National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

St Clair County International Airport (KPHN)

Lat: 42.91°NLon: 82.53°WElev: 636ft.

Fair

36°F

2°C

Humidity 93%
Wind Speed Calm
Barometer 30.02 in
Dewpoint 34°F (1°C)
Visibility 10.00 mi
Last update 15 May 6:55 am EDT
Extended Forecast for

Allenton MI

  • Today

    Today: Partly sunny, with a high near 69. Light southwest wind becoming south southwest 5 to 10 mph in the morning. Winds could gust as high as 18 mph.

    High: 69 °F

    Partly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 50. South southwest wind around 8 mph.

    Low: 50 °F

    Partly Cloudy

  • Saturday

    Saturday: Showers likely, mainly before 10am. Mostly cloudy, with a high near 78. South wind 9 to 11 mph, with gusts as high as 22 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    High: 78 °F

    Showers
    Likely

  • Saturday Night

    Saturday Night: Increasing clouds, with a low around 53. West southwest wind 3 to 6 mph.

    Low: 53 °F

    Increasing
    Clouds

  • Sunday

    Sunday: Partly sunny, with a high near 77. Light and variable wind becoming southeast 5 to 9 mph in the morning.

    High: 77 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 60.

    Low: 60 °F

    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 88.

    High: 88 °F

    Sunny

  • Monday Night

    Monday Night: A chance of showers and thunderstorms after 2am. Partly cloudy, with a low around 66.

    Low: 66 °F

    Partly Cloudy
    then Chance
    T-storms

  • Tuesday

    Tuesday: A chance of showers and thunderstorms before 8am, then a chance of showers between 8am and 2pm, then showers likely and possibly a thunderstorm after 2pm. Partly sunny, with a high near 86.

    High: 86 °F

    Chance
    T-storms then
    Showers
    Likely

Detailed Forecast

Today
Partly sunny, with a high near 69. Light southwest wind becoming south southwest 5 to 10 mph in the morning. Winds could gust as high as 18 mph.
Tonight
Partly cloudy, with a low around 50. South southwest wind around 8 mph.
Saturday
Showers likely, mainly before 10am. Mostly cloudy, with a high near 78. South wind 9 to 11 mph, with gusts as high as 22 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Saturday Night
Increasing clouds, with a low around 53. West southwest wind 3 to 6 mph.
Sunday
Partly sunny, with a high near 77. Light and variable wind becoming southeast 5 to 9 mph in the morning.
Sunday Night
Partly cloudy, with a low around 60.
Monday
Sunny, with a high near 88.
Monday Night
A chance of showers and thunderstorms after 2am. Partly cloudy, with a low around 66.
Tuesday
A chance of showers and thunderstorms before 8am, then a chance of showers between 8am and 2pm, then showers likely and possibly a thunderstorm after 2pm. Partly sunny, with a high near 86.
Tuesday Night
Showers likely and possibly a thunderstorm before 8pm, then a chance of showers. Mostly cloudy, with a low around 59.
Wednesday
Partly sunny, with a high near 70.
Wednesday Night
Partly cloudy, with a low around 45.
Thursday
Mostly sunny, with a high near 64.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Allenton MI
 42.91°N 82.88°W (Elev. 801 ft)
Last Update:
4:24 am EDT May 15, 2026
Forecast Valid:
7am EDT May 15, 2026-6pm EDT May 21, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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