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

79°F

26°C

Humidity 48%
Wind Speed Calm
Barometer 30.17 in
Dewpoint 57°F (14°C)
Visibility 10.00 mi
Heat Index80°F (27°C)
Last update 15 Aug 1:56 pm EDT
Extended Forecast for

3 Miles SE Allenton MI

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 82. South southeast wind 5 to 7 mph.

    High: 82 °F

    Mostly Sunny

  • Tonight

    Tonight: Isolated showers before 2am, then isolated showers after 5am. Mostly cloudy, with a low around 66. East southeast wind 5 to 8 mph. Chance of precipitation is 20%.

    Low: 66 °F

    Isolated
    Showers

  • Sunday

    Sunday: Isolated showers before 8am, then showers likely after 2pm. Mostly cloudy, with a high near 84. Light and variable wind becoming west southwest 5 to 7 mph in the morning. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    High: 84 °F

    Mostly Cloudy
    then Showers
    Likely

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 63. North northwest wind around 6 mph.

    Low: 63 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 80. North northwest wind around 8 mph.

    High: 80 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 57.

    Low: 57 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 83.

    High: 83 °F

    Sunny

  • Tuesday Night

    Tuesday Night: A chance of showers after 2am. Mostly cloudy, with a low around 63.

    Low: 63 °F

    Mostly Cloudy
    then Chance
    Showers

  • Wednesday

    Wednesday: Showers likely, with thunderstorms also possible after 2pm. Partly sunny, with a high near 79.

    High: 79 °F

    Showers
    Likely

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 82. South southeast wind 5 to 7 mph.
Tonight
Isolated showers before 2am, then isolated showers after 5am. Mostly cloudy, with a low around 66. East southeast wind 5 to 8 mph. Chance of precipitation is 20%.
Sunday
Isolated showers before 8am, then showers likely after 2pm. Mostly cloudy, with a high near 84. Light and variable wind becoming west southwest 5 to 7 mph in the morning. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Sunday Night
Partly cloudy, with a low around 63. North northwest wind around 6 mph.
Monday
Mostly sunny, with a high near 80. North northwest wind around 8 mph.
Monday Night
Mostly clear, with a low around 57.
Tuesday
Sunny, with a high near 83.
Tuesday Night
A chance of showers after 2am. Mostly cloudy, with a low around 63.
Wednesday
Showers likely, with thunderstorms also possible after 2pm. Partly sunny, with a high near 79.
Wednesday Night
A chance of thunderstorms before 8pm. Mostly cloudy, with a low around 57.
Thursday
Mostly sunny, with a high near 76.
Thursday Night
Partly cloudy, with a low around 53.
Friday
Mostly sunny, with a high near 76.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SE Allenton MI
 42.89°N 82.83°W (Elev. 778 ft)
Last Update:
10:13 am EDT Aug 15, 2026
Forecast Valid:
1pm EDT Aug 15, 2026-6pm EDT Aug 21, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

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