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

Risks of Severe Thunderstorms and Excessive Rainfall; Fire Weather Concerns and Record Warmth

Severe thunderstorms and flash flooding risks increase across the center of the nation today. Meanwhile, ongoing thunderstorms and flash flooding will linger along the Gulf Coast states through the evening. The Great Basin and Intermountain West, warm temperatures and dry fuels with dry lightning may enhance fire weather potential. In addition, across interior Alaska, Red Flag Warning are posted. Read More >

Current conditions at

Rapid City, Rapid City Regional Airport (KRAP)

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

Overcast

67°F

19°C

Humidity 66%
Wind Speed SE 16 mph
Barometer 29.89 in (1011.3 mb)
Dewpoint 55°F (13°C)
Visibility 10.00 mi
Last update 20 Jun 1:52 pm MDT
Extended Forecast for

8 Miles S Nemo SD

  • This Afternoon

    This Afternoon: A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 68. Southeast wind 6 to 8 mph, with gusts as high as 28 mph.

    High: 68 °F

    Chance
    T-storms

  • Tonight

    Tonight: Showers and thunderstorms before 11pm, then showers likely and possibly a thunderstorm between 11pm and midnight, then a chance of showers and thunderstorms after midnight. Areas of fog after 3am. Low around 49. South wind around 6 mph becoming calm in the evening. Winds could gust as high as 23 mph. Chance of precipitation is 80%.

    Low: 49 °F

    Showers then
    Chance
    T-storms and
    Areas Fog

  • Sunday

    Sunday: Showers and possibly a thunderstorm. Areas of fog before 9am. High near 63. Light and variable wind becoming northeast 5 to 8 mph in the morning. Winds could gust as high as 24 mph. Chance of precipitation is 80%.

    High: 63 °F

    Showers and
    Areas Fog

  • Sunday Night

    Sunday Night: A chance of showers and thunderstorms before 9pm, then a chance of showers between 9pm and midnight. Mostly cloudy, with a low around 43. North wind around 6 mph becoming calm in the evening. Winds could gust as high as 20 mph. Chance of precipitation is 30%.

    Low: 43 °F

    Chance
    T-storms then
    Mostly Cloudy

  • Monday

    Monday: A chance of showers, then showers and possibly a thunderstorm after noon. High near 67. Calm wind becoming southeast around 6 mph in the afternoon. Winds could gust as high as 18 mph. Chance of precipitation is 80%.

    High: 67 °F

    Chance
    Showers then
    Showers

  • Monday Night

    Monday Night: Showers likely and possibly a thunderstorm before midnight, then a chance of showers. Mostly cloudy, with a low around 43. Light and variable wind. Chance of precipitation is 70%.

    Low: 43 °F

    Showers
    Likely then
    Chance
    Showers

  • Tuesday

    Tuesday: A 20 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 68.

    High: 68 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 40.

    Low: 40 °F

    Mostly Clear

  • Wednesday

    Wednesday: A slight chance of showers, then a chance of showers and thunderstorms after noon. Mostly sunny, with a high near 68.

    High: 68 °F

    Slight Chance
    Showers then
    Chance
    T-storms

Detailed Forecast

This Afternoon
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 68. Southeast wind 6 to 8 mph, with gusts as high as 28 mph.
Tonight
Showers and thunderstorms before 11pm, then showers likely and possibly a thunderstorm between 11pm and midnight, then a chance of showers and thunderstorms after midnight. Areas of fog after 3am. Low around 49. South wind around 6 mph becoming calm in the evening. Winds could gust as high as 23 mph. Chance of precipitation is 80%.
Sunday
Showers and possibly a thunderstorm. Areas of fog before 9am. High near 63. Light and variable wind becoming northeast 5 to 8 mph in the morning. Winds could gust as high as 24 mph. Chance of precipitation is 80%.
Sunday Night
A chance of showers and thunderstorms before 9pm, then a chance of showers between 9pm and midnight. Mostly cloudy, with a low around 43. North wind around 6 mph becoming calm in the evening. Winds could gust as high as 20 mph. Chance of precipitation is 30%.
Monday
A chance of showers, then showers and possibly a thunderstorm after noon. High near 67. Calm wind becoming southeast around 6 mph in the afternoon. Winds could gust as high as 18 mph. Chance of precipitation is 80%.
Monday Night
Showers likely and possibly a thunderstorm before midnight, then a chance of showers. Mostly cloudy, with a low around 43. Light and variable wind. Chance of precipitation is 70%.
Tuesday
A 20 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 68.
Tuesday Night
Mostly clear, with a low around 40.
Wednesday
A slight chance of showers, then a chance of showers and thunderstorms after noon. Mostly sunny, with a high near 68.
Wednesday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 43.
Thursday
Showers likely and possibly a thunderstorm. Mostly sunny, with a high near 70.
Thursday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 48.
Friday
A chance of showers and thunderstorms. Mostly sunny, with a high near 79.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
8 Miles S Nemo SD
 44.06°N 103.48°W (Elev. 4797 ft)
Last Update:
1:49 pm MDT Jun 20, 2026
Forecast Valid:
2pm MDT Jun 20, 2026-6pm MDT Jun 26, 2026
 
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