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

Heavy to Excessive Rainfall and Flooding Threats in the Central and Eastern U.S.; Heat and Fire Weather Concerns in the West

Thunderstorms producing excessive rainfall and potential flooding concerns will continue through tonight from the Southern Plains to the East Coast. Areas of greatest concern for flooding are over central Texas and the Mid-Atlantic. Heat will continue to build across the West through Tuesday. Heat Advisories and Extreme Heat Warnings are in effect. Fire Weather concerns continue through Monday. Read More >

Current conditions at

Rapid City, Rapid City Regional Airport (KRAP)

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

Fair

67°F

19°C

Humidity 61%
Wind Speed Calm
Barometer 30.09 in (1015.9 mb)
Dewpoint 53°F (12°C)
Visibility 10.00 mi
Last update 13 Jul 11:52 pm MDT
Extended Forecast for

Rapid City Regional Airport SD

  • Overnight

    Overnight: Mostly clear, with a low around 62. South wind around 10 mph, with gusts as high as 15 mph.

    Low: 62 °F

    Mostly Clear

  • Monday

    Monday: A 20 percent chance of showers and thunderstorms after noon. Increasing clouds and hot, with a high near 100. South wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 100 °F

    Sunny then
    Slight Chance
    T-storms

  • Monday Night

    Monday Night: A 50 percent chance of showers and thunderstorms, mainly before midnight. Mostly cloudy, with a low around 62. North wind 5 to 10 mph becoming south in the evening. Winds could gust as high as 20 mph.

    Low: 62 °F

    Chance
    T-storms then
    Slight Chance
    T-storms

  • Tuesday

    Tuesday: A 50 percent chance of showers and thunderstorms after noon. Partly sunny, with a high near 82. Breezy, with a north wind 10 to 20 mph, with gusts as high as 30 mph.

    High: 82 °F

    Mostly Sunny
    then Chance
    T-storms and
    Breezy

  • Tuesday Night

    Tuesday Night: Showers likely and possibly a thunderstorm. Cloudy, with a low around 54. Breezy, with a north wind 10 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 70%.

    Low: 54 °F

    Showers
    Likely and
    Breezy

  • Wednesday

    Wednesday: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after noon. Cloudy, with a high near 67. Northeast wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 70%.

    High: 67 °F

    Showers
    Likely

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 51. North wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 50%.

    Low: 51 °F

    Chance
    T-storms then
    Chance
    Showers

  • Thursday

    Thursday: Partly sunny, with a high near 76. North wind 10 to 15 mph becoming southeast in the afternoon. Winds could gust as high as 25 mph.

    High: 76 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: A slight chance of showers and thunderstorms. Partly cloudy, with a low around 56.

    Low: 56 °F

    Slight Chance
    T-storms

Detailed Forecast

Overnight
Mostly clear, with a low around 62. South wind around 10 mph, with gusts as high as 15 mph.
Monday
A 20 percent chance of showers and thunderstorms after noon. Increasing clouds and hot, with a high near 100. South wind 10 to 15 mph, with gusts as high as 25 mph.
Monday Night
A 50 percent chance of showers and thunderstorms, mainly before midnight. Mostly cloudy, with a low around 62. North wind 5 to 10 mph becoming south in the evening. Winds could gust as high as 20 mph.
Tuesday
A 50 percent chance of showers and thunderstorms after noon. Partly sunny, with a high near 82. Breezy, with a north wind 10 to 20 mph, with gusts as high as 30 mph.
Tuesday Night
Showers likely and possibly a thunderstorm. Cloudy, with a low around 54. Breezy, with a north wind 10 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 70%.
Wednesday
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after noon. Cloudy, with a high near 67. Northeast wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 70%.
Wednesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 51. North wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 50%.
Thursday
Partly sunny, with a high near 76. North wind 10 to 15 mph becoming southeast in the afternoon. Winds could gust as high as 25 mph.
Thursday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 56.
Friday
A slight chance of showers and thunderstorms after noon. Mostly sunny, with a high near 85.
Friday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 59.
Saturday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 86.
Saturday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 60.
Sunday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 91.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Rapid City Regional Airport SD
 44.04°N 103.06°W (Elev. 3100 ft)
Last Update:
9:49 pm MDT Jul 13, 2025
Forecast Valid:
12am MDT Jul 14, 2025-6pm MDT Jul 20, 2025
 
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