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.

Fair

64°F

18°C

Humidity 88%
Wind Speed Calm
Barometer 29.92 in
Dewpoint 61°F (16°C)
Visibility 10.00 mi
Last update 18 May 9:35 pm EDT
Extended Forecast for

Saint Clair MI

  • Tonight

    Tonight: Increasing clouds, with a low around 56. Light south wind.

    Low: 56 °F

    Increasing
    Clouds

  • Sunday

    Sunday: Patchy fog before 8am. Otherwise, mostly sunny, with a high near 82. South wind 5 to 7 mph.

    High: 82 °F

    Patchy Fog
    then Mostly
    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 56. North northeast wind 3 to 6 mph.

    Low: 56 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 84. Calm wind becoming south 5 to 9 mph in the morning.

    High: 84 °F

    Mostly Sunny

  • Monday Night

    Monday Night: A chance of showers after 2am. Mostly cloudy, with a low around 64. South wind around 6 mph. Chance of precipitation is 30%.

    Low: 64 °F

    Partly Cloudy
    then Chance
    Showers

  • Tuesday

    Tuesday: A chance of showers. Mostly sunny, with a high near 84. Chance of precipitation is 40%.

    High: 84 °F

    Chance
    Showers

  • Tuesday Night

    Tuesday Night: A chance of showers. Partly cloudy, with a low around 67. Chance of precipitation is 50%.

    Low: 67 °F

    Chance
    Showers

  • Wednesday

    Wednesday: Showers likely, with thunderstorms also possible after 2pm. Partly sunny, with a high near 79.

    High: 79 °F

    Showers
    Likely

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 55.

    Low: 55 °F

    Chance
    T-storms

Detailed Forecast

Tonight
Increasing clouds, with a low around 56. Light south wind.
Sunday
Patchy fog before 8am. Otherwise, mostly sunny, with a high near 82. South wind 5 to 7 mph.
Sunday Night
Partly cloudy, with a low around 56. North northeast wind 3 to 6 mph.
Monday
Mostly sunny, with a high near 84. Calm wind becoming south 5 to 9 mph in the morning.
Monday Night
A chance of showers after 2am. Mostly cloudy, with a low around 64. South wind around 6 mph. Chance of precipitation is 30%.
Tuesday
A chance of showers. Mostly sunny, with a high near 84. Chance of precipitation is 40%.
Tuesday Night
A chance of showers. Partly cloudy, with a low around 67. Chance of precipitation is 50%.
Wednesday
Showers likely, with thunderstorms also possible after 2pm. Partly sunny, with a high near 79.
Wednesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 55.
Thursday
A chance of showers before 2pm. Sunny, with a high near 73.
Thursday Night
Mostly clear, with a low around 53.
Friday
Mostly sunny, with a high near 72.
Friday Night
Partly cloudy, with a low around 52.
Saturday
A chance of showers. Mostly sunny, with a high near 70.
Click Map For Forecast
Disclaimer
Map Legend

ABOUT THIS FORECAST

 
Point Forecast:
Saint Clair MI
 42.8°N 82.48°W (Elev. 577 ft)
Last Update:
9:50 pm EDT May 18, 2024
Forecast Valid:
9pm EDT May 18, 2024-6pm EDT May 25, 2024
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation