Great Lakes Forecast
Issued by NWS
Issued by NWS
303 FZUS61 KCLE 181959 GLFLE Open Lake Forecast for Lake Erie National Weather Service Cleveland OH 359 PM EDT Fri Sep 18 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... High pressure 30.20 inches over the northern Great Lakes will weaken tonight. This will allow a warm front to lift to south of Lake Erie Saturday as low pressure 29.80 inches moves east across the southern Great Lakes Saturday night into Sunday. This will pull a cold front across the lake Sunday afternoon. A trough averaging 29.90 inches will linger early next week. LEZ162-163-190215- 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- 359 PM EDT Fri Sep 18 2026 .TONIGHT...Northeast winds 10 to 15 knots becoming east. Waves 1 to 2 feet. .SATURDAY...East winds around 10 knots. A slight chance of showers early, then a chance of showers. A chance of showers with a slight chance of thunderstorms late. Waves 1 to 2 feet. .SATURDAY NIGHT...Southeast winds around 10 knots becoming south. Showers with a chance of thunderstorms. Waves 2 feet or less. .SUNDAY...West winds 10 to 15 knots becoming northeast 15 to 20 knots. Showers likely in the morning, then a chance of showers in the afternoon. Waves 1 to 3 feet building to 2 to 4 feet. .SUNDAY NIGHT...Northeast winds 15 to 25 knots. A chance of showers in the evening. Waves 2 to 4 feet building to 4 to 7 feet. Waves occasionally around 9 feet. .MONDAY...Northeast winds to 30 knots. A chance of showers Monday night. Waves 5 to 9 feet. Waves occasionally around 11 feet. .TUESDAY...Northeast winds to 30 knots becoming east. A chance of showers during the day, then showers likely Tuesday night. Waves 5 to 9 feet. Waves occasionally around 11 feet. .WEDNESDAY...East winds 15 to 25 knots. Showers likely during the day, then a chance of showers Wednesday night. Waves 4 to 7 feet subsiding to 2 to 4 feet. Waves occasionally around 9 feet. Winds and waves higher in and near thunderstorms. $$ LEZ164>167-190215- The Islands to Vermilion OH beyond 5 nm off shoreline to US- Canadian border- Vermilion to Avon Point OH beyond 5 nm off shoreline to US- Canadian border- Avon Point to Willowick OH beyond 5 nm off shoreline to US- Canadian border-Willowick to Geneva-on-the- Lake OH beyond 5NM off shoreline to US-Canadian border- 359 PM EDT Fri Sep 18 2026 .TONIGHT...Northeast winds 5 to 15 knots becoming east. Waves 1 to 3 feet building to 2 to 4 feet. .SATURDAY...East winds 5 to 15 knots. A slight chance of showers through early afternoon, then a chance of showers late. Waves 1 to 3 feet. .SATURDAY NIGHT...East winds 10 to 15 knots becoming south. A chance of showers and thunderstorms in the evening, then showers with a chance of thunderstorms overnight. Waves 1 to 3 feet. .SUNDAY...Southwest winds 10 to 15 knots becoming northeast 15 to 20 knots. Showers. Waves 1 to 3 feet building to 3 to 5 feet. .SUNDAY NIGHT...Northeast winds 15 to 25 knots. A chance of showers in the evening. Waves 3 to 6 feet building to 5 to 8 feet. Waves occasionally around 10 feet. .MONDAY...Northeast winds to 30 knots becoming east. A chance of showers Monday night. Waves 7 to 11 feet. Waves occasionally around 14 feet. .TUESDAY...East winds to 30 knots. A chance of showers. Waves 7 to 11 feet. Waves occasionally around 14 feet. .WEDNESDAY...East winds 15 to 25 knots. Showers likely during the day, then a chance of showers Wednesday night. Waves 5 to 8 feet subsiding to 3 to 6 feet. Waves occasionally around 10 feet. Winds and waves higher in and near thunderstorms. $$ LEZ061-168-169-190215- 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- 359 PM EDT Fri Sep 18 2026 .TONIGHT...Northeast winds 10 to 15 knots becoming east. Waves 1 to 3 feet. .SATURDAY...East winds 5 to 15 knots. A slight chance of showers late. Waves 1 to 3 feet. .SATURDAY NIGHT...East winds 5 to 15 knots becoming south. A chance of showers in the evening, then showers overnight. Waves 2 feet or less. .SUNDAY...South winds 5 to 15 knots becoming northeast 15 to 20 knots. Showers likely. Waves 1 to 3 feet building to 2 to 4 feet. .SUNDAY NIGHT...Northeast winds 15 to 25 knots. A chance of showers in the evening. Waves 2 to 4 feet building to 4 to 7 feet. Waves occasionally around 9 feet. .MONDAY...Northeast winds 15 to 25 knots becoming east to 30 knots. A chance of showers Monday night. Waves 5 to 9 feet. Waves occasionally around 11 feet. .TUESDAY...East winds to 30 knots diminishing to 15 to 25 knots. A chance of showers. Waves 5 to 9 feet. Waves occasionally around 11 feet. .WEDNESDAY...East winds 15 to 20 knots. A chance of showers during the day, then showers likely Wednesday night. Waves 3 to 6 feet subsiding to 2 to 4 feet. Winds and waves higher in and near thunderstorms. $$ LEZ161-190215- MAFOR 1821/ ERIE WEST 1/3 11100 12110 12210 12200 11210. A chance of showers Saturday afternoon. Waves 1 to 3 feet. ERIE CENTRAL 1/3 11100 11110 14210 11200 11210. A chance of showers Saturday afternoon. Waves 1 to 3 feet building to 2 to 4 feet tonight. Waves 1 to 3 feet Saturday. ERIE EAST 1/3 13110 11210 13200 11100. Waves 1 to 3 feet tonight. Waves 2 feet or less Saturday. $$