Sinlaku Continues to Impact the Marianas; Severe Weather for the Central Plains and Northeast; Record Warmth for mid-Atlantic to Southeast

Sinlaku continues to affect the Marianas as it moves north through Friday. Meanwhile, severe thunderstorms are expected from the Northeast to the Mid-Mississippi Valley today 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. Read More >

Current conditions at

South Haven, South Haven Area Regional Airport (KLWA)

Lat: 42.35°NLon: 86.26°WElev: 666ft.

Light Rain Fog/Mist

57°F

14°C

Humidity 88%
Wind Speed N 5 mph
Barometer 29.77 in
Dewpoint 54°F (12°C)
Visibility 4.00 mi
Last update 16 Apr 9:55 am EDT
Extended Forecast for

4 Miles N Decatur MI

Flood Watch April 16, 10:05am until April 17, 02:00am
Click here for hazard details and duration
Flood Watch
  •  
    Flood Watch April 16, 10:05am until April 17, 02:00am

    NOW until 2:00am Fri

    Flood Watch

  • Today

    High: 70 °F

    Showers
    Likely then
    Chance
    Showers

  • Tonight

    Tonight: Mostly cloudy, with a low around 48. West northwest wind around 6 mph becoming calm  in the evening.

    Low: 48 °F

    Mostly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 77. Light southeast wind becoming south southeast 5 to 9 mph in the morning. Winds could gust as high as 20 mph.

    High: 77 °F

    Partly 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 46. South southeast wind around 11 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: 46 °F

    Chance
    T-storms then
    Showers

  • Saturday

    Saturday: Showers and possibly a thunderstorm before 8am, then showers likely.  High near 61. West northwest wind 13 to 16 mph, with gusts as high as 30 mph.  Chance of precipitation is 80%.

    High: 61 °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

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 29.

    Low: 29 °F

    Mostly Clear

Detailed Forecast

Today
Showers likely and possibly a thunderstorm before 11am, then a chance of showers and thunderstorms after 11am. Partly sunny, with a high near 70. West wind 10 to 13 mph, with gusts as high as 25 mph. Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tonight
Mostly cloudy, with a low around 48. West northwest wind around 6 mph becoming calm in the evening.
Friday
Partly sunny, with a high near 77. Light southeast 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 before 11pm, then a chance of showers and thunderstorms between 11pm and 2am, then showers and possibly a thunderstorm after 2am. Low around 46. South southeast wind around 11 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 61. West northwest wind 13 to 16 mph, with gusts as high as 30 mph. 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
Mostly clear, with a low around 29.
Monday
Sunny, with a high near 54.
Monday Night
Partly cloudy, with a low around 42.
Tuesday
Mostly sunny, with a high near 69.
Tuesday Night
Partly cloudy, with a low around 49.
Wednesday
Mostly sunny, with a high near 66.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles N Decatur MI
 42.17°N 85.98°W (Elev. 758 ft)
10:03 am EDT Apr 16, 2026
10am EDT Apr 16, 2026-6pm EDT Apr 22, 2026
 
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Additional Resources

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Hourly Weather Forecast

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