Areas of Dangerous Heat and Severe Thunderstorms

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 before returning over much of the Plains into next week. Scattered strong to severe thunderstorms are possible across parts of the Northeast U.S. on Thursday. Damaging wind, hail, and a tornado or two are possible. Read More >

Current conditions at

South Haven, South Haven Area Regional Airport (KLWA)

Lat: 42.35°NLon: 86.26°WElev: 666ft.

Fog/Mist

64°F

18°C

Humidity 88%
Wind Speed NE 2 mph
Barometer 29.91 in
Dewpoint 61°F (16°C)
Visibility 7.00 mi
Last update 27 Aug 3:15 am EDT
Extended Forecast for

Decatur MI

  • Overnight

    Overnight: Mostly clear, with a low around 63. Calm wind.

    Low: 63 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 79. Light west northwest wind becoming northwest 5 to 10 mph in the morning. Winds could gust as high as 18 mph.

    High: 79 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 53. Northwest wind around 6 mph becoming calm  in the evening.

    Low: 53 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 81. Calm wind becoming northwest around 5 mph in the afternoon.

    High: 81 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 57. Calm wind.

    Low: 57 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 81.

    High: 81 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 64.

    Low: 64 °F

    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 85.

    High: 85 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: A chance of showers after 2am.  Mostly cloudy, with a low around 70.

    Low: 70 °F

    Partly Cloudy
    then Chance
    Showers

Detailed Forecast

Overnight
Mostly clear, with a low around 63. Calm wind.
Thursday
Sunny, with a high near 79. Light west northwest wind becoming northwest 5 to 10 mph in the morning. Winds could gust as high as 18 mph.
Thursday Night
Mostly clear, with a low around 53. Northwest wind around 6 mph becoming calm in the evening.
Friday
Sunny, with a high near 81. Calm wind becoming northwest around 5 mph in the afternoon.
Friday Night
Mostly clear, with a low around 57. Calm wind.
Saturday
Mostly sunny, with a high near 81.
Saturday Night
Mostly cloudy, with a low around 64.
Sunday
Partly sunny, with a high near 85.
Sunday Night
A chance of showers after 2am. Mostly cloudy, with a low around 70.
Monday
A chance of showers before 8am. Partly sunny, with a high near 86.
Monday Night
A chance of showers. Partly cloudy, with a low around 71.
Tuesday
A chance of showers. Mostly sunny, with a high near 86.
Tuesday Night
A chance of showers. Partly cloudy, with a low around 70.
Wednesday
Mostly sunny, with a high near 86.
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ABOUT THIS FORECAST

 
Point Forecast:
Decatur MI
 42.11°N 85.98°W (Elev. 781 ft)
3:03 am EDT Aug 27, 2026
3am 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