Isolated Severe Storms in the Midwest; Fire Weather Concerns in the Northern Plains; Record Heat in the West

Isolated severe storms are possible across parts of the Florida Peninsula and the Great Lakes to Lower Missouri Valley and south-central Plains late this afternoon and early evening. Elevated to critical fire weather concerns continue over much of the northern Great Plains. Above average temperatures persist across portions of the West today. Read More >

Current conditions at

South Haven, South Haven Area Regional Airport (KLWA)

Lat: 42.35°NLon: 86.26°WElev: 666ft.

Light Rain

61°F

16°C

Humidity 68%
Wind Speed S 9 mph
Barometer 29.83 in
Dewpoint 50°F (10°C)
Visibility 10.00 mi
Last update 12 May 7:15 pm EDT
Extended Forecast for

4 Miles WNW Decatur MI

  • Tonight

    Tonight: Showers and possibly a thunderstorm before midnight, then a slight chance of showers and thunderstorms between midnight and 1am.  Low around 44. South southwest wind 10 to 15 mph becoming west after midnight. Winds could gust as high as 29 mph.  Chance of precipitation is 80%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 44 °F

    Showers then
    Slight Chance
    T-storms

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 53. Breezy, with a northwest wind 16 to 21 mph, with gusts as high as 37 mph.

    High: 53 °F

    Partly Sunny
    then Mostly
    Cloudy and
    Breezy

  • Wednesday Night

    Wednesday Night: Mostly cloudy, then gradually becoming clear, with a low around 39. North northwest wind 12 to 17 mph decreasing to 5 to 10 mph after midnight. Winds could gust as high as 32 mph.

    Low: 39 °F

    Decreasing
    Clouds

  • Thursday

    Thursday: Sunny, with a high near 63. North northwest wind 6 to 11 mph, with gusts as high as 21 mph.

    High: 63 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 43. Light and variable wind.

    Low: 43 °F

    Partly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 71.

    High: 71 °F

    Partly Sunny

  • Friday Night

    Friday Night: A 30 percent chance of showers after 2am.  Partly cloudy, with a low around 54.

    Low: 54 °F

    Mostly Cloudy
    then Chance
    Showers

  • Saturday

    Saturday: A chance of showers before 8am.  Sunny, with a high near 81.

    High: 81 °F

    Chance
    Showers then
    Sunny

  • Saturday Night

    Saturday Night: A chance of showers after 2am.  Partly cloudy, with a low around 55.

    Low: 55 °F

    Partly Cloudy
    then Chance
    Showers

Detailed Forecast

Tonight
Showers and possibly a thunderstorm before midnight, then a slight chance of showers and thunderstorms between midnight and 1am. Low around 44. South southwest wind 10 to 15 mph becoming west after midnight. Winds could gust as high as 29 mph. Chance of precipitation is 80%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday
Mostly cloudy, with a high near 53. Breezy, with a northwest wind 16 to 21 mph, with gusts as high as 37 mph.
Wednesday Night
Mostly cloudy, then gradually becoming clear, with a low around 39. North northwest wind 12 to 17 mph decreasing to 5 to 10 mph after midnight. Winds could gust as high as 32 mph.
Thursday
Sunny, with a high near 63. North northwest wind 6 to 11 mph, with gusts as high as 21 mph.
Thursday Night
Partly cloudy, with a low around 43. Light and variable wind.
Friday
Partly sunny, with a high near 71.
Friday Night
A 30 percent chance of showers after 2am. Partly cloudy, with a low around 54.
Saturday
A chance of showers before 8am. Sunny, with a high near 81.
Saturday Night
A chance of showers after 2am. Partly cloudy, with a low around 55.
Sunday
A chance of showers, with thunderstorms also possible after 2pm. Partly sunny, with a high near 81.
Sunday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 63.
Monday
Showers and thunderstorms likely. Partly sunny, with a high near 85.
Monday Night
Showers likely. Mostly cloudy, with a low around 60.
Tuesday
A chance of showers. Mostly cloudy, with a high near 77.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles WNW Decatur MI
 42.13°N 86.04°W (Elev. 797 ft)
7:03 pm EDT May 12, 2026
7pm EDT May 12, 2026-6pm EDT May 19, 2026
 
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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