Severe Thunderstorms in Portions of the Mississippi Valley and Great Lakes

A few severe thunderstorms with large hail, are expected across parts of the middle and upper Mississippi River Valley tonight through early morning. Snow and a wintry mix overnight in the Upper Midwest into the Great Lakes can cause hazardous travel conditions. Fire weather concerns continue for a large portion of the central and southern High Plains and Four Corners region this evening. Read More >

Current conditions at

South Haven, South Haven Area Regional Airport (KLWA)

Lat: 42.35°NLon: 86.26°WElev: 666ft.

Fair

70°F

21°C

Humidity 64%
Wind Speed S 14 G 24 mph
Barometer 29.76 in
Dewpoint 57°F (14°C)
Visibility 10.00 mi
Last update 31 Mar 3:35 am EDT
Extended Forecast for

South Haven MI

  • Overnight

    Overnight: A 50 percent chance of showers and thunderstorms, mainly before 5am.  Mostly cloudy, with a steady temperature around 63. South southwest wind around 17 mph, with gusts as high as 28 mph.

    Low: 63 °F

    Chance
    T-storms

  • Tuesday

    Tuesday: Showers and thunderstorms, mainly before 1pm, then showers and possibly a thunderstorm after 4pm.  Temperature falling to around 53 by 9am. Southwest wind around 15 mph, with gusts as high as 24 mph.  Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.

    High: 61 °F

    Showers

  • Tuesday Night

    Tuesday Night: Showers and thunderstorms before 2am, then a chance of showers.  Low around 37. North wind around 11 mph, with gusts as high as 21 mph.  Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 37 °F

    Showers then
    Chance
    Showers

  • Wednesday

    Wednesday: A 50 percent chance of showers.  Mostly cloudy, with a high near 46. East northeast wind around 11 mph.

    High: 46 °F

    Chance
    Showers

  • Wednesday Night

    Wednesday Night: Showers likely before 2am, then showers and possibly a thunderstorm between 2am and 5am, then showers after 5am.  Low around 37. East wind 11 to 14 mph, with gusts as high as 23 mph.  Chance of precipitation is 90%.

    Low: 37 °F

    Showers
    Likely then
    Showers

  • Thursday

    Thursday: Showers.  High near 65. Chance of precipitation is 90%.

    High: 65 °F

    Showers

  • Thursday Night

    Thursday Night: Showers and possibly a thunderstorm before 2am, then a chance of showers.  Low around 46. Chance of precipitation is 90%.

    Low: 46 °F

    Showers

  • Friday

    Friday: A chance of showers before 8am.  Partly sunny, with a high near 57.

    High: 57 °F

    Chance
    Showers then
    Partly Sunny

  • Friday Night

    Friday Night: Showers likely and possibly a thunderstorm, mainly after 2am.  Mostly cloudy, with a low around 48.

    Low: 48 °F

    Showers
    Likely

Detailed Forecast

Overnight
A 50 percent chance of showers and thunderstorms, mainly before 5am. Mostly cloudy, with a steady temperature around 63. South southwest wind around 17 mph, with gusts as high as 28 mph.
Tuesday
Showers and thunderstorms, mainly before 1pm, then showers and possibly a thunderstorm after 4pm. Temperature falling to around 53 by 9am. Southwest wind around 15 mph, with gusts as high as 24 mph. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.
Tuesday Night
Showers and thunderstorms before 2am, then a chance of showers. Low around 37. North wind around 11 mph, with gusts as high as 21 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Wednesday
A 50 percent chance of showers. Mostly cloudy, with a high near 46. East northeast wind around 11 mph.
Wednesday Night
Showers likely before 2am, then showers and possibly a thunderstorm between 2am and 5am, then showers after 5am. Low around 37. East wind 11 to 14 mph, with gusts as high as 23 mph. Chance of precipitation is 90%.
Thursday
Showers. High near 65. Chance of precipitation is 90%.
Thursday Night
Showers and possibly a thunderstorm before 2am, then a chance of showers. Low around 46. Chance of precipitation is 90%.
Friday
A chance of showers before 8am. Partly sunny, with a high near 57.
Friday Night
Showers likely and possibly a thunderstorm, mainly after 2am. Mostly cloudy, with a low around 48.
Saturday
Showers likely and possibly a thunderstorm, then showers after 8am. Mostly cloudy, with a high near 62.
Saturday Night
Showers likely. Mostly cloudy, with a low around 37.
Sunday
A chance of showers. Mostly cloudy, with a high near 44.
Sunday Night
Partly cloudy, with a low around 33.
Monday
Mostly sunny, with a high near 46.
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ABOUT THIS FORECAST

 
Point Forecast:
South Haven MI
 42.41°N 86.28°W (Elev. 597 ft)
3:36 am EDT Mar 31, 2026
3am EDT Mar 31, 2026-6pm EDT Apr 6, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database