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Hazardous Weather Conditions

Current conditions at

St Clair County International Airport (KPHN)

Lat: 42.91°NLon: 82.53°WElev: 636ft.

Fair

0°F

-18°C

Humidity 78%
Wind Speed Calm
Barometer 30.26 in
Dewpoint -6°F (-21°C)
Visibility 10.00 mi
Last update 1 Feb 3:15 am EST
Extended Forecast for

3 Miles SE Fort Gratiot MI

  • Overnight

    Overnight: Mostly cloudy, with a low around 9. North northwest wind around 6 mph.

    Low: 9 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 23. Wind chill values as low as -1. Northwest wind around 6 mph.

    High: 23 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 4. Wind chill values as low as -7. South southwest wind 3 to 6 mph.

    Low: 4 °F

    Partly Cloudy

  • Monday

    Monday: Mostly cloudy, with a high near 22. Wind chill values as low as -7. South southwest wind 6 to 10 mph.

    High: 22 °F

    Mostly Cloudy

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 12. West wind around 7 mph.

    Low: 12 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 23.

    High: 23 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 5.

    Low: 5 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 21.

    High: 21 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 7.

    Low: 7 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Mostly cloudy, with a low around 9. North northwest wind around 6 mph.
Sunday
Mostly sunny, with a high near 23. Wind chill values as low as -1. Northwest wind around 6 mph.
Sunday Night
Partly cloudy, with a low around 4. Wind chill values as low as -7. South southwest wind 3 to 6 mph.
Monday
Mostly cloudy, with a high near 22. Wind chill values as low as -7. South southwest wind 6 to 10 mph.
Monday Night
Mostly cloudy, with a low around 12. West wind around 7 mph.
Tuesday
Partly sunny, with a high near 23.
Tuesday Night
Partly cloudy, with a low around 5.
Wednesday
Partly sunny, with a high near 21.
Wednesday Night
Mostly cloudy, with a low around 7.
Thursday
Partly sunny, with a high near 24.
Thursday Night
Snow likely. Mostly cloudy, with a low around 18.
Friday
Snow likely. Mostly cloudy, with a high near 30.
Friday Night
Mostly cloudy, with a low around 1.
Saturday
Partly sunny and cold, with a high near 9.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SE Fort Gratiot MI
 43.03°N 82.45°W (Elev. 597 ft)
3:24 am EST Feb 1, 2026
3am EST Feb 1, 2026-6pm EST Feb 7, 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