Strong Atmospheric River Bringing Heavy Rain to the Pacific Northwest; Areas of Snow in the North-Central and Eastern U.S.

A strong atmospheric river will bring prolonged heavy rainfall along with gusty winds to the Pacific Northwest through much of this week. The heavy rainfall may lead to widespread urban and river flooding. Accumulating snow is expected over parts of the central Appalachians and Mid-Atlantic today as well as the Upper Midwest and the Upper Great Lakes this evening into Tuesday. Read More >

Current conditions at

Rapid City, Rapid City Regional Airport (KRAP)

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

Overcast

38°F

3°C

Humidity 57%
Wind Speed W 5 mph
Barometer 29.93 in (1015.9 mb)
Dewpoint 24°F (-4°C)
Visibility 10.00 mi
Wind Chill34°F (1°C)
Last update 8 Dec 7:52 am MST
Extended Forecast for

2 Miles E Colonial Pine Hills SD

High Wind Watch December 9, 08:00am until December 9, 11:00pm
Click here for hazard details and duration
High Wind Watch
  • Today

    Today: A 20 percent chance of snow before 9am.  Mostly sunny, with a temperature rising to near 47 by 10am, then falling to around 39 during the remainder of the day. Northwest wind 9 to 14 mph, with gusts as high as 32 mph.

    High: 47 °F

    Slight Chance
    Snow then
    Partly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 32. Southwest wind 7 to 13 mph, with gusts as high as 18 mph.

    Low: 32 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A 30 percent chance of rain, mainly between 11am and 5pm.  Mostly sunny, with a high near 55. Windy, with a west wind 16 to 21 mph increasing to 26 to 31 mph in the afternoon. Winds could gust as high as 47 mph.

    High: 55 °F

    Chance Rain
    and Windy

  • Tuesday Night

    Tuesday Night: A 20 percent chance of snow before 11pm.  Mostly cloudy, with a low around 29. Blustery, with a northwest wind 17 to 22 mph decreasing to 8 to 13 mph after midnight. Winds could gust as high as 33 mph.

    Low: 29 °F

    Slight Chance
    Snow and
    Blustery then
    Mostly Cloudy

  • Wednesday

    Wednesday: Snow likely before 1pm, then rain and snow likely between 1pm and 3pm, then rain likely after 3pm.  Mostly cloudy, with a high near 41. Southwest wind 6 to 10 mph becoming south in the afternoon. Winds could gust as high as 23 mph.  Chance of precipitation is 60%. 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, mainly before 11pm.  Mostly cloudy, with a low around 30. Northwest wind 9 to 11 mph, with gusts as high as 25 mph.  Chance of precipitation is 60%.

    Low: 30 °F

    Rain Likely

  • Thursday

    Thursday: A chance of rain and snow before 9am, then a chance of snow.  Mostly cloudy, with a high near 37. Northwest wind around 11 mph, with gusts as high as 24 mph.  Chance of precipitation is 50%.

    High: 37 °F

    Chance
    Rain/Snow
    then Chance
    Snow

  • Thursday Night

    Thursday Night: Snow likely.  Mostly cloudy, with a low around 11. North wind around 9 mph, with gusts as high as 20 mph.

    Low: 11 °F

    Snow Likely

  • Friday

    Friday: A chance of snow.  Mostly cloudy, with a high near 17.

    High: 17 °F

    Chance Snow

Detailed Forecast

Today
A 20 percent chance of snow before 9am. Mostly sunny, with a temperature rising to near 47 by 10am, then falling to around 39 during the remainder of the day. Northwest wind 9 to 14 mph, with gusts as high as 32 mph.
Tonight
Mostly cloudy, with a low around 32. Southwest wind 7 to 13 mph, with gusts as high as 18 mph.
Tuesday
A 30 percent chance of rain, mainly between 11am and 5pm. Mostly sunny, with a high near 55. Windy, with a west wind 16 to 21 mph increasing to 26 to 31 mph in the afternoon. Winds could gust as high as 47 mph.
Tuesday Night
A 20 percent chance of snow before 11pm. Mostly cloudy, with a low around 29. Blustery, with a northwest wind 17 to 22 mph decreasing to 8 to 13 mph after midnight. Winds could gust as high as 33 mph.
Wednesday
Snow likely before 1pm, then rain and snow likely between 1pm and 3pm, then rain likely after 3pm. Mostly cloudy, with a high near 41. Southwest wind 6 to 10 mph becoming south in the afternoon. Winds could gust as high as 23 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Wednesday Night
Rain likely, mainly before 11pm. Mostly cloudy, with a low around 30. Northwest wind 9 to 11 mph, with gusts as high as 25 mph. Chance of precipitation is 60%.
Thursday
A chance of rain and snow before 9am, then a chance of snow. Mostly cloudy, with a high near 37. Northwest wind around 11 mph, with gusts as high as 24 mph. Chance of precipitation is 50%.
Thursday Night
Snow likely. Mostly cloudy, with a low around 11. North wind around 9 mph, with gusts as high as 20 mph.
Friday
A chance of snow. Mostly cloudy, with a high near 17.
Friday Night
A chance of snow, mainly before 11pm. Mostly cloudy, with a low around 8.
Saturday
A slight chance of snow. Partly sunny, with a high near 28.
Saturday Night
Partly cloudy, with a low around 15.
Sunday
Mostly sunny, with a high near 45.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles E Colonial Pine Hills SD
 44.01°N 103.29°W (Elev. 3934 ft)
6:36 am MST Dec 8, 2025
8am MST Dec 8, 2025-6pm MST Dec 14, 2025
 
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Additional Resources

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