Current conditions at

St Clair County International Airport (KPHN)

Lat: 42.91°NLon: 82.53°WElev: 636ft.

Fair

36°F

2°C

Humidity 100%
Wind Speed Calm
Barometer 30.35 in
Dewpoint 36°F (2°C)
Visibility 10.00 mi
Last update 10 Oct 4:55 am EDT
Extended Forecast for

Columbus MI

Frost Advisory until October 10, 09:00am
Click here for hazard details and duration
Frost Advisory
  •  
    Frost Advisory until October 10, 09:00am

    NOW until 9:00am Fri

    Frost Advisory

  • Overnight

    Low: 37 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 66. Light south southeast wind becoming south southwest 9 to 14 mph in the morning. Winds could gust as high as 18 mph.

    High: 66 °F

    Mostly Sunny

  • Friday Night

    Friday Night: A chance of showers before 2am.  Cloudy, then gradually becoming partly cloudy, with a low around 45. South wind around 7 mph becoming west after midnight.  Chance of precipitation is 30%.

    Low: 45 °F

    Chance
    Showers

  • Saturday

    Saturday: Mostly sunny, with a high near 64. West northwest wind 6 to 8 mph becoming north in the afternoon.

    High: 64 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 45. Northeast wind around 5 mph becoming calm  in the evening.

    Low: 45 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 68.

    High: 68 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 48.

    Low: 48 °F

    Partly Cloudy

  • Columbus Day

    Columbus Day: Mostly sunny, with a high near 69.

    High: 69 °F

    Mostly Sunny

Detailed Forecast

Overnight
Partly cloudy, with a low around 37. Light east wind.
Friday
Mostly sunny, with a high near 66. Light south southeast wind becoming south southwest 9 to 14 mph in the morning. Winds could gust as high as 18 mph.
Friday Night
A chance of showers before 2am. Cloudy, then gradually becoming partly cloudy, with a low around 45. South wind around 7 mph becoming west after midnight. Chance of precipitation is 30%.
Saturday
Mostly sunny, with a high near 64. West northwest wind 6 to 8 mph becoming north in the afternoon.
Saturday Night
Partly cloudy, with a low around 45. Northeast wind around 5 mph becoming calm in the evening.
Sunday
Mostly sunny, with a high near 68.
Sunday Night
Partly cloudy, with a low around 48.
Columbus Day
Mostly sunny, with a high near 69.
Monday Night
Partly cloudy, with a low around 48.
Tuesday
Mostly sunny, with a high near 68.
Tuesday Night
Partly cloudy, with a low around 45.
Wednesday
Partly sunny, with a high near 62.
Wednesday Night
Partly cloudy, with a low around 41.
Thursday
Mostly sunny, with a high near 61.
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ABOUT THIS FORECAST

 
Point Forecast:
Columbus MI
 42.83°N 82.68°W (Elev. 650 ft)
4:24 am EDT Oct 10, 2025
5am EDT Oct 10, 2025-6pm EDT Oct 16, 2025
 
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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