Late January Extreme Cold; Watching for Another East Coast Storm Threat This Weekend

Well below normal temperatures will continue for the eastern half of the Lower 48 this week. Another blast of arctic air will spread from the Plains through the East/Southeast Friday into Saturday with more record lows expected even into Florida. Forecasts are being monitored for increasing potential of another significant winter storm to impact the eastern United States this coming weekend. Read More >

Current conditions at

Custer, Custer County Airport (KCUT)

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

Fair

26°F

-3°C

Humidity 55%
Wind Speed SW 7 mph
Barometer 30.13 in (1024.5 mb)
Dewpoint 12°F (-11°C)
Visibility 10.00 mi
Wind Chill18°F (-8°C)
Last update 27 Jan 8:53 am MST
Extended Forecast for

4 Miles SSW Hill City SD

  • Today

    Today: Mostly cloudy, then gradually becoming sunny, with a high near 35. Wind chill values as low as 20. Calm wind becoming northwest around 6 mph in the afternoon. Winds could gust as high as 24 mph.

    High: 35 °F

    Decreasing
    Clouds

  • Tonight

    Tonight: Mostly clear, with a steady temperature around 24. Wind chill values as low as 16. West wind around 6 mph, with gusts as high as 22 mph.

    Low: 24 °F

    Mostly Clear

  • Wednesday

    Wednesday: Partly sunny, with a high near 41. Wind chill values as low as 18. Light and variable wind.

    High: 41 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: A 20 percent chance of snow after 11pm.  Mostly cloudy, with a low around 20. Calm wind.

    Low: 20 °F

    Slight Chance
    Snow

  • Thursday

    Thursday: A 50 percent chance of snow.  Mostly cloudy, with a high near 34. Northwest wind 3 to 6 mph. Winds could gust as high as 21 mph.  New snow accumulation of less than a half inch possible.

    High: 34 °F

    Chance Snow

  • Thursday Night

    Thursday Night: Snow likely, mainly after 11pm.  Mostly cloudy, with a low around 14. Calm wind.  Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    Low: 14 °F

    Snow Likely

  • Friday

    Friday: A 40 percent chance of snow.  Mostly cloudy, with a high near 26. Calm wind becoming south around 5 mph. Winds could gust as high as 17 mph.

    High: 26 °F

    Chance Snow

  • Friday Night

    Friday Night: A chance of snow, mainly after 11pm.  Mostly cloudy, with a low around 14. Calm wind becoming west around 5 mph after midnight. Winds could gust as high as 17 mph.

    Low: 14 °F

    Chance Snow

  • Saturday

    Saturday: A chance of snow.  Partly sunny, with a high near 40.

    High: 40 °F

    Chance Snow

Detailed Forecast

Today
Mostly cloudy, then gradually becoming sunny, with a high near 35. Wind chill values as low as 20. Calm wind becoming northwest around 6 mph in the afternoon. Winds could gust as high as 24 mph.
Tonight
Mostly clear, with a steady temperature around 24. Wind chill values as low as 16. West wind around 6 mph, with gusts as high as 22 mph.
Wednesday
Partly sunny, with a high near 41. Wind chill values as low as 18. Light and variable wind.
Wednesday Night
A 20 percent chance of snow after 11pm. Mostly cloudy, with a low around 20. Calm wind.
Thursday
A 50 percent chance of snow. Mostly cloudy, with a high near 34. Northwest wind 3 to 6 mph. Winds could gust as high as 21 mph. New snow accumulation of less than a half inch possible.
Thursday Night
Snow likely, mainly after 11pm. Mostly cloudy, with a low around 14. Calm wind. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Friday
A 40 percent chance of snow. Mostly cloudy, with a high near 26. Calm wind becoming south around 5 mph. Winds could gust as high as 17 mph.
Friday Night
A chance of snow, mainly after 11pm. Mostly cloudy, with a low around 14. Calm wind becoming west around 5 mph after midnight. Winds could gust as high as 17 mph.
Saturday
A chance of snow. Partly sunny, with a high near 40.
Saturday Night
Partly cloudy, with a low around 24.
Sunday
Mostly sunny, with a high near 43.
Sunday Night
Partly cloudy, with a low around 23.
Monday
Partly sunny, with a high near 46.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SSW Hill City SD
 43.87°N 103.58°W (Elev. 5650 ft)
8:46 am MST Jan 27, 2026
8am MST Jan 27, 2026-6pm MST Feb 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