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.

Overcast

12°F

-11°C

Humidity 73%
Wind Speed W 3 mph
Barometer 30.11 in
Dewpoint 5°F (-15°C)
Visibility 10.00 mi
Last update 24 Feb 6:15 am EST
Extended Forecast for

2 Miles S Fort Gratiot MI

  • Today

    Today: Partly sunny, with a high near 31. West northwest wind 5 to 14 mph becoming south in the afternoon. Winds could gust as high as 23 mph.

    High: 31 °F

    Partly Sunny

  • Tonight

    Tonight: Snow showers before midnight, then a chance of snow showers after 1am. Low around 26. South wind 9 to 14 mph becoming west southwest after midnight. Winds could gust as high as 25 mph. Chance of precipitation is 80%. New snow accumulation of around an inch possible.

    Low: 26 °F

    Snow Showers
    then Chance
    Snow Showers

  • Wednesday

    Wednesday: A chance of snow showers before 1pm. Mostly cloudy, with a high near 32. West wind 10 to 14 mph, with gusts as high as 23 mph. Chance of precipitation is 30%.

    High: 32 °F

    Chance Snow
    Showers

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 15. West wind 3 to 8 mph.

    Low: 15 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 29. Light and variable wind becoming southwest around 6 mph in the morning.

    High: 29 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 18.

    Low: 18 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 40.

    High: 40 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 32.

    Low: 32 °F

    Partly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 40.

    High: 40 °F

    Partly Sunny

Detailed Forecast

Today
Partly sunny, with a high near 31. West northwest wind 5 to 14 mph becoming south in the afternoon. Winds could gust as high as 23 mph.
Tonight
Snow showers before midnight, then a chance of snow showers after 1am. Low around 26. South wind 9 to 14 mph becoming west southwest after midnight. Winds could gust as high as 25 mph. Chance of precipitation is 80%. New snow accumulation of around an inch possible.
Wednesday
A chance of snow showers before 1pm. Mostly cloudy, with a high near 32. West wind 10 to 14 mph, with gusts as high as 23 mph. Chance of precipitation is 30%.
Wednesday Night
Partly cloudy, with a low around 15. West wind 3 to 8 mph.
Thursday
Mostly sunny, with a high near 29. Light and variable wind becoming southwest around 6 mph in the morning.
Thursday Night
Mostly clear, with a low around 18.
Friday
Sunny, with a high near 40.
Friday Night
Partly cloudy, with a low around 32.
Saturday
Partly sunny, with a high near 40.
Saturday Night
A chance of snow before 1am. Mostly cloudy, with a low around 15.
Sunday
Partly sunny, with a high near 23.
Sunday Night
Mostly cloudy, with a low around 12.
Monday
A chance of snow. Mostly sunny, with a high near 25.
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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 Feb 24, 2026
Forecast Valid:
6am EST Feb 24, 2026-6pm EST Mar 2, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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