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 >

Hazardous Weather Conditions

Current conditions at

Rapid City, Rapid City Regional Airport (KRAP)

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

Overcast

30°F

-1°C

Humidity 75%
Wind Speed Calm
Barometer 30.16 in (1025.3 mb)
Dewpoint 23°F (-5°C)
Visibility 10.00 mi
Last update 29 Jan 10:52 am MST
Extended Forecast for

Owanka SD

  • Today

    Today: Snow likely, mainly between 2pm and 3pm. Cloudy, with a high near 36. North wind 9 to 13 mph, with gusts as high as 18 mph. Chance of precipitation is 60%. Total daytime snow accumulation of less than a half inch possible.

    High: 36 °F

    Snow Likely

  • Tonight

    Tonight: Snow likely, mainly between 7pm and 9pm. Cloudy, with a low around 12. Wind chill values as low as 3. East wind 5 to 7 mph. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.

    Low: 12 °F

    Snow Likely

  • Friday

    Friday: Snow likely before 11am. Cloudy, then gradually becoming mostly sunny, with a high near 23. Wind chill values as low as 1. East wind 8 to 13 mph, with gusts as high as 21 mph. Chance of precipitation is 70%. New snow accumulation of less than one inch possible.

    High: 23 °F

    Snow Likely
    then Partly
    Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a temperature falling to near 9 by 9pm, then rising to around 20 during the remainder of the night. Wind chill values as low as -6. Southeast wind 10 to 15 mph, with gusts as high as 24 mph.

    Low: 9 °F⇑

    Mostly Cloudy

  • Saturday

    Saturday: A chance of snow before 9am, then a chance of rain and snow between 9am and 11am, then a chance of rain after 11am. Cloudy, then gradually becoming mostly sunny, with a high near 48. South wind 11 to 16 mph becoming northwest in the afternoon. Winds could gust as high as 26 mph. Chance of precipitation is 40%. Little or no snow accumulation expected.

    High: 48 °F

    Chance
    Rain/Snow
    then Chance
    Rain

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 25. West wind around 15 mph, with gusts as high as 25 mph.

    Low: 25 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 49. Northwest wind 8 to 16 mph, with gusts as high as 24 mph.

    High: 49 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 21. Southeast wind 3 to 6 mph.

    Low: 21 °F

    Partly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 47.

    High: 47 °F

    Partly Sunny

Detailed Forecast

Today
Snow likely, mainly between 2pm and 3pm. Cloudy, with a high near 36. North wind 9 to 13 mph, with gusts as high as 18 mph. Chance of precipitation is 60%. Total daytime snow accumulation of less than a half inch possible.
Tonight
Snow likely, mainly between 7pm and 9pm. Cloudy, with a low around 12. Wind chill values as low as 3. East wind 5 to 7 mph. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.
Friday
Snow likely before 11am. Cloudy, then gradually becoming mostly sunny, with a high near 23. Wind chill values as low as 1. East wind 8 to 13 mph, with gusts as high as 21 mph. Chance of precipitation is 70%. New snow accumulation of less than one inch possible.
Friday Night
Mostly cloudy, with a temperature falling to near 9 by 9pm, then rising to around 20 during the remainder of the night. Wind chill values as low as -6. Southeast wind 10 to 15 mph, with gusts as high as 24 mph.
Saturday
A chance of snow before 9am, then a chance of rain and snow between 9am and 11am, then a chance of rain after 11am. Cloudy, then gradually becoming mostly sunny, with a high near 48. South wind 11 to 16 mph becoming northwest in the afternoon. Winds could gust as high as 26 mph. Chance of precipitation is 40%. Little or no snow accumulation expected.
Saturday Night
Partly cloudy, with a low around 25. West wind around 15 mph, with gusts as high as 25 mph.
Sunday
Mostly sunny, with a high near 49. Northwest wind 8 to 16 mph, with gusts as high as 24 mph.
Sunday Night
Partly cloudy, with a low around 21. Southeast wind 3 to 6 mph.
Monday
Partly sunny, with a high near 47.
Monday Night
Mostly cloudy, with a low around 24.
Tuesday
Partly sunny, with a high near 42. Breezy.
Tuesday Night
Partly cloudy, with a low around 22.
Wednesday
Mostly sunny, with a high near 46. Breezy.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Owanka SD
 44.02°N 102.57°W (Elev. 2598 ft)
Last Update:
10:27 am MST Jan 29, 2026
Forecast Valid:
11am MST Jan 29, 2026-6pm MST Feb 4, 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