Current conditions at

St Clair County International Airport (KPHN)

Lat: 42.91°NLon: 82.53°WElev: 636ft.

Fog/Mist

21°F

-6°C

Humidity 86%
Wind Speed S 6 mph
Barometer 29.65 in
Dewpoint 18°F (-8°C)
Visibility 2.50 mi
Wind Chill13°F (-11°C)
Last update 6 Feb 4:35 am EST
Extended Forecast for

2 Miles S Fort Gratiot MI

Cold Weather Advisory February 6, 08:00pm until February 7, 12:00pm
Click here for hazard details and duration
Cold Weather Advisory
  • Overnight

    Overnight: Snow, possibly mixed with freezing rain.  Low around 18. South wind around 8 mph.  Chance of precipitation is 80%. Little or no ice accumulation expected.  Total nighttime snow accumulation of less than one inch possible.

    Low: 18 °F

    Wintry Mix

  • Friday

    Friday: Snow, possibly mixed with freezing rain before noon, then a chance of snow after 2pm.  High near 33. South southwest wind 7 to 16 mph becoming northwest in the afternoon. Winds could gust as high as 29 mph.  Chance of precipitation is 90%. Little or no ice accumulation expected.  New snow accumulation of less than one inch possible.

    High: 33 °F

    Wintry Mix
    then Chance
    Snow

  • Friday Night

    Friday Night: Mostly cloudy, then gradually becoming mostly clear, with a low around 0. Wind chill values as low as -20. Blustery, with a north northwest wind 17 to 21 mph, with gusts as high as 39 mph.

    Low: 0 °F

    Decreasing
    Clouds and
    Blustery

  • Saturday

    Saturday: Sunny, with a high near 12. Wind chill values as low as -19. Northwest wind 11 to 16 mph, with gusts as high as 29 mph.

    High: 12 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 0. Northwest wind around 6 mph becoming west southwest after midnight.

    Low: 0 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly cloudy, with a high near 20.

    High: 20 °F

    Mostly Cloudy

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 7.

    Low: 7 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly cloudy, with a high near 24.

    High: 24 °F

    Mostly Cloudy

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 15.

    Low: 15 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Snow, possibly mixed with freezing rain. Low around 18. South wind around 8 mph. Chance of precipitation is 80%. Little or no ice accumulation expected. Total nighttime snow accumulation of less than one inch possible.
Friday
Snow, possibly mixed with freezing rain before noon, then a chance of snow after 2pm. High near 33. South southwest wind 7 to 16 mph becoming northwest in the afternoon. Winds could gust as high as 29 mph. Chance of precipitation is 90%. Little or no ice accumulation expected. New snow accumulation of less than one inch possible.
Friday Night
Mostly cloudy, then gradually becoming mostly clear, with a low around 0. Wind chill values as low as -20. Blustery, with a north northwest wind 17 to 21 mph, with gusts as high as 39 mph.
Saturday
Sunny, with a high near 12. Wind chill values as low as -19. Northwest wind 11 to 16 mph, with gusts as high as 29 mph.
Saturday Night
Partly cloudy, with a low around 0. Northwest wind around 6 mph becoming west southwest after midnight.
Sunday
Mostly cloudy, with a high near 20.
Sunday Night
Mostly cloudy, with a low around 7.
Monday
Mostly cloudy, with a high near 24.
Monday Night
Mostly cloudy, with a low around 15.
Tuesday
Partly sunny, with a high near 33.
Tuesday Night
A chance of snow. Mostly cloudy, with a low around 23.
Wednesday
A chance of snow. Cloudy, with a high near 32.
Wednesday Night
Mostly cloudy, with a low around 16.
Thursday
Mostly cloudy, with a high near 27.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles S Fort Gratiot MI
 43.04°N 82.48°W (Elev. 620 ft)
3:35 am EST Feb 6, 2026
4am EST Feb 6, 2026-6pm EST Feb 12, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database