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.

Partly Cloudy

61°F

16°C

Humidity 88%
Wind Speed S 7 mph
Barometer 29.78 in
Dewpoint 57°F (14°C)
Visibility 10.00 mi
Last update 15 Apr 5:35 am EDT
Extended Forecast for

Marine City MI

Flood Watch April 15, 05:54am until April 17, 02:00am
Click here for hazard details and duration
Flood Watch
  •  
    Flood Watch April 15, 05:54am until April 17, 02:00am

    NOW until 2:00am Fri

    Flood Watch

  • Overnight

    Low: 59 °F

    Showers

  • Wednesday

    Wednesday: Showers and possibly a thunderstorm. High near 73. Southwest wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 73 °F

    Chance
    Showers then
    Showers

  • Wednesday Night

    Wednesday Night: Showers and thunderstorms before 4am, then showers and possibly a thunderstorm between 4am and 5am, then showers likely after 5am. Low around 59. South southwest wind around 7 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 59 °F

    Showers

  • Thursday

    Thursday: Showers, with thunderstorms also possible after 2pm. High near 69. South southwest wind 7 to 10 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

    High: 69 °F

    Showers

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms before 8pm, then a chance of showers between 8pm and 2am. Mostly cloudy, with a low around 50. North northwest wind 5 to 7 mph. Chance of precipitation is 40%.

    Low: 50 °F

    Chance
    T-storms then
    Chance
    Showers

  • Friday

    Friday: Partly sunny, with a high near 66.

    High: 66 °F

    Partly Sunny

  • Friday Night

    Friday Night: A chance of showers after 2am. Mostly cloudy, with a low around 51. Chance of precipitation is 30%.

    Low: 51 °F

    Mostly Cloudy
    then Chance
    Showers

  • Saturday

    Saturday: Showers, with thunderstorms also possible after 2pm. Mostly cloudy, with a high near 70.

    High: 70 °F

    Showers

Detailed Forecast

Overnight
Showers. Low around 59. Southwest wind around 10 mph, with gusts as high as 18 mph. Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday
Showers and possibly a thunderstorm. High near 73. Southwest wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
Showers and thunderstorms before 4am, then showers and possibly a thunderstorm between 4am and 5am, then showers likely after 5am. Low around 59. South southwest wind around 7 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Thursday
Showers, with thunderstorms also possible after 2pm. High near 69. South southwest wind 7 to 10 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Thursday Night
A chance of showers and thunderstorms before 8pm, then a chance of showers between 8pm and 2am. Mostly cloudy, with a low around 50. North northwest wind 5 to 7 mph. Chance of precipitation is 40%.
Friday
Partly sunny, with a high near 66.
Friday Night
A chance of showers after 2am. Mostly cloudy, with a low around 51. Chance of precipitation is 30%.
Saturday
Showers, with thunderstorms also possible after 2pm. Mostly cloudy, with a high near 70.
Saturday Night
Showers likely and possibly a thunderstorm before 8pm, then a chance of showers. Mostly cloudy, with a low around 39.
Sunday
A chance of rain showers, mixing with snow after 11am, then gradually ending. Partly sunny, with a high near 48.
Sunday Night
Mostly cloudy, with a low around 30.
Monday
Sunny, with a high near 50.
Monday Night
Mostly clear, with a low around 36.
Tuesday
Mostly sunny, with a high near 65.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Marine City MI
 42.71°N 82.49°W (Elev. 581 ft)
Last Update:
4:25 am EDT Apr 15, 2026
Forecast Valid:
5am EDT Apr 15, 2026-6pm EDT Apr 21, 2026
 
Forecast Discussion
 
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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