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

Custer, Custer County Airport (KCUT)

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

Fair

1°F

-17°C

Humidity 29%
Wind Speed N 10 G 18 mph
Barometer 29.97 in (1024.4 mb)
Dewpoint -24°F (-31°C)
Visibility 10.00 mi
Wind Chill-15°F (-26°C)
Last update 17 Jan 3:53 am MST
Extended Forecast for

4 Miles WSW Mount Rushmore SD

  • Overnight

    Overnight: A chance of flurries. Mostly clear, with a low around -4. Wind chill values as low as -30. Blustery, with a northwest wind around 23 mph, with gusts as high as 40 mph.

    Low: -4 °F

    Chance
    Flurries and
    Blustery

  • Saturday

    Saturday: Sunny, with a high near 26. Wind chill values as low as -29. Blustery, with a northwest wind 16 to 21 mph decreasing to 10 to 15 mph in the morning. Winds could gust as high as 34 mph.

    High: 26 °F

    Sunny and
    Blustery then
    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 17. Wind chill values as low as 6. Windy, with a northwest wind 17 to 22 mph increasing to 31 to 36 mph after midnight. Winds could gust as high as 49 mph.

    Low: 17 °F

    Mostly Clear
    and Windy

  • Sunday

    Sunday: A 20 percent chance of snow. Mostly sunny, with a temperature falling to around 15 by 5pm. Wind chill values as low as -2. Windy, with a northwest wind 29 to 34 mph decreasing to 21 to 26 mph in the afternoon. Winds could gust as high as 48 mph.

    High: 26 °F⇓

    Slight Chance
    Snow and
    Windy

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 6. Northwest wind 11 to 16 mph, with gusts as high as 26 mph.

    Low: 6 °F

    Partly Cloudy

  • M.L.King Day

    M.L.King Day: Mostly sunny, with a high near 22. Northwest wind 11 to 16 mph, with gusts as high as 31 mph.

    High: 22 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 16. West wind 13 to 18 mph, with gusts as high as 29 mph.

    Low: 16 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 38. Breezy, with a west wind 17 to 21 mph, with gusts as high as 36 mph.

    High: 38 °F

    Mostly Sunny
    and Breezy
    then Mostly
    Sunny

  • Tuesday Night

    Tuesday Night: A slight chance of snow. Mostly cloudy, with a low around 15. Blustery.

    Low: 15 °F

    Slight Chance
    Snow and
    Blustery

Detailed Forecast

Overnight
A chance of flurries. Mostly clear, with a low around -4. Wind chill values as low as -30. Blustery, with a northwest wind around 23 mph, with gusts as high as 40 mph.
Saturday
Sunny, with a high near 26. Wind chill values as low as -29. Blustery, with a northwest wind 16 to 21 mph decreasing to 10 to 15 mph in the morning. Winds could gust as high as 34 mph.
Saturday Night
Mostly clear, with a low around 17. Wind chill values as low as 6. Windy, with a northwest wind 17 to 22 mph increasing to 31 to 36 mph after midnight. Winds could gust as high as 49 mph.
Sunday
A 20 percent chance of snow. Mostly sunny, with a temperature falling to around 15 by 5pm. Wind chill values as low as -2. Windy, with a northwest wind 29 to 34 mph decreasing to 21 to 26 mph in the afternoon. Winds could gust as high as 48 mph.
Sunday Night
Partly cloudy, with a low around 6. Northwest wind 11 to 16 mph, with gusts as high as 26 mph.
M.L.King Day
Mostly sunny, with a high near 22. Northwest wind 11 to 16 mph, with gusts as high as 31 mph.
Monday Night
Partly cloudy, with a low around 16. West wind 13 to 18 mph, with gusts as high as 29 mph.
Tuesday
Mostly sunny, with a high near 38. Breezy, with a west wind 17 to 21 mph, with gusts as high as 36 mph.
Tuesday Night
A slight chance of snow. Mostly cloudy, with a low around 15. Blustery.
Wednesday
A slight chance of snow after 11am. Partly sunny, with a high near 22.
Wednesday Night
Partly cloudy, with a low around 7.
Thursday
Mostly sunny, with a high near 25.
Thursday Night
A slight chance of snow. Mostly cloudy, with a low around 6.
Friday
A chance of snow. Partly sunny, with a high near 17.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles WSW Mount Rushmore SD
 43.87°N 103.52°W (Elev. 6148 ft)
Last Update:
3:32 am MST Jan 17, 2026
Forecast Valid:
4am MST Jan 17, 2026-6pm MST Jan 23, 2026
 
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