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Heavy Rainfall Across South Texas; Heat in the West

Excessive rainfall may produce locally considerable flash flooding over parts of South Texas, the western Gulf Coast, and Lower Mississippi River Valley through Thursday. Hot temperatures will persist over central and northern California and the Pacific Northwest through today. Read More >

Current conditions at

Rapid City, Rapid City Regional Airport (KRAP)

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

Fair

57°F

14°C

Humidity 49%
Wind Speed N 10 mph
Barometer 29.99 in (1013.5 mb)
Dewpoint 38°F (3°C)
Visibility 10.00 mi
Last update 15 Jun 11:52 pm MDT
Extended Forecast for

Rapid City SD

  • Overnight

    Overnight: Mostly cloudy, with a low around 52. West wind around 6 mph.

    Low: 52 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 90. Southwest wind 5 to 10 mph becoming northwest 12 to 17 mph in the afternoon. Winds could gust as high as 34 mph.

    High: 90 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: A 20 percent chance of showers. Partly cloudy, with a low around 61. Breezy, with a northwest wind 6 to 11 mph increasing to 15 to 20 mph after midnight. Winds could gust as high as 36 mph.

    Low: 61 °F

    Slight Chance
    Showers and
    Breezy

  • Wednesday

    Wednesday: Sunny, with a high near 76. Windy, with a northwest wind 22 to 32 mph, with gusts as high as 50 mph.

    High: 76 °F

    Sunny and
    Windy

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 51. Breezy, with a northwest wind 19 to 24 mph decreasing to 5 to 10 mph after midnight. Winds could gust as high as 41 mph.

    Low: 51 °F

    Partly Cloudy
    and Breezy
    then Partly
    Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 75. North wind 6 to 11 mph, with gusts as high as 24 mph.

    High: 75 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 50.

    Low: 50 °F

    Partly Cloudy

  • Juneteenth

    Juneteenth: Mostly sunny, with a high near 84.

    High: 84 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 56.

    Low: 56 °F

    Partly Cloudy

Detailed Forecast

Overnight
Mostly cloudy, with a low around 52. West wind around 6 mph.
Tuesday
Partly sunny, with a high near 90. Southwest wind 5 to 10 mph becoming northwest 12 to 17 mph in the afternoon. Winds could gust as high as 34 mph.
Tuesday Night
A 20 percent chance of showers. Partly cloudy, with a low around 61. Breezy, with a northwest wind 6 to 11 mph increasing to 15 to 20 mph after midnight. Winds could gust as high as 36 mph.
Wednesday
Sunny, with a high near 76. Windy, with a northwest wind 22 to 32 mph, with gusts as high as 50 mph.
Wednesday Night
Partly cloudy, with a low around 51. Breezy, with a northwest wind 19 to 24 mph decreasing to 5 to 10 mph after midnight. Winds could gust as high as 41 mph.
Thursday
Mostly sunny, with a high near 75. North wind 6 to 11 mph, with gusts as high as 24 mph.
Thursday Night
Partly cloudy, with a low around 50.
Juneteenth
Mostly sunny, with a high near 84.
Friday Night
Partly cloudy, with a low around 56.
Saturday
A chance of showers and thunderstorms after noon. Partly sunny, with a high near 82.
Saturday Night
Showers and thunderstorms likely. Mostly cloudy, with a low around 55.
Sunday
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 74.
Sunday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 53.
Monday
A chance of showers and thunderstorms. Partly sunny, with a high near 75.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Rapid City SD
 44.08°N 103.21°W (Elev. 3189 ft)
Last Update:
9:37 pm MDT Jun 15, 2026
Forecast Valid:
12am MDT Jun 16, 2026-6pm MDT Jun 22, 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