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

Hazardous Weather Conditions

Current conditions at

Custer, Custer County Airport (KCUT)

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

A Few Clouds

26°F

-3°C

Humidity 40%
Wind Speed W 10 mph
Barometer 29.85 in (1014.9 mb)
Dewpoint 5°F (-15°C)
Visibility 10.00 mi
Wind Chill16°F (-9°C)
Last update 20 Jan 7:53 am MST
Extended Forecast for

3 Miles NNE Keystone SD

  • Today

    Today: Mostly sunny, with a high near 38. Wind chill values as low as 13. Northwest wind 8 to 16 mph, with gusts as high as 38 mph.

    High: 38 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 18. Wind chill values as low as 9. West wind 9 to 11 mph, with gusts as high as 34 mph.

    Low: 18 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 30. Wind chill values as low as 10. Blustery, with a northwest wind 15 to 20 mph decreasing to 8 to 13 mph in the afternoon. Winds could gust as high as 45 mph.

    High: 30 °F

    Sunny and
    Blustery then
    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 12. Northwest wind around 6 mph, with gusts as high as 18 mph.

    Low: 12 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 24. Northwest wind 5 to 7 mph, with gusts as high as 21 mph.

    High: 24 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: A 20 percent chance of snow after 11pm. Mostly cloudy, with a low around -3. Light and variable wind.

    Low: -3 °F

    Slight Chance
    Snow

  • Friday

    Friday: A 20 percent chance of snow. Mostly cloudy, with a high near 11. Southeast wind 3 to 6 mph. Winds could gust as high as 18 mph.

    High: 11 °F

    Slight Chance
    Snow

  • Friday Night

    Friday Night: A slight chance of snow. Partly cloudy, with a low around -1. Light and variable wind.

    Low: -1 °F

    Slight Chance
    Snow

  • Saturday

    Saturday: Sunny, with a high near 23.

    High: 23 °F

    Sunny

Detailed Forecast

Today
Mostly sunny, with a high near 38. Wind chill values as low as 13. Northwest wind 8 to 16 mph, with gusts as high as 38 mph.
Tonight
Mostly clear, with a low around 18. Wind chill values as low as 9. West wind 9 to 11 mph, with gusts as high as 34 mph.
Wednesday
Sunny, with a high near 30. Wind chill values as low as 10. Blustery, with a northwest wind 15 to 20 mph decreasing to 8 to 13 mph in the afternoon. Winds could gust as high as 45 mph.
Wednesday Night
Partly cloudy, with a low around 12. Northwest wind around 6 mph, with gusts as high as 18 mph.
Thursday
Mostly sunny, with a high near 24. Northwest wind 5 to 7 mph, with gusts as high as 21 mph.
Thursday Night
A 20 percent chance of snow after 11pm. Mostly cloudy, with a low around -3. Light and variable wind.
Friday
A 20 percent chance of snow. Mostly cloudy, with a high near 11. Southeast wind 3 to 6 mph. Winds could gust as high as 18 mph.
Friday Night
A slight chance of snow. Partly cloudy, with a low around -1. Light and variable wind.
Saturday
Sunny, with a high near 23.
Saturday Night
Mostly clear, with a low around 9.
Sunday
Sunny, with a high near 31.
Sunday Night
Partly cloudy, with a low around 16.
Monday
Mostly sunny, with a high near 45.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles NNE Keystone SD
 43.92°N 103.41°W (Elev. 4708 ft)
Last Update:
6:21 am MST Jan 20, 2026
Forecast Valid:
8am MST Jan 20, 2026-6pm MST Jan 26, 2026
 
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Additional Resources

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