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

Hazardous Weather Conditions

Current conditions at

Rapid City, Rapid City Regional Airport (KRAP)

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

Partly Cloudy

16°F

-9°C

Humidity 77%
Wind Speed Calm
Barometer 30.02 in (1020.8 mb)
Dewpoint 10°F (-12°C)
Visibility 10.00 mi
Last update 20 Jan 1:52 am MST
Extended Forecast for

2 Miles ESE New Underwood SD

Wind Advisory January 20, 12:00pm until January 20, 06:00pm
Click here for hazard details and duration
Wind Advisory

  • Overnight

    Overnight: Mostly cloudy, with a steady temperature around 21. Wind chill values as low as 14. South wind 3 to 5 mph.

    Low: 21 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A chance of snow between 11am and 3pm. Partly sunny, with a high near 42. Wind chill values as low as 12. Windy, with a southwest wind 6 to 11 mph becoming northwest 23 to 33 mph. Winds could gust as high as 46 mph. Chance of precipitation is 30%.

    High: 42 °F

    Chance Snow
    and Windy

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 18. Wind chill values as low as 4. Blustery, with a west wind 20 to 25 mph decreasing to 13 to 18 mph after midnight. Winds could gust as high as 37 mph.

    Low: 18 °F

    Partly Cloudy
    and Blustery
    then Mostly
    Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 36. Wind chill values as low as 7. Very windy, with a northwest wind 35 to 45 mph decreasing to 25 to 35 mph. Winds could gust as high as 60 mph.

    High: 36 °F

    Mostly Sunny
    and Very
    Windy

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 10. West wind 6 to 14 mph, with gusts as high as 25 mph.

    Low: 10 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 25. Blustery, with a northwest wind 9 to 14 mph increasing to 17 to 22 mph in the afternoon. Winds could gust as high as 33 mph.

    High: 25 °F

    Mostly Sunny
    then Partly
    Sunny and
    Blustery

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around -6. North wind 10 to 15 mph, with gusts as high as 24 mph.

    Low: -6 °F

    Mostly Cloudy

  • Friday

    Friday: A slight chance of snow. Mostly cloudy, with a high near 11. East wind 11 to 15 mph, with gusts as high as 25 mph.

    High: 11 °F

    Slight Chance
    Snow

  • Friday Night

    Friday Night: A slight chance of snow. Partly cloudy, with a low around -4.

    Low: -4 °F

    Slight Chance
    Snow

Detailed Forecast

Overnight
Mostly cloudy, with a steady temperature around 21. Wind chill values as low as 14. South wind 3 to 5 mph.
Tuesday
A chance of snow between 11am and 3pm. Partly sunny, with a high near 42. Wind chill values as low as 12. Windy, with a southwest wind 6 to 11 mph becoming northwest 23 to 33 mph. Winds could gust as high as 46 mph. Chance of precipitation is 30%.
Tuesday Night
Partly cloudy, with a low around 18. Wind chill values as low as 4. Blustery, with a west wind 20 to 25 mph decreasing to 13 to 18 mph after midnight. Winds could gust as high as 37 mph.
Wednesday
Mostly sunny, with a high near 36. Wind chill values as low as 7. Very windy, with a northwest wind 35 to 45 mph decreasing to 25 to 35 mph. Winds could gust as high as 60 mph.
Wednesday Night
Partly cloudy, with a low around 10. West wind 6 to 14 mph, with gusts as high as 25 mph.
Thursday
Mostly sunny, with a high near 25. Blustery, with a northwest wind 9 to 14 mph increasing to 17 to 22 mph in the afternoon. Winds could gust as high as 33 mph.
Thursday Night
Mostly cloudy, with a low around -6. North wind 10 to 15 mph, with gusts as high as 24 mph.
Friday
A slight chance of snow. Mostly cloudy, with a high near 11. East wind 11 to 15 mph, with gusts as high as 25 mph.
Friday Night
A slight chance of snow. Partly cloudy, with a low around -4.
Saturday
Mostly sunny, with a high near 23.
Saturday Night
Partly cloudy, with a low around 4.
Sunday
Mostly sunny, with a high near 33.
Sunday Night
Partly cloudy, with a low around 11.
Monday
Partly sunny, with a high near 45.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles ESE New Underwood SD
 44.09°N 102.79°W (Elev. 2894 ft)
Last Update:
1:21 am MST Jan 20, 2026
Forecast Valid:
2am MST Jan 20, 2026-6pm MST Jan 26, 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