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

Extreme Heat and Excessive Rainfall Today

Dangerous and extreme heat will remain across portions of the southern U.S. this week. A heat wave over the Southwest U.S. will intensify this week, peaking and expanding into the Intermountain West and northern High Plains this weekend. Multiple rounds of thunderstorms will produce heavy to excessive rainfall with significant flash flooding across portions of southern New England today. Read More >

Current conditions at

Southwest Michigan Regional Airport (KBEH)

Lat: 42.13°NLon: 86.42°WElev: 640ft.

Mostly Cloudy

75°F

24°C

Humidity 64%
Wind Speed NW 7 mph
Barometer 30.01 in (1015.7 mb)
Dewpoint 62°F (17°C)
Visibility 10.00 mi
Last update 29 Jul 11:53 am EDT
Extended Forecast for

3 Miles WSW Decatur MI

  • This Afternoon

    This Afternoon: Sunny, with a high near 82. North wind 6 to 8 mph.

    High: 82 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 55. Northwest wind 5 to 9 mph becoming calm in the evening. Winds could gust as high as 20 mph.

    Low: 55 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 85. Calm wind becoming northwest around 5 mph in the afternoon.

    High: 85 °F

    Sunny

  • Thursday Night

    Thursday Night: Increasing clouds, with a low around 60. Light and variable wind.

    Low: 60 °F

    Increasing
    Clouds

  • Friday

    Friday: A 20 percent chance of showers after 2pm. Partly sunny, with a high near 83. South southwest wind 3 to 8 mph.

    High: 83 °F

    Partly Sunny
    then Slight
    Chance
    Showers

  • Friday Night

    Friday Night: Showers likely, mainly after 2am. Cloudy, with a low around 61. Chance of precipitation is 70%.

    Low: 61 °F

    Showers
    Likely

  • Saturday

    Saturday: Showers likely. Mostly cloudy, with a high near 78. Chance of precipitation is 70%.

    High: 78 °F

    Showers
    Likely

  • Saturday Night

    Saturday Night: A chance of showers before 2am. Mostly cloudy, with a low around 59.

    Low: 59 °F

    Chance
    Showers

  • Sunday

    Sunday: Partly sunny, with a high near 81.

    High: 81 °F

    Partly Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 82. North wind 6 to 8 mph.
Tonight
Mostly clear, with a low around 55. Northwest wind 5 to 9 mph becoming calm in the evening. Winds could gust as high as 20 mph.
Thursday
Sunny, with a high near 85. Calm wind becoming northwest around 5 mph in the afternoon.
Thursday Night
Increasing clouds, with a low around 60. Light and variable wind.
Friday
A 20 percent chance of showers after 2pm. Partly sunny, with a high near 83. South southwest wind 3 to 8 mph.
Friday Night
Showers likely, mainly after 2am. Cloudy, with a low around 61. Chance of precipitation is 70%.
Saturday
Showers likely. Mostly cloudy, with a high near 78. Chance of precipitation is 70%.
Saturday Night
A chance of showers before 2am. Mostly cloudy, with a low around 59.
Sunday
Partly sunny, with a high near 81.
Sunday Night
Partly cloudy, with a low around 58.
Monday
Sunny, with a high near 84.
Monday Night
Mostly clear, with a low around 61.
Tuesday
Sunny, with a high near 86.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles WSW Decatur MI
 42.09°N 86.01°W (Elev. 761 ft)
Last Update:
12:03 pm EDT Jul 29, 2026
Forecast Valid:
12pm EDT Jul 29, 2026-6pm EDT Aug 4, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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