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. Many locations are likely to set records for the highest-ever March temperature. Periods of critical fire weather will persist from the central Rockies to the central Plains through Saturday 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

72°F

22°C

Humidity 11%
Wind Speed NW 13 G 22 mph
Barometer 30.09 in (1013.5 mb)
Dewpoint 15°F (-9°C)
Visibility 10.00 mi
Last update 19 Mar 3:53 pm MDT
Extended Forecast for

2 Miles WNW Custer SD

Red Flag Warning March 19, 04:47pm until March 19, 07:00pm
Click here for hazard details and duration
...
  •  
    Red Flag Warning March 19, 04:47pm until March 19, 07:00pm

    NOW until 7:00pm Thu

    Red Flag Warning

  • Tonight

    Low: 47 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 73. West wind 5 to 13 mph, with gusts as high as 23 mph.

    High: 73 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 50. West wind 3 to 8 mph. Winds could gust as high as 16 mph.

    Low: 50 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 80. West wind 6 to 13 mph, with gusts as high as 29 mph.

    High: 80 °F

    Sunny

  • Saturday Night

    Saturday Night: A 20 percent chance of showers after midnight.  Mostly cloudy, with a low around 41. North wind 9 to 14 mph, with gusts as high as 28 mph.

    Low: 41 °F

    Partly Cloudy
    then Slight
    Chance
    Showers

  • Sunday

    Sunday: Partly sunny, with a high near 53. Northwest wind 7 to 10 mph, with gusts as high as 20 mph.

    High: 53 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 32. North wind around 6 mph becoming light and variable. Winds could gust as high as 16 mph.

    Low: 32 °F

    Partly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 59. Southwest wind 5 to 7 mph becoming north in the afternoon. Winds could gust as high as 20 mph.

    High: 59 °F

    Partly Sunny

Detailed Forecast

Tonight
Partly cloudy, with a low around 47. Northwest wind 3 to 6 mph. Winds could gust as high as 17 mph.
Friday
Sunny, with a high near 73. West wind 5 to 13 mph, with gusts as high as 23 mph.
Friday Night
Mostly clear, with a low around 50. West wind 3 to 8 mph. Winds could gust as high as 16 mph.
Saturday
Sunny, with a high near 80. West wind 6 to 13 mph, with gusts as high as 29 mph.
Saturday Night
A 20 percent chance of showers after midnight. Mostly cloudy, with a low around 41. North wind 9 to 14 mph, with gusts as high as 28 mph.
Sunday
Partly sunny, with a high near 53. Northwest wind 7 to 10 mph, with gusts as high as 20 mph.
Sunday Night
Partly cloudy, with a low around 32. North wind around 6 mph becoming light and variable. Winds could gust as high as 16 mph.
Monday
Partly sunny, with a high near 59. Southwest wind 5 to 7 mph becoming north in the afternoon. Winds could gust as high as 20 mph.
Monday Night
Mostly cloudy, with a low around 37.
Tuesday
Partly sunny, with a high near 60.
Tuesday Night
Mostly cloudy, with a low around 45.
Wednesday
Mostly sunny, with a high near 72.
Wednesday Night
A slight chance of rain and snow. Partly cloudy, with a low around 32.
Thursday
A slight chance of snow. Mostly sunny, with a high near 45.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles WNW Custer SD
 43.78°N 103.63°W (Elev. 5600 ft)
2:49 pm MDT Mar 19, 2026
4pm MDT Mar 19, 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