Heavy Rain and Flooding Concerns in Hawaii; Severe Weather in the Plains

A storm system is expected to bring strong winds, widespread heavy rainfall, and flooding concerns to the Hawaiian Islands through the weekend. Strong to severe thunderstorms are forecast from the Southern Plains to the Mid-Missouri Valley Thursday afternoon and evening. Large hail and strong winds are the primary threats. Read More >

Hazardous Weather Conditions

Current conditions at

South Haven, South Haven Area Regional Airport (KLWA)

Lat: 42.35°NLon: 86.26°WElev: 666ft.

Overcast

63°F

17°C

Humidity 37%
Wind Speed S 16 G 26 mph
Barometer 30.00 in
Dewpoint 36°F (2°C)
Visibility 10.00 mi
Last update 9 Apr 2:55 am EDT
Extended Forecast for

Decatur MI

  • Overnight

    Overnight: A 30 percent chance of showers after 5am.  Mostly cloudy, with a steady temperature around 55. South wind around 17 mph.

    Low: 55 °F

    Chance
    Showers

  • Thursday

    Thursday: Showers and thunderstorms likely, mainly before 10am.  Partly sunny, with a high near 66. West wind 9 to 11 mph, with gusts as high as 21 mph.  Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 66 °F

    Showers
    Likely then
    Mostly Sunny

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms before 1am, then showers likely and possibly a thunderstorm between 1am and 2am, then showers after 2am.  Low around 45. Calm wind becoming north northeast around 5 mph after midnight.  Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 45 °F

    Chance
    Showers then
    Showers

  • Friday

    Friday: Showers, mainly before 2pm.  High near 54. North northwest wind 6 to 10 mph, with gusts as high as 18 mph.  Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 54 °F

    Showers

  • Friday Night

    Friday Night: Mostly clear, with a low around 33. North northwest wind 5 to 7 mph becoming light and variable  in the evening.

    Low: 33 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 60.

    High: 60 °F

    Sunny

  • Saturday Night

    Saturday Night: A 30 percent chance of showers after 2am.  Mostly cloudy, with a low around 47.

    Low: 47 °F

    Mostly Cloudy
    then Chance
    Showers

  • Sunday

    Sunday: A chance of showers.  Mostly cloudy, with a high near 75.

    High: 75 °F

    Chance
    Showers

  • Sunday Night

    Sunday Night: Showers likely, mainly after 2am.  Mostly cloudy, with a low around 62.

    Low: 62 °F

    Showers
    Likely

Detailed Forecast

Overnight
A 30 percent chance of showers after 5am. Mostly cloudy, with a steady temperature around 55. South wind around 17 mph.
Thursday
Showers and thunderstorms likely, mainly before 10am. Partly sunny, with a high near 66. West wind 9 to 11 mph, with gusts as high as 21 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Thursday Night
A chance of showers and thunderstorms before 1am, then showers likely and possibly a thunderstorm between 1am and 2am, then showers after 2am. Low around 45. Calm wind becoming north northeast around 5 mph after midnight. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Friday
Showers, mainly before 2pm. High near 54. North northwest wind 6 to 10 mph, with gusts as high as 18 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Friday Night
Mostly clear, with a low around 33. North northwest wind 5 to 7 mph becoming light and variable in the evening.
Saturday
Sunny, with a high near 60.
Saturday Night
A 30 percent chance of showers after 2am. Mostly cloudy, with a low around 47.
Sunday
A chance of showers. Mostly cloudy, with a high near 75.
Sunday Night
Showers likely, mainly after 2am. Mostly cloudy, with a low around 62.
Monday
Showers likely, mainly before 8am. Mostly cloudy, with a high near 77.
Monday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 65.
Tuesday
Showers and possibly a thunderstorm. Partly sunny, with a high near 76.
Tuesday Night
Showers and possibly a thunderstorm. Mostly cloudy, with a low around 54.
Wednesday
Showers likely. Mostly cloudy, with a high near 66.
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ABOUT THIS FORECAST

 
Point Forecast:
Decatur MI
 42.11°N 85.98°W (Elev. 781 ft)
3:03 am EDT Apr 9, 2026
3am EDT Apr 9, 2026-6pm EDT Apr 15, 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