Flooding Risks from Tropical Moisture Across the Intermountain West and East Coast

Tropical moisture from Isaias and Rachel will impact portions of the Intermountain West and East Coast states. Flooding, gusty winds and even a threat for severe thunderstorms and tornadoes are possible. Meanwhile, record warmth will spread northward across the Mississippi Valley the next few days. Looking for snow, the first winter storm of the season is underway across the northern Rockies. Read More >

Current conditions at

South Haven, South Haven Area Regional Airport (KLWA)

Lat: 42.35°NLon: 86.26°WElev: 666ft.

Fair

68°F

20°C

Humidity 73%
Wind Speed Vrbl 3 mph
Barometer 29.94 in
Dewpoint 59°F (15°C)
Visibility 10.00 mi
Last update 11 Oct 5:35 pm EDT
Extended Forecast for

4 Miles N Decatur MI

  • Tonight

    Tonight: Mostly clear, with a low around 54. Light and variable wind.

    Low: 54 °F

    Mostly Clear

  • Columbus Day

    Columbus Day: Mostly sunny, with a high near 83. South southwest wind 6 to 10 mph, with gusts as high as 23 mph.

    High: 83 °F

    Mostly Sunny

  • Monday Night

    Monday Night: A slight chance of showers and thunderstorms between 11pm and 2am.  Partly cloudy, with a low around 68. South southwest wind 7 to 9 mph, with gusts as high as 22 mph.  Chance of precipitation is 20%.

    Low: 68 °F

    Slight Chance
    T-storms

  • Tuesday

    Tuesday: Sunny, with a high near 79. Southwest wind 9 to 13 mph, with gusts as high as 26 mph.

    High: 79 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Showers likely after 2am.  Partly cloudy, with a low around 57. Northwest wind around 5 mph becoming calm  in the evening.  Chance of precipitation is 60%.

    Low: 57 °F

    Mostly Clear
    then Showers
    Likely

  • Wednesday

    Wednesday: Showers likely, mainly before 8am.  Mostly cloudy, with a high near 70. Chance of precipitation is 60%.

    High: 70 °F

    Showers
    Likely then
    Chance
    Showers

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 49.

    Low: 49 °F

    Mostly Cloudy

  • Thursday

    Thursday: A chance of showers.  Partly sunny, with a high near 67.

    High: 67 °F

    Chance
    Showers

  • Thursday Night

    Thursday Night: Showers likely, mainly before 2am.  Mostly cloudy, with a low around 47.

    Low: 47 °F

    Showers
    Likely

Detailed Forecast

Tonight
Mostly clear, with a low around 54. Light and variable wind.
Columbus Day
Mostly sunny, with a high near 83. South southwest wind 6 to 10 mph, with gusts as high as 23 mph.
Monday Night
A slight chance of showers and thunderstorms between 11pm and 2am. Partly cloudy, with a low around 68. South southwest wind 7 to 9 mph, with gusts as high as 22 mph. Chance of precipitation is 20%.
Tuesday
Sunny, with a high near 79. Southwest wind 9 to 13 mph, with gusts as high as 26 mph.
Tuesday Night
Showers likely after 2am. Partly cloudy, with a low around 57. Northwest wind around 5 mph becoming calm in the evening. Chance of precipitation is 60%.
Wednesday
Showers likely, mainly before 8am. Mostly cloudy, with a high near 70. Chance of precipitation is 60%.
Wednesday Night
Mostly cloudy, with a low around 49.
Thursday
A chance of showers. Partly sunny, with a high near 67.
Thursday Night
Showers likely, mainly before 2am. Mostly cloudy, with a low around 47.
Friday
A chance of showers. Mostly cloudy, with a high near 60. Breezy.
Friday Night
A chance of showers. Mostly cloudy, with a low around 35. Breezy.
Saturday
Mostly sunny, with a high near 52.
Saturday Night
Partly cloudy, with a low around 32.
Sunday
Sunny, with a high near 59.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles N Decatur MI
 42.17°N 85.98°W (Elev. 758 ft)
5:36 pm EDT Oct 11, 2026
5pm EDT Oct 11, 2026-6pm EDT Oct 18, 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