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.

Light Snow

27°F

-3°C

Humidity 80%
Wind Speed SW 5 mph
Barometer 29.97 in
Dewpoint 21°F (-6°C)
Visibility 2.50 mi
Wind Chill21°F (-6°C)
Last update 3 Dec 6:16 pm EST
Extended Forecast for

2 Miles WSW Fort Gratiot MI

  • Tonight

    Tonight: Snow showers, mainly before midnight. Low around 16. Southwest wind 11 to 15 mph becoming west northwest after midnight. Winds could gust as high as 25 mph. Chance of precipitation is 80%. Total nighttime snow accumulation of less than a half inch possible.

    Low: 16 °F

    Snow Showers
    then Isolated
    Snow Showers

  • Thursday

    Thursday: Mostly sunny, with a high near 21. West northwest wind 11 to 15 mph, with gusts as high as 25 mph.

    High: 21 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 10. Wind chill values as low as -2. South southwest wind 5 to 7 mph.

    Low: 10 °F

    Partly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 28. Wind chill values as low as -1. South southwest wind 9 to 14 mph, with gusts as high as 22 mph.

    High: 28 °F

    Partly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 20. South southwest wind around 7 mph.

    Low: 20 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly cloudy, with a high near 33.

    High: 33 °F

    Mostly Cloudy

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 20.

    Low: 20 °F

    Mostly Cloudy

  • Sunday

    Sunday: A chance of snow before 1pm. Partly sunny, with a high near 28.

    High: 28 °F

    Chance Snow

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 12.

    Low: 12 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Snow showers, mainly before midnight. Low around 16. Southwest wind 11 to 15 mph becoming west northwest after midnight. Winds could gust as high as 25 mph. Chance of precipitation is 80%. Total nighttime snow accumulation of less than a half inch possible.
Thursday
Mostly sunny, with a high near 21. West northwest wind 11 to 15 mph, with gusts as high as 25 mph.
Thursday Night
Partly cloudy, with a low around 10. Wind chill values as low as -2. South southwest wind 5 to 7 mph.
Friday
Partly sunny, with a high near 28. Wind chill values as low as -1. South southwest wind 9 to 14 mph, with gusts as high as 22 mph.
Friday Night
Mostly cloudy, with a low around 20. South southwest wind around 7 mph.
Saturday
Mostly cloudy, with a high near 33.
Saturday Night
Mostly cloudy, with a low around 20.
Sunday
A chance of snow before 1pm. Partly sunny, with a high near 28.
Sunday Night
Mostly cloudy, with a low around 12.
Monday
Partly sunny, with a high near 26.
Monday Night
A chance of snow. Mostly cloudy, with a low around 14.
Tuesday
Snow likely. Mostly cloudy, with a high near 32.
Tuesday Night
A chance of snow. Mostly cloudy, with a low around 22.
Wednesday
Rain and snow likely. Mostly cloudy, with a high near 36.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles WSW Fort Gratiot MI
 43.06°N 82.54°W (Elev. 669 ft)
Last Update:
4:13 pm EST Dec 3, 2025
Forecast Valid:
6pm EST Dec 3, 2025-6pm EST Dec 10, 2025
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation