Dangerous Heat in the Southwest; Severe Thunderstorms and Heavy Rain in the Northeast and Mid-Atlantic

Dangerous heat will persist across the Southwest U.S. through Friday with daytime highs of 110-115°F. Heat across the southern Plains will briefly ease to near-normal by late week. Strong to severe thunderstorms may produce damaging wind, hail, a tornado or two, heavy rain and flash flooding across parts of the Mid-Atlantic and Northeast. Heavy rainfall threat continues across the Gulf Coast. Read More >

Current conditions at

South Haven, South Haven Area Regional Airport (KLWA)

Lat: 42.35°NLon: 86.26°WElev: 666ft.

A Few Clouds

75°F

24°C

Humidity 69%
Wind Speed NW 8 mph
Barometer 30.03 in
Dewpoint 64°F (18°C)
Visibility 10.00 mi
Last update 27 Aug 4:35 pm EDT
Extended Forecast for

South Haven MI

  • This Afternoon

    This Afternoon: Sunny, with a high near 75. Northwest wind around 10 mph.

    High: 75 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 55. North northwest wind 5 to 7 mph becoming light and variable  after midnight.

    Low: 55 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 77. Light and variable wind becoming west around 6 mph in the afternoon.

    High: 77 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 62. Calm wind becoming south around 6 mph after midnight.

    Low: 62 °F

    Mostly Clear

  • Saturday

    Saturday: Partly sunny, with a high near 79. Southwest wind 7 to 9 mph.

    High: 79 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: A 30 percent chance of showers after 2am.  Mostly cloudy, with a low around 68.

    Low: 68 °F

    Mostly Cloudy
    then Chance
    Showers

  • Sunday

    Sunday: A 30 percent chance of showers before 8am.  Partly sunny, with a high near 83.

    High: 83 °F

    Chance
    Showers then
    Partly Sunny

  • Sunday Night

    Sunday Night: A chance of showers and thunderstorms after 2am.  Mostly cloudy, with a low around 72.

    Low: 72 °F

    Mostly Cloudy
    then Chance
    T-storms

  • Monday

    Monday: A chance of showers and thunderstorms before 8am.  Mostly cloudy, with a high near 84.

    High: 84 °F

    Chance
    T-storms then
    Mostly Cloudy

Detailed Forecast

This Afternoon
Sunny, with a high near 75. Northwest wind around 10 mph.
Tonight
Mostly clear, with a low around 55. North northwest wind 5 to 7 mph becoming light and variable after midnight.
Friday
Sunny, with a high near 77. Light and variable wind becoming west around 6 mph in the afternoon.
Friday Night
Mostly clear, with a low around 62. Calm wind becoming south around 6 mph after midnight.
Saturday
Partly sunny, with a high near 79. Southwest wind 7 to 9 mph.
Saturday Night
A 30 percent chance of showers after 2am. Mostly cloudy, with a low around 68.
Sunday
A 30 percent chance of showers before 8am. Partly sunny, with a high near 83.
Sunday Night
A chance of showers and thunderstorms after 2am. Mostly cloudy, with a low around 72.
Monday
A chance of showers and thunderstorms before 8am. Mostly cloudy, with a high near 84.
Monday Night
A chance of showers after 2am. Mostly cloudy, with a low around 73.
Tuesday
A chance of showers. Partly sunny, with a high near 83.
Tuesday Night
Partly cloudy, with a low around 71.
Wednesday
Partly sunny, with a high near 82.
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ABOUT THIS FORECAST

 
Point Forecast:
South Haven MI
 42.41°N 86.28°W (Elev. 597 ft)
4:03 pm EDT Aug 27, 2026
4pm EDT Aug 27, 2026-6pm EDT Sep 2, 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