Severe Thunderstorms and Heavy Rainfall from the Lower Mississippi Valley to the Mid-Atlantic; Active Pattern Continues in Hawaii

Scattered severe thunderstorms are expected today from the ArkLaTex and Lower Mississippi Valley through the Ohio Valley and Mid-Atlantic. Thunderstorms may produce heavy to excessive rain that could pose a flooding threat today from east Texas into New York. A powerful kona storm will continue to impact Hawaii through Saturday, bringing heavy rainfall, strong winds, and severe thunderstorms. Read More >

Hazardous Weather Conditions

Current conditions at

South Haven, South Haven Area Regional Airport (KLWA)

Lat: 42.35°NLon: 86.26°WElev: 666ft.

Light Rain

34°F

1°C

Humidity 87%
Wind Speed NW 15 G 30 mph
Barometer 29.85 in
Dewpoint 30°F (-1°C)
Visibility 10.00 mi
Wind Chill24°F (-4°C)
Last update 11 Mar 4:55 pm EDT
Extended Forecast for

4 Miles N Decatur MI

  • Tonight

    Tonight: A 20 percent chance of snow showers before 7pm.  Cloudy during the early evening, then gradual clearing, with a low around 29. Northwest wind 10 to 18 mph, with gusts as high as 33 mph.

    Low: 29 °F

    Slight Chance
    Snow Showers
    then Partly
    Cloudy

  • Thursday

    Thursday: Sunny, with a high near 41. West northwest wind 6 to 11 mph, with gusts as high as 22 mph.

    High: 41 °F

    Sunny

  • Thursday Night

    Thursday Night: A chance of rain and snow showers before 2am, then rain showers likely.  Increasing clouds, with a low around 35. South wind 5 to 10 mph increasing to 13 to 18 mph after midnight. Winds could gust as high as 34 mph.  Chance of precipitation is 60%. Little or no snow accumulation expected.

    Low: 35 °F

    Chance
    Rain/Snow
    then
    Rain/Snow
    Likely

  • Friday

    Friday: Showers likely, mainly before 8am.  Partly sunny, with a high near 45. Breezy, with a west wind around 23 mph, with gusts as high as 43 mph.  Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    High: 45 °F

    Breezy.
    Showers
    Likely then
    Slight Chance
    Showers

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 26. Northwest wind 8 to 14 mph, with gusts as high as 28 mph.

    Low: 26 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly cloudy, with a high near 41.

    High: 41 °F

    Mostly Cloudy

  • Saturday Night

    Saturday Night: A chance of snow showers before 2am, then rain and snow showers likely.  Cloudy, with a low around 31. Chance of precipitation is 70%.

    Low: 31 °F

    Chance Snow
    Showers then
    Rain/Snow
    Likely

  • Sunday

    Sunday: Rain and snow showers likely before 2pm, then rain showers.  Cloudy, with a high near 51.

    High: 51 °F

    Rain/Snow

  • Sunday Night

    Sunday Night: Rain showers before 8pm, then rain and snow showers.  Mostly cloudy, with a low around 22.

    Low: 22 °F

    Rain/Snow

Detailed Forecast

Tonight
A 20 percent chance of snow showers before 7pm. Cloudy during the early evening, then gradual clearing, with a low around 29. Northwest wind 10 to 18 mph, with gusts as high as 33 mph.
Thursday
Sunny, with a high near 41. West northwest wind 6 to 11 mph, with gusts as high as 22 mph.
Thursday Night
A chance of rain and snow showers before 2am, then rain showers likely. Increasing clouds, with a low around 35. South wind 5 to 10 mph increasing to 13 to 18 mph after midnight. Winds could gust as high as 34 mph. Chance of precipitation is 60%. Little or no snow accumulation expected.
Friday
Showers likely, mainly before 8am. Partly sunny, with a high near 45. Breezy, with a west wind around 23 mph, with gusts as high as 43 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Friday Night
Mostly cloudy, with a low around 26. Northwest wind 8 to 14 mph, with gusts as high as 28 mph.
Saturday
Mostly cloudy, with a high near 41.
Saturday Night
A chance of snow showers before 2am, then rain and snow showers likely. Cloudy, with a low around 31. Chance of precipitation is 70%.
Sunday
Rain and snow showers likely before 2pm, then rain showers. Cloudy, with a high near 51.
Sunday Night
Rain showers before 8pm, then rain and snow showers. Mostly cloudy, with a low around 22.
Monday
Rain and snow showers likely, becoming all snow after 8am. Mostly cloudy, with a high near 28. Blustery.
Monday Night
A chance of snow showers. Mostly cloudy, with a low around 17.
Tuesday
A chance of snow showers. Mostly cloudy, with a high near 27.
Tuesday Night
A chance of snow showers. Mostly cloudy, with a low around 17.
Wednesday
A chance of snow showers. Mostly cloudy, with a high near 37.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles N Decatur MI
 42.17°N 85.98°W (Elev. 758 ft)
4:31 pm EDT Mar 11, 2026
5pm EDT Mar 11, 2026-6pm EDT Mar 18, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database