Heat Persists Across the Central and Western U.S.; Fire Weather Concerns in the Rockies and High Plains

Record-breaking heat expected in the Central and Western U.S. for the next several days. Gusty winds and low relative humidity will create elevated to critical fire weather conditions over portions of the Rockies and High Plains Wednesday and Thursday. Rain and mountain snow are possible across the Pacific Northwest into the Rockies through Wednesday. Read More >

Current conditions at

Custer, Custer County Airport (KCUT)

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

Overcast

47°F

8°C

Humidity 42%
Wind Speed NW 5 mph
Barometer 29.97 in (1011.4 mb)
Dewpoint 25°F (-4°C)
Visibility 10.00 mi
Wind Chill45°F (7°C)
Last update 24 Mar 10:53 pm MDT
Extended Forecast for

3 Miles NNE Keystone SD

Red Flag Warning March 25, 11:00am until March 25, 10:00pm
Click here for hazard details and duration
Red Flag Warning
  • Tonight

    Tonight: Mostly clear, with a steady temperature around 51. Calm wind becoming west around 6 mph after midnight. Winds could gust as high as 17 mph.

    Low: 51 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 78. West wind 5 to 9 mph, with gusts as high as 24 mph.

    High: 78 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 39. West wind 6 to 14 mph becoming north after midnight. Winds could gust as high as 29 mph.

    Low: 39 °F

    Partly Cloudy

  • Thursday

    Thursday: A chance of rain after noon, mixing with snow after 4pm.  Mostly cloudy, with a high near 45. North wind 9 to 13 mph, with gusts as high as 30 mph.  Chance of precipitation is 30%.

    High: 45 °F

    Partly Sunny
    then Chance
    Rain/Snow

  • Thursday Night

    Thursday Night: A 20 percent chance of snow before 9pm.  Mostly cloudy, then gradually becoming mostly clear, with a low around 26. North wind 5 to 8 mph becoming calm  after midnight. Winds could gust as high as 23 mph.

    Low: 26 °F

    Slight Chance
    Snow then
    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 49. Calm wind becoming southeast 5 to 8 mph in the afternoon. Winds could gust as high as 22 mph.

    High: 49 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 35. South wind around 7 mph becoming southwest after midnight. Winds could gust as high as 22 mph.

    Low: 35 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 64. West wind 5 to 8 mph becoming east in the afternoon. Winds could gust as high as 23 mph.

    High: 64 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 44.

    Low: 44 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a steady temperature around 51. Calm wind becoming west around 6 mph after midnight. Winds could gust as high as 17 mph.
Wednesday
Sunny, with a high near 78. West wind 5 to 9 mph, with gusts as high as 24 mph.
Wednesday Night
Partly cloudy, with a low around 39. West wind 6 to 14 mph becoming north after midnight. Winds could gust as high as 29 mph.
Thursday
A chance of rain after noon, mixing with snow after 4pm. Mostly cloudy, with a high near 45. North wind 9 to 13 mph, with gusts as high as 30 mph. Chance of precipitation is 30%.
Thursday Night
A 20 percent chance of snow before 9pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 26. North wind 5 to 8 mph becoming calm after midnight. Winds could gust as high as 23 mph.
Friday
Sunny, with a high near 49. Calm wind becoming southeast 5 to 8 mph in the afternoon. Winds could gust as high as 22 mph.
Friday Night
Mostly clear, with a low around 35. South wind around 7 mph becoming southwest after midnight. Winds could gust as high as 22 mph.
Saturday
Mostly sunny, with a high near 64. West wind 5 to 8 mph becoming east in the afternoon. Winds could gust as high as 23 mph.
Saturday Night
Partly cloudy, with a low around 44.
Sunday
Sunny, with a high near 74.
Sunday Night
Partly cloudy, with a low around 46.
Monday
Mostly sunny, with a high near 74.
Monday Night
A slight chance of rain. Mostly cloudy, with a low around 48.
Tuesday
A slight chance of rain. Mostly cloudy, with a high near 65.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles NNE Keystone SD
 43.92°N 103.41°W (Elev. 4708 ft)
9:41 pm MDT Mar 24, 2026
11pm MDT Mar 24, 2026-6pm MDT Mar 31, 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