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.

Fair

19°F

-7°C

Humidity 45%
Wind Speed E 6 mph
Barometer 29.84 in (1015.9 mb)
Dewpoint 1°F (-17°C)
Visibility 10.00 mi
Wind Chill11°F (-12°C)
Last update 17 Jan 8:52 pm MST
Extended Forecast for

7 Miles N New Underwood SD

High Wind Warning January 17, 10:00pm until January 18, 04:00pm
Click here for hazard details and duration
High Wind Warning

  • Tonight

    Tonight: Mostly cloudy, with a temperature rising to around 35 by midnight. Wind chill values as low as 10. Windy, with a southeast wind 7 to 12 mph becoming northwest 29 to 39 mph. Winds could gust as high as 55 mph.

    Low: 20 °F⇑

    Mostly Cloudy
    and Windy

  • Sunday

    Sunday: A 20 percent chance of snow showers. Partly sunny, with a temperature rising to near 32 by noon, then falling to around 23 during the remainder of the day. Wind chill values as low as 5. Very windy, with a northwest wind 41 to 46 mph decreasing to 33 to 38 mph in the afternoon. Winds could gust as high as 65 mph.

    High: 32 °F⇓

    Slight Chance
    Snow Showers
    and Very
    Windy

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 7. Wind chill values as low as -9. Blustery, with a north wind 20 to 25 mph decreasing to 13 to 18 mph after midnight. Winds could gust as high as 36 mph.

    Low: 7 °F

    Mostly Cloudy
    and Blustery
    then Mostly
    Cloudy

  • M.L.King Day

    M.L.King Day: Mostly sunny, with a high near 31. Wind chill values as low as -9. Blustery, with a northwest wind 13 to 18 mph increasing to 19 to 24 mph in the afternoon. Winds could gust as high as 36 mph.

    High: 31 °F

    Mostly Sunny
    and Blustery

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 12. Northwest wind 6 to 10 mph becoming south after midnight. Winds could gust as high as 17 mph.

    Low: 12 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 45. Windy, with a southwest wind 10 to 20 mph becoming northwest 20 to 30 mph in the morning. Winds could gust as high as 44 mph.

    High: 45 °F

    Partly Sunny
    and Windy

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 18. Blustery, with a northwest wind 16 to 22 mph, with gusts as high as 34 mph.

    Low: 18 °F

    Mostly Cloudy
    and Blustery
    then Mostly
    Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 32. Breezy, with a northwest wind 24 to 29 mph decreasing to 18 to 23 mph in the afternoon. Winds could gust as high as 44 mph.

    High: 32 °F

    Partly Sunny
    and Breezy

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 11.

    Low: 11 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly cloudy, with a temperature rising to around 35 by midnight. Wind chill values as low as 10. Windy, with a southeast wind 7 to 12 mph becoming northwest 29 to 39 mph. Winds could gust as high as 55 mph.
Sunday
A 20 percent chance of snow showers. Partly sunny, with a temperature rising to near 32 by noon, then falling to around 23 during the remainder of the day. Wind chill values as low as 5. Very windy, with a northwest wind 41 to 46 mph decreasing to 33 to 38 mph in the afternoon. Winds could gust as high as 65 mph.
Sunday Night
Mostly cloudy, with a low around 7. Wind chill values as low as -9. Blustery, with a north wind 20 to 25 mph decreasing to 13 to 18 mph after midnight. Winds could gust as high as 36 mph.
M.L.King Day
Mostly sunny, with a high near 31. Wind chill values as low as -9. Blustery, with a northwest wind 13 to 18 mph increasing to 19 to 24 mph in the afternoon. Winds could gust as high as 36 mph.
Monday Night
Mostly cloudy, with a low around 12. Northwest wind 6 to 10 mph becoming south after midnight. Winds could gust as high as 17 mph.
Tuesday
Partly sunny, with a high near 45. Windy, with a southwest wind 10 to 20 mph becoming northwest 20 to 30 mph in the morning. Winds could gust as high as 44 mph.
Tuesday Night
Mostly cloudy, with a low around 18. Blustery, with a northwest wind 16 to 22 mph, with gusts as high as 34 mph.
Wednesday
Partly sunny, with a high near 32. Breezy, with a northwest wind 24 to 29 mph decreasing to 18 to 23 mph in the afternoon. Winds could gust as high as 44 mph.
Wednesday Night
Partly cloudy, with a low around 11.
Thursday
Partly sunny, with a high near 42.
Thursday Night
Mostly cloudy, with a low around 9.
Friday
A chance of snow. Mostly cloudy, with a high near 21.
Friday Night
A chance of snow. Mostly cloudy, with a low around -4.
Saturday
A chance of snow. Mostly cloudy, with a high near 12.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
7 Miles N New Underwood SD
 44.2°N 102.86°W (Elev. 2799 ft)
Last Update:
8:36 pm MST Jan 17, 2026
Forecast Valid:
8pm MST Jan 17, 2026-6pm MST Jan 24, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation