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.

Overcast

66°F

19°C

Humidity 78%
Wind Speed SW 14 G 23 mph
Barometer 29.78 in
Dewpoint 59°F (15°C)
Visibility 10.00 mi
Last update 16 Apr 2:15 pm EDT
Extended Forecast for

4 Miles SSE South Haven MI

Flood Watch April 16, 02:31pm until April 17, 02:00am
Click here for hazard details and duration
Flood Watch
  •  
    Flood Watch April 16, 02:31pm until April 17, 02:00am

    NOW until 2:00am Fri

    Flood Watch

  • This Afternoon

    High: 63 °F

    Chance
    T-storms

  • Tonight

    Tonight: Areas of fog before 9pm, then patchy fog after 10pm.  Otherwise, mostly cloudy, with a low around 45. Northwest wind around 5 mph becoming calm  in the evening.

    Low: 45 °F

    Areas Fog

  • Friday

    Friday: Areas of fog before 10am.  Otherwise, partly sunny, with a high near 74. Calm wind becoming south southeast 5 to 9 mph in the morning.

    High: 74 °F

    Areas Fog
    then Mostly
    Sunny

  • Friday Night

    Friday Night: Showers likely, then showers and possibly a thunderstorm after 11pm.  Low around 43. South southeast wind around 11 mph, with gusts as high as 24 mph.  Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 43 °F

    Showers
    Likely then
    Showers

  • Saturday

    Saturday: Showers and possibly a thunderstorm before 8am, then showers likely.  High near 55. West wind around 14 mph, with gusts as high as 28 mph.  Chance of precipitation is 80%.

    High: 55 °F

    Showers

  • Saturday Night

    Saturday Night: A 30 percent chance of showers before 8pm.  Partly cloudy, with a low around 37.

    Low: 37 °F

    Chance
    Showers then
    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 45.

    High: 45 °F

    Sunny

  • Sunday Night

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

    Low: 31 °F

    Mostly Clear

Detailed Forecast

This Afternoon
A 40 percent chance of showers and thunderstorms, mainly before 3pm. Mostly cloudy, with a high near 63. West wind around 10 mph, with gusts as high as 18 mph.
Tonight
Areas of fog before 9pm, then patchy fog after 10pm. Otherwise, mostly cloudy, with a low around 45. Northwest wind around 5 mph becoming calm in the evening.
Friday
Areas of fog before 10am. Otherwise, partly sunny, with a high near 74. Calm wind becoming south southeast 5 to 9 mph in the morning.
Friday Night
Showers likely, then showers and possibly a thunderstorm after 11pm. Low around 43. South southeast wind around 11 mph, with gusts as high as 24 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 55. West wind around 14 mph, with gusts as high as 28 mph. Chance of precipitation is 80%.
Saturday Night
A 30 percent chance of showers before 8pm. Partly cloudy, with a low around 37.
Sunday
Sunny, with a high near 45.
Sunday Night
Mostly clear, with a low around 31.
Monday
Sunny, with a high near 53.
Monday Night
Partly cloudy, with a low around 42.
Tuesday
Mostly sunny, with a high near 64.
Tuesday Night
Partly cloudy, with a low around 45.
Wednesday
Sunny, with a high near 63.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SSE South Haven MI
 42.34°N 86.26°W (Elev. 663 ft)
2:21 pm EDT Apr 16, 2026
2pm EDT Apr 16, 2026-6pm EDT Apr 22, 2026
 
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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