FZUS53 KDTX 301350 NSHDTX Nearshore Marine Forecast for Michigan National Weather Service Detroit/Pontiac MI 950 AM EDT Thu Apr 30 2026 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. LHZ422-302200- Inner Saginaw Bay SW of Point Au Gres to Bay Port MI- 950 AM EDT Thu Apr 30 2026 .REST OF TODAY...Northwest winds 10 to 15 knots. Mostly cloudy late in the morning, then partly cloudy with a slight chance of light rain in the afternoon. Waves 2 feet or less. .TONIGHT...North winds 5 to 10 knots. Mostly clear. Waves 2 feet or less. .FRIDAY...North winds 5 to 10 knots. Partly cloudy becoming mostly cloudy in the late morning and early afternoon becoming partly cloudy. A slight chance of light snow showers early in the morning. A slight chance of showers until late afternoon, then a chance of showers early in the afternoon. Waves 2 feet or less. .FRIDAY NIGHT...North winds 10 to 15 knots diminishing to 5 to 10 knots in the late evening and early morning, then becoming northwest 10 to 15 knots after midnight. Partly cloudy. A chance of showers early in the evening. Waves 2 feet or less. See Lake Huron Open Lake Forecast for days 3 through 5. $$ LHZ421-302200- Outer Saginaw Bay SW of Alabaster to Port Austin MI to Inner Saginaw Bay- 950 AM EDT Thu Apr 30 2026 .REST OF TODAY...North winds 10 to 15 knots diminishing to 5 to 10 knots in the afternoon. Mostly cloudy late in the morning, then partly cloudy with a slight chance of light rain in the afternoon. Waves 1 to 3 feet. .TONIGHT...North winds 5 to 10 knots. Partly cloudy. A slight chance of light rain early in the evening. A slight chance of light rain and snow showers after midnight. Waves 2 feet or less. .FRIDAY...North winds 5 to 10 knots. Partly cloudy. A slight chance of light rain and snow showers early in the morning. Waves 2 feet or less. .FRIDAY NIGHT...North winds 5 to 10 knots becoming northwest 10 to 15 knots after midnight. Partly cloudy. Waves 2 feet or less. See Lake Huron Open Lake Forecast for days 3 through 5. $$ LHZ441-302200- Port Austin to Harbor Beach MI- 950 AM EDT Thu Apr 30 2026 .REST OF TODAY...North winds 10 to 15 knots. Mostly cloudy late in the morning becoming partly cloudy. Waves 1 to 3 feet. .TONIGHT...North winds 5 to 10 knots backing to the northwest after midnight. Partly cloudy. A slight chance of light rain and snow showers after midnight. Waves 2 feet or less. .FRIDAY...North winds 5 to 10 knots. Partly cloudy. A slight chance of light rain and snow showers early in the morning. Waves 2 feet or less. .FRIDAY NIGHT...North winds 5 to 10 knots becoming northwest 10 to 15 knots after midnight. Partly cloudy. Waves 2 feet or less. See Lake Huron Open Lake Forecast for days 3 through 5. $$ LHZ442-302200- Harbor Beach to Port Sanilac MI- 950 AM EDT Thu Apr 30 2026 .REST OF TODAY...North winds 10 to 15 knots. Partly cloudy. A slight chance of light rain in the afternoon. Waves 1 to 3 feet. .TONIGHT...North winds 5 to 10 knots early in the evening becoming light and variable. Partly cloudy. A slight chance of light rain early in the evening. Waves 2 feet or less. .FRIDAY...North winds 5 to 10 knots. Partly cloudy. A slight chance of. Waves 2 feet or less. .FRIDAY NIGHT...North winds 5 to 10 knots. Partly cloudy. Waves 2 feet or less. See Lake Huron Open Lake Forecast for days 3 through 5. $$ LHZ443-302200- Port Sanilac to Port Huron MI- 950 AM EDT Thu Apr 30 2026 .REST OF TODAY...Northwest winds 10 to 15 knots becoming north. Partly cloudy late in the morning, then mostly cloudy with a chance of light rain in the afternoon. Waves 1 to 3 feet. .TONIGHT...North winds 5 to 10 knots until early morning becoming light and variable. Partly cloudy. A slight chance of light rain early in the evening. Waves 2 feet or less. .FRIDAY...North winds 5 to 10 knots. Partly cloudy. A slight chance of light rain and snow showers early in the morning. Waves 2 feet or less. .FRIDAY NIGHT...North winds 5 to 10 knots. Partly cloudy. Waves 2 feet or less. See Lake Huron Open Lake Forecast for days 3 through 5. $$ LEZ444-302200- Michigan Waters of Lake Erie from Detroit River to North Cape MI- 950 AM EDT Thu Apr 30 2026 .REST OF TODAY...Northwest winds 10 to 15 knots with gusts to 20 knots. Mostly cloudy late in the morning becoming partly cloudy. Waves 2 feet or less. .TONIGHT...Northwest winds 10 to 15 knots diminishing to 5 to 10 knots in the late evening and overnight. Partly cloudy with showers likely. Waves 2 feet or less. .FRIDAY...Northwest winds 5 to 10 knots. Partly cloudy with a chance of showers. Waves 2 feet or less. .FRIDAY NIGHT...Northwest winds 5 to 10 knots. Partly cloudy. A chance of showers early in the evening. Waves 2 feet or less. See Lake Erie Open Lake Forecast for days 3 through 5. The water temperature at Belle Isle is 50 degrees. $$ SF You can obtain your latest National Weather Service forecasts online a www.weather.gov/greatlakes