Current conditions at

St Clair County International Airport (KPHN)

Lat: 42.91°NLon: 82.53°WElev: 636ft.

Fair

75°F

24°C

Humidity 31%
Wind Speed Calm
Barometer 30.06 in
Dewpoint 43°F (6°C)
Visibility 10.00 mi
Last update 11 Sep 2:55 pm EDT
Extended Forecast for

2 Miles SSE Fort Gratiot MI

  • This Afternoon

    This Afternoon: Sunny, with a high near 73. East northeast wind around 5 mph.

    High: 73 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 57. East wind around 5 mph becoming south southeast after midnight.

    Low: 57 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 82. South southwest wind 6 to 11 mph, with gusts as high as 20 mph.

    High: 82 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 64. South wind around 6 mph becoming west after midnight.

    Low: 64 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 76. North northwest wind 5 to 8 mph.

    High: 76 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 55.

    Low: 55 °F

    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 68.

    High: 68 °F

    Sunny

  • Monday Night

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

    Low: 57 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A chance of showers.  Mostly cloudy, with a high near 78.

    High: 78 °F

    Chance
    Showers

Detailed Forecast

This Afternoon
Sunny, with a high near 73. East northeast wind around 5 mph.
Tonight
Mostly clear, with a low around 57. East wind around 5 mph becoming south southeast after midnight.
Saturday
Mostly sunny, with a high near 82. South southwest wind 6 to 11 mph, with gusts as high as 20 mph.
Saturday Night
Partly cloudy, with a low around 64. South wind around 6 mph becoming west after midnight.
Sunday
Mostly sunny, with a high near 76. North northwest wind 5 to 8 mph.
Sunday Night
Partly cloudy, with a low around 55.
Monday
Sunny, with a high near 68.
Monday Night
Mostly cloudy, with a low around 57.
Tuesday
A chance of showers. Mostly cloudy, with a high near 78.
Tuesday Night
Showers likely. Mostly cloudy, with a low around 63.
Wednesday
A chance of showers. Mostly cloudy, with a high near 71.
Wednesday Night
A chance of showers. Mostly cloudy, with a low around 60.
Thursday
A chance of showers. Partly sunny, with a high near 71.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SSE Fort Gratiot MI
 43.04°N 82.48°W (Elev. 620 ft)
2:24 pm EDT Sep 11, 2026
3pm EDT Sep 11, 2026-6pm EDT Sep 17, 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