Current conditions at

South Haven, South Haven Area Regional Airport (KLWA)

Lat: 42.35°NLon: 86.26°WElev: 666ft.

Overcast

68°F

20°C

Humidity 83%
Wind Speed S 8 mph
Barometer 29.75 in
Dewpoint 63°F (17°C)
Visibility 10.00 mi
Last update 15 Apr 9:55 pm EDT
Extended Forecast for

4 Miles N Decatur MI

Flood Watch April 15, 10:09pm until April 17, 02:00am
Click here for hazard details and duration
Flood Watch
  •  
    Flood Watch April 15, 10:09pm until April 17, 02:00am

    NOW until 2:00am Fri

    Flood Watch

  • Tonight

    Low: 61 °F

    Slight Chance
    T-storms then
    Heavy Rain
    and Patchy
    Fog

  • Thursday

    Thursday: A 50 percent chance of showers and thunderstorms.  Mostly cloudy, with a high near 69. Southwest wind 8 to 11 mph, with gusts as high as 23 mph.

    High: 69 °F

    Chance
    T-storms

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 47. West northwest wind around 6 mph becoming calm  in the evening.

    Low: 47 °F

    Mostly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 75. Calm wind becoming south southeast 5 to 9 mph in the morning. Winds could gust as high as 20 mph.

    High: 75 °F

    Partly Sunny

  • Friday Night

    Friday Night: A chance of showers, then showers and possibly a thunderstorm after 2am.  Low around 48. South southeast wind around 11 mph, with gusts as high as 26 mph.  Chance of precipitation is 90%.

    Low: 48 °F

    Chance
    Showers then
    Showers

  • Saturday

    Saturday: Showers, mainly before 2pm.  High near 62. Chance of precipitation is 80%.

    High: 62 °F

    Showers

  • Saturday Night

    Saturday Night: A 30 percent chance of showers before 8pm.  Partly cloudy, with a low around 35.

    Low: 35 °F

    Chance
    Showers then
    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 46.

    High: 46 °F

    Mostly Sunny

Detailed Forecast

Tonight
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 2am. Some of the storms could produce heavy rainfall. Patchy fog between 2am and 3am. Otherwise, mostly cloudy, with a low around 61. South wind around 8 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 69. Southwest wind 8 to 11 mph, with gusts as high as 23 mph.
Thursday Night
Mostly cloudy, with a low around 47. West northwest wind around 6 mph becoming calm in the evening.
Friday
Partly sunny, with a high near 75. Calm wind becoming south southeast 5 to 9 mph in the morning. Winds could gust as high as 20 mph.
Friday Night
A chance of showers, then showers and possibly a thunderstorm after 2am. Low around 48. South southeast wind around 11 mph, with gusts as high as 26 mph. Chance of precipitation is 90%.
Saturday
Showers, mainly before 2pm. High near 62. Chance of precipitation is 80%.
Saturday Night
A 30 percent chance of showers before 8pm. Partly cloudy, with a low around 35.
Sunday
Mostly sunny, with a high near 46.
Sunday Night
Partly cloudy, with a low around 29.
Monday
Sunny, with a high near 56.
Monday Night
Mostly clear, with a low around 43.
Tuesday
Mostly sunny, with a high near 68.
Tuesday Night
Partly cloudy, with a low around 46.
Wednesday
Mostly sunny, with a high near 66.
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)
10:03 pm EDT Apr 15, 2026
10pm EDT Apr 15, 2026-6pm EDT Apr 22, 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