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

Critical Fire Weather in the High Plains; Heat Continues in the West

Critical fire weather conditions will persist in the central High Plains through Friday as gusty winds and dry conditions continue. The heat wave across the West and Southwest will continue to intensify through the week, with daily and monthly record highs expected to be broken. Read More >

Hazardous Weather Conditions

Current conditions at

Rapid City, Rapid City Regional Airport (KRAP)

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

Fair

51°F

11°C

Humidity 38%
Wind Speed W 8 mph
Barometer 30.05 in (1016.1 mb)
Dewpoint 26°F (-3°C)
Visibility 10.00 mi
Wind Chill48°F (9°C)
Last update 19 Mar 12:52 am MDT
Extended Forecast for

Rapid City SD

Red Flag Warning March 19, 11:00am until March 19, 07:00pm
Click here for hazard details and duration
Red Flag Warning

  • Overnight

    Overnight: Partly cloudy, with a low around 45. West wind around 6 mph.

    Low: 45 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 81. West wind 6 to 11 mph, with gusts as high as 24 mph.

    High: 81 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 48. West wind around 6 mph, with gusts as high as 16 mph.

    Low: 48 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 82. Northwest wind 6 to 8 mph, with gusts as high as 23 mph.

    High: 82 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 51. Southwest wind 5 to 7 mph.

    Low: 51 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 86. West wind 6 to 14 mph becoming north in the afternoon. Winds could gust as high as 30 mph.

    High: 86 °F

    Sunny

  • Saturday Night

    Saturday Night: A 20 percent chance of rain after midnight. Mostly cloudy, with a low around 39. North wind 10 to 14 mph, with gusts as high as 30 mph.

    Low: 39 °F

    Mostly Cloudy
    then Slight
    Chance Rain

  • Sunday

    Sunday: A slight chance of rain before noon. Mostly sunny, with a high near 56. North wind 9 to 11 mph, with gusts as high as 24 mph.

    High: 56 °F

    Slight Chance
    Rain then
    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 32.

    Low: 32 °F

    Partly Cloudy

Detailed Forecast

Overnight
Partly cloudy, with a low around 45. West wind around 6 mph.
Thursday
Mostly sunny, with a high near 81. West wind 6 to 11 mph, with gusts as high as 24 mph.
Thursday Night
Partly cloudy, with a low around 48. West wind around 6 mph, with gusts as high as 16 mph.
Friday
Mostly sunny, with a high near 82. Northwest wind 6 to 8 mph, with gusts as high as 23 mph.
Friday Night
Mostly clear, with a low around 51. Southwest wind 5 to 7 mph.
Saturday
Sunny, with a high near 86. West wind 6 to 14 mph becoming north in the afternoon. Winds could gust as high as 30 mph.
Saturday Night
A 20 percent chance of rain after midnight. Mostly cloudy, with a low around 39. North wind 10 to 14 mph, with gusts as high as 30 mph.
Sunday
A slight chance of rain before noon. Mostly sunny, with a high near 56. North wind 9 to 11 mph, with gusts as high as 24 mph.
Sunday Night
Partly cloudy, with a low around 32.
Monday
Partly sunny, with a high near 64.
Monday Night
Mostly cloudy, with a low around 38.
Tuesday
Mostly sunny, with a high near 66.
Tuesday Night
Mostly cloudy, with a low around 46.
Wednesday
Mostly sunny, with a high near 81.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Rapid City SD
 44.08°N 103.24°W (Elev. 3291 ft)
Last Update:
12:32 am MDT Mar 19, 2026
Forecast Valid:
1am MDT Mar 19, 2026-6pm MDT Mar 25, 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