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.

N/A

Humidity NA
Wind Speed NA
Barometer NA
Dewpoint N/A
Visibility NA
Last update *** Not a current observation ***
Extended Forecast for

Marine City MI

Freeze Watch April 19, 11:00pm until April 20, 11:00am
Frost Advisory April 19, 02:00am until April 19, 10:00am
Click here for hazard details and duration
Freeze Watch
Frost Advisory

  • Tonight

    Tonight: Mostly cloudy, then gradually becoming mostly clear, with a low around 36. West wind 7 to 13 mph, with gusts as high as 25 mph.

    Low: 36 °F

    Decreasing
    Clouds

  • Sunday

    Sunday: A chance of showers after 2pm. Increasing clouds, with a high near 49. West wind 8 to 14 mph, with gusts as high as 23 mph. Chance of precipitation is 50%.

    High: 49 °F

    Sunny then
    Chance
    Showers

  • Sunday Night

    Sunday Night: A chance of showers before 8pm. Partly cloudy, with a low around 27. North wind 6 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.

    Low: 27 °F

    Chance
    Showers then
    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 44. Northwest wind around 7 mph.

    High: 44 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 32. South southeast wind 3 to 8 mph.

    Low: 32 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 63.

    High: 63 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 44.

    Low: 44 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly cloudy through mid morning, then gradual clearing, with a high near 62.

    High: 62 °F

    Becoming
    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 42.

    Low: 42 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly cloudy, then gradually becoming mostly clear, with a low around 36. West wind 7 to 13 mph, with gusts as high as 25 mph.
Sunday
A chance of showers after 2pm. Increasing clouds, with a high near 49. West wind 8 to 14 mph, with gusts as high as 23 mph. Chance of precipitation is 50%.
Sunday Night
A chance of showers before 8pm. Partly cloudy, with a low around 27. North wind 6 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.
Monday
Mostly sunny, with a high near 44. Northwest wind around 7 mph.
Monday Night
Partly cloudy, with a low around 32. South southeast wind 3 to 8 mph.
Tuesday
Mostly sunny, with a high near 63.
Tuesday Night
Mostly cloudy, with a low around 44.
Wednesday
Mostly cloudy through mid morning, then gradual clearing, with a high near 62.
Wednesday Night
Mostly clear, with a low around 42.
Thursday
Sunny, with a high near 70.
Thursday Night
Partly cloudy, with a low around 52.
Friday
A chance of showers. Mostly sunny, with a high near 73.
Friday Night
A chance of showers. Mostly cloudy, with a low around 49.
Saturday
A chance of showers. Mostly cloudy, with a high near 62.
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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:
4:24 pm EDT Apr 18, 2026
Forecast Valid:
8pm EDT Apr 18, 2026-6pm EDT Apr 25, 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