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.

Mostly Cloudy

25°F

-4°C

Humidity 46%
Wind Speed SE 3 mph
Barometer 30.39 in
Dewpoint 7°F (-14°C)
Visibility 10.00 mi
Last update 8 Dec 11:15 am EST
Extended Forecast for

2 Miles S Fort Gratiot MI

  • Today

    Today: Partly sunny, with a high near 26. Southeast wind around 6 mph.

    High: 26 °F

    Partly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 14. South wind 3 to 8 mph.

    Low: 14 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Snow, mainly between 7am and 1pm. High near 34. South southwest wind 10 to 16 mph, with gusts as high as 26 mph. Chance of precipitation is 90%. New snow accumulation of around an inch possible.

    High: 34 °F

    Snow

  • Tuesday Night

    Tuesday Night: Snow before 4am, then rain. Low around 29. South wind around 10 mph, with gusts as high as 21 mph. Chance of precipitation is 100%. New snow accumulation of around 2 inches.

    Low: 29 °F

    Snow Likely
    then
    Rain/Snow

  • Wednesday

    Wednesday: Rain before 1pm, then rain and snow likely between 1pm and 4pm, then snow likely after 4pm. High near 38. South southwest wind 11 to 15 mph becoming north northwest in the afternoon. Winds could gust as high as 25 mph. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.

    High: 38 °F

    Rain then
    Rain/Snow

  • Wednesday Night

    Wednesday Night: A chance of snow before 1am. Mostly cloudy, with a low around 19. Chance of precipitation is 30%.

    Low: 19 °F

    Chance Snow

  • Thursday

    Thursday: Partly sunny, with a high near 28.

    High: 28 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 17.

    Low: 17 °F

    Mostly Cloudy

  • Friday

    Friday: A chance of snow after 1pm. Mostly cloudy, with a high near 27.

    High: 27 °F

    Mostly Cloudy
    then Chance
    Snow

Detailed Forecast

Today
Partly sunny, with a high near 26. Southeast wind around 6 mph.
Tonight
Mostly cloudy, with a low around 14. South wind 3 to 8 mph.
Tuesday
Snow, mainly between 7am and 1pm. High near 34. South southwest wind 10 to 16 mph, with gusts as high as 26 mph. Chance of precipitation is 90%. New snow accumulation of around an inch possible.
Tuesday Night
Snow before 4am, then rain. Low around 29. South wind around 10 mph, with gusts as high as 21 mph. Chance of precipitation is 100%. New snow accumulation of around 2 inches.
Wednesday
Rain before 1pm, then rain and snow likely between 1pm and 4pm, then snow likely after 4pm. High near 38. South southwest wind 11 to 15 mph becoming north northwest in the afternoon. Winds could gust as high as 25 mph. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.
Wednesday Night
A chance of snow before 1am. Mostly cloudy, with a low around 19. Chance of precipitation is 30%.
Thursday
Partly sunny, with a high near 28.
Thursday Night
Mostly cloudy, with a low around 17.
Friday
A chance of snow after 1pm. Mostly cloudy, with a high near 27.
Friday Night
Snow likely, mainly before 1am. Mostly cloudy, with a low around 12.
Saturday
A chance of snow. Partly sunny, with a high near 22.
Saturday Night
A chance of snow. Mostly cloudy, with a low around 12.
Sunday
Partly sunny, with a high near 22.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles S Fort Gratiot MI
 43.04°N 82.48°W (Elev. 620 ft)
Last Update:
4:13 am EST Dec 8, 2025
Forecast Valid:
11am EST Dec 8, 2025-6pm EST Dec 14, 2025
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation