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

Hazardous Weather Conditions

Current conditions at

Custer, Custer County Airport (KCUT)

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

Fair

73°F

23°C

Humidity 13%
Wind Speed E 10 G 20 mph
Barometer 29.94 in (1009.0 mb)
Dewpoint 19°F (-7°C)
Visibility 10.00 mi
Last update 21 Apr 5:53 pm MDT
Extended Forecast for

4 Miles WSW Mount Rushmore SD

Red Flag Warning April 22, 10:00am until April 22, 08:00pm
Click here for hazard details and duration
Red Flag Warning

  • Tonight

    Tonight: Increasing clouds, with a low around 54. East wind 5 to 10 mph becoming southwest after midnight. Winds could gust as high as 16 mph.

    Low: 54 °F

    Increasing
    Clouds

  • Wednesday

    Wednesday: A 20 percent chance of showers after noon. Cloudy, then gradually becoming mostly sunny, with a high near 73. Southwest wind 11 to 16 mph, with gusts as high as 32 mph.

    High: 73 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Wednesday Night

    Wednesday Night: A 30 percent chance of showers, mainly before 9pm. Mostly cloudy, with a low around 39. Breezy, with a west wind 16 to 26 mph, with gusts as high as 36 mph.

    Low: 39 °F

    Breezy.
    Chance
    Showers then
    Mostly Cloudy

  • Thursday

    Thursday: A chance of snow showers before noon, then rain and snow showers likely between noon and 3pm, then snow showers likely after 3pm. Mostly sunny, with a high near 50. Breezy, with a west wind 17 to 22 mph, with gusts as high as 36 mph. Chance of precipitation is 60%. Little or no snow accumulation expected.

    High: 50 °F

    Breezy.
    Chance Snow
    Showers then
    Rain/Snow
    Likely

  • Thursday Night

    Thursday Night: A 40 percent chance of snow showers. Mostly cloudy, with a low around 27. Blustery, with a northwest wind 14 to 20 mph, with gusts as high as 33 mph. Little or no snow accumulation expected.

    Low: 27 °F

    Chance Snow
    Showers and
    Blustery

  • Friday

    Friday: Snow showers likely, mainly after noon. Mostly cloudy, with a high near 38. Northwest wind 10 to 14 mph, with gusts as high as 25 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    High: 38 °F

    Snow Showers
    Likely

  • Friday Night

    Friday Night: A 40 percent chance of snow showers. Mostly cloudy, with a low around 22. Northwest wind around 6 mph becoming calm in the evening. Winds could gust as high as 18 mph.

    Low: 22 °F

    Chance Snow
    Showers

  • Saturday

    Saturday: A chance of snow showers. Partly sunny, with a high near 40. Calm wind becoming southeast around 6 mph in the morning. Winds could gust as high as 18 mph.

    High: 40 °F

    Chance Snow
    Showers

  • Saturday Night

    Saturday Night: A chance of rain and snow showers before 9pm, then snow showers likely. Mostly cloudy, with a low around 27.

    Low: 27 °F

    Chance
    Rain/Snow
    then Snow
    Showers
    Likely

Detailed Forecast

Tonight
Increasing clouds, with a low around 54. East wind 5 to 10 mph becoming southwest after midnight. Winds could gust as high as 16 mph.
Wednesday
A 20 percent chance of showers after noon. Cloudy, then gradually becoming mostly sunny, with a high near 73. Southwest wind 11 to 16 mph, with gusts as high as 32 mph.
Wednesday Night
A 30 percent chance of showers, mainly before 9pm. Mostly cloudy, with a low around 39. Breezy, with a west wind 16 to 26 mph, with gusts as high as 36 mph.
Thursday
A chance of snow showers before noon, then rain and snow showers likely between noon and 3pm, then snow showers likely after 3pm. Mostly sunny, with a high near 50. Breezy, with a west wind 17 to 22 mph, with gusts as high as 36 mph. Chance of precipitation is 60%. Little or no snow accumulation expected.
Thursday Night
A 40 percent chance of snow showers. Mostly cloudy, with a low around 27. Blustery, with a northwest wind 14 to 20 mph, with gusts as high as 33 mph. Little or no snow accumulation expected.
Friday
Snow showers likely, mainly after noon. Mostly cloudy, with a high near 38. Northwest wind 10 to 14 mph, with gusts as high as 25 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Friday Night
A 40 percent chance of snow showers. Mostly cloudy, with a low around 22. Northwest wind around 6 mph becoming calm in the evening. Winds could gust as high as 18 mph.
Saturday
A chance of snow showers. Partly sunny, with a high near 40. Calm wind becoming southeast around 6 mph in the morning. Winds could gust as high as 18 mph.
Saturday Night
A chance of rain and snow showers before 9pm, then snow showers likely. Mostly cloudy, with a low around 27.
Sunday
Snow showers likely. Mostly cloudy, with a high near 36.
Sunday Night
A chance of snow showers. Mostly cloudy, with a low around 26.
Monday
A chance of snow showers. Mostly cloudy, with a high near 41.
Monday Night
A chance of rain and snow showers. Mostly cloudy, with a low around 27.
Tuesday
A chance of rain and snow showers. Mostly sunny, with a high near 48.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles WSW Mount Rushmore SD
 43.87°N 103.52°W (Elev. 6148 ft)
Last Update:
5:22 pm MDT Apr 21, 2026
Forecast Valid:
6pm MDT Apr 21, 2026-6pm MDT Apr 28, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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