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

Hazardous Weather Conditions

Current conditions at

St Clair County International Airport (KPHN)

Lat: 42.91°NLon: 82.53°WElev: 636ft.

Light Rain Fog/Mist

39°F

4°C

Humidity 87%
Wind Speed N 7 mph
Barometer 29.89 in
Dewpoint 36°F (2°C)
Visibility 6.00 mi
Wind Chill34°F (1°C)
Last update 13 Nov 11:35 am EST
Extended Forecast for

3 Miles N Fort Gratiot MI

  • Today

    Today: Showers. High near 40. North northwest wind 6 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    High: 40 °F

    Showers

  • Tonight

    Tonight: Rain likely, possibly mixed with snow showers, becoming all rain after 3am. Mostly cloudy, with a low around 33. Northwest wind 15 to 17 mph, with gusts as high as 26 mph. Chance of precipitation is 60%. Little or no snow accumulation expected.

    Low: 33 °F

    Rain/Snow
    Likely

  • Saturday

    Saturday: A chance of rain between 1pm and 2pm. Mostly cloudy, with a high near 44. Breezy, with a northwest wind around 18 mph, with gusts as high as 28 mph. Chance of precipitation is 50%.

    High: 44 °F

    Chance Rain
    and Breezy

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 34. Northwest wind 13 to 15 mph, with gusts as high as 22 mph.

    Low: 34 °F

    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 45. Northwest wind 9 to 13 mph, with gusts as high as 20 mph.

    High: 45 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 31.

    Low: 31 °F

    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 47.

    High: 47 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 30.

    Low: 30 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 50.

    High: 50 °F

    Sunny

Detailed Forecast

Today
Showers. High near 40. North northwest wind 6 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Tonight
Rain likely, possibly mixed with snow showers, becoming all rain after 3am. Mostly cloudy, with a low around 33. Northwest wind 15 to 17 mph, with gusts as high as 26 mph. Chance of precipitation is 60%. Little or no snow accumulation expected.
Saturday
A chance of rain between 1pm and 2pm. Mostly cloudy, with a high near 44. Breezy, with a northwest wind around 18 mph, with gusts as high as 28 mph. Chance of precipitation is 50%.
Saturday Night
Mostly cloudy, with a low around 34. Northwest wind 13 to 15 mph, with gusts as high as 22 mph.
Sunday
Partly sunny, with a high near 45. Northwest wind 9 to 13 mph, with gusts as high as 20 mph.
Sunday Night
Partly cloudy, with a low around 31.
Monday
Sunny, with a high near 47.
Monday Night
Mostly clear, with a low around 30.
Tuesday
Sunny, with a high near 50.
Tuesday Night
Mostly clear, with a low around 31.
Wednesday
Sunny, with a high near 52.
Wednesday Night
Partly cloudy, with a low around 33.
Thursday
Partly sunny, with a high near 53.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles N Fort Gratiot MI
 43.1°N 82.5°W (Elev. 614 ft)
Last Update:
9:49 am EST Nov 13, 2026
Forecast Valid:
11am EST Nov 13, 2026-6pm EST Nov 19, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation