Current conditions at

St Clair County International Airport (KPHN)

Lat: 42.91°NLon: 82.53°WElev: 636ft.

Light Snow

19°F

-7°C

Humidity 73%
Wind Speed W 9 G 21 mph
Barometer 29.60 in
Dewpoint 12°F (-11°C)
Visibility 1.00 mi
Wind Chill8°F (-13°C)
Last update 17 Mar 12:15 am EDT
Extended Forecast for

2 Miles S Fort Gratiot MI

Wind Advisory March 17, 12:36am until March 17, 04:00am
Click here for hazard details and duration
Wind Advisory
  •  
    Wind Advisory March 17, 12:36am until March 17, 04:00am

    NOW until 4:00am Tue

    Wind Advisory

  • Overnight

    Low: 15 °F

    Isolated Snow
    Showers and
    Blustery

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 26. Wind chill values as low as -1. West northwest wind 13 to 15 mph, with gusts as high as 30 mph.

    High: 26 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 17. West wind around 7 mph.

    Low: 17 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 35. South wind 7 to 15 mph, with gusts as high as 24 mph.

    High: 35 °F

    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 30. South wind 7 to 9 mph.

    Low: 30 °F

    Mostly Cloudy

  • Thursday

    Thursday: A chance of rain between 8am and 2pm.  Partly sunny, with a high near 45. Chance of precipitation is 30%.

    High: 45 °F

    Chance Rain

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 33.

    Low: 33 °F

    Mostly Cloudy

  • Friday

    Friday: A chance of rain.  Mostly cloudy, with a high near 45.

    High: 45 °F

    Chance Rain

Detailed Forecast

Overnight
Isolated snow showers. Mostly cloudy, with a low around 15. Wind chill values as low as -2. Blustery, with a west northwest wind 20 to 22 mph, with gusts as high as 40 mph. Chance of precipitation is 20%.
Tuesday
Mostly cloudy, with a high near 26. Wind chill values as low as -1. West northwest wind 13 to 15 mph, with gusts as high as 30 mph.
Tuesday Night
Mostly cloudy, with a low around 17. West wind around 7 mph.
Wednesday
Mostly cloudy, with a high near 35. South wind 7 to 15 mph, with gusts as high as 24 mph.
Wednesday Night
Mostly cloudy, with a low around 30. South wind 7 to 9 mph.
Thursday
A chance of rain between 8am and 2pm. Partly sunny, with a high near 45. Chance of precipitation is 30%.
Thursday Night
Mostly cloudy, with a low around 33.
Friday
A chance of rain. Mostly cloudy, with a high near 45.
Friday Night
A chance of rain before 2am. Mostly cloudy, with a low around 32.
Saturday
Mostly cloudy, with a high near 45.
Saturday Night
Mostly cloudy, with a low around 32.
Sunday
Mostly cloudy, with a high near 44.
Sunday Night
Mostly cloudy, with a low around 26.
Monday
Mostly sunny, with a high near 36.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles S Fort Gratiot MI
 43.04°N 82.48°W (Elev. 620 ft)
11:49 pm EDT Mar 16, 2026
12am EDT Mar 17, 2026-6pm EDT Mar 23, 2026
 
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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