Wet and Cool in the East this Memorial Day Weekend; Well Above Normal Temperatures in the Northern Plains

A wet Memorial Day weekend is in store for the East, with widespread rainfall of 1 to more than 2 inches expected from the Gulf Coast to southern New England. Well above normal temperatures are forecast to build across the northern Plains. Another round of heavy to excessive rainfall is expected to impact the western Gulf Coast this weekend with Flood Watches in effect. Read More >

Current conditions at

Rapid City, Rapid City Regional Airport (KRAP)

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

A Few Clouds

72°F

22°C

Humidity 26%
Wind Speed N 12 mph
Barometer 29.90 in (1011.8 mb)
Dewpoint 35°F (2°C)
Visibility 10.00 mi
Last update 23 May 3:52 pm MDT
Extended Forecast for

4 Miles SSW Colonial Pine Hills SD

  • This Afternoon

    This Afternoon: Isolated showers and thunderstorms.  Mostly sunny, with a high near 67. East wind 3 to 5 mph.  Chance of precipitation is 20%.

    High: 67 °F

    Isolated
    T-storms

  • Tonight

    Tonight: Isolated showers and thunderstorms before 9pm.  Partly cloudy, with a low around 46. Calm wind becoming west around 6 mph after midnight.  Chance of precipitation is 20%.

    Low: 46 °F

    Isolated
    T-storms then
    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 79. West wind 5 to 7 mph becoming calm. Winds could gust as high as 18 mph.

    High: 79 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 51. Calm wind becoming west around 6 mph after midnight.

    Low: 51 °F

    Partly Cloudy

  • Memorial Day

    Memorial Day: Sunny, with a high near 84. Calm wind becoming southeast 5 to 8 mph in the afternoon. Winds could gust as high as 22 mph.

    High: 84 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 56. Southeast wind around 7 mph becoming southwest after midnight. Winds could gust as high as 18 mph.

    Low: 56 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 84.

    High: 84 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A slight chance of showers and thunderstorms before midnight.  Mostly cloudy, with a low around 57.

    Low: 57 °F

    Slight Chance
    T-storms then
    Mostly Cloudy

  • Wednesday

    Wednesday: A slight chance of showers, then showers likely and possibly a thunderstorm after noon.  Partly sunny, with a high near 76.

    High: 76 °F

    Showers
    Likely

Detailed Forecast

This Afternoon
Isolated showers and thunderstorms. Mostly sunny, with a high near 67. East wind 3 to 5 mph. Chance of precipitation is 20%.
Tonight
Isolated showers and thunderstorms before 9pm. Partly cloudy, with a low around 46. Calm wind becoming west around 6 mph after midnight. Chance of precipitation is 20%.
Sunday
Mostly sunny, with a high near 79. West wind 5 to 7 mph becoming calm. Winds could gust as high as 18 mph.
Sunday Night
Partly cloudy, with a low around 51. Calm wind becoming west around 6 mph after midnight.
Memorial Day
Sunny, with a high near 84. Calm wind becoming southeast 5 to 8 mph in the afternoon. Winds could gust as high as 22 mph.
Monday Night
Mostly clear, with a low around 56. Southeast wind around 7 mph becoming southwest after midnight. Winds could gust as high as 18 mph.
Tuesday
Mostly sunny, with a high near 84.
Tuesday Night
A slight chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 57.
Wednesday
A slight chance of showers, then showers likely and possibly a thunderstorm after noon. Partly sunny, with a high near 76.
Wednesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 54.
Thursday
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 70.
Thursday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 53.
Friday
A chance of showers and thunderstorms. Partly sunny, with a high near 73.
Friday Night
Showers and thunderstorms likely. Mostly cloudy, with a low around 53.
Saturday
A chance of showers and thunderstorms. Partly sunny, with a high near 73.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SSW Colonial Pine Hills SD
 43.96°N 103.35°W (Elev. 4390 ft)
2:01 pm MDT May 23, 2026
4pm MDT May 23, 2026-6pm MDT May 30, 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