Tracking Winter Storm and Severe Weather Impacts Through This Weekend

Heavy mountain snow will continue into Thursday afternoon across the Cascades. Two fast moving storms will track from the southern Rockies to the Great Lakes Thursday and then Friday into Sunday with areas of gusty winds, and heavy snow. In the Southeast U.S., severe thunderstorms and heavy to excessive rainfall are forecast on Friday. Read More >

Hazardous Weather Conditions

Current conditions at

Rapid City, Rapid City Regional Airport (KRAP)

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

Fair and Windy

45°F

7°C

Humidity 54%
Wind Speed NW 29 G 37 mph
Barometer 29.59 in (1003.1 mb)
Dewpoint 29°F (-2°C)
Visibility 10.00 mi
Wind Chill35°F (2°C)
Last update 7 Jan 8:52 pm MST
Extended Forecast for

9 Miles SSW Union Center SD

  • Tonight

    Tonight: Mostly cloudy, with a low around 29. Wind chill values as low as 20. Northwest wind 10 to 15 mph, with gusts as high as 26 mph.

    Low: 29 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly cloudy, with a high near 42. Wind chill values as low as 20. North wind 8 to 10 mph, with gusts as high as 15 mph.

    High: 42 °F

    Mostly Cloudy

  • Thursday Night

    Thursday Night: A 30 percent chance of snow, mainly before 11pm.  Mostly cloudy, with a low around 25. Wind chill values as low as 13. North wind 6 to 14 mph becoming west in the evening. Winds could gust as high as 20 mph.

    Low: 25 °F

    Chance Snow

  • Friday

    Friday: Mostly sunny, with a high near 38. Wind chill values as low as 12. Windy, with a northwest wind 17 to 22 mph increasing to 25 to 30 mph in the afternoon. Winds could gust as high as 40 mph.

    High: 38 °F

    Mostly Sunny
    and Windy

  • Friday Night

    Friday Night: A 30 percent chance of snow after 11pm.  Mostly cloudy, with a low around 21. Blustery, with a west wind 16 to 20 mph, with gusts as high as 28 mph.

    Low: 21 °F

    Chance Snow
    and Blustery

  • Saturday

    Saturday: A 30 percent chance of snow, mainly before 11am.  Mostly cloudy, with a high near 35. Breezy, with a northwest wind 16 to 23 mph, with gusts as high as 32 mph.

    High: 35 °F

    Chance Snow
    and Breezy

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 22. Northwest wind 8 to 11 mph becoming west after midnight. Winds could gust as high as 16 mph.

    Low: 22 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 52. West wind 9 to 13 mph, with gusts as high as 21 mph.

    High: 52 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 31.

    Low: 31 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly cloudy, with a low around 29. Wind chill values as low as 20. Northwest wind 10 to 15 mph, with gusts as high as 26 mph.
Thursday
Mostly cloudy, with a high near 42. Wind chill values as low as 20. North wind 8 to 10 mph, with gusts as high as 15 mph.
Thursday Night
A 30 percent chance of snow, mainly before 11pm. Mostly cloudy, with a low around 25. Wind chill values as low as 13. North wind 6 to 14 mph becoming west in the evening. Winds could gust as high as 20 mph.
Friday
Mostly sunny, with a high near 38. Wind chill values as low as 12. Windy, with a northwest wind 17 to 22 mph increasing to 25 to 30 mph in the afternoon. Winds could gust as high as 40 mph.
Friday Night
A 30 percent chance of snow after 11pm. Mostly cloudy, with a low around 21. Blustery, with a west wind 16 to 20 mph, with gusts as high as 28 mph.
Saturday
A 30 percent chance of snow, mainly before 11am. Mostly cloudy, with a high near 35. Breezy, with a northwest wind 16 to 23 mph, with gusts as high as 32 mph.
Saturday Night
Partly cloudy, with a low around 22. Northwest wind 8 to 11 mph becoming west after midnight. Winds could gust as high as 16 mph.
Sunday
Mostly sunny, with a high near 52. West wind 9 to 13 mph, with gusts as high as 21 mph.
Sunday Night
Partly cloudy, with a low around 31.
Monday
Mostly sunny, with a high near 54. Breezy.
Monday Night
Mostly cloudy, with a low around 34.
Tuesday
A slight chance of rain. Mostly cloudy, with a high near 51. Windy.
Tuesday Night
A slight chance of rain and snow. Mostly cloudy, with a low around 31. Blustery.
Wednesday
A slight chance of rain and snow. Partly sunny, with a high near 47. Breezy.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
9 Miles SSW Union Center SD
 44.44°N 102.73°W (Elev. 2546 ft)
9:16 pm MST Jan 7, 2026
9pm MST Jan 7, 2026-6pm MST Jan 14, 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