Heat the Southwest; Fire Weather in the Central U.S.; Kona Low Impacting Hawaii

A rare March heat wave is ongoing with much above-normal temperatures over the Southwest U.S. through this weekend. Periods of critical fire weather will persist from the central Rockies to the central and southern Plains through the weekend as gusty winds and low relative humidity continue. A Kona low will continue to bring several rounds of moderate to heavy rainfall to Hawaii through Sunday. Read More >

Current conditions at

Rapid City, Rapid City Regional Airport (KRAP)

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

Fair

76°F

24°C

Humidity 18%
Wind Speed E 10 mph
Barometer 29.80 in (1007.3 mb)
Dewpoint 30°F (-1°C)
Visibility 10.00 mi
Heat Index76°F (24°C)
Last update 21 Mar 11:52 am MDT
Extended Forecast for

7 Miles S Nemo SD

Red Flag Warning March 21, 12:18pm until March 21, 09:00pm
Click here for hazard details and duration
Red Flag Warning
  •  
    Red Flag Warning March 21, 12:18pm until March 21, 09:00pm

    NOW until 9:00pm Sat

    Red Flag Warning

  • This Afternoon

    High: 83 °F

    Sunny

  • Tonight

    Tonight: A chance of rain showers before 5am, then a chance of rain and snow showers.  Mostly cloudy, with a low around 33. Northeast wind 6 to 15 mph, with gusts as high as 23 mph.  Chance of precipitation is 40%. Little or no snow accumulation expected.

    Low: 33 °F

    Slight Chance
    Showers then
    Chance
    Rain/Snow

  • Sunday

    Sunday: A chance of rain and snow showers before 10am, then a chance of rain showers between 10am and noon.  Partly sunny, with a high near 55. Calm wind becoming north around 6 mph in the afternoon. Winds could gust as high as 20 mph.  Chance of precipitation is 40%. Little or no snow accumulation expected.

    High: 55 °F

    Chance
    Rain/Snow
    then Mostly
    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 30. Northwest wind around 6 mph becoming calm  in the evening. Winds could gust as high as 16 mph.

    Low: 30 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 61. Light and variable wind becoming south around 6 mph in the morning. Winds could gust as high as 17 mph.

    High: 61 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 34. Northeast wind around 5 mph becoming calm  in the evening.

    Low: 34 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 63. Light and variable wind becoming northeast 5 to 7 mph in the morning. Winds could gust as high as 21 mph.

    High: 63 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 39. East wind around 6 mph becoming light and variable. Winds could gust as high as 15 mph.

    Low: 39 °F

    Mostly Cloudy

Detailed Forecast

This Afternoon
Sunny, with a high near 83. South wind 8 to 11 mph, with gusts as high as 23 mph.
Tonight
A chance of rain showers before 5am, then a chance of rain and snow showers. Mostly cloudy, with a low around 33. Northeast wind 6 to 15 mph, with gusts as high as 23 mph. Chance of precipitation is 40%. Little or no snow accumulation expected.
Sunday
A chance of rain and snow showers before 10am, then a chance of rain showers between 10am and noon. Partly sunny, with a high near 55. Calm wind becoming north around 6 mph in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 40%. Little or no snow accumulation expected.
Sunday Night
Partly cloudy, with a low around 30. Northwest wind around 6 mph becoming calm in the evening. Winds could gust as high as 16 mph.
Monday
Mostly sunny, with a high near 61. Light and variable wind becoming south around 6 mph in the morning. Winds could gust as high as 17 mph.
Monday Night
Partly cloudy, with a low around 34. Northeast wind around 5 mph becoming calm in the evening.
Tuesday
Partly sunny, with a high near 63. Light and variable wind becoming northeast 5 to 7 mph in the morning. Winds could gust as high as 21 mph.
Tuesday Night
Mostly cloudy, with a low around 39. East wind around 6 mph becoming light and variable. Winds could gust as high as 15 mph.
Wednesday
Mostly sunny, with a high near 71.
Wednesday Night
Partly cloudy, with a low around 34.
Thursday
Mostly sunny, with a high near 53.
Thursday Night
Mostly cloudy, with a low around 25.
Friday
Partly sunny, with a high near 49.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
7 Miles S Nemo SD
 44.09°N 103.48°W (Elev. 4997 ft)
11:32 am MDT Mar 21, 2026
12pm MDT Mar 21, 2026-6pm MDT Mar 27, 2026
 
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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