Severe Weather and Heavy Rain from the Great Lakes to the Mid-Atlantic; Heat Persists in the East

Widespread strong thunderstorms with damaging winds and locally heavy rain are expected from the Upper Ohio Valley into the southern Mid-Atlantic today and portions of the central Appalachians and Carolinas on Saturday. Monsoonal moisture will bring a flash flooding threat to the Desert Southwest. Sweltering heat persists from the Plains to the southern Mid-Atlantic through tonight. Read More >

Current conditions at

South Haven, South Haven Area Regional Airport (KLWA)

Lat: 42.35°NLon: 86.26°WElev: 666ft.

Mostly Cloudy

77°F

25°C

Humidity 83%
Wind Speed E 5 mph
Barometer 29.95 in
Dewpoint 72°F (22°C)
Visibility 10.00 mi
Heat Index78°F (26°C)
Last update 4 Sep 10:15 pm EDT
Extended Forecast for

Hartford MI

  • Tonight

    Tonight: Showers and thunderstorms likely, mainly between midnight and 2am.  Patchy fog after 2am.  Otherwise, mostly cloudy, with a low around 66. Calm wind.  Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 66 °F

    T-storms
    Likely and
    Patchy Fog

  • Saturday

    Saturday: Patchy fog before 9am.  Otherwise, partly sunny, with a high near 82. Calm wind becoming north northeast 5 to 7 mph in the afternoon.

    High: 82 °F

    Patchy Fog
    then Mostly
    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 57. East northeast wind 3 to 6 mph.

    Low: 57 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 80. Calm wind becoming east northeast around 5 mph in the afternoon.

    High: 80 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 55. Light east wind.

    Low: 55 °F

    Mostly Clear

  • Labor Day

    Labor Day: Sunny, with a high near 81.

    High: 81 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 58.

    Low: 58 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 84.

    High: 84 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 69.

    Low: 69 °F

    Partly Cloudy

Detailed Forecast

Tonight
Showers and thunderstorms likely, mainly between midnight and 2am. Patchy fog after 2am. Otherwise, mostly cloudy, with a low around 66. Calm wind. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Saturday
Patchy fog before 9am. Otherwise, partly sunny, with a high near 82. Calm wind becoming north northeast 5 to 7 mph in the afternoon.
Saturday Night
Mostly clear, with a low around 57. East northeast wind 3 to 6 mph.
Sunday
Mostly sunny, with a high near 80. Calm wind becoming east northeast around 5 mph in the afternoon.
Sunday Night
Mostly clear, with a low around 55. Light east wind.
Labor Day
Sunny, with a high near 81.
Monday Night
Partly cloudy, with a low around 58.
Tuesday
Partly sunny, with a high near 84.
Tuesday Night
Partly cloudy, with a low around 69.
Wednesday
A chance of showers between 8am and 2pm. Partly sunny, with a high near 84.
Wednesday Night
Partly cloudy, with a low around 65.
Thursday
Mostly sunny, with a high near 77.
Thursday Night
Partly cloudy, with a low around 55.
Friday
Partly sunny, with a high near 78.
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ABOUT THIS FORECAST

 
Point Forecast:
Hartford MI
 42.21°N 86.18°W (Elev. 656 ft)
10:03 pm EDT Sep 4, 2026
10pm EDT Sep 4, 2026-6pm EDT Sep 11, 2026
 
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Additional Resources

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Hourly Weather Forecast

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