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 West Coast through 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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6 Miles NE Granby CO

7 Day Forecast

For More Weather Information:

Denver-Boulder, CO Local Forecast Office

Tonight

Snow Likely Chance for Measurable Precipitation 60%

Snow
Likely

Low: 16 °F

Sunday

Snow Chance for Measurable Precipitation 80%

Snow

High: 32 °F

Sunday
Night

Snow Chance for Measurable Precipitation 90%

Snow

Low: 20 °F

Monday

Snow Chance for Measurable Precipitation 90%

Snow

High: 30 °F

Monday
Night

Snow Likely Chance for Measurable Precipitation 60%

Snow
Likely

Low: 9 °F

Tuesday

Slight Chance Snow Chance for Measurable Precipitation 10%

Slight Chc
Snow

High: 23 °F

Tuesday
Night

Mostly Cloudy

Mostly
Cloudy

Low: 9 °F

Wednesday

Mostly Sunny

Mostly
Sunny

High: 28 °F

Wednesday
Night

Mostly Cloudy

Mostly
Cloudy

Low: 15 °F

Detailed Forecast

  • Tonight Snow likely, mainly between 11pm and 1am. Cloudy, with a low around 16. West southwest wind 6 to 10 mph, with gusts as high as 16 mph. Chance of precipitation is 60%. Total nighttime snow accumulation of less than a half inch possible.
  • Sunday A chance of snow before 8am, then snow likely between 8am and 11am, then snow after 11am. High near 32. Breezy, with a west wind 9 to 14 mph increasing to 17 to 22 mph in the afternoon. Winds could gust as high as 34 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 2 inches possible.
  • Sunday Night Snow with areas of blowing snow. Low around 20. Windy, with a west wind 23 to 26 mph, with gusts as high as 45 mph. Chance of precipitation is 90%. New snow accumulation of 5 to 9 inches possible.
  • Monday Snow with areas of blowing snow before 11am, then a chance of snow after 11am. High near 30. Breezy, with a west northwest wind 17 to 22 mph decreasing to 10 to 15 mph in the afternoon. Winds could gust as high as 37 mph. Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.
  • Monday Night Snow likely, mainly before 11pm. Cloudy, with a low around 9. West northwest wind 7 to 11 mph, with gusts as high as 20 mph. Chance of precipitation is 60%.
  • Tuesday A 10 percent chance of snow before 11am. Partly sunny, with a high near 23.
  • Tuesday Night Mostly cloudy, with a low around 9.
  • Wednesday Mostly sunny, with a high near 28.
  • Wednesday Night Mostly cloudy, with a low around 15.
  • Christmas Day A chance of snow. Mostly cloudy, with a high near 28.
  • Thursday Night A chance of snow. Mostly cloudy, with a low around 4.
  • Friday A slight chance of snow. Partly sunny, with a high near 17.
  • Friday Night Partly cloudy, with a low around -2.
  • Saturday Mostly sunny, with a high near 19.