National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

St Clair County International Airport (KPHN)

Lat: 42.91°NLon: 82.53°WElev: 636ft.

Fog

57°F

14°C

Humidity 94%
Wind Speed Calm
Barometer 30.02 in
Dewpoint 55°F (13°C)
Visibility 0.50 mi
Last update 26 Aug 6:55 am EDT
Extended Forecast for

Marine City MI

  • Today

    Today: Mostly cloudy, then gradually becoming sunny, with a high near 81. Light south wind increasing to 8 to 13 mph in the morning. Winds could gust as high as 23 mph.

    High: 81 °F

    Decreasing
    Clouds

  • Tonight

    Tonight: A chance of showers and thunderstorms between 8pm and 2am, then a slight chance of showers. Mostly cloudy, with a low around 63. South wind 5 to 9 mph becoming light west southwest after midnight. Winds could gust as high as 18 mph. Chance of precipitation is 50%.

    Low: 63 °F

    Chance
    T-storms then
    Chance
    Showers

  • Thursday

    Thursday: Mostly sunny, with a high near 81. West northwest wind 3 to 8 mph.

    High: 81 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 58. Light north northeast wind.

    Low: 58 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 77. North wind 5 to 7 mph.

    High: 77 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 55.

    Low: 55 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 80.

    High: 80 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 62.

    Low: 62 °F

    Partly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 84.

    High: 84 °F

    Partly Sunny

Detailed Forecast

Today
Mostly cloudy, then gradually becoming sunny, with a high near 81. Light south wind increasing to 8 to 13 mph in the morning. Winds could gust as high as 23 mph.
Tonight
A chance of showers and thunderstorms between 8pm and 2am, then a slight chance of showers. Mostly cloudy, with a low around 63. South wind 5 to 9 mph becoming light west southwest after midnight. Winds could gust as high as 18 mph. Chance of precipitation is 50%.
Thursday
Mostly sunny, with a high near 81. West northwest wind 3 to 8 mph.
Thursday Night
Partly cloudy, with a low around 58. Light north northeast wind.
Friday
Sunny, with a high near 77. North wind 5 to 7 mph.
Friday Night
Mostly clear, with a low around 55.
Saturday
Mostly sunny, with a high near 80.
Saturday Night
Partly cloudy, with a low around 62.
Sunday
Partly sunny, with a high near 84.
Sunday Night
A chance of showers after 2am. Mostly cloudy, with a low around 68.
Monday
A chance of showers. Partly sunny, with a high near 87.
Monday Night
A chance of showers. Mostly cloudy, with a low around 68.
Tuesday
Partly sunny, with a high near 84.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Marine City MI
 42.71°N 82.49°W (Elev. 581 ft)
Last Update:
4:24 am EDT Aug 26, 2026
Forecast Valid:
7am EDT Aug 26, 2026-6pm EDT Sep 1, 2026
 
Forecast Discussion
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation