Current conditions at

St Clair County International Airport (KPHN)

Lat: 42.91°NLon: 82.53°WElev: 636ft.

Overcast

57°F

14°C

Humidity 100%
Wind Speed N 2 mph
Barometer 29.95 in
Dewpoint 57°F (14°C)
Visibility 10.00 mi
Last update 14 Oct 5:56 am EDT
Extended Forecast for

4 Miles SW Marine City MI

  • Today

    Today: Partly sunny, with a high near 66. Calm wind becoming north 5 to 9 mph in the morning.

    High: 66 °F

    Partly Sunny

  • Tonight

    Tonight: Increasing clouds, with a low around 46. North northeast wind around 6 mph.

    Low: 46 °F

    Increasing
    Clouds

  • Thursday

    Thursday: Partly sunny, with a high near 64. East wind 5 to 8 mph.

    High: 64 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Rain.  Low around 49. East southeast wind around 6 mph becoming light and variable  in the evening.  Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 49 °F

    Rain

  • Friday

    Friday: Rain.  High near 60. Breezy, with a west northwest wind 11 to 20 mph, with gusts as high as 33 mph.  Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    High: 60 °F

    Rain and
    Breezy

  • Friday Night

    Friday Night: Rain before 8pm.  Low around 36. Breezy.  Chance of precipitation is 80%.

    Low: 36 °F

    Breezy. Rain
    then Partly
    Cloudy

  • Saturday

    Saturday: Sunny, with a high near 54.

    High: 54 °F

    Sunny

  • Saturday Night

    Saturday Night: Clear, with a low around 38.

    Low: 38 °F

    Clear

  • Sunday

    Sunday: Sunny, with a high near 63.

    High: 63 °F

    Sunny

Detailed Forecast

Today
Partly sunny, with a high near 66. Calm wind becoming north 5 to 9 mph in the morning.
Tonight
Increasing clouds, with a low around 46. North northeast wind around 6 mph.
Thursday
Partly sunny, with a high near 64. East wind 5 to 8 mph.
Thursday Night
Rain. Low around 49. East southeast wind around 6 mph becoming light and variable in the evening. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Friday
Rain. High near 60. Breezy, with a west northwest wind 11 to 20 mph, with gusts as high as 33 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Friday Night
Rain before 8pm. Low around 36. Breezy. Chance of precipitation is 80%.
Saturday
Sunny, with a high near 54.
Saturday Night
Clear, with a low around 38.
Sunday
Sunny, with a high near 63.
Sunday Night
Mostly clear, with a low around 45.
Monday
Partly sunny, with a high near 65.
Monday Night
Mostly cloudy, with a low around 45.
Tuesday
Mostly sunny, with a high near 67.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SW Marine City MI
 42.69°N 82.55°W (Elev. 600 ft)
4:24 am EDT Oct 14, 2026
6am EDT Oct 14, 2026-6pm EDT Oct 20, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database