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

Southwest Michigan Regional Airport (KBEH)

Lat: 42.13°NLon: 86.42°WElev: 640ft.

Fair

74°F

23°C

Humidity 48%
Wind Speed E 12 mph
Barometer 30.29 in (1025.3 mb)
Dewpoint 53°F (12°C)
Visibility 10.00 mi
Last update 18 Sep 12:53 pm EDT
Extended Forecast for

Saint Joseph MI

  • This Afternoon

    This Afternoon: Partly sunny, with a high near 75. East wind 5 to 10 mph.

    High: 75 °F

    Partly Sunny

  • Tonight

    Tonight: A slight chance of showers between 3am and 5am, then a chance of showers and thunderstorms after 5am. Mostly cloudy, with a low around 52. East wind around 5 mph. Chance of precipitation is 30%.

    Low: 52 °F

    Mostly Cloudy
    then Chance
    Showers

  • Saturday

    Saturday: Showers and thunderstorms before 4pm, then a slight chance of showers between 4pm and 5pm, then a chance of showers and thunderstorms after 5pm. High near 72. Southeast wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 100%. New rainfall amounts between 1 and 2 inches possible.

    High: 72 °F

    Showers then
    Showers
    Likely

  • Saturday Night

    Saturday Night: Showers and thunderstorms likely, then showers and possibly a thunderstorm after 9pm. Low around 55. East wind around 5 mph. Chance of precipitation is 90%. New rainfall amounts between three quarters and one inch possible.

    Low: 55 °F

    Showers

  • Sunday

    Sunday: Showers likely, mainly before 2pm. Mostly cloudy, with a high near 69. Northeast wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 70%. New precipitation amounts between three quarters and one inch possible.

    High: 69 °F

    Showers
    Likely

  • Sunday Night

    Sunday Night: A chance of showers, with thunderstorms also possible after 11pm. Mostly cloudy, with a low around 48. Chance of precipitation is 40%.

    Low: 48 °F

    Chance
    Showers

  • Monday

    Monday: A 50 percent chance of showers. Mostly cloudy, with a high near 65.

    High: 65 °F

    Chance
    Showers

  • Monday Night

    Monday Night: A 30 percent chance of showers. Mostly cloudy, with a low around 47.

    Low: 47 °F

    Chance
    Showers

  • Tuesday

    Tuesday: A 40 percent chance of showers. Partly sunny, with a high near 66.

    High: 66 °F

    Chance
    Showers

Detailed Forecast

This Afternoon
Partly sunny, with a high near 75. East wind 5 to 10 mph.
Tonight
A slight chance of showers between 3am and 5am, then a chance of showers and thunderstorms after 5am. Mostly cloudy, with a low around 52. East wind around 5 mph. Chance of precipitation is 30%.
Saturday
Showers and thunderstorms before 4pm, then a slight chance of showers between 4pm and 5pm, then a chance of showers and thunderstorms after 5pm. High near 72. Southeast wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 100%. New rainfall amounts between 1 and 2 inches possible.
Saturday Night
Showers and thunderstorms likely, then showers and possibly a thunderstorm after 9pm. Low around 55. East wind around 5 mph. Chance of precipitation is 90%. New rainfall amounts between three quarters and one inch possible.
Sunday
Showers likely, mainly before 2pm. Mostly cloudy, with a high near 69. Northeast wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 70%. New precipitation amounts between three quarters and one inch possible.
Sunday Night
A chance of showers, with thunderstorms also possible after 11pm. Mostly cloudy, with a low around 48. Chance of precipitation is 40%.
Monday
A 50 percent chance of showers. Mostly cloudy, with a high near 65.
Monday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 47.
Tuesday
A 40 percent chance of showers. Partly sunny, with a high near 66.
Tuesday Night
Mostly cloudy, with a low around 48.
Wednesday
Partly sunny, with a high near 66.
Wednesday Night
Mostly cloudy, with a low around 48.
Thursday
Partly sunny, with a high near 68.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Saint Joseph MI
 42.04°N 86.46°W (Elev. 643 ft)
Last Update:
12:01 pm EDT Sep 18, 2026
Forecast Valid:
1pm EDT Sep 18, 2026-6pm EDT Sep 24, 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