Early Spring Heat Wave in the Southwest U.S.; Critical Fire Weather in the Central Rockies and Plains

An unusual early Spring heat wave will continue much above-normal temperatures over the Southwest U.S. through early next week. Periods of critical fire weather will persist from the central Rockies to the central Plains through the weekend as gusty winds and low relative humidity continue. Read More >

Current conditions at

South Haven, South Haven Area Regional Airport (KLWA)

Lat: 42.35°NLon: 86.26°WElev: 666ft.

Fair

52°F

11°C

Humidity 62%
Wind Speed S 8 mph
Barometer 29.82 in
Dewpoint 39°F (4°C)
Visibility 10.00 mi
Wind Chill49°F (9°C)
Last update 20 Mar 4:55 am EDT
Extended Forecast for

4 Miles N Decatur MI

  • Today

    Today: Mostly cloudy, with a high near 58. South southwest wind around 10 mph becoming northwest in the afternoon. Winds could gust as high as 23 mph.

    High: 58 °F

    Mostly Cloudy

  • Tonight

    Tonight: Mostly cloudy, with a low around 35. Northwest wind 5 to 7 mph becoming calm  after midnight.

    Low: 35 °F

    Mostly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 61. Light and variable wind becoming south 5 to 8 mph in the morning.

    High: 61 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 50. South southwest wind 6 to 8 mph.

    Low: 50 °F

    Partly Cloudy

  • Sunday

    Sunday: A 40 percent chance of showers.  Mostly cloudy, with a high near 62. Southwest wind 7 to 11 mph becoming north in the afternoon. Winds could gust as high as 23 mph.

    High: 62 °F

    Chance
    Showers

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 31.

    Low: 31 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 43.

    High: 43 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 28.

    Low: 28 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 51.

    High: 51 °F

    Partly Sunny

Detailed Forecast

Today
Mostly cloudy, with a high near 58. South southwest wind around 10 mph becoming northwest in the afternoon. Winds could gust as high as 23 mph.
Tonight
Mostly cloudy, with a low around 35. Northwest wind 5 to 7 mph becoming calm after midnight.
Saturday
Partly sunny, with a high near 61. Light and variable wind becoming south 5 to 8 mph in the morning.
Saturday Night
Partly cloudy, with a low around 50. South southwest wind 6 to 8 mph.
Sunday
A 40 percent chance of showers. Mostly cloudy, with a high near 62. Southwest wind 7 to 11 mph becoming north in the afternoon. Winds could gust as high as 23 mph.
Sunday Night
Mostly cloudy, with a low around 31.
Monday
Mostly sunny, with a high near 43.
Monday Night
Partly cloudy, with a low around 28.
Tuesday
Partly sunny, with a high near 51.
Tuesday Night
Mostly cloudy, with a low around 32.
Wednesday
Partly sunny, with a high near 51.
Wednesday Night
Mostly cloudy, with a low around 39.
Thursday
A chance of showers. Partly sunny, with a high near 58.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles N Decatur MI
 42.17°N 85.98°W (Elev. 758 ft)
5:03 am EDT Mar 20, 2026
5am EDT Mar 20, 2026-6pm EDT Mar 26, 2026
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database