Great Lakes Forecast
Issued by NWS
Issued by NWS
989 FZUS63 KDTX 231950 GLFSC Lake St Clair Forecast National Weather Service Detroit/Pontiac MI 350 PM EDT Mon Sep 23 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...Low pressure, 29.90 inches, over the Eastern Great Lakes this afternoon is in the process of washing out. A second low pressure system, 29.70 inches, will move through the central Great Lakes tomorrow afternoon into Wednesday morning, bringing another round of showers and possibly some thunderstorms. LCZ460-240400- Lake St Clair- 350 PM EDT Mon Sep 23 2024 .TONIGHT...North winds 10 to 15 knots diminishing to 5 to 10 knots after midnight. Cloudy. Waves 2 feet or less. .TUESDAY...East winds 5 to 10 knots veering to the southeast in the afternoon. Light showers likely in the morning...then light showers and a chance of thunderstorms in the afternoon. Waves 2 feet or less. .TUESDAY NIGHT...Southeast winds 5 to 10 knots becoming south 10 to 15 knots in the late evening and early morning...then veering to the southwest after midnight. Mostly cloudy. Light showers likely and a chance of thunderstorms in the evening. Waves 2 feet or less. .WEDNESDAY...Southwest winds 5 to 10 knots. Partly sunny. Waves 2 feet or less. .WEDNESDAY NIGHT...West winds 5 to 10 knots early in the evening becoming light and variable. Partly cloudy. Waves 2 feet or less. .THURSDAY...North winds 5 to 10 knots becoming northeast 10 to 15 knots in the evening. Mostly clear. Waves 2 feet or less. .FRIDAY...East winds 20 to 25 knots. Partly cloudy. Waves 1 to 3 feet. .SATURDAY...East winds 20 to 25 knots. Partly cloudy. A chance of showers. Waves 1 to 3 feet. $$ SF Experimental modernized open lake forecast is available online at weather.gov/dtx/glftablesc Graphical marine forecasts are available at weather.gov/greatlakes