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

Early Heat Wave in the West; Fire Concerns in the 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. Elevated to critical fire weather conditions are expected today across the High Plains and southern Plains. Lake effect snow downwind of the Great Lakes will taper off today. Read More >

Hazardous Weather Conditions

Current conditions at

Custer, Custer County Airport (KCUT)

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

Overcast

38°F

3°C

Humidity 76%
Wind Speed W 10 mph
Barometer 29.73 in (1008.5 mb)
Dewpoint 31°F (-1°C)
Visibility 10.00 mi
Wind Chill31°F (-1°C)
Last update 17 Mar 4:53 am MDT
Extended Forecast for

4 Miles SW Mount Rushmore SD

  • Today

    Today: Mostly sunny, with a high near 56. Northwest wind 11 to 17 mph, with gusts as high as 40 mph.

    High: 56 °F

    Mostly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 39. Northwest wind 9 to 16 mph, with gusts as high as 39 mph.

    Low: 39 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 65. West wind around 10 mph, with gusts as high as 29 mph.

    High: 65 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 41. Northwest wind around 9 mph, with gusts as high as 24 mph.

    Low: 41 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 66. West wind 7 to 9 mph, with gusts as high as 28 mph.

    High: 66 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 45. West wind 6 to 9 mph, with gusts as high as 20 mph.

    Low: 45 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 69. West wind 7 to 9 mph, with gusts as high as 25 mph.

    High: 69 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 47. West wind 7 to 11 mph, with gusts as high as 22 mph.

    Low: 47 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 71.

    High: 71 °F

    Mostly Sunny

Detailed Forecast

Today
Mostly sunny, with a high near 56. Northwest wind 11 to 17 mph, with gusts as high as 40 mph.
Tonight
Partly cloudy, with a low around 39. Northwest wind 9 to 16 mph, with gusts as high as 39 mph.
Wednesday
Mostly sunny, with a high near 65. West wind around 10 mph, with gusts as high as 29 mph.
Wednesday Night
Partly cloudy, with a low around 41. Northwest wind around 9 mph, with gusts as high as 24 mph.
Thursday
Mostly sunny, with a high near 66. West wind 7 to 9 mph, with gusts as high as 28 mph.
Thursday Night
Partly cloudy, with a low around 45. West wind 6 to 9 mph, with gusts as high as 20 mph.
Friday
Mostly sunny, with a high near 69. West wind 7 to 9 mph, with gusts as high as 25 mph.
Friday Night
Mostly clear, with a low around 47. West wind 7 to 11 mph, with gusts as high as 22 mph.
Saturday
Mostly sunny, with a high near 71.
Saturday Night
A slight chance of rain before midnight, then a slight chance of rain and snow. Partly cloudy, with a low around 33.
Sunday
A slight chance of snow. Mostly sunny, with a high near 47.
Sunday Night
A slight chance of rain and snow. Mostly cloudy, with a low around 29.
Monday
A slight chance of rain and snow. Partly sunny, with a high near 53.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SW Mount Rushmore SD
 43.85°N 103.52°W (Elev. 6109 ft)
Last Update:
4:41 am MDT Mar 17, 2026
Forecast Valid:
5am MDT Mar 17, 2026-6pm MDT Mar 23, 2026
 
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