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

MBS International Airport (KMBS)

Lat: 43.53°NLon: 84.08°WElev: 656ft.

Fair

60°F

16°C

Humidity 96%
Wind Speed Calm
Barometer 30.09 in (1018.6 mb)
Dewpoint 59°F (15°C)
Visibility 10.00 mi
Last update 22 Aug 2:53 am EDT
Extended Forecast for

Saint Charles MI

  • Overnight

    Overnight: Areas of fog. Otherwise, partly cloudy, with a low around 56. Calm wind.

    Low: 56 °F

    Areas Fog

  • Friday

    Friday: Areas of fog before 9am. Otherwise, mostly sunny, with a high near 83. Light southwest wind.

    High: 83 °F

    Areas Fog
    then Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 62. Light south southwest wind.

    Low: 62 °F

    Partly Cloudy

  • Saturday

    Saturday: A chance of showers, with thunderstorms also possible after 2pm. Partly sunny, with a high near 82. West southwest wind 6 to 11 mph, with gusts as high as 22 mph. Chance of precipitation is 50%.

    High: 82 °F

    Chance
    Showers then
    Chance
    T-storms

  • Saturday Night

    Saturday Night: A chance of thunderstorms before 8pm. Mostly clear, with a low around 56. West wind 6 to 10 mph, with gusts as high as 18 mph. Chance of precipitation is 30%.

    Low: 56 °F

    Chance
    T-storms then
    Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 75.

    High: 75 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 51.

    Low: 51 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 69.

    High: 69 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 49.

    Low: 49 °F

    Partly Cloudy

Detailed Forecast

Overnight
Areas of fog. Otherwise, partly cloudy, with a low around 56. Calm wind.
Friday
Areas of fog before 9am. Otherwise, mostly sunny, with a high near 83. Light southwest wind.
Friday Night
Partly cloudy, with a low around 62. Light south southwest wind.
Saturday
A chance of showers, with thunderstorms also possible after 2pm. Partly sunny, with a high near 82. West southwest wind 6 to 11 mph, with gusts as high as 22 mph. Chance of precipitation is 50%.
Saturday Night
A chance of thunderstorms before 8pm. Mostly clear, with a low around 56. West wind 6 to 10 mph, with gusts as high as 18 mph. Chance of precipitation is 30%.
Sunday
Mostly sunny, with a high near 75.
Sunday Night
Mostly clear, with a low around 51.
Monday
Mostly sunny, with a high near 69.
Monday Night
Partly cloudy, with a low around 49.
Tuesday
Sunny, with a high near 70.
Tuesday Night
Mostly clear, with a low around 46.
Wednesday
Sunny, with a high near 75.
Wednesday Night
Mostly clear, with a low around 50.
Thursday
Mostly sunny, with a high near 78.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Saint Charles MI
 43.29°N 84.15°W (Elev. 591 ft)
Last Update:
9:49 pm EDT Aug 21, 2025
Forecast Valid:
3am EDT Aug 22, 2025-6pm EDT Aug 28, 2025
 
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