Dangerous heat and humidity from the central U.S. to East Coast this weekend

Hot and very humid conditions will push the heat index to well over 100 degrees across a large portion of the central and eastern U.S. Excessive Heat Warnings and Heat Advisories are in effect for much of the Plains, Miss. Valley, Midwest, Ohio Valley, Mid-Atlantic and southern states. Be very cautious if you must do outdoor activities in these areas during the afternoon and evening this weekend. Read More >

Hazardous Weather Conditions

Current conditions at

Rapid City, Rapid City Regional Airport (KRAP)

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

Fair

31°C

87°F

Humidity 25%
Wind Speed Vrbl 11 G 28 km/h
Barometer 1016.2 mb (30.10 in)
Dewpoint 8°C (47°F)
Visibility 16 km
Heat Index29°C (84°F)
Last update 24 Jul 3:52 pm MDT
Extended Forecast for

Rapid City SD

  • This
    Afternoon

    This Afternoon: Isolated showers and thunderstorms.  Mostly sunny, with a high near 29. Southeast wind around 13 km/h.  Chance of precipitation is 20%.

    Isolated
    T-storms

    High: 29 °C

  • Tonight

    Tonight: Isolated showers and thunderstorms before 7pm.  Mostly clear, with a low around 18. Southeast wind 10 to 13 km/h.  Chance of precipitation is 20%.

    Isolated
    T-storms then
    Mostly Clear

    Low: 18 °C

  • Monday

    Monday: A 20 percent chance of showers and thunderstorms after 4pm.  Sunny, with a high near 33. South wind 11 to 16 km/h increasing to 24 to 29 km/h in the afternoon. Winds could gust as high as 40 km/h.

    Sunny then
    Slight Chance
    T-storms

    High: 33 °C

  • Monday
    Night

    Monday Night: A 30 percent chance of showers and thunderstorms, mainly between 7pm and 1am.  Partly cloudy, with a low around 19. Southeast wind 16 to 21 km/h decreasing to 10 to 15 km/h in the evening.

    Chance
    T-storms

    Low: 19 °C

  • Tuesday

    Tuesday: A 50 percent chance of showers and thunderstorms after 1pm.  Mostly sunny, with a high near 32. Southwest wind 8 to 14 km/h becoming northeast in the afternoon.

    Mostly Sunny
    then Chance
    T-storms

    High: 32 °C

  • Tuesday
    Night

    Tuesday Night: A 50 percent chance of showers and thunderstorms before 1am.  Partly cloudy, with a low around 18. Northeast wind 8 to 14 km/h becoming southwest after midnight.

    Chance
    T-storms

    Low: 18 °C

  • Wednesday

    Wednesday: A 40 percent chance of showers and thunderstorms after 7am.  Partly sunny, with a high near 29.

    Chance
    T-storms

    High: 29 °C

  • Wednesday
    Night

    Wednesday Night: A chance of showers and thunderstorms.  Mostly cloudy, with a low around 17.

    Chance
    T-storms

    Low: 17 °C

  • Thursday

    Thursday: A chance of showers and thunderstorms.  Partly sunny, with a high near 28.

    Chance
    T-storms

    High: 28 °C

Detailed Forecast

This Afternoon
Isolated showers and thunderstorms. Mostly sunny, with a high near 29. Southeast wind around 13 km/h. Chance of precipitation is 20%.
Tonight
Isolated showers and thunderstorms before 7pm. Mostly clear, with a low around 18. Southeast wind 10 to 13 km/h. Chance of precipitation is 20%.
Monday
A 20 percent chance of showers and thunderstorms after 4pm. Sunny, with a high near 33. South wind 11 to 16 km/h increasing to 24 to 29 km/h in the afternoon. Winds could gust as high as 40 km/h.
Monday Night
A 30 percent chance of showers and thunderstorms, mainly between 7pm and 1am. Partly cloudy, with a low around 19. Southeast wind 16 to 21 km/h decreasing to 10 to 15 km/h in the evening.
Tuesday
A 50 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 32. Southwest wind 8 to 14 km/h becoming northeast in the afternoon.
Tuesday Night
A 50 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 18. Northeast wind 8 to 14 km/h becoming southwest after midnight.
Wednesday
A 40 percent chance of showers and thunderstorms after 7am. Partly sunny, with a high near 29.
Wednesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 17.
Thursday
A chance of showers and thunderstorms. Partly sunny, with a high near 28.
Thursday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 16.
Friday
A chance of showers and thunderstorms. Mostly sunny, with a high near 28.
Friday Night
A chance of showers and thunderstorms. Mostly clear, with a low around 16.
Saturday
Sunny, with a high near 31.
Saturday Night
Mostly clear, with a low around 18.
Sunday
Mostly sunny, with a high near 33.
Click Map For Forecast
Point Forecast:
Rapid City SD
 44.08°N 103.24°W (Elev. 1003 m)
1:57 pm MDT Jul 24, 2016
4pm MDT Jul 24, 2016-6pm MDT Jul 31, 2016
 
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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