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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Current Conditions

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4 Miles ENE Allenspark CO

7 Day Forecast

For More Weather Information:

Denver-Boulder, CO Local Forecast Office

This
Afternoon

Snow Likely Chance for Measurable Precipitation 60%

Snow
Likely

High: 43 °F

Tonight

Snow Likely Chance for Measurable Precipitation 70%

Snow
Likely

Low: 29 °F

Monday

Blowing Snow Chance for Measurable Precipitation 50%

Blowing
Snow

High: 34 °FFalling Temperatures

Monday
Night

Chance Snow Chance for Measurable Precipitation 50%

Chance
Snow

Low: 17 °F

Tuesday

Slight Chance Snow Chance for Measurable Precipitation 10%

Slight Chc
Snow

High: 28 °F

Tuesday
Night

Partly Cloudy

Partly
Cloudy

Low: 17 °F

Wednesday

Mostly Sunny

Mostly
Sunny

High: 37 °F

Wednesday
Night

Slight Chance Snow

Slight Chc
Snow

Low: 25 °F

Christmas
Day

Slight Chance Snow

Slight Chc
Snow

High: 37 °F

Detailed Forecast

  • This Afternoon Snow likely. Cloudy, with a high near 43. Windy, with a south wind 18 to 23 mph becoming west 27 to 32 mph. Winds could gust as high as 55 mph. Chance of precipitation is 60%. Total daytime snow accumulation of less than a half inch possible.
  • Tonight Snow likely. Cloudy, with a low around 29. Windy, with a west northwest wind 27 to 32 mph decreasing to 17 to 22 mph after midnight. Winds could gust as high as 55 mph. Chance of precipitation is 70%. New snow accumulation of around an inch possible.
  • Monday Areas of blowing snow and a chance of snow. Mostly cloudy, with a temperature rising to near 34 by noon, then falling to around 27 during the remainder of the day. Breezy, with a northwest wind 14 to 16 mph, with gusts as high as 28 mph. Chance of precipitation is 50%. New snow accumulation of less than one inch possible.
  • Monday Night A 50 percent chance of snow. Cloudy, with a low around 17. Blustery, with a northwest wind 11 to 15 mph, with gusts as high as 25 mph. New snow accumulation of less than one inch possible.
  • Tuesday A 10 percent chance of snow before 11am. Partly sunny, with a high near 28. Northwest wind 11 to 13 mph, with gusts as high as 21 mph.
  • Tuesday Night Partly cloudy, with a low around 17.
  • Wednesday Mostly sunny, with a high near 37.
  • Wednesday Night A slight chance of snow. Partly cloudy, with a low around 25.
  • Christmas Day A slight chance of snow. Mostly cloudy, with a high near 37.
  • Thursday Night A chance of snow. Mostly cloudy, with a low around 14.
  • Friday A slight chance of snow. Mostly sunny, with a high near 23.
  • Friday Night Partly cloudy, with a low around 11.
  • Saturday Sunny, with a high near 28.