Autumn Temperatures for Eastern Third of the Country; Developing Offshore Coastal Storm

Cooler and less humid conditions for most of the eastern third of the nation as high pressure dominates the weather pattern. Otherwise, rather tranquil weather for most of the nation for the end of the weekend into the start of this week. We continue to monitor a developing coastal storm offshore of the Carolinas; Coastal flooding and beach erosion possible along portions of the Mid-Atlantic. Read More >

Current conditions at

Ellsworth Air Force Base (KRCA)

Lat: 44.15°NLon: 103.1°WElev: 3278ft.

Fair

63°F

17°C

Humidity 28%
Wind Speed N 13 mph
Barometer 30.11 in (1019.2 mb)
Dewpoint 30°F (-1°C)
Visibility 10.00 mi
Last update 18 Oct 9:55 am MDT
Extended Forecast for

Rapid City SD

  • Today

    Today: Sunny, with a high near 67. North wind 7 to 15 mph, with gusts as high as 28 mph.

    High: 67 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 38. Northeast wind around 6 mph becoming calm  in the evening. Winds could gust as high as 15 mph.

    Low: 38 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 61. Light and variable wind becoming southeast 6 to 11 mph in the morning. Winds could gust as high as 25 mph.

    High: 61 °F

    Sunny

  • Monday Night

    Monday Night: Clear, with a low around 44. South wind 6 to 9 mph, with gusts as high as 22 mph.

    Low: 44 °F

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 75. South wind 5 to 10 mph, with gusts as high as 22 mph.

    High: 75 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 50. South wind 5 to 8 mph becoming northwest after midnight. Winds could gust as high as 18 mph.

    Low: 50 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 70.

    High: 70 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 50.

    Low: 50 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 82.

    High: 82 °F

    Mostly Sunny

Detailed Forecast

Today
Sunny, with a high near 67. North wind 7 to 15 mph, with gusts as high as 28 mph.
Tonight
Mostly clear, with a low around 38. Northeast wind around 6 mph becoming calm in the evening. Winds could gust as high as 15 mph.
Monday
Sunny, with a high near 61. Light and variable wind becoming southeast 6 to 11 mph in the morning. Winds could gust as high as 25 mph.
Monday Night
Clear, with a low around 44. South wind 6 to 9 mph, with gusts as high as 22 mph.
Tuesday
Sunny, with a high near 75. South wind 5 to 10 mph, with gusts as high as 22 mph.
Tuesday Night
Mostly clear, with a low around 50. South wind 5 to 8 mph becoming northwest after midnight. Winds could gust as high as 18 mph.
Wednesday
Sunny, with a high near 70.
Wednesday Night
Mostly clear, with a low around 50.
Thursday
Mostly sunny, with a high near 82.
Thursday Night
Mostly cloudy, with a low around 56.
Friday
A slight chance of rain. Partly sunny, with a high near 81.
Friday Night
Rain likely. Mostly cloudy, with a low around 49. Breezy.
Saturday
A chance of rain. Partly sunny, with a high near 63.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
Rapid City SD
 44.08°N 103.21°W (Elev. 3189 ft)
10:16 am MDT Oct 18, 2026
10am MDT Oct 18, 2026-6pm MDT Oct 24, 2026
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database