Great Lakes Forecast
Issued by NWS
Issued by NWS
110 FZUS63 KDTX 221341 GLFSC Lake St Clair Forecast National Weather Service Detroit/Pontiac MI 941 AM EDT Sun Sep 22 2024 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 weak low pressure system, 29.80 inches, moves into northern Ohio River Valley into Lake Erie this evening through tomorrow morning. This will bring occasional rain with embedded thunderstorms, and will also push in a cold front across the Great Lakes starting late tonight, which will flip wind direction from SSE to NNW/NNE. A second low pressure system, 29.70 inches, will move through the southern Great Lakes Tuesday into Wednesday morning, bringing another round of active weather. LCZ460-222145- Lake St Clair- 941 AM EDT Sun Sep 22 2024 .REST OF TODAY...Southeast winds 5 to 10 knots. Mostly cloudy. A chance of. A chance of waterspouts in the afternoon. Waves 2 feet or less. .TONIGHT...Southeast winds 5 to 10 knots becoming east 10 to 15 knots after midnight. Showers. A chance of waterspouts after midnight. Waves 2 feet or less. .MONDAY...North winds 10 to 15 knots. Mostly cloudy. Waves 2 feet or less. .MONDAY NIGHT...North winds 10 to 15 knots becoming northeast 5 to 10 knots after midnight. Mostly cloudy. A chance of light showers after midnight. Waves 2 feet or less. .TUESDAY...Northeast winds 5 to 10 knots veering to the southeast in the afternoon and evening. Mostly cloudy. A chance of light showers in the morning...then showers likely and a chance of thunderstorms in the afternoon and evening. Waves 2 feet or less. .WEDNESDAY...Northwest winds 5 to 10 knots. Partly cloudy. A chance of showers and thunderstorms. Waves 2 feet or less. .THURSDAY...Northeast winds 10 to 15 knots. Partly cloudy. Waves 2 feet or less. $$ KDK Experimental modernized open lake forecast is available online at weather.gov/dtx/glftablesc Graphical marine forecasts are available at weather.gov/greatlakes