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

49°F

9°C

Humidity 36%
Wind Speed NW 7 mph
Barometer 30.17 in (1016.7 mb)
Dewpoint 23°F (-5°C)
Visibility 10.00 mi
Wind Chill46°F (8°C)
Last update 20 Mar 6:53 am MDT
Extended Forecast for

4 Miles W 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
  • Today

    Today: Sunny, with a high near 69. West wind 5 to 9 mph, with gusts as high as 23 mph.

    High: 69 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 46. West wind 5 to 9 mph becoming light. Winds could gust as high as 17 mph.

    Low: 46 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 75. West wind 6 to 10 mph, with gusts as high as 29 mph.

    High: 75 °F

    Sunny

  • Saturday Night

    Saturday Night: A chance of rain before 4am, then a chance of rain and snow between 4am and 5am, then a chance of snow after 5am.  Mostly cloudy, with a low around 35. North wind 8 to 11 mph, with gusts as high as 28 mph.  Chance of precipitation is 30%.

    Low: 35 °F

    Partly Cloudy
    then Chance
    Rain/Snow

  • Sunday

    Sunday: A chance of snow before noon, then a slight chance of rain.  Partly sunny, with a high near 49. Northwest wind 5 to 7 mph, with gusts as high as 21 mph.  Chance of precipitation is 40%. Little or no snow accumulation expected.

    High: 49 °F

    Chance Snow
    then Slight
    Chance Rain

  • Sunday Night

    Sunday Night: A 20 percent chance of snow after midnight.  Partly cloudy, with a low around 32. Light and variable wind becoming south around 6 mph after midnight. Winds could gust as high as 17 mph.

    Low: 32 °F

    Partly Cloudy
    then Slight
    Chance Snow

  • Monday

    Monday: Partly sunny, with a high near 57. Southwest wind around 6 mph becoming north in the afternoon. Winds could gust as high as 20 mph.

    High: 57 °F

    Partly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 33. North wind 3 to 5 mph. Winds could gust as high as 16 mph.

    Low: 33 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 55.

    High: 55 °F

    Partly Sunny

Detailed Forecast

Today
Sunny, with a high near 69. West wind 5 to 9 mph, with gusts as high as 23 mph.
Tonight
Mostly clear, with a low around 46. West wind 5 to 9 mph becoming light. Winds could gust as high as 17 mph.
Saturday
Sunny, with a high near 75. West wind 6 to 10 mph, with gusts as high as 29 mph.
Saturday Night
A chance of rain before 4am, then a chance of rain and snow between 4am and 5am, then a chance of snow after 5am. Mostly cloudy, with a low around 35. North wind 8 to 11 mph, with gusts as high as 28 mph. Chance of precipitation is 30%.
Sunday
A chance of snow before noon, then a slight chance of rain. Partly sunny, with a high near 49. Northwest wind 5 to 7 mph, with gusts as high as 21 mph. Chance of precipitation is 40%. Little or no snow accumulation expected.
Sunday Night
A 20 percent chance of snow after midnight. Partly cloudy, with a low around 32. Light and variable wind becoming south around 6 mph after midnight. Winds could gust as high as 17 mph.
Monday
Partly sunny, with a high near 57. Southwest wind around 6 mph becoming north in the afternoon. Winds could gust as high as 20 mph.
Monday Night
Mostly cloudy, with a low around 33. North wind 3 to 5 mph. Winds could gust as high as 16 mph.
Tuesday
Partly sunny, with a high near 55.
Tuesday Night
Mostly cloudy, with a low around 41.
Wednesday
Mostly sunny, with a high near 69.
Wednesday Night
A slight chance of rain and snow. Mostly cloudy, with a low around 32.
Thursday
A chance of snow. Mostly sunny, with a high near 43.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles W Hill City SD
 43.95°N 103.65°W (Elev. 6201 ft)
7:03 am MDT Mar 20, 2026
7am 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