Early Spring Heat Wave in the Southwest U.S.; Critical Fire Weather in the Central Rockies and Plains

An unusual early Spring heat wave will continue much above-normal temperatures over the Southwest U.S. through early next week. Periods of critical fire weather will persist from the central Rockies to the central Plains through the weekend as gusty winds and low relative humidity continue. Read More >

Current conditions at

Custer, Custer County Airport (KCUT)

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

Fair

45°F

7°C

Humidity 40%
Wind Speed SW 5 mph
Barometer 30.15 in (1016.1 mb)
Dewpoint 22°F (-6°C)
Visibility 10.00 mi
Wind Chill42°F (6°C)
Last update 20 Mar 1:53 am MDT
Extended Forecast for

Hill City SD

Red Flag Warning March 20, 10:00am until March 20, 09:00pm
Click here for hazard details and duration
Red Flag Warning
  • Overnight

    Overnight: Mostly clear, with a steady temperature around 40. Calm wind.

    Low: 40 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 74. Calm wind becoming west 5 to 9 mph in the morning. Winds could gust as high as 22 mph.

    High: 74 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 47. West wind 5 to 7 mph becoming calm  in the evening. Winds could gust as high as 15 mph.

    Low: 47 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 80. Calm wind becoming west 5 to 8 mph in the afternoon. Winds could gust as high as 26 mph.

    High: 80 °F

    Sunny

  • Saturday Night

    Saturday Night: A 30 percent chance of rain after midnight.  Mostly cloudy, with a low around 37. Northwest wind 5 to 8 mph becoming calm  after midnight. Winds could gust as high as 22 mph.

    Low: 37 °F

    Partly Cloudy
    then Chance
    Rain

  • Sunday

    Sunday: A chance of rain and snow before 10am, then a chance of rain.  Partly sunny, with a high near 53. Calm wind becoming northwest around 6 mph. Winds could gust as high as 20 mph.  Chance of precipitation is 30%.

    High: 53 °F

    Chance
    Rain/Snow
    then Slight
    Chance Rain

  • Sunday Night

    Sunday Night: A slight chance of rain and snow after midnight.  Partly cloudy, with a low around 33. Calm wind.  Chance of precipitation is 20%.

    Low: 33 °F

    Partly Cloudy
    then Slight
    Chance
    Rain/Snow

  • Monday

    Monday: Partly sunny, with a high near 62. Calm wind becoming west around 5 mph. Winds could gust as high as 18 mph.

    High: 62 °F

    Partly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 34.

    Low: 34 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Mostly clear, with a steady temperature around 40. Calm wind.
Friday
Sunny, with a high near 74. Calm wind becoming west 5 to 9 mph in the morning. Winds could gust as high as 22 mph.
Friday Night
Mostly clear, with a low around 47. West wind 5 to 7 mph becoming calm in the evening. Winds could gust as high as 15 mph.
Saturday
Sunny, with a high near 80. Calm wind becoming west 5 to 8 mph in the afternoon. Winds could gust as high as 26 mph.
Saturday Night
A 30 percent chance of rain after midnight. Mostly cloudy, with a low around 37. Northwest wind 5 to 8 mph becoming calm after midnight. Winds could gust as high as 22 mph.
Sunday
A chance of rain and snow before 10am, then a chance of rain. Partly sunny, with a high near 53. Calm wind becoming northwest around 6 mph. Winds could gust as high as 20 mph. Chance of precipitation is 30%.
Sunday Night
A slight chance of rain and snow after midnight. Partly cloudy, with a low around 33. Calm wind. Chance of precipitation is 20%.
Monday
Partly sunny, with a high near 62. Calm wind becoming west around 5 mph. Winds could gust as high as 18 mph.
Monday Night
Mostly cloudy, with a low around 34.
Tuesday
Partly sunny, with a high near 59.
Tuesday Night
Mostly cloudy, with a low around 43.
Wednesday
Mostly sunny, with a high near 74.
Wednesday Night
A slight chance of rain and snow. Mostly cloudy, with a low around 33.
Thursday
A chance of rain and snow. Mostly sunny, with a high near 48.
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ABOUT THIS FORECAST

 
Point Forecast:
Hill City SD
 43.93°N 103.56°W (Elev. 5161 ft)
1:42 am MDT Mar 20, 2026
2am MDT Mar 20, 2026-6pm MDT Mar 26, 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