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

St Clair County International Airport (KPHN)

Lat: 42.91°NLon: 82.53°WElev: 636ft.

N/A

Humidity NA
Wind Speed NA
Barometer NA
Dewpoint N/A
Visibility NA
Last update *** Not a current observation ***
Extended Forecast for

3 Miles SE Fort Gratiot MI

  • This Afternoon

    This Afternoon: Sunny, with a high near 58. West northwest wind 9 to 11 mph, with gusts as high as 18 mph.

    High: 58 °F

    Sunny

  • Tonight

    Tonight: Increasing clouds, with a low around 37. Northwest wind 3 to 7 mph.

    Low: 37 °F

    Increasing
    Clouds

  • Veterans Day

    Veterans Day: A chance of rain between 3pm and 5pm. Mostly cloudy, with a high near 50. Light and variable wind becoming southeast around 5 mph in the afternoon. Chance of precipitation is 40%.

    High: 50 °F

    Mostly Cloudy
    then Chance
    Rain

  • Wednesday Night

    Wednesday Night: A chance of rain after 7pm. Mostly cloudy, with a low around 39. Northeast wind 5 to 10 mph. Chance of precipitation is 50%.

    Low: 39 °F

    Chance Rain

  • Thursday

    Thursday: Rain. High near 45. Breezy, with a north northeast wind 14 to 20 mph, with gusts as high as 29 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    High: 45 °F

    Rain and
    Breezy

  • Thursday Night

    Thursday Night: Rain. Low around 33. Breezy. Chance of precipitation is 90%.

    Low: 33 °F

    Rain and
    Breezy

  • Friday

    Friday: Rain. High near 41. Chance of precipitation is 90%.

    High: 41 °F

    Rain

  • Friday Night

    Friday Night: Rain likely before 1am, then a chance of rain and snow. Mostly cloudy, with a low around 32.

    Low: 32 °F

    Rain Likely
    then
    Rain/Snow
    Likely

  • Saturday

    Saturday: A chance of rain and snow before 10am, then a chance of rain between 10am and 1pm. Partly sunny, with a high near 43.

    High: 43 °F

    Chance
    Rain/Snow
    then Chance
    Rain

Detailed Forecast

This Afternoon
Sunny, with a high near 58. West northwest wind 9 to 11 mph, with gusts as high as 18 mph.
Tonight
Increasing clouds, with a low around 37. Northwest wind 3 to 7 mph.
Veterans Day
A chance of rain between 3pm and 5pm. Mostly cloudy, with a high near 50. Light and variable wind becoming southeast around 5 mph in the afternoon. Chance of precipitation is 40%.
Wednesday Night
A chance of rain after 7pm. Mostly cloudy, with a low around 39. Northeast wind 5 to 10 mph. Chance of precipitation is 50%.
Thursday
Rain. High near 45. Breezy, with a north northeast wind 14 to 20 mph, with gusts as high as 29 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Thursday Night
Rain. Low around 33. Breezy. Chance of precipitation is 90%.
Friday
Rain. High near 41. Chance of precipitation is 90%.
Friday Night
Rain likely before 1am, then a chance of rain and snow. Mostly cloudy, with a low around 32.
Saturday
A chance of rain and snow before 10am, then a chance of rain between 10am and 1pm. Partly sunny, with a high near 43.
Saturday Night
Mostly cloudy, with a low around 32.
Sunday
Partly sunny, with a high near 45.
Sunday Night
Mostly cloudy, with a low around 34.
Monday
Partly sunny, with a high near 47.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SE Fort Gratiot MI
 43.03°N 82.45°W (Elev. 597 ft)
Last Update:
4:35 am EST Nov 10, 2026
Forecast Valid:
12pm EST Nov 10, 2026-6pm EST Nov 16, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation