Severe Thunderstorms for the Center of the Nation; Fire Weather Concerns; Flooding Issues for the Great Lakes Region

A round of severe thunderstorms are forecast across areas of the Southern Plains, Mississippi Valley and Great Lakes this afternoon and tonight; The threat for flash flooding will also accompany these storms. The rainfall for the Great Lakes region could prolong the ongoing flooding. Where the rain is needed, the Southern High Plains, critical fire weather concerns through today. Read More >

Current conditions at

South Haven, South Haven Area Regional Airport (KLWA)

Lat: 42.35°NLon: 86.26°WElev: 666ft.

Light Rain

61°F

16°C

Humidity 94%
Wind Speed S 10 mph
Barometer 29.60 in
Dewpoint 59°F (15°C)
Visibility 10.00 mi
Last update 18 Apr 4:35 am EDT
Extended Forecast for

South Haven MI

  • Overnight

    Overnight: Showers likely and possibly a thunderstorm.  Cloudy, with a steady temperature around 54. South southwest wind around 14 mph, with gusts as high as 24 mph.  Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 54 °F

    Showers
    Likely

  • Saturday

    Saturday: A 40 percent chance of showers, mainly before 9am.  Cloudy, then gradually becoming mostly sunny, with a steady temperature around 47. West northwest wind around 15 mph, with gusts as high as 26 mph.

    High: 47 °F

    Chance
    Showers then
    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 38. West northwest wind 10 to 13 mph, with gusts as high as 23 mph.

    Low: 38 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 48. West wind 10 to 13 mph, with gusts as high as 22 mph.

    High: 48 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 31. Northwest wind 5 to 9 mph becoming north northeast after midnight.

    Low: 31 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 49.

    High: 49 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 40.

    Low: 40 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 62.

    High: 62 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 46.

    Low: 46 °F

    Partly Cloudy

Detailed Forecast

Overnight
Showers likely and possibly a thunderstorm. Cloudy, with a steady temperature around 54. South southwest wind around 14 mph, with gusts as high as 24 mph. Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Saturday
A 40 percent chance of showers, mainly before 9am. Cloudy, then gradually becoming mostly sunny, with a steady temperature around 47. West northwest wind around 15 mph, with gusts as high as 26 mph.
Saturday Night
Partly cloudy, with a low around 38. West northwest wind 10 to 13 mph, with gusts as high as 23 mph.
Sunday
Mostly sunny, with a high near 48. West wind 10 to 13 mph, with gusts as high as 22 mph.
Sunday Night
Mostly clear, with a low around 31. Northwest wind 5 to 9 mph becoming north northeast after midnight.
Monday
Sunny, with a high near 49.
Monday Night
Partly cloudy, with a low around 40.
Tuesday
Mostly sunny, with a high near 62.
Tuesday Night
Partly cloudy, with a low around 46.
Wednesday
Sunny, with a high near 64.
Wednesday Night
Mostly clear, with a low around 49.
Thursday
Mostly sunny, with a high near 71.
Thursday Night
A chance of showers. Partly cloudy, with a low around 55.
Friday
Showers likely. Mostly cloudy, with a high near 68.
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ABOUT THIS FORECAST

 
Point Forecast:
South Haven MI
 42.41°N 86.28°W (Elev. 597 ft)
4:31 am EDT Apr 18, 2026
4am EDT Apr 18, 2026-6pm EDT Apr 24, 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