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 Thursday night, crossing the Midwest and reaching the Gulf Coast Friday night. Confidence continues to increase 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.

Overcast

24°F

-4°C

Humidity 52%
Wind Speed NE 5 mph
Barometer 30.10 in (1022.4 mb)
Dewpoint 9°F (-13°C)
Visibility 10.00 mi
Wind Chill18°F (-8°C)
Last update 29 Jan 1:52 am MST
Extended Forecast for

Rapid City SD

  • Overnight

    Overnight: A 30 percent chance of snow, mainly after 5am. Mostly cloudy, with a low around 22. Calm wind.

    Low: 22 °F

    Chance Snow

  • Thursday

    Thursday: Rain and snow likely, becoming all snow after 4pm. Mostly cloudy, with a high near 40. Light and variable wind becoming north 9 to 14 mph in the morning. Winds could gust as high as 20 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    High: 40 °F

    Snow Likely
    then
    Rain/Snow
    Likely

  • Thursday Night

    Thursday Night: A 50 percent chance of snow, mainly after 3am. Cloudy, with a low around 17. North wind around 5 mph becoming calm in the evening. New snow accumulation of less than a half inch possible.

    Low: 17 °F

    Chance Snow

  • Friday

    Friday: Snow likely, mainly before 11am. Mostly cloudy, with a high near 25. Wind chill values as low as 11. Calm 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 a half inch possible.

    High: 25 °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 15 by 9pm, then rising to around 26 during the remainder of the night. South wind 7 to 9 mph, with gusts as high as 18 mph.

    Low: 15 °F⇑

    Mostly Cloudy
    then Chance
    Snow

  • Saturday

    Saturday: A chance of rain and snow before 9am, then a chance of rain. Cloudy, then gradually becoming mostly sunny, with a high near 49. Southwest wind 6 to 14 mph becoming northwest in the morning. Winds could gust as high as 31 mph. Chance of precipitation is 40%. Little or no snow accumulation expected.

    High: 49 °F

    Chance
    Rain/Snow
    then Chance
    Rain

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 30. Northwest wind 10 to 13 mph, with gusts as high as 28 mph.

    Low: 30 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 51. Northwest wind 5 to 10 mph becoming light and variable in the afternoon. Winds could gust as high as 22 mph.

    High: 51 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 26.

    Low: 26 °F

    Partly Cloudy

Detailed Forecast

Overnight
A 30 percent chance of snow, mainly after 5am. Mostly cloudy, with a low around 22. Calm wind.
Thursday
Rain and snow likely, becoming all snow after 4pm. Mostly cloudy, with a high near 40. Light and variable wind becoming north 9 to 14 mph in the morning. Winds could gust as high as 20 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Thursday Night
A 50 percent chance of snow, mainly after 3am. Cloudy, with a low around 17. North wind around 5 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 25. Wind chill values as low as 11. Calm 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 a half inch possible.
Friday Night
A 30 percent chance of snow after 5am. Mostly cloudy, with a temperature falling to near 15 by 9pm, then rising to around 26 during the remainder of the night. South wind 7 to 9 mph, with gusts as high as 18 mph.
Saturday
A chance of rain and snow before 9am, then a chance of rain. Cloudy, then gradually becoming mostly sunny, with a high near 49. Southwest wind 6 to 14 mph becoming northwest in the morning. Winds could gust as high as 31 mph. Chance of precipitation is 40%. Little or no snow accumulation expected.
Saturday Night
Mostly clear, with a low around 30. Northwest wind 10 to 13 mph, with gusts as high as 28 mph.
Sunday
Mostly sunny, with a high near 51. Northwest wind 5 to 10 mph becoming light and variable in the afternoon. Winds could gust as high as 22 mph.
Sunday Night
Partly cloudy, with a low around 26.
Monday
Partly sunny, with a high near 48.
Monday Night
Mostly cloudy, with a low around 28.
Tuesday
A slight chance of rain and snow. Mostly sunny, with a high near 43.
Tuesday Night
Partly cloudy, with a low around 24.
Wednesday
Sunny, with a high near 46.
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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:
1:57 am MST Jan 29, 2026
Forecast Valid:
2am MST Jan 29, 2026-6pm MST Feb 4, 2026
 
Forecast Discussion
 
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Additional Resources

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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