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

Rapid City, Rapid City Regional Airport (KRAP)

Lat: 44.05°NLon: 103.05°WElev: 3202ft.

Fair

49°F

9°C

Humidity 48%
Wind Speed Calm
Barometer 29.62 in (1002.6 mb)
Dewpoint 30°F (-1°C)
Visibility 10.00 mi
Last update 15 Apr 9:52 pm MDT
Extended Forecast for

Rapid City SD

  • Tonight

    Tonight: Partly cloudy, with a low around 50. Southwest wind 8 to 10 mph, with gusts as high as 21 mph.

    Low: 50 °F

    Partly Cloudy

  • Thursday

    Thursday: A chance of showers between noon and 3pm, then a chance of showers and thunderstorms after 3pm. Partly sunny, with a high near 72. Southwest wind 10 to 16 mph becoming north in the afternoon. Winds could gust as high as 33 mph. Chance of precipitation is 40%.

    High: 72 °F

    Mostly Sunny
    then Chance
    Showers

  • Thursday Night

    Thursday Night: Rain showers before 11pm, then snow showers. Low around 30. Wind chill values as low as 20. Blustery, with a north wind 16 to 20 mph, with gusts as high as 40 mph. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.

    Low: 30 °F

    Blustery.
    Rain/Snow
    then Snow
    Showers
    Likely

  • Friday

    Friday: A 50 percent chance of snow showers. Mostly cloudy, with a high near 44. Wind chill values as low as 19. Breezy, with a northwest wind 16 to 21 mph, with gusts as high as 40 mph. New snow accumulation of less than a half inch possible.

    High: 44 °F

    Chance Snow
    Showers and
    Breezy

  • Friday Night

    Friday Night: Partly cloudy, with a low around 25. Northwest wind 13 to 18 mph decreasing to 7 to 12 mph after midnight. Winds could gust as high as 37 mph.

    Low: 25 °F

    Partly Cloudy

  • Saturday

    Saturday: A slight chance of snow showers before 3pm, then a slight chance of rain and snow showers between 3pm and 4pm, then a slight chance of rain showers after 4pm. Mostly sunny, with a high near 52. Northwest wind 7 to 12 mph increasing to 13 to 18 mph in the afternoon. Winds could gust as high as 39 mph. Chance of precipitation is 20%.

    High: 52 °F

    Mostly Sunny
    then Slight
    Chance
    Rain/Snow

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 31. Northwest wind 5 to 15 mph becoming west in the evening. Winds could gust as high as 31 mph.

    Low: 31 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 67. West wind 5 to 10 mph becoming east in the afternoon. Winds could gust as high as 24 mph.

    High: 67 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 38.

    Low: 38 °F

    Mostly Clear

Detailed Forecast

Tonight
Partly cloudy, with a low around 50. Southwest wind 8 to 10 mph, with gusts as high as 21 mph.
Thursday
A chance of showers between noon and 3pm, then a chance of showers and thunderstorms after 3pm. Partly sunny, with a high near 72. Southwest wind 10 to 16 mph becoming north in the afternoon. Winds could gust as high as 33 mph. Chance of precipitation is 40%.
Thursday Night
Rain showers before 11pm, then snow showers. Low around 30. Wind chill values as low as 20. Blustery, with a north wind 16 to 20 mph, with gusts as high as 40 mph. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.
Friday
A 50 percent chance of snow showers. Mostly cloudy, with a high near 44. Wind chill values as low as 19. Breezy, with a northwest wind 16 to 21 mph, with gusts as high as 40 mph. New snow accumulation of less than a half inch possible.
Friday Night
Partly cloudy, with a low around 25. Northwest wind 13 to 18 mph decreasing to 7 to 12 mph after midnight. Winds could gust as high as 37 mph.
Saturday
A slight chance of snow showers before 3pm, then a slight chance of rain and snow showers between 3pm and 4pm, then a slight chance of rain showers after 4pm. Mostly sunny, with a high near 52. Northwest wind 7 to 12 mph increasing to 13 to 18 mph in the afternoon. Winds could gust as high as 39 mph. Chance of precipitation is 20%.
Saturday Night
Mostly clear, with a low around 31. Northwest wind 5 to 15 mph becoming west in the evening. Winds could gust as high as 31 mph.
Sunday
Sunny, with a high near 67. West wind 5 to 10 mph becoming east in the afternoon. Winds could gust as high as 24 mph.
Sunday Night
Mostly clear, with a low around 38.
Monday
Mostly sunny, with a high near 78.
Monday Night
Mostly clear, with a low around 46.
Tuesday
Sunny, with a high near 79.
Tuesday Night
Partly cloudy, with a low around 49.
Wednesday
A chance of showers. Partly sunny, with a high near 75.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Rapid City SD
 44.05°N 103.24°W (Elev. 3599 ft)
Last Update:
9:36 pm MDT Apr 15, 2026
Forecast Valid:
10pm MDT Apr 15, 2026-6pm MDT Apr 22, 2026
 
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