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 and Windy

24°F

-4°C

Humidity 50%
Wind Speed NW 31 G 44 mph
Barometer 30.20 in (1026.1 mb)
Dewpoint 8°F (-13°C)
Visibility 10.00 mi
Wind Chill7°F (-14°C)
Last update 18 Jan 4:52 pm MST
Extended Forecast for

2 Miles ESE New Underwood SD

  • Tonight

    Tonight: Mostly cloudy, with a low around 8. Wind chill values as low as -6. Windy, with a north wind 20 to 30 mph decreasing to 8 to 18 mph after midnight. Winds could gust as high as 45 mph.

    Low: 8 °F

    Mostly Cloudy
    and Windy
    then Mostly
    Cloudy

  • M.L.King Day

    M.L.King Day: Partly sunny, with a high near 34. Wind chill values as low as -2. Breezy, with a west wind 7 to 12 mph becoming northwest 18 to 23 mph in the afternoon. Winds could gust as high as 32 mph.

    High: 34 °F

    Mostly Sunny
    then Partly
    Sunny and
    Breezy

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 13. Wind chill values as low as 5. North wind 5 to 9 mph becoming south in the evening. Winds could gust as high as 17 mph.

    Low: 13 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A 30 percent chance of snow after 11am. Mostly cloudy, with a high near 42. Wind chill values as low as 5. Breezy, with a south wind 8 to 13 mph becoming northwest 18 to 28 mph in the morning. Winds could gust as high as 41 mph.

    High: 42 °F

    Chance Snow
    and Breezy

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 19. Blustery, with a northwest wind 13 to 22 mph, with gusts as high as 34 mph.

    Low: 19 °F

    Partly Cloudy
    and Blustery
    then Partly
    Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 33. Windy, with a northwest wind 23 to 28 mph increasing to 31 to 36 mph. Winds could gust as high as 49 mph.

    High: 33 °F

    Mostly Sunny
    and Windy

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 9. West wind 6 to 13 mph, with gusts as high as 22 mph.

    Low: 9 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 35. West wind 6 to 14 mph becoming north in the morning. Winds could gust as high as 24 mph.

    High: 35 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 6.

    Low: 6 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Mostly cloudy, with a low around 8. Wind chill values as low as -6. Windy, with a north wind 20 to 30 mph decreasing to 8 to 18 mph after midnight. Winds could gust as high as 45 mph.
M.L.King Day
Partly sunny, with a high near 34. Wind chill values as low as -2. Breezy, with a west wind 7 to 12 mph becoming northwest 18 to 23 mph in the afternoon. Winds could gust as high as 32 mph.
Monday Night
Mostly cloudy, with a low around 13. Wind chill values as low as 5. North wind 5 to 9 mph becoming south in the evening. Winds could gust as high as 17 mph.
Tuesday
A 30 percent chance of snow after 11am. Mostly cloudy, with a high near 42. Wind chill values as low as 5. Breezy, with a south wind 8 to 13 mph becoming northwest 18 to 28 mph in the morning. Winds could gust as high as 41 mph.
Tuesday Night
Partly cloudy, with a low around 19. Blustery, with a northwest wind 13 to 22 mph, with gusts as high as 34 mph.
Wednesday
Mostly sunny, with a high near 33. Windy, with a northwest wind 23 to 28 mph increasing to 31 to 36 mph. Winds could gust as high as 49 mph.
Wednesday Night
Partly cloudy, with a low around 9. West wind 6 to 13 mph, with gusts as high as 22 mph.
Thursday
Mostly sunny, with a high near 35. West wind 6 to 14 mph becoming north in the morning. Winds could gust as high as 24 mph.
Thursday Night
Mostly cloudy, with a low around 6.
Friday
A slight chance of snow. Mostly cloudy, with a high near 20.
Friday Night
A chance of snow. Mostly cloudy, with a low around -2.
Saturday
A chance of snow. Partly sunny, with a high near 16.
Saturday Night
A slight chance of snow. Mostly cloudy, with a low around -3.
Sunday
Mostly sunny, with a high near 25.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles ESE New Underwood SD
 44.09°N 102.79°W (Elev. 2894 ft)
Last Update:
4:26 pm MST Jan 18, 2026
Forecast Valid:
5pm MST Jan 18, 2026-6pm MST Jan 25, 2026
 
Forecast Discussion
 
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