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

Storm Impacting the Southwest U.S.; Above Normal Temperatures Further East

A storm system will shift across the southwest U.S. through Thursday with widespread showers and isolated thunderstorms. Isolated flooding is possible. High-elevation snow is also expected in parts of Nevada and the southern Sierra Nevada range. East of this storm, above average temperatures will challenge or break daily record high temperatures this week in the southern Plains and southeast U.S. Read More >

Current conditions at

Custer, Custer County Airport (KCUT)

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

Fair

49°F

9°C

Humidity 69%
Wind Speed SW 5 mph
Barometer 29.97 in (1013.4 mb)
Dewpoint 39°F (4°C)
Visibility 10.00 mi
Wind Chill47°F (8°C)
Last update 18 Nov 2:53 pm MST
Extended Forecast for

4 Miles WSW Mount Rushmore SD

  • This Afternoon

    This Afternoon: A 20 percent chance of rain. Mostly cloudy, with a high near 49. Light southwest wind.

    High: 49 °F

    Slight Chance
    Rain

  • Tonight

    Tonight: Mostly cloudy, with a low around 36. Light west wind becoming southwest 5 to 10 mph in the evening. Winds could gust as high as 21 mph.

    Low: 36 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 49. West wind 5 to 10 mph becoming light and variable in the afternoon. Winds could gust as high as 20 mph.

    High: 49 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 29. Northwest wind around 5 mph becoming calm after midnight.

    Low: 29 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 45. South wind around 5 mph becoming calm in the afternoon. Winds could gust as high as 15 mph.

    High: 45 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 29. West wind 5 to 8 mph, with gusts as high as 15 mph.

    Low: 29 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 47. West wind around 7 mph, with gusts as high as 18 mph.

    High: 47 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 30. West wind 8 to 10 mph, with gusts as high as 21 mph.

    Low: 30 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 46.

    High: 46 °F

    Sunny

Detailed Forecast

This Afternoon
A 20 percent chance of rain. Mostly cloudy, with a high near 49. Light southwest wind.
Tonight
Mostly cloudy, with a low around 36. Light west wind becoming southwest 5 to 10 mph in the evening. Winds could gust as high as 21 mph.
Wednesday
Partly sunny, with a high near 49. West wind 5 to 10 mph becoming light and variable in the afternoon. Winds could gust as high as 20 mph.
Wednesday Night
Mostly cloudy, with a low around 29. Northwest wind around 5 mph becoming calm after midnight.
Thursday
Mostly sunny, with a high near 45. South wind around 5 mph becoming calm in the afternoon. Winds could gust as high as 15 mph.
Thursday Night
Mostly clear, with a low around 29. West wind 5 to 8 mph, with gusts as high as 15 mph.
Friday
Mostly sunny, with a high near 47. West wind around 7 mph, with gusts as high as 18 mph.
Friday Night
Mostly clear, with a low around 30. West wind 8 to 10 mph, with gusts as high as 21 mph.
Saturday
Sunny, with a high near 46.
Saturday Night
Mostly clear, with a low around 28.
Sunday
Sunny, with a high near 48.
Sunday Night
Mostly clear, with a low around 29.
Monday
Mostly sunny, with a high near 46.
Monday Night
Partly cloudy, with a low around 24.
Tuesday
A slight chance of snow. Mostly sunny, with a high near 35.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles WSW Mount Rushmore SD
 43.85°N 103.55°W (Elev. 6490 ft)
Last Update:
2:06 pm MST Nov 18, 2025
Forecast Valid:
3pm MST Nov 18, 2025-6pm MST Nov 25, 2025
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation