National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Heat Wave Continues in the West; Critical Fire Weather Conditions in the High Plains

An anomalously early heat wave will continue to intensify and expand across the West and Southwest as the week progresses. Numerous daily and potentially monthly record highs are expected to be broken. Critical fire weather conditions will continue over the next couple of days across portions of the High Plains as gusty winds and dry conditions persist. Read More >

Hazardous Weather Conditions

Current conditions at

Custer, Custer County Airport (KCUT)

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

Fair

43°F

6°C

Humidity 53%
Wind Speed S 3 mph
Barometer 29.98 in (1011.9 mb)
Dewpoint 27°F (-3°C)
Visibility 10.00 mi
Last update 18 Mar 2:53 am MDT
Extended Forecast for

4 Miles WSW Mount Rushmore SD

  • Overnight

    Overnight: Partly cloudy, with a low around 41. Northwest wind 11 to 13 mph, with gusts as high as 30 mph.

    Low: 41 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 64. West wind 10 to 16 mph, with gusts as high as 33 mph.

    High: 64 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 41. Northwest wind 8 to 14 mph, with gusts as high as 30 mph.

    Low: 41 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 67. West wind 7 to 9 mph, with gusts as high as 26 mph.

    High: 67 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 46. West wind 6 to 9 mph, with gusts as high as 21 mph.

    Low: 46 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 68. West wind 7 to 9 mph, with gusts as high as 25 mph.

    High: 68 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 47. West wind 6 to 10 mph, with gusts as high as 20 mph.

    Low: 47 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 71. West wind 8 to 10 mph, with gusts as high as 29 mph.

    High: 71 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: A slight chance of snow after midnight. Mostly cloudy, with a low around 33.

    Low: 33 °F

    Mostly Cloudy
    then Slight
    Chance Snow

Detailed Forecast

Overnight
Partly cloudy, with a low around 41. Northwest wind 11 to 13 mph, with gusts as high as 30 mph.
Wednesday
Mostly sunny, with a high near 64. West wind 10 to 16 mph, with gusts as high as 33 mph.
Wednesday Night
Mostly clear, with a low around 41. Northwest wind 8 to 14 mph, with gusts as high as 30 mph.
Thursday
Mostly sunny, with a high near 67. West wind 7 to 9 mph, with gusts as high as 26 mph.
Thursday Night
Partly cloudy, with a low around 46. West wind 6 to 9 mph, with gusts as high as 21 mph.
Friday
Mostly sunny, with a high near 68. West wind 7 to 9 mph, with gusts as high as 25 mph.
Friday Night
Mostly clear, with a low around 47. West wind 6 to 10 mph, with gusts as high as 20 mph.
Saturday
Mostly sunny, with a high near 71. West wind 8 to 10 mph, with gusts as high as 29 mph.
Saturday Night
A slight chance of snow after midnight. Mostly cloudy, with a low around 33.
Sunday
A slight chance of snow. Partly sunny, with a high near 46.
Sunday Night
A slight chance of snow. Mostly cloudy, with a low around 28.
Monday
Mostly sunny, with a high near 55.
Monday Night
Mostly cloudy, with a low around 32.
Tuesday
Partly sunny, with a high near 53.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles WSW Mount Rushmore SD
 43.85°N 103.52°W (Elev. 6109 ft)
Last Update:
2:37 am MDT Mar 18, 2026
Forecast Valid:
3am MDT Mar 18, 2026-6pm MDT Mar 24, 2026
 
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Additional Resources

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High Temperature

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Chance of Precipitation