Prolonged Extreme Cold; Eastern U.S. Winter Storm

Another Arctic blast will surge south across the northern Plains tonight, crossing the Midwest and reaching the Gulf Coast Friday night. Dangerously cold temperatures will persist across the eastern U.S. into early February. There is increasing confidence for significant heavy snow across much of the Southern Appalachians, Carolinas, and southern Mid-Atlantic Friday into Sunday. Read More >

Current conditions at

South Haven, South Haven Area Regional Airport (KLWA)

Lat: 42.35°NLon: 86.26°WElev: 666ft.

Overcast

18°F

-8°C

Humidity 62%
Wind Speed SE 5 mph
Barometer 30.25 in
Dewpoint 7°F (-14°C)
Visibility 10.00 mi
Wind Chill11°F (-12°C)
Last update 29 Jan 4:15 pm EST
Extended Forecast for

4 Miles N Decatur MI

Cold Weather Advisory January 30, 12:00am until January 30, 10:00am
Click here for hazard details and duration
Cold Weather Advisory
  • This Afternoon

    This Afternoon: A 30 percent chance of snow showers.  Mostly cloudy, with a high near 18. Northwest wind around 5 mph.

    High: 18 °F

    Chance Snow
    Showers

  • Tonight

    Tonight: A chance of snow showers before 7pm, then a slight chance of snow showers after 4am.  Mostly cloudy, with a low around -1. Calm wind.  Chance of precipitation is 30%.

    Low: -1 °F

    Chance Snow
    Showers

  • Friday

    Friday: A 10 percent chance of snow showers before 7am.  Mostly sunny, with a high near 11. Wind chill values as low as -9. Light and variable wind becoming northeast around 6 mph in the morning.

    High: 11 °F

    Slight Chance
    Snow Showers
    then Mostly
    Sunny

  • Friday Night

    Friday Night: A 40 percent chance of snow showers.  Increasing clouds, with a low around 0. Light north wind.

    Low: 0 °F

    Chance Snow
    Showers

  • Saturday

    Saturday: Sunny, with a high near 17. North northeast wind 3 to 6 mph.

    High: 17 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around -3.

    Low: -3 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 25.

    High: 25 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: A chance of snow showers after 1am.  Mostly cloudy, with a low around 11.

    Low: 11 °F

    Mostly Cloudy
    then Chance
    Snow Showers

  • Monday

    Monday: A chance of snow showers before 1pm.  Mostly cloudy, with a high near 27.

    High: 27 °F

    Chance Snow
    Showers

Detailed Forecast

This Afternoon
A 30 percent chance of snow showers. Mostly cloudy, with a high near 18. Northwest wind around 5 mph.
Tonight
A chance of snow showers before 7pm, then a slight chance of snow showers after 4am. Mostly cloudy, with a low around -1. Calm wind. Chance of precipitation is 30%.
Friday
A 10 percent chance of snow showers before 7am. Mostly sunny, with a high near 11. Wind chill values as low as -9. Light and variable wind becoming northeast around 6 mph in the morning.
Friday Night
A 40 percent chance of snow showers. Increasing clouds, with a low around 0. Light north wind.
Saturday
Sunny, with a high near 17. North northeast wind 3 to 6 mph.
Saturday Night
Mostly clear, with a low around -3.
Sunday
Mostly sunny, with a high near 25.
Sunday Night
A chance of snow showers after 1am. Mostly cloudy, with a low around 11.
Monday
A chance of snow showers before 1pm. Mostly cloudy, with a high near 27.
Monday Night
Mostly cloudy, with a low around 14.
Tuesday
A chance of snow showers. Mostly cloudy, with a high near 27.
Tuesday Night
A chance of snow showers. Mostly cloudy, with a low around 9.
Wednesday
A chance of snow showers. Mostly cloudy, with a high near 25.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles N Decatur MI
 42.17°N 85.98°W (Elev. 758 ft)
4:11 pm EST Jan 29, 2026
4pm EST Jan 29, 2026-6pm EST Feb 4, 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