Prolonged Atmospheric River Will Impact the Northwest Early this Week

A weather system in the Pacific Northwest will produce rain throughout the day, before a potent atmospheric river produces a prolonged round of heavy rainfall, widespread urban and river flooding, and high elevation snow to the region Monday through Wednesday. Showers and thunderstorms may produce isolated damaging winds, a brief tornado, and locally heavy rainfall across parts of Florida today. Read More >

Current conditions at

Rapid City, Rapid City Regional Airport (KRAP)

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

Fair

41°F

5°C

Humidity 43%
Wind Speed NW 9 mph
Barometer 30.03 in (1020.1 mb)
Dewpoint 20°F (-7°C)
Visibility 10.00 mi
Wind Chill35°F (2°C)
Last update 7 Dec 3:52 pm MST
Extended Forecast for

5 Miles NW Colonial Pine Hills SD

  • Tonight

    Tonight: Mostly cloudy, then becoming mostly clear toward daybreak, with a low around 26. West wind around 7 mph, with gusts as high as 20 mph.

    Low: 26 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 46. Northwest wind 7 to 11 mph, with gusts as high as 31 mph.

    High: 46 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a temperature falling to near 33 by 9pm, then rising to around 40 during the remainder of the night. West wind 7 to 13 mph, with gusts as high as 28 mph.

    Low: 33 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A 30 percent chance of rain, mainly between 11am and 5pm.  Mostly sunny, with a high near 54. Breezy, with a west wind 15 to 22 mph, with gusts as high as 43 mph.

    High: 54 °F

    Chance Rain
    and Breezy

  • Tuesday Night

    Tuesday Night: A 20 percent chance of snow.  Mostly cloudy, with a low around 28. Northwest wind 7 to 17 mph, with gusts as high as 41 mph.

    Low: 28 °F

    Slight Chance
    Snow

  • Wednesday

    Wednesday: Snow likely before 1pm, then rain and snow likely between 1pm and 4pm, then rain likely after 4pm.  Mostly cloudy, with a high near 41. South wind 7 to 10 mph, with gusts as high as 22 mph.  Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.

    High: 41 °F

    Snow Likely
    then
    Rain/Snow
    Likely

  • Wednesday Night

    Wednesday Night: Rain likely before midnight, then a chance of rain and snow between midnight and 3am, then a chance of snow after 3am.  Mostly cloudy, with a low around 24. Northwest wind 7 to 10 mph, with gusts as high as 28 mph.  Chance of precipitation is 70%.

    Low: 24 °F

    Rain Likely
    then Chance
    Rain/Snow

  • Thursday

    Thursday: A chance of snow.  Partly sunny, with a high near 33. Northwest wind 7 to 9 mph, with gusts as high as 26 mph.

    High: 33 °F

    Chance Snow

  • Thursday Night

    Thursday Night: A chance of snow.  Mostly cloudy, with a low around 8.

    Low: 8 °F

    Chance Snow

Detailed Forecast

Tonight
Mostly cloudy, then becoming mostly clear toward daybreak, with a low around 26. West wind around 7 mph, with gusts as high as 20 mph.
Monday
Mostly sunny, with a high near 46. Northwest wind 7 to 11 mph, with gusts as high as 31 mph.
Monday Night
Mostly cloudy, with a temperature falling to near 33 by 9pm, then rising to around 40 during the remainder of the night. West wind 7 to 13 mph, with gusts as high as 28 mph.
Tuesday
A 30 percent chance of rain, mainly between 11am and 5pm. Mostly sunny, with a high near 54. Breezy, with a west wind 15 to 22 mph, with gusts as high as 43 mph.
Tuesday Night
A 20 percent chance of snow. Mostly cloudy, with a low around 28. Northwest wind 7 to 17 mph, with gusts as high as 41 mph.
Wednesday
Snow likely before 1pm, then rain and snow likely between 1pm and 4pm, then rain likely after 4pm. Mostly cloudy, with a high near 41. South wind 7 to 10 mph, with gusts as high as 22 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.
Wednesday Night
Rain likely before midnight, then a chance of rain and snow between midnight and 3am, then a chance of snow after 3am. Mostly cloudy, with a low around 24. Northwest wind 7 to 10 mph, with gusts as high as 28 mph. Chance of precipitation is 70%.
Thursday
A chance of snow. Partly sunny, with a high near 33. Northwest wind 7 to 9 mph, with gusts as high as 26 mph.
Thursday Night
A chance of snow. Mostly cloudy, with a low around 8.
Friday
A chance of snow. Mostly cloudy, with a high near 19.
Friday Night
A chance of snow. Mostly cloudy, with a low around 6.
Saturday
A slight chance of snow. Partly sunny, with a high near 34.
Saturday Night
Mostly cloudy, with a low around 16.
Sunday
Mostly sunny, with a high near 46.
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles NW Colonial Pine Hills SD
 44.05°N 103.39°W (Elev. 4199 ft)
3:12 pm MST Dec 7, 2025
4pm MST Dec 7, 2025-6pm MST Dec 14, 2025
 
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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