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

76°F

24°C

Humidity 8%
Wind Speed W 10 mph
Barometer 29.93 in (1008.5 mb)
Dewpoint 11°F (-12°C)
Visibility 10.00 mi
Heat Index75°F (24°C)
Last update 21 Apr 4:53 pm MDT
Extended Forecast for

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 57. Calm wind becoming southwest around 6 mph after midnight.

    Low: 57 °F

    Increasing
    Clouds

  • Wednesday

    Wednesday: A 20 percent chance of showers after noon. Cloudy, then gradually becoming mostly sunny, with a high near 81. Southwest wind 6 to 13 mph, with gusts as high as 34 mph.

    High: 81 °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 44. West wind 10 to 14 mph, with gusts as high as 33 mph.

    Low: 44 °F

    Chance
    Showers then
    Mostly Cloudy

  • Thursday

    Thursday: A chance of rain and snow showers before 9am, then rain showers likely. Mostly sunny, with a high near 57. West wind 11 to 14 mph, with gusts as high as 37 mph. Chance of precipitation is 60%. Little or no snow accumulation expected.

    High: 57 °F

    Chance
    Rain/Snow
    then Showers
    Likely

  • Thursday Night

    Thursday Night: A chance of rain and snow showers before 8pm, then a chance of snow showers. Mostly cloudy, with a low around 30. Northwest wind 6 to 13 mph, with gusts as high as 33 mph. Chance of precipitation is 40%. Little or no snow accumulation expected.

    Low: 30 °F

    Chance
    Rain/Snow
    then Chance
    Snow Showers

  • Friday

    Friday: Snow showers likely, mainly after noon. Mostly cloudy, with a high near 44. Northwest wind 6 to 9 mph, with gusts as high as 25 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    High: 44 °F

    Snow Showers
    Likely

  • Friday Night

    Friday Night: A 30 percent chance of snow showers. Mostly cloudy, with a low around 25. Northwest wind around 5 mph becoming calm in the evening. Winds could gust as high as 17 mph.

    Low: 25 °F

    Chance Snow
    Showers

  • Saturday

    Saturday: A chance of snow showers before 3pm, then a chance of rain and snow showers. Partly sunny, with a high near 46. Calm wind becoming southeast around 6 mph in the afternoon. Winds could gust as high as 21 mph.

    High: 46 °F

    Chance Snow
    Showers then
    Chance
    Rain/Snow

  • Saturday Night

    Saturday Night: A chance of rain and snow showers before midnight, then snow showers likely. Mostly cloudy, with a low around 30.

    Low: 30 °F

    Chance
    Rain/Snow
    then Snow
    Showers
    Likely

Detailed Forecast

Tonight
Increasing clouds, with a low around 57. Calm wind becoming southwest around 6 mph after midnight.
Wednesday
A 20 percent chance of showers after noon. Cloudy, then gradually becoming mostly sunny, with a high near 81. Southwest wind 6 to 13 mph, with gusts as high as 34 mph.
Wednesday Night
A 30 percent chance of showers, mainly before 9pm. Mostly cloudy, with a low around 44. West wind 10 to 14 mph, with gusts as high as 33 mph.
Thursday
A chance of rain and snow showers before 9am, then rain showers likely. Mostly sunny, with a high near 57. West wind 11 to 14 mph, with gusts as high as 37 mph. Chance of precipitation is 60%. Little or no snow accumulation expected.
Thursday Night
A chance of rain and snow showers before 8pm, then a chance of snow showers. Mostly cloudy, with a low around 30. Northwest wind 6 to 13 mph, with gusts as high as 33 mph. Chance of precipitation is 40%. Little or no snow accumulation expected.
Friday
Snow showers likely, mainly after noon. Mostly cloudy, with a high near 44. Northwest wind 6 to 9 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 30 percent chance of snow showers. Mostly cloudy, with a low around 25. Northwest wind around 5 mph becoming calm in the evening. Winds could gust as high as 17 mph.
Saturday
A chance of snow showers before 3pm, then a chance of rain and snow showers. Partly sunny, with a high near 46. Calm wind becoming southeast around 6 mph in the afternoon. Winds could gust as high as 21 mph.
Saturday Night
A chance of rain and snow showers before midnight, then snow showers likely. Mostly cloudy, with a low around 30.
Sunday
Snow showers likely before 3pm, then rain and snow showers likely. Mostly cloudy, with a high near 41.
Sunday Night
A chance of rain and snow showers. Mostly cloudy, with a low around 29.
Monday
A chance of rain and snow showers. Mostly cloudy, with a high near 46.
Monday Night
A chance of rain and snow showers. Mostly cloudy, with a low around 30.
Tuesday
A chance of rain and snow showers. Mostly sunny, with a high near 54.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Mount Rushmore SD
 43.89°N 103.46°W (Elev. 5108 ft)
Last Update:
3:53 pm MDT Apr 21, 2026
Forecast Valid:
5pm MDT Apr 21, 2026-6pm MDT Apr 28, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation