Great Lakes Forecast
Issued by NWS
Issued by NWS
734 FZUS61 KCLE 121943 GLFLE Open Lake Forecast for Lake Erie National Weather Service Cleveland OH 343 PM EDT Tue May 12 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 warm front will cross the lake today. Low pressure 29.60 inches will move southeast across the Great Lakes tonight into Wednesday. This low will extend a cold front across the lake by Wednesday night. A trough averaging 29.90 inches will remain across the lake on Thursday. High pressure 30.10 inches will move through the region Thursday night into Friday. A warm front will move across the lake on Friday night into Saturday. LEZ162>164-130215- 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- 343 PM EDT Tue May 12 2026 .TONIGHT...Southeast winds 10 to 15 knots becoming southwest and increasing to 15 to 25 knots. A chance of showers with a slight chance of thunderstorms late this evening. Showers with a slight chance of thunderstorms after midnight, then showers likely late. Waves 1 to 3 feet building to 2 to 4 feet. .WEDNESDAY...Southwest winds 15 to 20 knots becoming west. A slight chance of showers early. Waves 2 to 4 feet. .WEDNESDAY NIGHT...Northwest winds 15 to 20 knots. Waves 2 to 4 feet. .THURSDAY...Northwest winds 15 to 20 knots diminishing to 5 to 15 knots. Waves 1 to 3 feet. .THURSDAY NIGHT...North winds 10 knots or less becoming southwest. Waves 2 feet or less. .FRIDAY...Southwest winds 5 to 15 knots becoming south. Waves 2 feet or less. .SATURDAY...Southwest winds 5 to 15 knots becoming northwest. Waves 1 to 2 feet. .SUNDAY...East winds 5 to 15 knots becoming south. A chance of showers and thunderstorms during the day, then a chance of showers Sunday night. Waves 1 to 2 feet. Winds and waves higher in and near thunderstorms. $$ LEZ165>167-130215- Vermilion to Avon Point OH beyond 5 nm off shoreline to US- Canadian border- Avon Point to Willowick OH beyond 5 nm off shoreline to US- Canadian border-Willowick to Geneva-on-the- Lake OH beyond 5NM off shoreline to US-Canadian border- 343 PM EDT Tue May 12 2026 .TONIGHT...East winds 5 to 10 knots becoming southwest and increasing to 15 to 20 knots. A slight chance of showers early, then a chance of showers with a slight chance of thunderstorms late this evening. Showers with a slight chance of thunderstorms after midnight. Waves 1 to 3 feet building to 3 to 6 feet. .WEDNESDAY...Southwest winds 15 to 25 knots becoming west. A chance of showers early, then a slight chance of showers late in the morning. Waves 3 to 6 feet building to 4 to 7 feet, then subsiding to 3 to 5 feet. Waves occasionally around 9 feet. .WEDNESDAY NIGHT...West winds 15 to 20 knots becoming northwest. A chance of showers overnight. Waves 3 to 5 feet subsiding to 2 to 4 feet. .THURSDAY...Northwest winds 15 to 20 knots diminishing to 10 to 15 knots. Waves 2 to 4 feet. .THURSDAY NIGHT...Northwest winds 5 to 15 knots. Waves 1 to 3 feet. .FRIDAY...West winds 10 knots or less becoming south 10 to 15 knots. Waves 2 feet or less. .SATURDAY...Southwest winds 5 to 15 knots becoming west. Waves 1 to 3 feet. .SUNDAY...East winds 5 to 15 knots becoming south. A chance of showers Sunday night. Waves 2 feet or less. Winds and waves higher in and near thunderstorms. $$ LEZ061-168-169-130215- 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- 343 PM EDT Tue May 12 2026 .TONIGHT...East winds 5 to 10 knots becoming south and increasing to 15 to 20 knots. A slight chance of showers this evening, then showers with a slight chance of thunderstorms after midnight. Waves 1 foot or less building to 2 to 4 feet. .WEDNESDAY...Southwest winds 15 to 25 knots becoming west. Showers early, then a chance of showers with a slight chance of thunderstorms late in the morning. A slight chance of showers and thunderstorms early in the afternoon. Waves 3 to 5 feet building to 4 to 7 feet. Waves occasionally around 9 feet. .WEDNESDAY NIGHT...West winds 10 to 15 knots increasing to 15 to 20 knots. A chance of showers. Waves 3 to 5 feet subsiding to 2 to 4 feet. .THURSDAY...Northwest winds 15 to 20 knots diminishing to 10 to 15 knots. A chance of showers in the morning. Waves 2 to 4 feet subsiding to 1 to 3 feet. .THURSDAY NIGHT...Northwest winds 5 to 15 knots. Waves 1 to 3 feet. .FRIDAY...West winds 10 knots or less becoming south 10 to 15 knots. Waves 2 feet or less. .SATURDAY...Southwest winds 5 to 15 knots becoming west. Waves 1 to 3 feet. .SUNDAY...Southeast winds 10 knots or less. A chance of showers Sunday night. Waves 2 feet or less. Winds and waves higher in and near thunderstorms. $$ LEZ161-130215- MAFOR 1221/ ERIE WEST 1/3 11210 11420 11426 11536 11520 13620. Waves 1 to 3 feet building to 3 to 5 feet tonight. Waves 3 to 5 feet Wednesday. ERIE CENTRAL 1/3 11200 11310 11420 11426 11520 11530 11630 11620. Waves 1 to 3 feet building to 3 to 6 feet tonight. Waves 3 to 6 feet building to 4 to 7 feet, and occasionally around 9 feet Wednesday. ERIE EAST 1/3 11200 11300 11310 11416 11526 12520 11620. Waves 1 to 3 feet tonight. Waves 2 to 4 feet building to 4 to 7 feet, and occasionally around 9 feet Wednesday. $$