Heat the Southwest; Fire Weather in the Central U.S.; Kona Low Impacting Hawaii

A rare March heat wave is ongoing with much above-normal temperatures over the Southwest U.S. through this weekend. Periods of critical fire weather will persist from the central Rockies to the central and southern Plains through the weekend as gusty winds and low relative humidity continue. A Kona low will continue to bring several rounds of moderate to heavy rainfall to Hawaii through Sunday. Read More >

Current conditions at

Custer, Custer County Airport (KCUT)

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

Fair

71°F

22°C

Humidity 16%
Wind Speed W 10 G 22 mph
Barometer 30.08 in (1013.1 mb)
Dewpoint 22°F (-6°C)
Visibility 10.00 mi
Last update 20 Mar 4:53 pm MDT
Extended Forecast for

2 Miles W Hill City SD

Red Flag Warning March 20, 05:27pm until March 21, 09:00pm
Click here for hazard details and duration
Red Flag Warning
  •  
    Red Flag Warning March 20, 05:27pm until March 21, 09:00pm

    NOW until 9:00pm Sat

    Red Flag Warning

  • Tonight

    Low: 51 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 78. West wind 5 to 9 mph, with gusts as high as 26 mph.

    High: 78 °F

    Sunny

  • Saturday Night

    Saturday Night: A 30 percent chance of showers after midnight.  Mostly cloudy, with a low around 37. North wind 5 to 10 mph, with gusts as high as 25 mph.

    Low: 37 °F

    Mostly Cloudy
    then Chance
    Showers

  • Sunday

    Sunday: A chance of rain and snow showers before 9am, then a chance of rain showers.  Partly sunny, with a high near 51. North wind around 5 mph becoming calm  in the afternoon. Winds could gust as high as 17 mph.  Chance of precipitation is 40%. Little or no snow accumulation expected.

    High: 51 °F

    Chance
    Rain/Snow
    then Chance
    Showers

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 34. Light and variable wind.

    Low: 34 °F

    Partly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 61. Light and variable wind.

    High: 61 °F

    Partly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 37. Calm wind becoming northwest around 5 mph after midnight.

    Low: 37 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 60. West wind 5 to 7 mph becoming southeast in the afternoon. Winds could gust as high as 23 mph.

    High: 60 °F

    Partly Sunny

Detailed Forecast

Tonight
Mostly clear, with a low around 51. West wind around 5 mph becoming calm. Winds could gust as high as 15 mph.
Saturday
Sunny, with a high near 78. West wind 5 to 9 mph, with gusts as high as 26 mph.
Saturday Night
A 30 percent chance of showers after midnight. Mostly cloudy, with a low around 37. North wind 5 to 10 mph, with gusts as high as 25 mph.
Sunday
A chance of rain and snow showers before 9am, then a chance of rain showers. Partly sunny, with a high near 51. North wind around 5 mph becoming calm in the afternoon. Winds could gust as high as 17 mph. Chance of precipitation is 40%. Little or no snow accumulation expected.
Sunday Night
Partly cloudy, with a low around 34. Light and variable wind.
Monday
Partly sunny, with a high near 61. Light and variable wind.
Monday Night
Mostly cloudy, with a low around 37. Calm wind becoming northwest around 5 mph after midnight.
Tuesday
Partly sunny, with a high near 60. West wind 5 to 7 mph becoming southeast in the afternoon. Winds could gust as high as 23 mph.
Tuesday Night
Mostly cloudy, with a low around 44.
Wednesday
Mostly sunny, with a high near 74.
Wednesday Night
Partly cloudy, with a low around 33.
Thursday
Mostly sunny, with a high near 48.
Thursday Night
Mostly cloudy, with a low around 23.
Friday
Mostly sunny, with a high near 47.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles W Hill City SD
 43.93°N 103.62°W (Elev. 5587 ft)
3:28 pm MDT Mar 20, 2026
5pm MDT Mar 20, 2026-6pm MDT Mar 27, 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