


Nearshore Marine Forecast
Issued by NWS Detroit/Pontiac, MI
Issued by NWS Detroit/Pontiac, MI
955 FZUS53 KDTX 250127 NSHDTX Nearshore Marine Forecast for Michigan National Weather Service Detroit/Pontiac MI 927 PM EDT Thu Jul 24 2025 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. LHZ422-250930- Inner Saginaw Bay SW of Point Au Gres to Bay Port MI- 927 PM EDT Thu Jul 24 2025 .REST OF TONIGHT...West winds 10 to 15 knots becoming northwest 5 to 10 knots after midnight. Partly cloudy with a chance of showers and thunderstorms this evening, then mostly cloudy with a chance of showers and a slight chance of thunderstorms after midnight. Waves 2 feet or less. .FRIDAY...North winds 5 to 10 knots veering to the east early in the afternoon. Partly cloudy until late afternoon becoming mostly sunny. A slight chance of showers early in the morning. Waves 2 feet or less. .FRIDAY NIGHT...East winds 10 to 15 knots diminishing to 5 to 10 knots in the late evening and overnight. Partly cloudy. Waves 2 feet or less. .SATURDAY...Southeast winds 5 to 10 knots. Mostly cloudy. A chance of showers and thunderstorms early in the afternoon. Waves 2 feet or less. See Lake Huron Open Lake Forecast for days 3 through 5. $$ LHZ421-250930- Outer Saginaw Bay SW of Alabaster to Port Austin MI to Inner Saginaw Bay- 927 PM EDT Thu Jul 24 2025 .REST OF TONIGHT...West winds 5 to 10 knots veering to the northwest early in the morning. Mostly cloudy. A chance of showers and thunderstorms this evening, then a chance of showers after midnight. Waves 2 feet or less. .FRIDAY...North winds 5 to 10 knots veering to the east early in the afternoon. Partly cloudy. Waves 2 feet or less. .FRIDAY NIGHT...East winds 10 to 15 knots becoming southeast 5 to 10 knots in the late evening and overnight. Partly cloudy. Waves 2 feet or less. .SATURDAY...Southeast winds 5 to 10 knots. Mostly cloudy. A chance of showers early in the afternoon. Waves 2 feet or less. See Lake Huron Open Lake Forecast for days 3 through 5. $$ LHZ441-250930- Port Austin to Harbor Beach MI- 927 PM EDT Thu Jul 24 2025 .REST OF TONIGHT...Southwest winds 5 to 10 knots veering to the northwest early in the morning. Mostly cloudy. A chance of showers and thunderstorms this evening, then a chance of showers after midnight. Patchy dense fog after midnight. Waves 2 feet or less. .FRIDAY...North winds 5 to 10 knots. Mostly cloudy with a slight chance of showers early in the morning, then partly cloudy in the late morning and afternoon. Waves 2 feet or less. .FRIDAY NIGHT...Northeast winds 5 to 10 knots early in the evening becoming light and variable. Partly cloudy. Waves 2 feet or less. .SATURDAY...Southeast winds 5 to 10 knots. Mostly cloudy. A chance of showers early in the afternoon. Waves 2 feet or less. See Lake Huron Open Lake Forecast for days 3 through 5. $$ LHZ442-250930- Harbor Beach to Port Sanilac MI- 927 PM EDT Thu Jul 24 2025 .REST OF TONIGHT...West winds 5 to 10 knots. Mostly cloudy. A chance of showers and thunderstorms this evening, then a chance of showers and a slight chance of thunderstorms after midnight. Waves 2 feet or less. .FRIDAY...North winds 5 to 10 knots. Mostly cloudy with a chance of showers and a slight chance of thunderstorms early in the morning, then partly cloudy in the late morning and afternoon. Waves 2 feet or less. .FRIDAY NIGHT...Northeast winds 5 to 10 knots until early morning becoming light and variable. Partly cloudy. Waves 2 feet or less. .SATURDAY...Light and variable winds becoming southeast 5 to 10 knots in the late morning and afternoon. Mostly cloudy. A chance of showers early in the afternoon. Waves 2 feet or less. See Lake Huron Open Lake Forecast for days 3 through 5. $$ LHZ443-250930- Port Sanilac to Port Huron MI- 927 PM EDT Thu Jul 24 2025 .REST OF TONIGHT...West winds 5 to 10 knots. Mostly cloudy with a chance of showers and thunderstorms. Waves 2 feet or less. .FRIDAY...North winds 5 to 10 knots. Mostly cloudy until late afternoon becoming partly cloudy. A chance of showers and a slight chance of thunderstorms early in the morning. Waves 2 feet or less. .FRIDAY NIGHT...Northeast winds 5 to 10 knots. Partly cloudy. Waves 2 feet or less. .SATURDAY...Light and variable winds becoming southeast 5 to 10 knots in the late morning and afternoon. Mostly cloudy becoming partly cloudy in the late morning and early afternoon becoming mostly cloudy. A chance of showers early in the afternoon. Waves 2 feet or less. See Lake Huron Open Lake Forecast for days 3 through 5. $$ LEZ444-250930- Michigan Waters of Lake Erie from Detroit River to North Cape MI- 927 PM EDT Thu Jul 24 2025 .REST OF TONIGHT...West winds 10 to 15 knots diminishing to 5 to 10 knots early in the morning. Mostly cloudy with a chance of showers and thunderstorms. Waves 2 feet or less. .FRIDAY...West winds 5 to 10 knots backing to the southeast early in the afternoon. Partly cloudy becoming mostly cloudy in the late morning and early afternoon becoming partly cloudy. A chance of showers and thunderstorms. Waves 2 feet or less. .FRIDAY NIGHT...East winds 5 to 10 knots. Partly cloudy. A chance of thunderstorms early in the evening. A chance of showers, then a chance of thunderstorms after midnight. Waves 2 feet or less. .SATURDAY...Southeast winds 5 to 10 knots. Partly cloudy early in the morning becoming mostly cloudy. A chance of thunderstorms early in the morning. A chance of showers until late afternoon, then showers likely and a chance of thunderstorms early in the afternoon. Waves 2 feet or less. See Lake Erie Open Lake Forecast for days 3 through 5. The water temperature at Belle Isle is 75 degrees. $$ MANN You can obtain your latest National Weather Service forecasts online a www.weather.gov/greatlakes