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

70°F

21°C

Humidity 12%
Wind Speed S 8 mph
Barometer 29.62 in (1002.6 mb)
Dewpoint 16°F (-9°C)
Visibility 10.00 mi
Last update 15 Apr 5:52 pm MDT
Extended Forecast for

Rapid City SD

  • Tonight

    Tonight: Partly cloudy, with a low around 50. East wind 6 to 10 mph becoming southwest in the evening. Winds could gust 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 73. South wind 10 to 16 mph becoming north in the afternoon. Winds could gust as high as 33 mph. Chance of precipitation is 40%.

    High: 73 °F

    Mostly Sunny
    then Chance
    Showers

  • Thursday Night

    Thursday Night: Rain showers before 11pm, then rain and snow showers between 11pm and midnight, then snow showers likely after midnight. 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

    Rain/Snow and
    Blustery then
    Snow Showers
    Likely

  • Friday

    Friday: A 50 percent chance of snow showers. Mostly cloudy, with a high near 45. Wind chill values as low as 19 early. 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: 45 °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 chance of snow showers before 1pm, then a chance of rain and snow showers between 1pm and 4pm, then a chance of rain showers after 4pm. Mostly sunny, with a high near 52. Breezy, with a northwest wind 7 to 12 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 39 mph. Chance of precipitation is 30%.

    High: 52 °F

    Slight Chance
    Snow Showers
    then Chance
    Rain/Snow and
    Breezy

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 30. Northwest wind 10 to 15 mph becoming light and variable. Winds could gust as high as 31 mph.

    Low: 30 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 68. Light and variable wind becoming southeast 5 to 10 mph in the morning. Winds could gust as high as 23 mph.

    High: 68 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 39.

    Low: 39 °F

    Mostly Clear

Detailed Forecast

Tonight
Partly cloudy, with a low around 50. East wind 6 to 10 mph becoming southwest in the evening. Winds could gust 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 73. South 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 rain and snow showers between 11pm and midnight, then snow showers likely after midnight. 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 45. Wind chill values as low as 19 early. 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 chance of snow showers before 1pm, then a chance of rain and snow showers between 1pm and 4pm, then a chance of rain showers after 4pm. Mostly sunny, with a high near 52. Breezy, with a northwest wind 7 to 12 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 39 mph. Chance of precipitation is 30%.
Saturday Night
Mostly clear, with a low around 30. Northwest wind 10 to 15 mph becoming light and variable. Winds could gust as high as 31 mph.
Sunday
Sunny, with a high near 68. Light and variable wind becoming southeast 5 to 10 mph in the morning. Winds could gust as high as 23 mph.
Sunday Night
Mostly clear, with a low around 39.
Monday
Mostly sunny, with a high near 79.
Monday Night
Mostly clear, with a low around 45.
Tuesday
Sunny, with a high near 80.
Tuesday Night
Partly cloudy, with a low around 49.
Wednesday
A chance of showers and thunderstorms. Mostly sunny, with a high near 76.
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ABOUT THIS FORECAST

 
Point Forecast:
Rapid City SD
 44.08°N 103.24°W (Elev. 3291 ft)
Last Update:
4:32 pm MDT Apr 15, 2026
Forecast Valid:
6pm MDT Apr 15, 2026-6pm MDT Apr 22, 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