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

Heat the Southwest; Fire Weather in the Central U.S.; Kona Low Impacting Hawaii

A rare March heat wave is ongoing with much above-normal temperatures over the Southwest U.S. through this weekend. Periods of critical fire weather will persist from the central Rockies to the central and southern Plains through the weekend as gusty winds and low relative humidity continue. A Kona low will continue to bring several rounds of moderate to heavy rainfall to Hawaii through Sunday. Read More >

Current conditions at

South Haven, South Haven Area Regional Airport (KLWA)

Lat: 42.35°NLon: 86.26°WElev: 666ft.

Fair

57°F

14°C

Humidity 59%
Wind Speed W 13 G 23 mph
Barometer 29.76 in
Dewpoint 43°F (6°C)
Visibility 10.00 mi
Last update 20 Mar 11:55 am EDT
Extended Forecast for

4 Miles SSE South Haven MI

  • This Afternoon

    This Afternoon: Partly sunny, with a high near 56. Northwest wind around 10 mph, with gusts as high as 20 mph.

    High: 56 °F

    Partly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 34. North northwest wind around 6 mph becoming calm after midnight.

    Low: 34 °F

    Mostly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 56. Calm wind becoming south southeast 5 to 7 mph in the morning.

    High: 56 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 45. South southwest wind 6 to 8 mph.

    Low: 45 °F

    Partly Cloudy

  • Sunday

    Sunday: A 40 percent chance of showers. Mostly cloudy, with a high near 57. West southwest wind 7 to 11 mph becoming north in the afternoon. Winds could gust as high as 22 mph.

    High: 57 °F

    Chance
    Showers

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 32.

    Low: 32 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 40.

    High: 40 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 29.

    Low: 29 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 48.

    High: 48 °F

    Mostly Cloudy

Detailed Forecast

This Afternoon
Partly sunny, with a high near 56. Northwest wind around 10 mph, with gusts as high as 20 mph.
Tonight
Mostly cloudy, with a low around 34. North northwest wind around 6 mph becoming calm after midnight.
Saturday
Partly sunny, with a high near 56. Calm wind becoming south southeast 5 to 7 mph in the morning.
Saturday Night
Partly cloudy, with a low around 45. South southwest wind 6 to 8 mph.
Sunday
A 40 percent chance of showers. Mostly cloudy, with a high near 57. West southwest wind 7 to 11 mph becoming north in the afternoon. Winds could gust as high as 22 mph.
Sunday Night
Mostly cloudy, with a low around 32.
Monday
Mostly sunny, with a high near 40.
Monday Night
Partly cloudy, with a low around 29.
Tuesday
Mostly cloudy, with a high near 48.
Tuesday Night
Mostly cloudy, with a low around 32.
Wednesday
Partly sunny, with a high near 49.
Wednesday Night
Mostly cloudy, with a low around 37.
Thursday
A chance of showers. Partly sunny, with a high near 53.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SSE South Haven MI
 42.34°N 86.26°W (Elev. 663 ft)
Last Update:
12:03 pm EDT Mar 20, 2026
Forecast Valid:
12pm EDT Mar 20, 2026-6pm EDT Mar 26, 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