Prolonged Extreme Cold; Eastern U.S. Winter Storm

Another Arctic blast will surge south across the northern Plains Thursday night, crossing the Midwest and reaching the Gulf Coast Friday night. Confidence continues to increase for significant heavy snow across much of the Southern Appalachians, Carolinas, and southern Mid-Atlantic Friday into Sunday. Read More >

Current conditions at

Custer, Custer County Airport (KCUT)

Lat: 43.73°NLon: 103.62°WElev: 5600ft.

Overcast

29°F

-2°C

Humidity 72%
Wind Speed W 8 G 17 mph
Barometer 30.03 in (1018.4 mb)
Dewpoint 21°F (-6°C)
Visibility 10.00 mi
Wind Chill21°F (-6°C)
Last update 29 Jan 1:53 am MST
Extended Forecast for

5 Miles SSW Rochford SD

Winter Weather Advisory January 29, 05:00am until January 30, 05:00pm
Click here for hazard details and duration
Winter Weather Advisory
  • Overnight

    Overnight: Snow likely, mainly after 5am.  Mostly cloudy, with a low around 22. Wind chill values as low as 15. West wind around 6 mph, with gusts as high as 22 mph.  Chance of precipitation is 60%. Total nighttime snow accumulation of less than a half inch possible.

    Low: 22 °F

    Snow Likely

  • Thursday

    Thursday: Snow, mainly before 3pm.  High near 29. Wind chill values as low as 14. Northwest wind 7 to 10 mph, with gusts as high as 15 mph.  Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.

    High: 29 °F

    Snow

  • Thursday Night

    Thursday Night: Snow likely.  Mostly cloudy, with a steady temperature around 22. Northwest wind 3 to 6 mph.  Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    Low: 22 °F

    Snow Likely

  • Friday

    Friday: Snow likely, mainly before 11am.  Partly sunny, with a high near 30. Wind chill values as low as 16. Calm wind becoming north around 5 mph. Winds could gust as high as 16 mph.  Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.

    High: 30 °F

    Snow Likely
    then Chance
    Snow

  • Friday Night

    Friday Night: A 20 percent chance of snow.  Mostly cloudy, with a temperature falling to near 17 by 9pm, then rising to around 25 during the remainder of the night. Light southwest wind. Winds could gust as high as 15 mph.

    Low: 17 °F

    Slight Chance
    Snow

  • Saturday

    Saturday: A 50 percent chance of snow.  Partly sunny, with a high near 38. West wind 5 to 11 mph, with gusts as high as 33 mph.  New snow accumulation of less than a half inch possible.

    High: 38 °F

    Chance Snow

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 24. Northwest wind around 9 mph, with gusts as high as 32 mph.

    Low: 24 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 41. Northwest wind 3 to 8 mph. Winds could gust as high as 28 mph.

    High: 41 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 23.

    Low: 23 °F

    Partly Cloudy

Detailed Forecast

Overnight
Snow likely, mainly after 5am. Mostly cloudy, with a low around 22. Wind chill values as low as 15. West wind around 6 mph, with gusts as high as 22 mph. Chance of precipitation is 60%. Total nighttime snow accumulation of less than a half inch possible.
Thursday
Snow, mainly before 3pm. High near 29. Wind chill values as low as 14. Northwest wind 7 to 10 mph, with gusts as high as 15 mph. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.
Thursday Night
Snow likely. Mostly cloudy, with a steady temperature around 22. Northwest wind 3 to 6 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Friday
Snow likely, mainly before 11am. Partly sunny, with a high near 30. Wind chill values as low as 16. Calm wind becoming north around 5 mph. Winds could gust as high as 16 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.
Friday Night
A 20 percent chance of snow. Mostly cloudy, with a temperature falling to near 17 by 9pm, then rising to around 25 during the remainder of the night. Light southwest wind. Winds could gust as high as 15 mph.
Saturday
A 50 percent chance of snow. Partly sunny, with a high near 38. West wind 5 to 11 mph, with gusts as high as 33 mph. New snow accumulation of less than a half inch possible.
Saturday Night
Mostly clear, with a low around 24. Northwest wind around 9 mph, with gusts as high as 32 mph.
Sunday
Sunny, with a high near 41. Northwest wind 3 to 8 mph. Winds could gust as high as 28 mph.
Sunday Night
Partly cloudy, with a low around 23.
Monday
Partly sunny, with a high near 42.
Monday Night
A slight chance of snow. Mostly cloudy, with a low around 23.
Tuesday
A chance of snow. Mostly sunny, with a high near 31.
Tuesday Night
A slight chance of snow. Partly cloudy, with a low around 18.
Wednesday
Mostly sunny, with a high near 33.
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles SSW Rochford SD
 44.05°N 103.78°W (Elev. 5810 ft)
1:57 am MST Jan 29, 2026
2am MST Jan 29, 2026-6pm MST 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