Hazardous Spring Weather Shifts to the Eastern and Northwest U.S. Wednesday

Isolated to scattered severe thunderstorms are expected Wednesday from the ArkLaTex and Lower Mississippi Valley northeastward through the Ohio Valley and Mid-Atlantic. Thunderstorms may produce heavy to excessive rain that could pose a flooding threat from east Texas into Upstate New York. A moderate atmospheric river will bring heavy snow and high winds to the Northwest U.S. Read More >

Current conditions at

South Haven, South Haven Area Regional Airport (KLWA)

Lat: 42.35°NLon: 86.26°WElev: 666ft.

Light Rain

46°F

8°C

Humidity 93%
Wind Speed SE 9 mph
Barometer 29.67 in
Dewpoint 45°F (7°C)
Visibility 7.00 mi
Wind Chill41°F (5°C)
Last update 11 Mar 2:55 am EDT
Extended Forecast for

South Haven MI

Flood Watch March 11, 03:16am until March 11, 11:00am
Click here for hazard details and duration
Flood Watch
  •  
    Flood Watch March 11, 03:16am until March 11, 11:00am

    NOW until 11:00am Wed

    Flood Watch

  • Overnight

    Low: 49 °F

    T-storms

  • Wednesday

    Wednesday: Rain showers before 4pm, then a chance of rain and snow showers between 4pm and 5pm, then a chance of rain showers after 5pm. Some thunder is also possible.  Temperature falling to around 36 by 5pm. West northwest wind 7 to 12 mph increasing to 13 to 18 mph in the afternoon. Winds could gust as high as 31 mph.  Chance of precipitation is 90%. Little or no snow accumulation expected.

    High: 48 °F

    Showers then
    Rain/Snow

  • Wednesday Night

    Wednesday Night: 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.  Mostly cloudy, 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%.

    Low: 35 °F

    Chance
    Showers then
    Showers
    Likely and
    Breezy

  • Friday

    Friday: Showers likely before 8am.  Partly sunny, with a high near 44. Breezy.  Chance of precipitation is 60%.

    High: 44 °F

    Breezy.
    Showers
    Likely then
    Mostly Sunny

  • Friday Night

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

    Low: 28 °F

    Mostly Cloudy

  • Saturday

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

    High: 39 °F

    Mostly Cloudy
    then Chance
    Snow Showers

Detailed Forecast

Overnight
Showers and possibly a thunderstorm before 5am, then a chance of showers and thunderstorms after 5am. Steady temperature around 49. South wind around 9 mph. Chance of precipitation is 90%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday
Rain showers before 4pm, then a chance of rain and snow showers between 4pm and 5pm, then a chance of rain showers after 5pm. Some thunder is also possible. Temperature falling to around 36 by 5pm. West northwest wind 7 to 12 mph increasing to 13 to 18 mph in the afternoon. Winds could gust as high as 31 mph. Chance of precipitation is 90%. Little or no snow accumulation expected.
Wednesday Night
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. Mostly cloudy, 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%.
Friday
Showers likely before 8am. Partly sunny, with a high near 44. Breezy. Chance of precipitation is 60%.
Friday Night
Mostly cloudy, with a low around 28.
Saturday
A 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. 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)
3:03 am EDT Mar 11, 2026
3am EDT Mar 11, 2026-6pm EDT Mar 17, 2026
 
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Additional Resources

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Hourly Weather Forecast

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