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Heavy rain and flash flooding possible in portions of the Southwest this weekend

An upper-level low in the Southwest U.S. will act as a trigger for thunderstorms this weekend. The area of greatest concern is in New Mexico, southeast Utah and portions of southern Colorado. Storms will be slow moving and could bring several rounds of rain to the same areas. Rainfall amounts may exceed 3 inches in localized areas. Flash Flood Watches are in effect. Read More >

Hazardous Weather Conditions

Current conditions at

Rapid City, Rapid City Regional Airport (KRAP)

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

Fair

24°C

76°F

Humidity 37%
Wind Speed NA
Barometer 1016.3 mb (30.07 in)
Dewpoint 9°C (48°F)
Visibility 16 km
Heat Index26°C (78°F)
Last update 20 Aug 12:52 pm MDT
Extended Forecast for

Rapid City SD

  • This
    Afternoon

    This Afternoon: Mostly sunny, with a high near 27. Northeast wind 8 to 16 km/h becoming southeast.

    Mostly Sunny

    High: 27 °C

  • Tonight

    Tonight: A 30 percent chance of showers and thunderstorms, mainly after 3am.  Partly cloudy, with a low around 16. South wind 11 to 16 km/h decreasing to 5 to 10 km/h after midnight.

    Partly Cloudy
    then Chance
    T-storms

    Low: 16 °C

  • Monday

    Monday: A 30 percent chance of showers and thunderstorms, mainly before noon.  Mostly sunny, with a high near 28. South wind 5 to 14 km/h becoming north in the afternoon. Winds could gust as high as 24 km/h.

    Chance
    T-storms

    High: 28 °C

  • Monday
    Night

    Monday Night: Mostly clear, with a low around 14. North wind 5 to 14 km/h becoming northwest after midnight.

    Mostly Clear

    Low: 14 °C

  • Tuesday

    Tuesday: Mostly sunny, with a high near 28. Northwest wind 5 to 11 km/h becoming southeast in the morning.

    Mostly Sunny

    High: 28 °C

  • Tuesday
    Night

    Tuesday Night: Partly cloudy, with a low around 15. Southeast wind 5 to 11 km/h.

    Partly Cloudy

    Low: 15 °C

  • Wednesday

    Wednesday: Sunny, with a high near 31.

    Sunny

    High: 31 °C

  • Wednesday
    Night

    Wednesday Night: Partly cloudy, with a low around 16.

    Partly Cloudy

    Low: 16 °C

  • Thursday

    Thursday: Mostly sunny, with a high near 29.

    Mostly Sunny

    High: 29 °C

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 27. Northeast wind 8 to 16 km/h becoming southeast.
Tonight
A 30 percent chance of showers and thunderstorms, mainly after 3am. Partly cloudy, with a low around 16. South wind 11 to 16 km/h decreasing to 5 to 10 km/h after midnight.
Monday
A 30 percent chance of showers and thunderstorms, mainly before noon. Mostly sunny, with a high near 28. South wind 5 to 14 km/h becoming north in the afternoon. Winds could gust as high as 24 km/h.
Monday Night
Mostly clear, with a low around 14. North wind 5 to 14 km/h becoming northwest after midnight.
Tuesday
Mostly sunny, with a high near 28. Northwest wind 5 to 11 km/h becoming southeast in the morning.
Tuesday Night
Partly cloudy, with a low around 15. Southeast wind 5 to 11 km/h.
Wednesday
Sunny, with a high near 31.
Wednesday Night
Partly cloudy, with a low around 16.
Thursday
Mostly sunny, with a high near 29.
Thursday Night
A slight chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 17.
Friday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 30.
Friday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 16.
Saturday
Mostly sunny, with a high near 28.
Click Map For Forecast
Point Forecast:
Rapid City SD
 44.08°N 103.24°W (Elev. 1003 m)
12:47 pm MDT Aug 20, 2017
1pm MDT Aug 20, 2017-6pm MDT Aug 26, 2017
 
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