Severe Weather for Northeast Southeastward into the Southern Plains; Flooding in the Upper Great Lakes

Severe thunderstorms are expected from the Northeast to Texas through the night and for the Central/Southern Plains on Friday. Considerable flooding impacts are ongoing in the Upper Great Lakes, and expected to continue through the weekend. Fire weather concerns persist in the Plains and the mid-Atlantic. There is late-season snow over the Northern/Central Rockies and the Northern Plains. Read More >

Hazardous Weather Conditions

Current conditions at

South Haven, South Haven Area Regional Airport (KLWA)

Lat: 42.35°NLon: 86.26°WElev: 666ft.

Fog

52°F

11°C

Humidity 94%
Wind Speed N 2 mph
Barometer 29.89 in
Dewpoint 50°F (10°C)
Visibility 0.15 mi
Last update 16 Apr 8:35 pm EDT
Extended Forecast for

4 Miles N Decatur MI

  • Tonight

    Tonight: Widespread dense fog, mainly between 10pm and 3am.  Otherwise, mostly cloudy, with a low around 47. West northwest wind around 6 mph becoming calm  in the evening.

    Low: 47 °F

    Dense Fog

  • Friday

    Friday: Widespread dense fog, mainly before 9am.  Otherwise, partly sunny, with a high near 78. Light southeast wind becoming south 5 to 10 mph in the morning. Winds could gust as high as 20 mph.

    High: 78 °F

    Dense Fog
    then Mostly
    Sunny

  • Friday Night

    Friday Night: A chance of showers before 11pm, then a chance of showers and thunderstorms between 11pm and 2am, then showers and possibly a thunderstorm after 2am.  Low around 45. South southeast wind 10 to 13 mph, with gusts as high as 26 mph.  Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 45 °F

    Chance
    T-storms then
    Showers

  • Saturday

    Saturday: Showers and possibly a thunderstorm before 8am, then showers likely.  High near 60. West wind around 15 mph, with gusts as high as 30 mph.  Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 60 °F

    Showers

  • Saturday Night

    Saturday Night: A 30 percent chance of showers, mainly before 8pm.  Partly cloudy, with a low around 35. West northwest wind 9 to 13 mph, with gusts as high as 24 mph.

    Low: 35 °F

    Chance
    Showers

  • Sunday

    Sunday: Sunny, with a high near 45.

    High: 45 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 28.

    Low: 28 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 53.

    High: 53 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 42.

    Low: 42 °F

    Partly Cloudy

Detailed Forecast

Tonight
Widespread dense fog, mainly between 10pm and 3am. Otherwise, mostly cloudy, with a low around 47. West northwest wind around 6 mph becoming calm in the evening.
Friday
Widespread dense fog, mainly before 9am. Otherwise, partly sunny, with a high near 78. Light southeast wind becoming south 5 to 10 mph in the morning. Winds could gust as high as 20 mph.
Friday Night
A chance of showers before 11pm, then a chance of showers and thunderstorms between 11pm and 2am, then showers and possibly a thunderstorm after 2am. Low around 45. South southeast wind 10 to 13 mph, with gusts as high as 26 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Saturday
Showers and possibly a thunderstorm before 8am, then showers likely. High near 60. West wind around 15 mph, with gusts as high as 30 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Saturday Night
A 30 percent chance of showers, mainly before 8pm. Partly cloudy, with a low around 35. West northwest wind 9 to 13 mph, with gusts as high as 24 mph.
Sunday
Sunny, with a high near 45.
Sunday Night
Mostly clear, with a low around 28.
Monday
Sunny, with a high near 53.
Monday Night
Partly cloudy, with a low around 42.
Tuesday
Mostly sunny, with a high near 70.
Tuesday Night
Partly cloudy, with a low around 47.
Wednesday
Sunny, with a high near 68.
Wednesday Night
Mostly clear, with a low around 46.
Thursday
Mostly sunny, with a high near 70.
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)
8:03 pm EDT Apr 16, 2026
8pm EDT Apr 16, 2026-6pm EDT Apr 23, 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