Prolonged Atmospheric River in the Pacific Northwest; Snow and High Winds from the Upper Midwest into the Northeast

A prolonged atmospheric river will continue to impact the Pacific Northwest into the Northern Rockies with heavy rainfall, areas of urban and river flooding, landslides, heavy mountain snow, and gusty winds into Thursday. A strong clipper system will bring the threat of heavy snow and high winds across the Upper Midwest/Great Lakes as well as portions of the interior Northeast and Appalachians. Read More >

Current conditions at

Custer, Custer County Airport (KCUT)

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

Fair

29°F

-2°C

Humidity 56%
Wind Speed NW 9 G 22 mph
Barometer 30.04 in (1019.0 mb)
Dewpoint 15°F (-9°C)
Visibility 10.00 mi
Wind Chill21°F (-6°C)
Last update 10 Dec 3:53 am MST
Extended Forecast for

9 Miles S Hot Springs SD

  • Today

    Today: A 20 percent chance of rain after 2pm.  Mostly cloudy, with a high near 45. West wind 5 to 9 mph becoming east in the afternoon. Winds could gust as high as 18 mph.

    High: 45 °F

    Mostly Cloudy
    then Slight
    Chance Rain

  • Tonight

    Tonight: Partly cloudy, with a steady temperature around 39. Southwest wind 6 to 13 mph, with gusts as high as 18 mph.

    Low: 39 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 63. Breezy, with a west wind 16 to 23 mph, with gusts as high as 38 mph.

    High: 63 °F

    Mostly Sunny
    and Breezy

  • Thursday Night

    Thursday Night: A chance of rain before midnight, then a chance of rain and snow between midnight and 2am, then a chance of snow after 2am.  Mostly cloudy, with a low around 25. Northwest wind 9 to 14 mph becoming northeast after midnight. Winds could gust as high as 23 mph.  Chance of precipitation is 40%. New snow accumulation of less than a half inch possible.

    Low: 25 °F

    Chance Rain
    then Chance
    Rain/Snow

  • Friday

    Friday: A 40 percent chance of snow.  Mostly cloudy, with a high near 33. East wind around 10 mph, with gusts as high as 16 mph.  New snow accumulation of less than a half inch possible.

    High: 33 °F

    Chance Snow

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 12. East wind 6 to 8 mph.

    Low: 12 °F

    Mostly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 29. East wind 8 to 10 mph, with gusts as high as 16 mph.

    High: 29 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 11. East wind around 7 mph becoming west after midnight.

    Low: 11 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 50.

    High: 50 °F

    Mostly Sunny

Detailed Forecast

Today
A 20 percent chance of rain after 2pm. Mostly cloudy, with a high near 45. West wind 5 to 9 mph becoming east in the afternoon. Winds could gust as high as 18 mph.
Tonight
Partly cloudy, with a steady temperature around 39. Southwest wind 6 to 13 mph, with gusts as high as 18 mph.
Thursday
Mostly sunny, with a high near 63. Breezy, with a west wind 16 to 23 mph, with gusts as high as 38 mph.
Thursday Night
A chance of rain before midnight, then a chance of rain and snow between midnight and 2am, then a chance of snow after 2am. Mostly cloudy, with a low around 25. Northwest wind 9 to 14 mph becoming northeast after midnight. Winds could gust as high as 23 mph. Chance of precipitation is 40%. New snow accumulation of less than a half inch possible.
Friday
A 40 percent chance of snow. Mostly cloudy, with a high near 33. East wind around 10 mph, with gusts as high as 16 mph. New snow accumulation of less than a half inch possible.
Friday Night
Mostly cloudy, with a low around 12. East wind 6 to 8 mph.
Saturday
Partly sunny, with a high near 29. East wind 8 to 10 mph, with gusts as high as 16 mph.
Saturday Night
Partly cloudy, with a low around 11. East wind around 7 mph becoming west after midnight.
Sunday
Mostly sunny, with a high near 50.
Sunday Night
Mostly clear, with a low around 26.
Monday
Sunny, with a high near 55.
Monday Night
Partly cloudy, with a low around 30.
Tuesday
Mostly sunny, with a high near 57.
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ABOUT THIS FORECAST

 
Point Forecast:
9 Miles S Hot Springs SD
 43.29°N 103.44°W (Elev. 3199 ft)
4:16 am MST Dec 10, 2025
4am MST Dec 10, 2025-6pm MST Dec 16, 2025
 
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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