Severe Thunderstorms and Flooding from the Southern Plains to the Great Lakes; Record Heat in the East

Widely scattered severe thunderstorms may produce damaging winds, hail, and flash flooding from the southern Plains into the lower Great Lakes. Elevated to locally critical fire weather conditions will persist across portions of the Southwest and Southern High Plains due to gusty winds and dry conditions. An early-season heatwave will challenge temperature records across the eastern U.S.. Read More >

Current conditions at

South Haven, South Haven Area Regional Airport (KLWA)

Lat: 42.35°NLon: 86.26°WElev: 666ft.

Overcast

52°F

11°C

Humidity 77%
Wind Speed NW 6 mph
Barometer 30.16 in
Dewpoint 45°F (7°C)
Visibility 10.00 mi
Wind Chill50°F (10°C)
Last update 20 May 5:15 am EDT
Extended Forecast for

4 Miles SSE South Haven MI

  • Today

    Today: Partly sunny, with a high near 63. North northwest wind 8 to 16 mph.

    High: 63 °F

    Partly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 43. North wind 8 to 13 mph becoming east northeast after midnight. Winds could gust as high as 22 mph.

    Low: 43 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 70. East northeast wind around 9 mph.

    High: 70 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Increasing clouds, with a low around 50. East wind around 8 mph.

    Low: 50 °F

    Increasing
    Clouds

  • Friday

    Friday: A 40 percent chance of showers after 2pm.  Mostly cloudy, with a high near 73. East wind 10 to 13 mph, with gusts as high as 22 mph.

    High: 73 °F

    Mostly Cloudy
    then Chance
    Showers

  • Friday Night

    Friday Night: Showers, with thunderstorms also possible after 11pm.  Low around 55. Chance of precipitation is 80%.

    Low: 55 °F

    Showers

  • Saturday

    Saturday: Showers likely before 8am.  Mostly cloudy, with a high near 73. Chance of precipitation is 60%.

    High: 73 °F

    Showers
    Likely then
    Mostly Cloudy

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 54.

    Low: 54 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly cloudy, with a high near 73.

    High: 73 °F

    Mostly Cloudy

Detailed Forecast

Today
Partly sunny, with a high near 63. North northwest wind 8 to 16 mph.
Tonight
Partly cloudy, with a low around 43. North wind 8 to 13 mph becoming east northeast after midnight. Winds could gust as high as 22 mph.
Thursday
Mostly sunny, with a high near 70. East northeast wind around 9 mph.
Thursday Night
Increasing clouds, with a low around 50. East wind around 8 mph.
Friday
A 40 percent chance of showers after 2pm. Mostly cloudy, with a high near 73. East wind 10 to 13 mph, with gusts as high as 22 mph.
Friday Night
Showers, with thunderstorms also possible after 11pm. Low around 55. Chance of precipitation is 80%.
Saturday
Showers likely before 8am. Mostly cloudy, with a high near 73. Chance of precipitation is 60%.
Saturday Night
Mostly cloudy, with a low around 54.
Sunday
Mostly cloudy, with a high near 73.
Sunday Night
Mostly cloudy, with a low around 55.
Memorial Day
Partly sunny, with a high near 77.
Monday Night
Mostly cloudy, with a low around 58.
Tuesday
Partly sunny, with a high near 81.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SSE South Haven MI
 42.36°N 86.25°W (Elev. 643 ft)
5:03 am EDT May 20, 2026
5am EDT May 20, 2026-6pm EDT May 26, 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