


Great Lakes Forecast
Issued by NWS
Issued by NWS
937 FZUS61 KCLE 161923 GLFLE Open Lake Forecast for Lake Erie National Weather Service Cleveland OH 323 PM EDT Fri May 16 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 29.30 inches will track eastward across the upper Great Lakes tonight and Saturday morning. This will lift a warm front over the lake tonight, followed by a cold front sweeping across the lake Saturday morning as the low moves into eastern Ontario. A ridge averaging 30.40 inches will build across the Great Lakes Sunday and slowly weaken through Tuesday as low pressure 30.00 inches slowly approaches from the southwest by Tuesday night and Wednesday. LEZ162>164-170230- 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- 323 PM EDT Fri May 16 2025 .TONIGHT...Southeast winds 10 to 15 knots becoming southwest 15 to 20 knots. Showers and thunderstorms likely this evening, then showers likely with a chance of thunderstorms after midnight. Some thunderstorms may produce small hail and gusty winds through the early overnight. Waves 1 foot or less building to 1 to 3 feet. .SATURDAY...Southwest winds 15 to 25 knots becoming west. A slight chance of showers and thunderstorms early, then a slight chance of showers late in the morning. Waves 1 to 3 feet building to 3 to 5 feet. .SATURDAY NIGHT...West winds 15 to 25 knots. Waves 3 to 5 feet subsiding to 1 to 3 feet. .SUNDAY...West winds 15 to 20 knots becoming northwest 10 to 15 knots. Waves 1 to 3 feet. .SUNDAY NIGHT...North winds around 10 knots becoming northeast. Waves 1 to 2 feet. .MONDAY...Northeast winds 10 to 15 knots increasing to 15 to 20 knots. Waves 1 to 3 feet. .TUESDAY...Northeast winds 15 to 20 knots. A chance of showers. Waves 2 to 4 feet. .WEDNESDAY...Northeast winds 15 to 20 knots becoming north. Showers likely during the day, then a chance of showers Wednesday night. Waves 3 to 5 feet subsiding to 2 to 4 feet. Winds and waves higher in and near thunderstorms. $$ LEZ165>167-170230- Vermilion to Avon Point OH beyond 5 nm off shoreline to US- Canadian border- Avon Point to Willowick OH beyond 5 nm off shoreline to US- Canadian border-Willowick to Geneva-on-the- Lake OH beyond 5NM off shoreline to US-Canadian border- 323 PM EDT Fri May 16 2025 .TONIGHT...East winds 10 to 15 knots becoming southwest 15 to 20 knots. A chance of showers and thunderstorms this evening, then showers likely with a chance of thunderstorms after midnight. Some thunderstorms may produce small hail and gusty winds through the early overnight. Waves 1 to 3 feet. .SATURDAY...Southwest winds 15 to 25 knots becoming west. A chance of showers with a slight chance of thunderstorms early, then a chance of showers late in the morning. A slight chance of showers in the afternoon. Waves 2 to 4 feet building to 3 to 6 feet. .SATURDAY NIGHT...West winds 15 to 25 knots. Waves 3 to 6 feet. .SUNDAY...West winds 15 to 20 knots becoming northwest 10 to 15 knots. Waves 2 to 4 feet subsiding to 1 to 3 feet. .SUNDAY NIGHT...Northwest winds 10 to 15 knots becoming north. Waves 1 to 3 feet. .MONDAY...North winds 10 to 15 knots becoming northeast 15 to 20 knots. Waves 1 to 3 feet. .TUESDAY...Northeast winds 15 to 20 knots. A chance of showers Tuesday night. Waves 2 to 4 feet building to 3 to 5 feet. .WEDNESDAY...Northeast winds 15 to 20 knots becoming north. Showers likely during the day, then a chance of showers and thunderstorms Wednesday night. Waves 3 to 5 feet. Winds and waves higher in and near thunderstorms. $$ LEZ061-168-169-170230- 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- 323 PM EDT Fri May 16 2025 .TONIGHT...South winds 5 to 15 knots increasing to 15 to 20 knots. A chance of showers and thunderstorms this evening, then showers likely with a chance of thunderstorms after midnight. Some thunderstorms may produce small hail and gusty winds through the early overnight. Waves 1 to 3 feet. .SATURDAY...Southwest winds 15 to 25 knots becoming west. Showers likely with a chance of thunderstorms in the morning, then a chance of showers and thunderstorms in the afternoon. Waves 1 to 3 feet building to 3 to 5 feet. .SATURDAY NIGHT...West winds 15 to 25 knots. Waves 3 to 6 feet. .SUNDAY...West winds 15 to 20 knots. Waves 3 to 5 feet. .SUNDAY NIGHT...West winds 10 to 15 knots becoming northwest. Waves 2 to 4 feet subsiding to 1 to 2 feet. .MONDAY...Northwest winds 5 to 15 knots becoming northeast. Waves 2 feet or less. .TUESDAY...Northeast winds 10 to 15 knots increasing to 15 to 20 knots. A chance of showers Tuesday night. Waves 1 to 3 feet. .WEDNESDAY...Northeast winds 15 to 20 knots becoming north. Showers likely. Waves 1 to 3 feet. Winds and waves higher in and near thunderstorms. $$ LEZ161-170230- MAFOR 1621/ ERIE WEST 1/3 11210 11320 11426 13520 12630. A chance of thunderstorms tonight. Waves 1 foot or less building to 1 to 3 feet tonight. Waves 2 to 4 feet building to 3 to 6 feet Saturday. ERIE CENTRAL 1/3 11210 11320 11426 11420 12520 11630 11620. A chance of thunderstorms overnight. Waves 1 to 3 feet tonight. Waves 2 to 4 feet building to 3 to 6 feet Saturday. ERIE EAST 1/3 11500 11300 11410 12416 11526 11536 11630. A chance of thunderstorms overnight and Saturday. Waves 1 to 3 feet tonight. Waves 1 to 3 feet building to 3 to 5 feet Saturday. $$