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

Hazardous Weather Conditions

Current conditions at

Rapid City, Rapid City Regional Airport (KRAP)

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

Mostly Cloudy

39°F

4°C

Humidity 45%
Wind Speed E 7 mph
Barometer 29.57 in (1003.9 mb)
Dewpoint 19°F (-7°C)
Visibility 10.00 mi
Wind Chill34°F (1°C)
Last update 14 Mar 1:52 pm MDT
Extended Forecast for

Rapid Valley SD

Winter Weather Advisory March 14, 06:00pm until March 15, 12:00pm
Click here for hazard details and duration
Winter Weather Advisory

  • This Afternoon

    This Afternoon: A 30 percent chance of rain after 3pm. Mostly cloudy, with a steady temperature around 37. Southeast wind 10 to 13 mph becoming northeast.

    High: 37 °F

    Chance Rain

  • Tonight

    Tonight: Rain before 8pm, then snow. Widespread blowing snow, mainly after 4am. Low around 10. Wind chill values as low as -9. Windy, with a north wind 13 to 23 mph increasing to 24 to 34 mph after midnight. Winds could gust as high as 48 mph. Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.

    Low: 10 °F

    Rain/Snow and
    Blustery then
    Snow and
    Blowing Snow

  • Sunday

    Sunday: Snow likely before noon. Widespread blowing snow, mainly before 11am. Mostly cloudy, then gradually becoming sunny, with a high near 25. Wind chill values as low as -12. Windy, with a north wind 29 to 34 mph decreasing to 23 to 28 mph in the afternoon. Winds could gust as high as 48 mph. Chance of precipitation is 70%. New snow accumulation of around an inch possible.

    High: 25 °F

    Snow Likely
    and Blowing
    Snow

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 2. Wind chill values as low as -7. Blustery, with a north wind 16 to 21 mph becoming light and variable after midnight. Winds could gust as high as 32 mph.

    Low: 2 °F

    Mostly Clear
    and Blustery
    then Mostly
    Clear

  • Monday

    Monday: Mostly sunny, with a high near 35. Calm wind becoming southeast 5 to 8 mph in the afternoon. Winds could gust as high as 17 mph.

    High: 35 °F

    Mostly Sunny

  • Monday Night

    Monday Night: A slight chance of snow, mixing with rain after 11pm, then gradually ending. Mostly cloudy, with a low around 21. Southeast wind around 7 mph becoming west after midnight. Winds could gust as high as 15 mph. Chance of precipitation is 20%.

    Low: 21 °F

    Slight Chance
    Rain/Snow
    then Mostly
    Cloudy

  • Tuesday

    Tuesday: A 20 percent chance of rain after noon. Partly sunny, with a high near 68. Breezy, with a northwest wind 6 to 11 mph increasing to 18 to 23 mph in the afternoon. Winds could gust as high as 41 mph.

    High: 68 °F

    Partly Sunny
    then Slight
    Chance Rain
    and Breezy

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 41. Breezy, with a west wind 15 to 20 mph decreasing to 7 to 12 mph after midnight. Winds could gust as high as 38 mph.

    Low: 41 °F

    Partly Cloudy
    and Breezy
    then Partly
    Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 78.

    High: 78 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
A 30 percent chance of rain after 3pm. Mostly cloudy, with a steady temperature around 37. Southeast wind 10 to 13 mph becoming northeast.
Tonight
Rain before 8pm, then snow. Widespread blowing snow, mainly after 4am. Low around 10. Wind chill values as low as -9. Windy, with a north wind 13 to 23 mph increasing to 24 to 34 mph after midnight. Winds could gust as high as 48 mph. Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.
Sunday
Snow likely before noon. Widespread blowing snow, mainly before 11am. Mostly cloudy, then gradually becoming sunny, with a high near 25. Wind chill values as low as -12. Windy, with a north wind 29 to 34 mph decreasing to 23 to 28 mph in the afternoon. Winds could gust as high as 48 mph. Chance of precipitation is 70%. New snow accumulation of around an inch possible.
Sunday Night
Mostly clear, with a low around 2. Wind chill values as low as -7. Blustery, with a north wind 16 to 21 mph becoming light and variable after midnight. Winds could gust as high as 32 mph.
Monday
Mostly sunny, with a high near 35. Calm wind becoming southeast 5 to 8 mph in the afternoon. Winds could gust as high as 17 mph.
Monday Night
A slight chance of snow, mixing with rain after 11pm, then gradually ending. Mostly cloudy, with a low around 21. Southeast wind around 7 mph becoming west after midnight. Winds could gust as high as 15 mph. Chance of precipitation is 20%.
Tuesday
A 20 percent chance of rain after noon. Partly sunny, with a high near 68. Breezy, with a northwest wind 6 to 11 mph increasing to 18 to 23 mph in the afternoon. Winds could gust as high as 41 mph.
Tuesday Night
Partly cloudy, with a low around 41. Breezy, with a west wind 15 to 20 mph decreasing to 7 to 12 mph after midnight. Winds could gust as high as 38 mph.
Wednesday
Mostly sunny, with a high near 78.
Wednesday Night
Partly cloudy, with a low around 43.
Thursday
Mostly sunny, with a high near 78.
Thursday Night
Mostly clear, with a low around 45.
Friday
Mostly sunny, with a high near 80.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Rapid Valley SD
 44.06°N 103.15°W (Elev. 3107 ft)
Last Update:
2:12 pm MDT Mar 14, 2026
Forecast Valid:
2pm MDT Mar 14, 2026-6pm MDT Mar 20, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation