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 >

Current conditions at

South Haven, South Haven Area Regional Airport (KLWA)

Lat: 42.35°NLon: 86.26°WElev: 666ft.

Light Rain Fog/Mist

39°F

4°C

Humidity 93%
Wind Speed W 7 mph
Barometer 29.60 in
Dewpoint 37°F (3°C)
Visibility 1.75 mi
Wind Chill34°F (1°C)
Last update 11 Mar 9:15 am EDT
Extended Forecast for

South Haven MI

Flood Watch March 11, 09:35am until March 11, 11:00am
Click here for hazard details and duration
...
  •  
    Flood Watch March 11, 09:35am until March 11, 11:00am

    NOW until 11:00am Wed

    Flood Watch

  • Today

    High: 48 °F

    Showers then
    Rain/Snow

  • Tonight

    Tonight: A 10 percent chance of snow showers before 7pm.  Cloudy during the early evening, then gradual clearing, with a low around 31. Blustery, with a north northwest wind 16 to 23 mph, with gusts as high as 38 mph.

    Low: 31 °F

    Blustery.
    Slight Chance
    Snow Showers
    then Partly
    Cloudy

  • Thursday

    Thursday: Sunny, with a high near 41. West wind around 11 mph, with gusts as high as 21 mph.

    High: 41 °F

    Sunny

  • Thursday Night

    Thursday Night: Showers likely, mainly after 2am.  Increasing clouds, with a low around 35. Breezy, with a south wind 8 to 13 mph increasing to 19 to 24 mph after midnight. Winds could gust as high as 37 mph.  Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 35 °F

    Chance
    Showers then
    Showers
    Likely and
    Breezy

  • Friday

    Friday: Showers likely, mainly before 8am.  Partly sunny, with a high near 44. Breezy, with a southwest wind 25 to 29 mph, with gusts as high as 48 mph.  Chance of precipitation is 60%.

    High: 44 °F

    Breezy.
    Showers
    Likely then
    Slight Chance
    Showers

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 28.

    Low: 28 °F

    Mostly Cloudy

  • Saturday

    Saturday: A 30 percent chance of snow showers after 2pm.  Mostly cloudy, with a high near 39.

    High: 39 °F

    Mostly Cloudy
    then Chance
    Snow Showers

  • Saturday Night

    Saturday Night: Rain and snow showers likely.  Cloudy, with a low around 32.

    Low: 32 °F

    Rain/Snow
    Likely

Detailed Forecast

Today
Rain showers before 4pm, then a chance of rain and snow showers between 4pm and 5pm, then a chance of rain showers after 5pm. Temperature falling to around 36 by 5pm. Northwest wind 8 to 18 mph, with gusts as high as 31 mph. Chance of precipitation is 90%. Little or no snow accumulation expected.
Tonight
A 10 percent chance of snow showers before 7pm. Cloudy during the early evening, then gradual clearing, with a low around 31. Blustery, with a north northwest wind 16 to 23 mph, with gusts as high as 38 mph.
Thursday
Sunny, with a high near 41. West wind around 11 mph, with gusts as high as 21 mph.
Thursday Night
Showers likely, mainly after 2am. Increasing clouds, with a low around 35. Breezy, with a south wind 8 to 13 mph increasing to 19 to 24 mph after midnight. Winds could gust as high as 37 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Friday
Showers likely, mainly before 8am. Partly sunny, with a high near 44. Breezy, with a southwest wind 25 to 29 mph, with gusts as high as 48 mph. Chance of precipitation is 60%.
Friday Night
Mostly cloudy, with a low around 28.
Saturday
A 30 percent chance of snow showers after 2pm. Mostly cloudy, with a high near 39.
Saturday Night
Rain and snow showers likely. Cloudy, with a low around 32.
Sunday
Rain and snow showers. Cloudy, with a high near 44. Breezy.
Sunday Night
Rain and snow showers, becoming all snow after 2am. Cloudy, with a low around 23. Blustery.
Monday
Snow showers likely. Mostly cloudy, with a high near 29. Blustery.
Monday Night
A chance of snow showers. Mostly cloudy, with a low around 18.
Tuesday
Mostly cloudy, with a high near 29.
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ABOUT THIS FORECAST

 
Point Forecast:
South Haven MI
 42.41°N 86.28°W (Elev. 597 ft)
9:03 am EDT Mar 11, 2026
9am EDT Mar 11, 2026-6pm EDT Mar 17, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database