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.

Overcast and Breezy

34°F

1°C

Humidity 60%
Wind Speed W 21 G 30 mph
Barometer 29.78 in
Dewpoint 21°F (-6°C)
Visibility 10.00 mi
Wind Chill22°F (-6°C)
Last update 14 Mar 12:55 am EDT
Extended Forecast for

2 Miles S Fort Gratiot MI

  • Overnight

    Overnight: Scattered snow showers, mainly before 2am. Mostly cloudy, with a low around 25. Breezy, with a west northwest wind 20 to 23 mph, with gusts as high as 38 mph. Chance of precipitation is 30%.

    Low: 25 °F

    Scattered
    Snow Showers
    and Breezy

  • Saturday

    Saturday: Mostly sunny, with a high near 36. Northwest wind 7 to 11 mph, with gusts as high as 22 mph.

    High: 36 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Snow likely after 2am. Mostly cloudy, with a low around 28. East wind 3 to 8 mph. Chance of precipitation is 70%. New snow accumulation of around an inch possible.

    Low: 28 °F

    Mostly Cloudy
    then Snow
    Likely

  • Sunday

    Sunday: Snow likely before 8am, then a chance of snow and sleet between 8am and 11am, then a chance of rain after 11am. Cloudy, with a high near 55. South southeast wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 60%. New snow and sleet accumulation of less than one inch possible.

    High: 55 °F

    Wintry Mix
    Likely then
    Chance Rain

  • Sunday Night

    Sunday Night: Rain, mainly after 2am. Low around 37. Breezy, with a south wind 17 to 20 mph, with gusts as high as 37 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 37 °F

    Breezy.
    Chance Rain
    then Rain

  • Monday

    Monday: Rain before 2pm, then a chance of snow. High near 51. Breezy. Chance of precipitation is 80%.

    High: 51 °F

    Breezy. Rain
    then
    Rain/Snow
    Likely

  • Monday Night

    Monday Night: A chance of snow before 2am. Mostly cloudy, with a low around 16. Breezy. Chance of precipitation is 30%.

    Low: 16 °F

    Chance Snow
    and Breezy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 25.

    High: 25 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 16.

    Low: 16 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Scattered snow showers, mainly before 2am. Mostly cloudy, with a low around 25. Breezy, with a west northwest wind 20 to 23 mph, with gusts as high as 38 mph. Chance of precipitation is 30%.
Saturday
Mostly sunny, with a high near 36. Northwest wind 7 to 11 mph, with gusts as high as 22 mph.
Saturday Night
Snow likely after 2am. Mostly cloudy, with a low around 28. East wind 3 to 8 mph. Chance of precipitation is 70%. New snow accumulation of around an inch possible.
Sunday
Snow likely before 8am, then a chance of snow and sleet between 8am and 11am, then a chance of rain after 11am. Cloudy, with a high near 55. South southeast wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 60%. New snow and sleet accumulation of less than one inch possible.
Sunday Night
Rain, mainly after 2am. Low around 37. Breezy, with a south wind 17 to 20 mph, with gusts as high as 37 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.
Monday
Rain before 2pm, then a chance of snow. High near 51. Breezy. Chance of precipitation is 80%.
Monday Night
A chance of snow before 2am. Mostly cloudy, with a low around 16. Breezy. Chance of precipitation is 30%.
Tuesday
Mostly cloudy, with a high near 25.
Tuesday Night
Mostly cloudy, with a low around 16.
Wednesday
A chance of snow. Mostly cloudy, with a high near 35.
Wednesday Night
Mostly cloudy, with a low around 29.
Thursday
Partly sunny, with a high near 46.
Thursday Night
Mostly cloudy, with a low around 29.
Friday
Partly sunny, with a high near 41.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles S Fort Gratiot MI
 43.04°N 82.48°W (Elev. 620 ft)
Last Update:
8:24 pm EDT Mar 13, 2026
Forecast Valid:
1am EDT Mar 14, 2026-6pm EDT Mar 20, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation