National Weather Service United States Department of Commerce

Heavy rain and mountain snow across the northwestern U.S. this weekend

A Pacific storm system will continue to impact the Pacific Northwest through late Sunday. Heavy rainfall could lead to flash flooding, river and small stream flooding, as well as mudslides and debris flows, especially over burn scars. At higher elevations, strong winds and heavy snowfall, with accumulations of 1 to 3 feet, could result in hazardous travel through mountain passes.
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Hazardous Weather Conditions

Current Conditions

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3 Miles NNE Pine Haven WY

7 Day Forecast

For More Weather Information:

Rapid City, SD Local Forecast Office

This
Afternoon

Rain Likely Chance for Measurable Precipitation 60%

Rain
Likely

High: 41 °F

Tonight

Chance Rain/Snow Chance for Measurable Precipitation 50%

Chance
Rain/Snow

Low: 28 °F

Monday

Blowing Snow Chance for Measurable Precipitation 50%

Blowing
Snow

High: 31 °F

Monday
Night

Chance Snow Chance for Measurable Precipitation 50%

Chance
Snow

Low: 21 °F

Tuesday

Chance Snow Chance for Measurable Precipitation 40%

Chance
Snow

High: 28 °F

Tuesday
Night

Partly Cloudy

Partly
Cloudy

Low: 13 °F

Wednesday

Partly Sunny

Partly
Sunny

High: 33 °F

Wednesday
Night

Chance Snow Chance for Measurable Precipitation 30%

Chance
Snow

Low: 19 °F

Christmas
Day

Chance Snow Chance for Measurable Precipitation 40%

Chance
Snow

High: 22 °F

Detailed Forecast

  • This Afternoon Rain likely, mainly between 2pm and 5pm. Mostly cloudy, with a high near 41. West wind 13 to 18 mph, with gusts as high as 25 mph. Chance of precipitation is 60%.
  • Tonight A chance of rain before 8pm, then a chance of snow. Mostly cloudy, with a low around 28. Blustery, with a northwest wind 17 to 26 mph, with gusts as high as 37 mph. Chance of precipitation is 50%.
  • Monday Areas of blowing snow and a chance of snow. Cloudy, with a high near 31. Blustery, with a northwest wind 22 to 25 mph, with gusts as high as 36 mph. Chance of precipitation is 50%.
  • Monday Night A 50 percent chance of snow, mainly before 11pm. Mostly cloudy, with a low around 21. Blustery, with a northwest wind 13 to 20 mph, with gusts as high as 28 mph.
  • Tuesday A 40 percent chance of snow showers before 11am. Partly sunny, with a high near 28. Northwest wind 10 to 18 mph, with gusts as high as 25 mph.
  • Tuesday Night Partly cloudy, with a low around 13. Southwest wind 5 to 8 mph.
  • Wednesday Partly sunny, with a high near 33.
  • Wednesday Night A 30 percent chance of snow. Mostly cloudy, with a low around 19.
  • Christmas Day A 40 percent chance of snow. Cloudy, with a high near 22.
  • Thursday Night A 30 percent chance of snow. Cloudy, with a low around 10.
  • Friday Mostly cloudy, with a high near 20.
  • Friday Night Partly cloudy, with a low around 5.
  • Saturday Mostly sunny, with a high near 22.