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

5 Miles N Custer SD

Red Flag Warning March 19, 04:46pm until March 19, 07:00pm
Click here for hazard details and duration
...
  •  
    Red Flag Warning March 19, 04:46pm until March 19, 07:00pm

    NOW until 7:00pm Thu

    Red Flag Warning

  • Tonight

    Low: 45 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 69. West wind 7 to 11 mph, with gusts as high as 22 mph.

    High: 69 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 49. West wind 6 to 10 mph, with gusts as high as 17 mph.

    Low: 49 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 76. West wind 9 to 14 mph, with gusts as high as 29 mph.

    High: 76 °F

    Sunny

  • Saturday Night

    Saturday Night: A slight chance of rain showers before 4am, then a slight chance of rain and snow showers between 4am and 5am, then a slight chance of snow showers after 5am.  Mostly cloudy, with a low around 38. North wind 13 to 16 mph, with gusts as high as 28 mph.  Chance of precipitation is 20%.

    Low: 38 °F

    Partly Cloudy
    then Slight
    Chance
    Rain/Snow

  • Sunday

    Sunday: Partly sunny, with a high near 49. Northwest wind 7 to 11 mph, with gusts as high as 20 mph.

    High: 49 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 30. North wind 7 to 9 mph becoming south after midnight. Winds could gust as high as 17 mph.

    Low: 30 °F

    Partly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 56. Southwest wind 6 to 9 mph becoming north in the afternoon. Winds could gust as high as 20 mph.

    High: 56 °F

    Partly Sunny

Detailed Forecast

Tonight
Partly cloudy, with a low around 45. Northwest wind 7 to 9 mph, with gusts as high as 18 mph.
Friday
Sunny, with a high near 69. West wind 7 to 11 mph, with gusts as high as 22 mph.
Friday Night
Mostly clear, with a low around 49. West wind 6 to 10 mph, with gusts as high as 17 mph.
Saturday
Sunny, with a high near 76. West wind 9 to 14 mph, with gusts as high as 29 mph.
Saturday Night
A slight chance of rain showers before 4am, then a slight chance of rain and snow showers between 4am and 5am, then a slight chance of snow showers after 5am. Mostly cloudy, with a low around 38. North wind 13 to 16 mph, with gusts as high as 28 mph. Chance of precipitation is 20%.
Sunday
Partly sunny, with a high near 49. Northwest wind 7 to 11 mph, with gusts as high as 20 mph.
Sunday Night
Partly cloudy, with a low around 30. North wind 7 to 9 mph becoming south after midnight. Winds could gust as high as 17 mph.
Monday
Partly sunny, with a high near 56. Southwest wind 6 to 9 mph becoming north in the afternoon. Winds could gust as high as 20 mph.
Monday Night
Mostly cloudy, with a low around 34.
Tuesday
Partly sunny, with a high near 57.
Tuesday Night
Mostly cloudy, with a low around 43.
Wednesday
Mostly sunny, with a high near 69.
Wednesday Night
A slight chance of rain and snow. Partly cloudy, with a low around 30. Blustery.
Thursday
A slight chance of snow. Mostly sunny, with a high near 41. Breezy.
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles N Custer SD
 43.84°N 103.61°W (Elev. 6276 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