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

St Clair County International Airport (KPHN)

Lat: 42.91°NLon: 82.53°WElev: 636ft.

Overcast

27°F

-3°C

Humidity 74%
Wind Speed W 6 mph
Barometer 29.99 in
Dewpoint 19°F (-7°C)
Visibility 10.00 mi
Wind Chill20°F (-7°C)
Last update 10 Nov 7:55 pm EST
Extended Forecast for

3 Miles N Fort Gratiot MI

  • Tonight

    Tonight: A chance of snow showers. Partly cloudy, with a low around 25. West northwest wind 13 to 16 mph, with gusts as high as 29 mph. Chance of precipitation is 50%.

    Low: 25 °F

    Chance Snow
    Showers

  • Veterans Day

    Veterans Day: A chance of snow after 1pm. Increasing clouds, with a high near 39. West wind around 16 mph, with gusts as high as 25 mph. Chance of precipitation is 50%.

    High: 39 °F

    Partly Sunny
    then Chance
    Snow

  • Tuesday Night

    Tuesday Night: A chance of snow before 4am, then a chance of rain and snow. Cloudy, with a low around 31. Southwest wind 14 to 17 mph, with gusts as high as 28 mph. Chance of precipitation is 50%.

    Low: 31 °F

    Chance Snow
    then Chance
    Rain/Snow

  • Wednesday

    Wednesday: A chance of rain. Mostly cloudy, with a high near 44. Breezy, with a west wind 14 to 18 mph, with gusts as high as 28 mph. Chance of precipitation is 40%.

    High: 44 °F

    Chance Rain
    and Breezy

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 32. West wind 11 to 15 mph, with gusts as high as 24 mph.

    Low: 32 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 47.

    High: 47 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 34.

    Low: 34 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 48.

    High: 48 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 34.

    Low: 34 °F

    Mostly Cloudy

Detailed Forecast

Tonight
A chance of snow showers. Partly cloudy, with a low around 25. West northwest wind 13 to 16 mph, with gusts as high as 29 mph. Chance of precipitation is 50%.
Veterans Day
A chance of snow after 1pm. Increasing clouds, with a high near 39. West wind around 16 mph, with gusts as high as 25 mph. Chance of precipitation is 50%.
Tuesday Night
A chance of snow before 4am, then a chance of rain and snow. Cloudy, with a low around 31. Southwest wind 14 to 17 mph, with gusts as high as 28 mph. Chance of precipitation is 50%.
Wednesday
A chance of rain. Mostly cloudy, with a high near 44. Breezy, with a west wind 14 to 18 mph, with gusts as high as 28 mph. Chance of precipitation is 40%.
Wednesday Night
Partly cloudy, with a low around 32. West wind 11 to 15 mph, with gusts as high as 24 mph.
Thursday
Sunny, with a high near 47.
Thursday Night
Partly cloudy, with a low around 34.
Friday
Mostly sunny, with a high near 48.
Friday Night
Mostly cloudy, with a low around 34.
Saturday
Mostly cloudy, with a high near 49.
Saturday Night
A chance of rain. Cloudy, with a low around 42.
Sunday
A chance of rain. Mostly cloudy, with a high near 56.
Sunday Night
A chance of rain. Mostly cloudy, with a low around 37.
Monday
A chance of rain. Partly sunny, with a high near 46.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles N Fort Gratiot MI
 43.12°N 82.5°W (Elev. 600 ft)
Last Update:
4:13 pm EST Nov 10, 2025
Forecast Valid:
8pm EST Nov 10, 2025-6pm EST Nov 17, 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