National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Arctic Air for the Northeast and Mid-Atlantic; Increase Rainfall for Pacific Northwest

An arctic cold front will quickly track across the Great Lakes, Northeast and mid-Atlantic. Snow showers and squalls will accompany this system with increasing winds and falling temperatures. Damaging wind gusts may result in tree damage and power outages. Meanwhile, moisture returns for the Pacific Northwest this weekend with both coverage and intensity of rainfall and higher elevation snows. Read More >

Current conditions at

Custer, Custer County Airport (KCUT)

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

Fair

37°F

3°C

Humidity 46%
Wind Speed N 7 mph
Barometer 30.24 in (1022.7 mb)
Dewpoint 18°F (-8°C)
Visibility 10.00 mi
Wind Chill32°F (0°C)
Last update 6 Feb 5:53 am MST
Extended Forecast for

Mount Rushmore SD

  • Today

    Today: Sunny, with a high near 55. Calm wind.

    High: 55 °F

    Sunny

  • Tonight

    Tonight: Partly cloudy, with a steady temperature around 44. Calm wind becoming southwest around 6 mph in the evening. Winds could gust as high as 16 mph.

    Low: 44 °F

    Partly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 58. Northwest wind around 7 mph, with gusts as high as 21 mph.

    High: 58 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 41. Northwest wind 3 to 5 mph. Winds could gust as high as 15 mph.

    Low: 41 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 60. Light west wind.

    High: 60 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 40. Calm wind becoming west around 5 mph after midnight. Winds could gust as high as 15 mph.

    Low: 40 °F

    Mostly Cloudy

  • Monday

    Monday: A 20 percent chance of rain after 11am. Partly sunny, with a high near 54. West wind around 5 mph, with gusts as high as 16 mph.

    High: 54 °F

    Slight Chance
    Rain

  • Monday Night

    Monday Night: A chance of snow. Mostly cloudy, with a low around 29. Northwest wind around 7 mph, with gusts as high as 15 mph.

    Low: 29 °F

    Chance Snow

  • Tuesday

    Tuesday: A chance of snow. Mostly cloudy, with a high near 39.

    High: 39 °F

    Chance Snow

Detailed Forecast

Today
Sunny, with a high near 55. Calm wind.
Tonight
Partly cloudy, with a steady temperature around 44. Calm wind becoming southwest around 6 mph in the evening. Winds could gust as high as 16 mph.
Saturday
Partly sunny, with a high near 58. Northwest wind around 7 mph, with gusts as high as 21 mph.
Saturday Night
Partly cloudy, with a low around 41. Northwest wind 3 to 5 mph. Winds could gust as high as 15 mph.
Sunday
Mostly sunny, with a high near 60. Light west wind.
Sunday Night
Mostly cloudy, with a low around 40. Calm wind becoming west around 5 mph after midnight. Winds could gust as high as 15 mph.
Monday
A 20 percent chance of rain after 11am. Partly sunny, with a high near 54. West wind around 5 mph, with gusts as high as 16 mph.
Monday Night
A chance of snow. Mostly cloudy, with a low around 29. Northwest wind around 7 mph, with gusts as high as 15 mph.
Tuesday
A chance of snow. Mostly cloudy, with a high near 39.
Tuesday Night
A chance of snow. Mostly cloudy, with a low around 27.
Wednesday
A chance of snow. Mostly cloudy, with a high near 41.
Wednesday Night
A slight chance of snow. Mostly cloudy, with a low around 26.
Thursday
A slight chance of snow. Sunny, with a high near 44.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Mount Rushmore SD
 43.87°N 103.46°W (Elev. 5000 ft)
Last Update:
6:32 am MST Feb 6, 2026
Forecast Valid:
6am MST Feb 6, 2026-6pm MST Feb 12, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation