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

49°F

9°C

Humidity 39%
Wind Speed W 8 mph
Barometer 30.16 in (1016.9 mb)
Dewpoint 25°F (-4°C)
Visibility 10.00 mi
Wind Chill46°F (8°C)
Last update 19 Mar 6:53 am MDT
Extended Forecast for

4 Miles WNW Custer State Park SD

Red Flag Warning March 19, 11:00am until March 19, 07:00pm
Click here for hazard details and duration
Red Flag Warning
  • Today

    Today: Mostly sunny, with a high near 73. West wind 8 to 11 mph, with gusts as high as 25 mph.

    High: 73 °F

    Mostly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 48. Northwest wind around 8 mph, with gusts as high as 16 mph.

    Low: 48 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 74. West wind 6 to 8 mph, with gusts as high as 21 mph.

    High: 74 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 50. West wind 6 to 9 mph, with gusts as high as 15 mph.

    Low: 50 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 79. West wind 9 to 13 mph, with gusts as high as 28 mph.

    High: 79 °F

    Sunny

  • Saturday Night

    Saturday Night: A slight chance of rain after midnight, mixing with snow after 5am.  Mostly cloudy, with a low around 38. North wind 10 to 15 mph, with gusts as high as 28 mph.  Chance of precipitation is 20%.

    Low: 38 °F

    Mostly Cloudy
    then Slight
    Chance
    Rain/Snow

  • Sunday

    Sunday: A 20 percent chance of snow before noon.  Partly sunny, with a high near 51. North wind 7 to 9 mph, with gusts as high as 20 mph.

    High: 51 °F

    Slight Chance
    Snow then
    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 31. Northeast wind 5 to 7 mph becoming light and variable. Winds could gust as high as 20 mph.

    Low: 31 °F

    Partly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 59.

    High: 59 °F

    Partly Sunny

Detailed Forecast

Today
Mostly sunny, with a high near 73. West wind 8 to 11 mph, with gusts as high as 25 mph.
Tonight
Partly cloudy, with a low around 48. Northwest wind around 8 mph, with gusts as high as 16 mph.
Friday
Sunny, with a high near 74. West wind 6 to 8 mph, with gusts as high as 21 mph.
Friday Night
Mostly clear, with a low around 50. West wind 6 to 9 mph, with gusts as high as 15 mph.
Saturday
Sunny, with a high near 79. West wind 9 to 13 mph, with gusts as high as 28 mph.
Saturday Night
A slight chance of rain after midnight, mixing with snow after 5am. Mostly cloudy, with a low around 38. North wind 10 to 15 mph, with gusts as high as 28 mph. Chance of precipitation is 20%.
Sunday
A 20 percent chance of snow before noon. Partly sunny, with a high near 51. North wind 7 to 9 mph, with gusts as high as 20 mph.
Sunday Night
Partly cloudy, with a low around 31. Northeast wind 5 to 7 mph becoming light and variable. Winds could gust as high as 20 mph.
Monday
Partly sunny, with a high near 59.
Monday Night
Mostly cloudy, with a low around 37.
Tuesday
Mostly sunny, with a high near 61.
Tuesday Night
Mostly cloudy, with a low around 44.
Wednesday
Mostly sunny, with a high near 76.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles WNW Custer State Park SD
 43.74°N 103.48°W (Elev. 5600 ft)
6:51 am MDT Mar 19, 2026
7am MDT Mar 19, 2026-6pm MDT Mar 25, 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