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

Dangerous Heat Wave To Persist From The Midwest to the Ohio Valley

A very hot and humid air mass will persist today across much of the Midwest and Ohio Valley. Afternoon high temperatures will exceed 95 degrees in many locations with heat index values between 100 and 110. Hot temperatures will expand into the eastern U.S. on Monday with several of the major I-95 cities reaching 90 degrees or higher. Take it slow, drink plenty of fluids and limit outdoor exposure. Read More >

Hazardous Weather Conditions

Current conditions at

Rapid City, Rapid City Regional Airport (KRAP)

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

Light Rain

55°F

13°C

Humidity 96%
Wind Speed N 14 mph
Barometer 30.07 in (1017.7 mb)
Dewpoint 54°F (12°C)
Visibility 8.00 mi
Wind Chill51°F (11°C)
Last update 17 Jun 5:52 pm MDT
Extended Forecast for

Rapid City SD

  • Tonight

    Tonight: Showers likely, mainly after 1am. Cloudy, with a steady temperature around 56. North wind 6 to 11 mph. Chance of precipitation is 70%.

    Showers
    Likely

    Low: 56 °F

  • Monday

    Monday: Showers, mainly before 1pm. High near 60. North wind 6 to 9 mph becoming east in the afternoon. Chance of precipitation is 80%.

    Showers

    High: 60 °F

  • Monday
    Night

    Monday Night: A 40 percent chance of showers. Mostly cloudy, with a low around 53. East wind 3 to 8 mph.

    Chance
    Showers

    Low: 53 °F

  • Tuesday

    Tuesday: A chance of showers, with thunderstorms also possible after 10am. Mostly cloudy, with a high near 68. Northeast wind 3 to 7 mph. Chance of precipitation is 40%.

    Chance
    Showers then
    Chance
    T-storms

    High: 68 °F

  • Tuesday
    Night

    Tuesday Night: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 7pm. Cloudy, with a low around 57. North wind 5 to 8 mph. Chance of precipitation is 60%.

    Showers
    Likely

    Low: 57 °F

  • Wednesday

    Wednesday: Showers likely and possibly a thunderstorm before 7am, then showers likely between 7am and 1pm, then a chance of showers and thunderstorms after 1pm. Cloudy, with a high near 65. North wind around 8 mph. Chance of precipitation is 60%.

    Showers
    Likely

    High: 65 °F

  • Wednesday
    Night

    Wednesday Night: A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 56.

    Chance
    Showers

    Low: 56 °F

  • Thursday

    Thursday: A chance of showers and thunderstorms before 7am, then a chance of showers between 7am and 1pm, then a chance of showers and thunderstorms after 1pm. Mostly cloudy, with a high near 72.

    Chance
    Showers

    High: 72 °F

  • Thursday
    Night

    Thursday Night: A chance of showers and thunderstorms before 7pm. Mostly cloudy, with a low around 55.

    Chance
    Showers then
    Mostly Cloudy

    Low: 55 °F

Detailed Forecast

Tonight
Showers likely, mainly after 1am. Cloudy, with a steady temperature around 56. North wind 6 to 11 mph. Chance of precipitation is 70%.
Monday
Showers, mainly before 1pm. High near 60. North wind 6 to 9 mph becoming east in the afternoon. Chance of precipitation is 80%.
Monday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 53. East wind 3 to 8 mph.
Tuesday
A chance of showers, with thunderstorms also possible after 10am. Mostly cloudy, with a high near 68. Northeast wind 3 to 7 mph. Chance of precipitation is 40%.
Tuesday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 7pm. Cloudy, with a low around 57. North wind 5 to 8 mph. Chance of precipitation is 60%.
Wednesday
Showers likely and possibly a thunderstorm before 7am, then showers likely between 7am and 1pm, then a chance of showers and thunderstorms after 1pm. Cloudy, with a high near 65. North wind around 8 mph. Chance of precipitation is 60%.
Wednesday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 56.
Thursday
A chance of showers and thunderstorms before 7am, then a chance of showers between 7am and 1pm, then a chance of showers and thunderstorms after 1pm. Mostly cloudy, with a high near 72.
Thursday Night
A chance of showers and thunderstorms before 7pm. Mostly cloudy, with a low around 55.
Friday
A chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 76.
Friday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 57.
Saturday
A chance of showers and thunderstorms. Partly sunny, with a high near 80.
Saturday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 59.
Sunday
A chance of showers and thunderstorms. Partly sunny, with a high near 79.
Click Map For Forecast
Disclaimer
Map Legend
Point Forecast:
Rapid City SD
 44.08°N 103.24°W (Elev. 3291 ft)
Last Update:
3:48 pm MDT Jun 17, 2018
Forecast Valid:
6pm MDT Jun 17, 2018-6pm MDT Jun 24, 2018
 
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