Dangerous Heat and Heavy Rainfall into the Weekend

Hot temperatures and high humidity are forecast to continue across the mid-Mississippi Valley into this weekend. Heat Advisories remain in effect. Heavy to excessive rainfall occurring at times through the weekend could bring areas of flooding to parts of the northern Rockies, upper Midwest, central Great Lakes, and southern New England. 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 73%
Wind Speed Vrbl 5 mph
Barometer 30.06 in (1016.4 mb)
Dewpoint 58°F (14°C)
Visibility 10.00 mi
Last update 19 Sep 12:52 pm MDT
Extended Forecast for

8 Miles S Nemo SD

  • This Afternoon

    This Afternoon: Showers and possibly a thunderstorm.  Steady temperature around 59. East wind 3 to 5 mph. Winds could gust as high as 17 mph.  Chance of precipitation is 100%.

    High: 59 °F

    Showers

  • Tonight

    Tonight: Showers and possibly a thunderstorm.  Low around 46. Light east wind. Winds could gust as high as 16 mph.  Chance of precipitation is 100%.

    Low: 46 °F

    Showers

  • Sunday

    Sunday: Showers, with thunderstorms also possible after 9am.  Patchy fog before 9am. High near 56. Calm wind becoming east around 5 mph in the afternoon. Winds could gust as high as 20 mph.  Chance of precipitation is 100%.

    High: 56 °F

    Showers and
    Patchy Fog

  • Sunday Night

    Sunday Night: Showers and possibly a thunderstorm.  Low around 42. Light and variable wind. Winds could gust as high as 17 mph.  Chance of precipitation is 100%.

    Low: 42 °F

    Showers then
    Showers
    Likely

  • Monday

    Monday: Showers likely.  Mostly cloudy, with a high near 58. Calm wind becoming southeast around 6 mph in the afternoon. Winds could gust as high as 20 mph.  Chance of precipitation is 60%.

    High: 58 °F

    Showers
    Likely

  • Monday Night

    Monday Night: A 40 percent chance of showers before midnight.  Mostly cloudy, with a low around 42. South wind 3 to 6 mph. Winds could gust as high as 20 mph.

    Low: 42 °F

    Chance
    Showers then
    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 69.

    High: 69 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 48.

    Low: 48 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A slight chance of showers, then a chance of showers and thunderstorms after noon.  Mostly sunny, with a high near 76.

    High: 76 °F

    Slight Chance
    Showers then
    Chance
    T-storms

Detailed Forecast

This Afternoon
Showers and possibly a thunderstorm. Steady temperature around 59. East wind 3 to 5 mph. Winds could gust as high as 17 mph. Chance of precipitation is 100%.
Tonight
Showers and possibly a thunderstorm. Low around 46. Light east wind. Winds could gust as high as 16 mph. Chance of precipitation is 100%.
Sunday
Showers, with thunderstorms also possible after 9am. Patchy fog before 9am. High near 56. Calm wind becoming east around 5 mph in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 100%.
Sunday Night
Showers and possibly a thunderstorm. Low around 42. Light and variable wind. Winds could gust as high as 17 mph. Chance of precipitation is 100%.
Monday
Showers likely. Mostly cloudy, with a high near 58. Calm wind becoming southeast around 6 mph in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 60%.
Monday Night
A 40 percent chance of showers before midnight. Mostly cloudy, with a low around 42. South wind 3 to 6 mph. Winds could gust as high as 20 mph.
Tuesday
Mostly sunny, with a high near 69.
Tuesday Night
Partly cloudy, with a low around 48.
Wednesday
A slight chance of showers, then a chance of showers and thunderstorms after noon. Mostly sunny, with a high near 76.
Wednesday Night
Partly cloudy, with a low around 50.
Thursday
Sunny, with a high near 79.
Thursday Night
Mostly clear, with a low around 50.
Friday
Mostly sunny, with a high near 79.
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ABOUT THIS FORECAST

 
Point Forecast:
8 Miles S Nemo SD
 44.06°N 103.48°W (Elev. 4797 ft)
1:01 pm MDT Sep 19, 2026
1pm MDT Sep 19, 2026-6pm MDT Sep 25, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database