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.

Fog/Mist

64°F

18°C

Humidity 88%
Wind Speed Calm
Barometer 29.89 in
Dewpoint 61°F (16°C)
Visibility 3.00 mi
Last update 19 Aug 7:15 am EDT
Extended Forecast for

Smiths Creek MI

  • Today

    Today: Cloudy through mid morning, then gradual clearing, with a high near 78. North northwest wind 5 to 7 mph.

    High: 78 °F

    Gradual
    Clearing

  • Tonight

    Tonight: Partly cloudy, with a low around 55. Light northeast wind.

    Low: 55 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 79. Calm wind becoming northeast around 5 mph in the afternoon.

    High: 79 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 56. Northeast wind around 5 mph becoming calm in the evening.

    Low: 56 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 82. Calm wind becoming south 5 to 8 mph in the morning.

    High: 82 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 60.

    Low: 60 °F

    Mostly Cloudy

  • Saturday

    Saturday: Showers and possibly a thunderstorm, mainly after 2pm. High near 80. Chance of precipitation is 80%.

    High: 80 °F

    Chance
    Showers then
    Showers

  • Saturday Night

    Saturday Night: Showers and possibly a thunderstorm before 8pm. Partly cloudy, with a low around 56.

    Low: 56 °F

    Showers then
    Partly Cloudy

  • Sunday

    Sunday: A chance of showers after 2pm. Mostly sunny, with a high near 77.

    High: 77 °F

    Mostly Sunny
    then Chance
    Showers

Detailed Forecast

Today
Cloudy through mid morning, then gradual clearing, with a high near 78. North northwest wind 5 to 7 mph.
Tonight
Partly cloudy, with a low around 55. Light northeast wind.
Thursday
Mostly sunny, with a high near 79. Calm wind becoming northeast around 5 mph in the afternoon.
Thursday Night
Mostly clear, with a low around 56. Northeast wind around 5 mph becoming calm in the evening.
Friday
Mostly sunny, with a high near 82. Calm wind becoming south 5 to 8 mph in the morning.
Friday Night
Mostly cloudy, with a low around 60.
Saturday
Showers and possibly a thunderstorm, mainly after 2pm. High near 80. Chance of precipitation is 80%.
Saturday Night
Showers and possibly a thunderstorm before 8pm. Partly cloudy, with a low around 56.
Sunday
A chance of showers after 2pm. Mostly sunny, with a high near 77.
Sunday Night
A chance of showers before 8pm. Mostly clear, with a low around 54.
Monday
Sunny, with a high near 78.
Monday Night
Partly cloudy, with a low around 55.
Tuesday
Mostly sunny, with a high near 80.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Smiths Creek MI
 42.91°N 82.61°W (Elev. 633 ft)
Last Update:
4:24 am EDT Aug 19, 2026
Forecast Valid:
7am EDT Aug 19, 2026-6pm EDT Aug 25, 2026
 
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