake Erie National Weather Service Cleveland OH 402 PM EDT Thu Sep 3 2026 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... A frontal boundary located near Lake Erie will settle south tonight, then settling towards the Ohio Valley through Saturday. A ridge averaging 30.00 inches will build from the Great Lakes into northern Ohio this weekend and into early next week. LEZ162-163-040230- 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- 402 PM EDT Thu Sep 3 2026 ...SEVERE THUNDERSTORM WATCH 649 IN EFFECT UNTIL 10 PM EDT THIS EVENING... .TONIGHT...North winds 5 to 10 knots becoming west. A chance of showers and thunderstorms through the early overnight, then showers likely with a chance of thunderstorms late. Some thunderstorms may be severe with damaging winds and large hail this evening. Waves 1 foot or less. .FRIDAY...West winds 10 knots or less becoming northwest. Showers likely with a slight chance of thunderstorms early, then a chance of showers with a slight chance of thunderstorms. A slight chance of showers and thunderstorms late. Waves 1 foot or less. .FRIDAY NIGHT...Northeast winds 5 to 10 knots. A chance of showers. Waves 1 foot or less. .SATURDAY...Northeast winds 10 to 15 knots. A chance of showers in the morning. Waves 1 to 3 feet. .SATURDAY NIGHT...Northeast winds 10 to 15 knots. Waves 1 to 3 feet. .SUNDAY...Northeast winds 10 to 15 knots becoming east. Waves 1 to 3 feet. .MONDAY...East winds 5 to 10 knots becoming southeast. Waves 2 feet or less. .TUESDAY...Southeast winds 5 to 15 knots becoming south. A chance of showers Tuesday night. Waves 2 feet or less. Winds and waves higher in and near thunderstorms. $$ LEZ164>167-040230- The Islands to Vermilion OH beyond 5 nm off shoreline to US- Canadian border- Vermilion to Avon Point OH beyond 5 nm off shoreline to US- Canadian border- Avon Point to Willowick OH beyond 5 nm off shoreline to US- Canadian border-Willowick to Geneva-on-the- Lake OH beyond 5NM off shoreline to US-Canadian border- 402 PM EDT Thu Sep 3 2026 ...SEVERE THUNDERSTORM WATCH 649 IN EFFECT UNTIL 10 PM EDT THIS EVENING... .TONIGHT...North winds 5 to 10 knots becoming west. Thunderstorms with showers likely this evening, then showers likely with a chance of thunderstorms after midnight. Some thunderstorms may be severe with damaging winds and large hail this evening. Waves 1 foot or less. .FRIDAY...West winds 10 knots or less becoming northwest. Showers likely with a slight chance of thunderstorms early, then a chance of showers with a slight chance of thunderstorms. A slight chance of showers and thunderstorms late. Waves 1 foot or less. .FRIDAY NIGHT...Northwest winds 5 to 10 knots becoming northeast. A chance of showers. Waves 1 foot or less. .SATURDAY...Northeast winds 10 to 15 knots. Waves 1 to 3 feet. .SATURDAY NIGHT...Northeast winds 10 to 15 knots becoming east. Waves 1 to 3 feet. .SUNDAY...Northeast winds 15 to 20 knots becoming east 10 to 15 knots. Waves 1 to 3 feet. .MONDAY...East winds 5 to 15 knots becoming southeast. Waves 2 feet or less. .TUESDAY...Southeast winds 5 to 15 knots becoming south 15 to 20 knots. A chance of showers Tuesday night. Waves 1 to 3 feet. Winds and waves higher in and near thunderstorms. $$ LEZ168-169-040230- 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- 402 PM EDT Thu Sep 3 2026 ...SEVERE THUNDERSTORM WATCH 649 IN EFFECT UNTIL 10 PM EDT THIS EVENING... .TONIGHT...West winds 10 knots or less. Showers and thunderstorms likely this evening, then a chance of showers and thunderstorms after midnight. Some thunderstorms may be severe with damaging winds and large hail this evening. Waves around 1 foot. .FRIDAY...Northwest winds 10 knots or less. Showers likely with a slight chance of thunderstorms early, then a chance of showers with a slight chance of thunderstorms. A chance of showers late. Waves 1 foot or less. .FRIDAY NIGHT...Northwest winds 10 knots or less becoming northeast. Waves 1 foot or less. .SATURDAY...Northeast winds 10 to 15 knots. Waves 1 to 2 feet. .SATURDAY NIGHT...Northeast winds 5 to 15 knots becoming east. Waves 1 to 2 feet. .SUNDAY...Northeast winds 5 to 15 knots becoming east. Waves 2 feet or less. .MONDAY...East winds 10 knots or less becoming southeast. Waves 1 foot or less. .TUESDAY...Southeast winds 10 knots or less becoming south and increasing to 15 to 20 knots. A chance of showers Tuesday night. Waves 1 to 3 feet. Winds and waves higher in and near thunderstorms. $$ LEZ061-040230- Ripley to Buffalo NY extending from 5NM off shoreline to US- Canadian border- 402 PM EDT Thu Sep 3 2026 .TONIGHT...West winds 5 to 10 knots becoming northwest. Showers and thunderstorms likely early, then a chance of showers and thunderstorms late this evening. A chance of showers with a slight chance of thunderstorms after midnight. Waves around 1 foot. .FRIDAY...North winds 5 to 10 knots becoming light and variable. A chance of showers. Waves 1 foot or less. .FRIDAY NIGHT...Northwest winds 10 knots or less becoming northeast. Waves 1 foot or less. .SATURDAY...Northeast winds 5 to 10 knots. Waves 1 foot or less. .SATURDAY NIGHT...Northeast winds 5 to 15 knots becoming east. Waves 2 feet or less. .SUNDAY...Northeast winds 5 to 10 knots becoming east. Waves 2 feet or less. .MONDAY...East winds less than 10 knots becoming southeast. Waves 1 foot or less. .TUESDAY...Southeast winds 10 knots or less becoming south 10 to 15 knots. Waves 2 feet or less. Winds and waves higher in and near thunderstorms. $$ LEZ161-040230- MAFOR 0321/ ERIE WEST 1/3...SEVERE THUNDERSTORM WATCH IN EFFECT...11809 11300 11400 11500 11606 12600 11700. Waves 1 foot or less. ERIE CENTRAL 1/3...SEVERE THUNDERSTORM WATCH IN EFFECT...11709 11609 11500 11600 11606 12600 11700. Waves 1 foot or less. ERIE EAST 1/3...SEVERE THUNDERSTORM WATCH IN EFFECT...11600 11606 12600 11700 12800 11700. A chance of thunderstorms early this evening. Waves 1 foot or less. $$