Fire Weather Concerns; Record Warmth Spreads

The Plains to the mid-Mississippi Valley continue with warm and dry conditions. Any fires that initiate could spread quickly. The warm temperatures will expand across the Southern Plains into the Southwest where numerous records are expected through the weekend. Meanwhile, a cold front will move southward across the northern Plains and Great Lakes region where some snow will develop this weekend. Read More >

Hazardous Weather Conditions

Current conditions at

Custer, Custer County Airport (KCUT)

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

Overcast

29°F

-2°C

Humidity 66%
Wind Speed N 3 mph
Barometer 29.90 in (1012.1 mb)
Dewpoint 19°F (-7°C)
Visibility 10.00 mi
Last update 27 Feb 11:53 pm MST
Extended Forecast for

3 Miles NNE Keystone SD

  • Overnight

    Overnight: Mostly clear, with a low around 29. Calm wind becoming west around 5 mph.

    Low: 29 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 46. West wind 6 to 13 mph becoming north in the afternoon. Winds could gust as high as 30 mph.

    High: 46 °F

    Sunny

  • Saturday Night

    Saturday Night: Increasing clouds, with a low around 21. Northeast wind around 5 mph becoming calm  in the evening. Winds could gust as high as 15 mph.

    Low: 21 °F

    Increasing
    Clouds

  • Sunday

    Sunday: Partly sunny, with a high near 44. Wind chill values as low as 17. Southeast wind 3 to 6 mph. Winds could gust as high as 17 mph.

    High: 44 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 30. Light and variable wind.

    Low: 30 °F

    Mostly Cloudy

  • Monday

    Monday: A 30 percent chance of rain after 11am.  Mostly cloudy, with a high near 55. Light and variable wind becoming northwest around 6 mph in the morning. Winds could gust as high as 17 mph.

    High: 55 °F

    Chance Rain

  • Monday Night

    Monday Night: A chance of rain, mixing with snow after 10pm, then gradually ending.  Mostly cloudy, with a low around 34. Northwest wind 3 to 5 mph.  Chance of precipitation is 30%.

    Low: 34 °F

    Chance
    Rain/Snow
    then Mostly
    Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 53. Northwest wind around 6 mph becoming east in the afternoon. Winds could gust as high as 18 mph.

    High: 53 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 34.

    Low: 34 °F

    Mostly Clear

Detailed Forecast

Overnight
Mostly clear, with a low around 29. Calm wind becoming west around 5 mph.
Saturday
Sunny, with a high near 46. West wind 6 to 13 mph becoming north in the afternoon. Winds could gust as high as 30 mph.
Saturday Night
Increasing clouds, with a low around 21. Northeast wind around 5 mph becoming calm in the evening. Winds could gust as high as 15 mph.
Sunday
Partly sunny, with a high near 44. Wind chill values as low as 17. Southeast wind 3 to 6 mph. Winds could gust as high as 17 mph.
Sunday Night
Mostly cloudy, with a low around 30. Light and variable wind.
Monday
A 30 percent chance of rain after 11am. Mostly cloudy, with a high near 55. Light and variable wind becoming northwest around 6 mph in the morning. Winds could gust as high as 17 mph.
Monday Night
A chance of rain, mixing with snow after 10pm, then gradually ending. Mostly cloudy, with a low around 34. Northwest wind 3 to 5 mph. Chance of precipitation is 30%.
Tuesday
Sunny, with a high near 53. Northwest wind around 6 mph becoming east in the afternoon. Winds could gust as high as 18 mph.
Tuesday Night
Mostly clear, with a low around 34.
Wednesday
Mostly sunny, with a high near 61.
Wednesday Night
Mostly cloudy, with a low around 36.
Thursday
A chance of rain. Mostly sunny, with a high near 49.
Thursday Night
A chance of rain and snow. Mostly cloudy, with a low around 27.
Friday
A chance of snow. Mostly sunny, with a high near 43.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles NNE Keystone SD
 43.92°N 103.41°W (Elev. 4708 ft)
11:32 pm MST Feb 27, 2026
12am MST Feb 28, 2026-6pm MST Mar 6, 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