National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Severe Thunderstorms and Critical Fire Weather Wednesday

Scattered severe thunderstorms are possible across portions of the northern High Plains Wednesday afternoon and evening. Severe wind gusts are the primary hazard. Gusty winds and low relative humidity will contribute to critical fire weather conditions across parts of the northern Great Plains and Great Basin Wednesday. Read More >

Current conditions at

South Haven, South Haven Area Regional Airport (KLWA)

Lat: 42.35°NLon: 86.26°WElev: 666ft.

Overcast

45°F

7°C

Humidity 76%
Wind Speed NW 13 G 22 mph
Barometer 29.95 in
Dewpoint 37°F (3°C)
Visibility 10.00 mi
Wind Chill39°F (4°C)
Last update 13 May 10:35 am EDT
Extended Forecast for

South Haven MI

  • Today

    Today: Partly sunny, with a high near 55. Northwest wind around 17 mph, with gusts as high as 30 mph.

    High: 55 °F

    Partly Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 43. North northwest wind 6 to 14 mph, with gusts as high as 26 mph.

    Low: 43 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 58. North northwest wind 7 to 10 mph.

    High: 58 °F

    Sunny

  • Thursday Night

    Thursday Night: Increasing clouds, with a low around 43. Calm wind becoming south southeast around 5 mph after midnight.

    Low: 43 °F

    Increasing
    Clouds

  • Friday

    Friday: A 20 percent chance of showers before 2pm. Mostly cloudy, with a high near 71. South wind 8 to 13 mph, with gusts as high as 24 mph.

    High: 71 °F

    Slight Chance
    Showers

  • Friday Night

    Friday Night: Partly cloudy, with a low around 55.

    Low: 55 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 78.

    High: 78 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: A chance of showers after 8pm. Partly cloudy, with a low around 57.

    Low: 57 °F

    Chance
    Showers

  • Sunday

    Sunday: A chance of showers. Partly sunny, with a high near 79.

    High: 79 °F

    Chance
    Showers

Detailed Forecast

Today
Partly sunny, with a high near 55. Northwest wind around 17 mph, with gusts as high as 30 mph.
Tonight
Mostly clear, with a low around 43. North northwest wind 6 to 14 mph, with gusts as high as 26 mph.
Thursday
Sunny, with a high near 58. North northwest wind 7 to 10 mph.
Thursday Night
Increasing clouds, with a low around 43. Calm wind becoming south southeast around 5 mph after midnight.
Friday
A 20 percent chance of showers before 2pm. Mostly cloudy, with a high near 71. South wind 8 to 13 mph, with gusts as high as 24 mph.
Friday Night
Partly cloudy, with a low around 55.
Saturday
Mostly sunny, with a high near 78.
Saturday Night
A chance of showers after 8pm. Partly cloudy, with a low around 57.
Sunday
A chance of showers. Partly sunny, with a high near 79.
Sunday Night
A chance of showers, with thunderstorms also possible after 2am. Mostly cloudy, with a low around 61.
Monday
A chance of showers and thunderstorms. Mostly sunny, with a high near 84.
Monday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 61.
Tuesday
Showers likely. Partly sunny, with a high near 73.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
South Haven MI
 42.41°N 86.25°W (Elev. 650 ft)
Last Update:
10:03 am EDT May 13, 2026
Forecast Valid:
10am EDT May 13, 2026-6pm EDT May 19, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation