Inclement Weather in the Pacific Northwest; Severe Thunderstorms in the Southeast; Impending Winter Storm

An approaching storm will bring rain and high elevation snow to Pacific Northwest through the weekend. Isolated severe thunderstorms are possible across parts of the Southeast today into this evening as a low strengthens over the Southeast. This system will form into a winter storm on Sunday that will bring heavy snow, high winds, and coastal flooding to the Mid-Atlantic and Northeast into Monday. Read More >

Current conditions at

Custer, Custer County Airport (KCUT)

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

Mostly Cloudy

23°F

-5°C

Humidity 55%
Wind Speed Calm
Barometer 30.29 in (1032.2 mb)
Dewpoint 9°F (-13°C)
Visibility 10.00 mi
Last update 21 Feb 4:53 pm MST
Extended Forecast for

4 Miles SW Mount Rushmore SD

  • Tonight

    Tonight: Mostly clear, with a low around 4. Wind chill values as low as -4. Northwest wind around 5 mph.

    Low: 4 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 28. Wind chill values as low as -2. Light and variable wind becoming southeast around 6 mph in the morning. Winds could gust as high as 17 mph.

    High: 28 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a temperature falling to near 16 by 8pm, then rising to around 24 during the remainder of the night. Wind chill values as low as 6. South wind 6 to 10 mph becoming west after midnight. Winds could gust as high as 20 mph.

    Low: 16 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 50. Wind chill values as low as 16 early. West wind 6 to 9 mph, with gusts as high as 18 mph.

    High: 50 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 33. West wind 8 to 11 mph, with gusts as high as 26 mph.

    Low: 33 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 49. West wind 9 to 11 mph, with gusts as high as 28 mph.

    High: 49 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: A 30 percent chance of snow, mainly after 11pm.  Mostly cloudy, with a low around 29. West wind 13 to 16 mph, with gusts as high as 28 mph.

    Low: 29 °F

    Chance Snow

  • Wednesday

    Wednesday: Snow likely, mainly after 11am.  Partly sunny, with a high near 42. West wind 15 to 17 mph, with gusts as high as 36 mph.

    High: 42 °F

    Snow Likely

  • Wednesday Night

    Wednesday Night: A chance of snow before 11pm.  Mostly clear, with a low around 25.

    Low: 25 °F

    Chance Snow
    then Mostly
    Clear

Detailed Forecast

Tonight
Mostly clear, with a low around 4. Wind chill values as low as -4. Northwest wind around 5 mph.
Sunday
Mostly sunny, with a high near 28. Wind chill values as low as -2. Light and variable wind becoming southeast around 6 mph in the morning. Winds could gust as high as 17 mph.
Sunday Night
Mostly clear, with a temperature falling to near 16 by 8pm, then rising to around 24 during the remainder of the night. Wind chill values as low as 6. South wind 6 to 10 mph becoming west after midnight. Winds could gust as high as 20 mph.
Monday
Mostly sunny, with a high near 50. Wind chill values as low as 16 early. West wind 6 to 9 mph, with gusts as high as 18 mph.
Monday Night
Mostly cloudy, with a low around 33. West wind 8 to 11 mph, with gusts as high as 26 mph.
Tuesday
Mostly cloudy, with a high near 49. West wind 9 to 11 mph, with gusts as high as 28 mph.
Tuesday Night
A 30 percent chance of snow, mainly after 11pm. Mostly cloudy, with a low around 29. West wind 13 to 16 mph, with gusts as high as 28 mph.
Wednesday
Snow likely, mainly after 11am. Partly sunny, with a high near 42. West wind 15 to 17 mph, with gusts as high as 36 mph.
Wednesday Night
A chance of snow before 11pm. Mostly clear, with a low around 25.
Thursday
Sunny, with a high near 44.
Thursday Night
Mostly clear, with a low around 29.
Friday
A chance of snow. Mostly sunny, with a high near 46.
Friday Night
A chance of snow. Mostly cloudy, with a low around 20.
Saturday
A chance of snow. Partly sunny, with a high near 35.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SW Mount Rushmore SD
 43.85°N 103.52°W (Elev. 6109 ft)
4:02 pm MST Feb 21, 2026
5pm MST Feb 21, 2026-6pm MST Feb 28, 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