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

Prolonged Extreme Cold; Eastern U.S. Winter Storm

Another Arctic blast will surge south across the northern Plains tonight, crossing the Midwest and reaching the Gulf Coast Friday night. Dangerously cold temperatures will persist across the eastern U.S. into early February. There is increasing confidence for significant heavy snow across much of the Southern Appalachians, Carolinas, and southern Mid-Atlantic Friday into Sunday. Read More >

Current conditions at

Rapid City, Rapid City Regional Airport (KRAP)

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

Light Snow

36°F

2°C

Humidity 86%
Wind Speed N 13 mph
Barometer 30.17 in (1025.1 mb)
Dewpoint 32°F (0°C)
Visibility 10.00 mi
Wind Chill27°F (-3°C)
Last update 29 Jan 3:52 pm MST
Extended Forecast for

Rapid City SD

  • This Afternoon

    This Afternoon: A chance of rain and snow before 4pm, then a chance of snow. Cloudy, with a high near 40. North wind around 10 mph, with gusts as high as 25 mph. Chance of precipitation is 50%. Total daytime snow accumulation of less than a half inch possible.

    High: 40 °F

    Chance
    Rain/Snow

  • Tonight

    Tonight: A 50 percent chance of snow. Mostly cloudy, with a low around 16. North wind around 6 mph becoming calm in the evening. New snow accumulation of less than a half inch possible.

    Low: 16 °F

    Chance Snow

  • Friday

    Friday: Snow likely, mainly before 11am. Mostly cloudy, with a high near 26. Wind chill values as low as 11. Light and variable wind becoming southeast 5 to 9 mph in the morning. Winds could gust as high as 18 mph. Chance of precipitation is 70%. New snow accumulation of less than one inch possible.

    High: 26 °F

    Snow Likely
    then Chance
    Snow

  • Friday Night

    Friday Night: A 30 percent chance of snow after 5am. Mostly cloudy, with a temperature falling to near 16 by 8pm, then rising to around 27 during the remainder of the night. Wind chill values as low as 4. South wind 7 to 9 mph, with gusts as high as 20 mph.

    Low: 16 °F⇑

    Mostly Cloudy
    then Chance
    Snow

  • Saturday

    Saturday: A chance of rain and snow before 9am, then a chance of rain. Mostly cloudy, then gradually becoming sunny, with a high near 51. Southwest wind 6 to 15 mph becoming northwest in the afternoon. Winds could gust as high as 33 mph. Chance of precipitation is 40%. Little or no snow accumulation expected.

    High: 51 °F

    Chance
    Rain/Snow
    then Slight
    Chance Rain

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 31. Northwest wind around 11 mph, with gusts as high as 25 mph.

    Low: 31 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 50. Northwest wind 5 to 8 mph becoming light and variable in the afternoon. Winds could gust as high as 17 mph.

    High: 50 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 26. Calm wind becoming south around 5 mph after midnight.

    Low: 26 °F

    Mostly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 51.

    High: 51 °F

    Partly Sunny

Detailed Forecast

This Afternoon
A chance of rain and snow before 4pm, then a chance of snow. Cloudy, with a high near 40. North wind around 10 mph, with gusts as high as 25 mph. Chance of precipitation is 50%. Total daytime snow accumulation of less than a half inch possible.
Tonight
A 50 percent chance of snow. Mostly cloudy, with a low around 16. North wind around 6 mph becoming calm in the evening. New snow accumulation of less than a half inch possible.
Friday
Snow likely, mainly before 11am. Mostly cloudy, with a high near 26. Wind chill values as low as 11. Light and variable wind becoming southeast 5 to 9 mph in the morning. Winds could gust as high as 18 mph. Chance of precipitation is 70%. New snow accumulation of less than one inch possible.
Friday Night
A 30 percent chance of snow after 5am. Mostly cloudy, with a temperature falling to near 16 by 8pm, then rising to around 27 during the remainder of the night. Wind chill values as low as 4. South wind 7 to 9 mph, with gusts as high as 20 mph.
Saturday
A chance of rain and snow before 9am, then a chance of rain. Mostly cloudy, then gradually becoming sunny, with a high near 51. Southwest wind 6 to 15 mph becoming northwest in the afternoon. Winds could gust as high as 33 mph. Chance of precipitation is 40%. Little or no snow accumulation expected.
Saturday Night
Mostly clear, with a low around 31. Northwest wind around 11 mph, with gusts as high as 25 mph.
Sunday
Mostly sunny, with a high near 50. Northwest wind 5 to 8 mph becoming light and variable in the afternoon. Winds could gust as high as 17 mph.
Sunday Night
Mostly cloudy, with a low around 26. Calm wind becoming south around 5 mph after midnight.
Monday
Partly sunny, with a high near 51.
Monday Night
A slight chance of rain after 11pm, mixing with snow after 1am. Partly cloudy, with a low around 29.
Tuesday
A slight chance of rain and snow. Partly sunny, with a high near 45.
Tuesday Night
Partly cloudy, with a low around 26.
Wednesday
Mostly sunny, with a high near 47.
Wednesday Night
Partly cloudy, with a low around 26.
Thursday
Sunny, with a high near 61.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Rapid City SD
 44.08°N 103.24°W (Elev. 3291 ft)
Last Update:
3:07 pm MST Jan 29, 2026
Forecast Valid:
3pm MST Jan 29, 2026-6pm MST Feb 5, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation