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

Heavy Rain and Flooding Concerns in Hawaii; Severe Weather this Weekend in the Plains; Pacific Storm in the West

A storm system near the Hawaiian Islands is expected to bring periods of heavy rainfall, strong winds, and isolated strong to severe thunderstorms through Friday. Several rounds of severe thunderstorms are forecast to impact parts of the Great Plains into the Midwest this weekend into next week. Moderate to heavy rainfall and high elevation snow is expected this weekend over California and Oregon. Read More >

Current conditions at

Custer, Custer County Airport (KCUT)

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

Fair

31°F

-1°C

Humidity 67%
Wind Speed E 6 mph
Barometer 30.17 in (1022.6 mb)
Dewpoint 21°F (-6°C)
Visibility 10.00 mi
Wind Chill25°F (-4°C)
Last update 9 Apr 8:53 pm MDT
Extended Forecast for

5 Miles WSW Mount Rushmore SD

  • Tonight

    Tonight: Mostly clear, with a low around 25. Wind chill values as low as 18. East wind 5 to 7 mph becoming southwest after midnight.

    Low: 25 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 48. Wind chill values as low as 18 early. South wind 7 to 15 mph, with gusts as high as 30 mph.

    High: 48 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 37. South wind around 16 mph becoming southwest after midnight. Winds could gust as high as 30 mph.

    Low: 37 °F

    Mostly Cloudy

  • Saturday

    Saturday: A 30 percent chance of showers after noon. Mostly sunny, with a high near 69. Southwest wind 13 to 15 mph, with gusts as high as 28 mph.

    High: 69 °F

    Partly Sunny
    then Chance
    Showers

  • Saturday Night

    Saturday Night: A 20 percent chance of showers before midnight. Partly cloudy, with a low around 44. Southwest wind 11 to 18 mph, with gusts as high as 31 mph.

    Low: 44 °F

    Slight Chance
    Showers then
    Partly Cloudy

  • Sunday

    Sunday: A 20 percent chance of showers after noon. Sunny, with a high near 65. West wind 11 to 18 mph, with gusts as high as 32 mph.

    High: 65 °F

    Sunny then
    Slight Chance
    Showers

  • Sunday Night

    Sunday Night: A 20 percent chance of showers before midnight. Partly cloudy, with a low around 41. West wind 8 to 10 mph, with gusts as high as 25 mph.

    Low: 41 °F

    Slight Chance
    Showers then
    Mostly Cloudy

  • Monday

    Monday: A chance of showers after noon. Mostly sunny, with a high near 60. West wind 11 to 15 mph, with gusts as high as 31 mph.

    High: 60 °F

    Mostly Sunny
    then Chance
    Showers

  • Monday Night

    Monday Night: Showers likely, mainly before midnight. Mostly cloudy, with a low around 34.

    Low: 34 °F

    Showers
    Likely

Detailed Forecast

Tonight
Mostly clear, with a low around 25. Wind chill values as low as 18. East wind 5 to 7 mph becoming southwest after midnight.
Friday
Mostly sunny, with a high near 48. Wind chill values as low as 18 early. South wind 7 to 15 mph, with gusts as high as 30 mph.
Friday Night
Mostly cloudy, with a low around 37. South wind around 16 mph becoming southwest after midnight. Winds could gust as high as 30 mph.
Saturday
A 30 percent chance of showers after noon. Mostly sunny, with a high near 69. Southwest wind 13 to 15 mph, with gusts as high as 28 mph.
Saturday Night
A 20 percent chance of showers before midnight. Partly cloudy, with a low around 44. Southwest wind 11 to 18 mph, with gusts as high as 31 mph.
Sunday
A 20 percent chance of showers after noon. Sunny, with a high near 65. West wind 11 to 18 mph, with gusts as high as 32 mph.
Sunday Night
A 20 percent chance of showers before midnight. Partly cloudy, with a low around 41. West wind 8 to 10 mph, with gusts as high as 25 mph.
Monday
A chance of showers after noon. Mostly sunny, with a high near 60. West wind 11 to 15 mph, with gusts as high as 31 mph.
Monday Night
Showers likely, mainly before midnight. Mostly cloudy, with a low around 34.
Tuesday
Rain and snow showers, becoming all rain after 3pm. Partly sunny, with a high near 48.
Tuesday Night
A chance of showers. Mostly cloudy, with a low around 32.
Wednesday
A chance of showers. Mostly sunny, with a high near 56.
Wednesday Night
A chance of rain and snow showers. Partly cloudy, with a low around 34.
Thursday
A chance of rain and snow showers. Mostly sunny, with a high near 53.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
5 Miles WSW Mount Rushmore SD
 43.85°N 103.55°W (Elev. 6490 ft)
Last Update:
8:57 pm MDT Apr 9, 2026
Forecast Valid:
9pm MDT Apr 9, 2026-6pm MDT Apr 16, 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