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Current conditions at

St Clair County International Airport (KPHN)

Lat: 42.91°NLon: 82.53°WElev: 636ft.

Fair

27°F

-3°C

Humidity 86%
Wind Speed S 3 mph
Barometer 29.95 in
Dewpoint 23°F (-5°C)
Visibility 10.00 mi
Last update 13 Jan 2:35 am EST
Extended Forecast for

Allenton MI

  • Overnight

    Overnight: Mostly cloudy, with a low around 28. South southwest wind around 6 mph.

    Low: 28 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A slight chance of rain showers, snow showers, and freezing rain before 11am, then a slight chance of rain and snow showers between 11am and noon, then a chance of rain showers after noon. Mostly cloudy, with a high near 41. South wind 9 to 17 mph, with gusts as high as 31 mph. Chance of precipitation is 30%.

    High: 41 °F

    Slight Chance
    Wintry Mix
    then Chance
    Showers

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 26. West southwest wind 7 to 11 mph, with gusts as high as 23 mph.

    Low: 26 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Snow likely, mainly after 1pm. Mostly cloudy, with a high near 36. Northwest wind 7 to 14 mph, with gusts as high as 25 mph. Chance of precipitation is 70%. New snow accumulation of less than one inch possible.

    High: 36 °F

    Snow Likely

  • Wednesday Night

    Wednesday Night: Snow likely, mainly before 1am. Mostly cloudy, with a low around 9. North northwest wind around 14 mph, with gusts as high as 24 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    Low: 9 °F

    Snow Likely

  • Thursday

    Thursday: A chance of snow before 1pm. Partly sunny, with a high near 19. Chance of precipitation is 30%.

    High: 19 °F

    Chance Snow

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 11.

    Low: 11 °F

    Partly Cloudy

  • Friday

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

    High: 27 °F

    Chance Snow

  • Friday Night

    Friday Night: A chance of snow. Mostly cloudy, with a low around 20.

    Low: 20 °F

    Chance Snow

Detailed Forecast

Overnight
Mostly cloudy, with a low around 28. South southwest wind around 6 mph.
Tuesday
A slight chance of rain showers, snow showers, and freezing rain before 11am, then a slight chance of rain and snow showers between 11am and noon, then a chance of rain showers after noon. Mostly cloudy, with a high near 41. South wind 9 to 17 mph, with gusts as high as 31 mph. Chance of precipitation is 30%.
Tuesday Night
Mostly cloudy, with a low around 26. West southwest wind 7 to 11 mph, with gusts as high as 23 mph.
Wednesday
Snow likely, mainly after 1pm. Mostly cloudy, with a high near 36. Northwest wind 7 to 14 mph, with gusts as high as 25 mph. Chance of precipitation is 70%. New snow accumulation of less than one inch possible.
Wednesday Night
Snow likely, mainly before 1am. Mostly cloudy, with a low around 9. North northwest wind around 14 mph, with gusts as high as 24 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Thursday
A chance of snow before 1pm. Partly sunny, with a high near 19. Chance of precipitation is 30%.
Thursday Night
Partly cloudy, with a low around 11.
Friday
A chance of snow. Mostly cloudy, with a high near 27.
Friday Night
A chance of snow. Mostly cloudy, with a low around 20.
Saturday
A chance of snow. Mostly cloudy, with a high near 29.
Saturday Night
A chance of snow. Mostly cloudy, with a low around 10.
Sunday
A chance of snow. Mostly cloudy, with a high near 20.
Sunday Night
Mostly cloudy, with a low around 7.
M.L.King Day
A chance of snow. Partly sunny, with a high near 18.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Allenton MI
 42.91°N 82.88°W (Elev. 801 ft)
Last Update:
9:25 pm EST Jan 12, 2026
Forecast Valid:
2am EST Jan 13, 2026-6pm EST Jan 19, 2026
 
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