Expires:202404252145;;349531 FZUS53 KDTX 251343 NSHDTX Nearshore Marine Forecast for Michigan National Weather Service Detroit/Pontiac MI Issued by National Weather Service Marquette MI 943 AM EDT Thu Apr 25 2024 For waters within five nautical miles of shore 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. LHZ442-252145- Harbor Beach to Port Sanilac MI- 943 AM EDT Thu Apr 25 2024 .REST OF TODAY...East winds 5 to 10 knots. Sunny. Waves 2 feet or less. .TONIGHT...Northeast winds 5 to 10 knots veering to the southeast after midnight. Clear. Waves 2 feet or less. .FRIDAY...Southeast winds 10 to 15 knots. Sunny. Waves 1 to 3 feet. .FRIDAY NIGHT...Southeast winds 10 to 15 knots increasing to 20 to 25 knots with gusts to 30 knots. Partly cloudy in the evening, then showers after midnight. Waves 2 to 4 feet building to 4 to 6 feet in the late evening and overnight. Waves occasionally around 8 feet. A Small Craft Advisory may be needed. See Lake Huron Open Lake Forecast for days 3 through 5. $$