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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20 Miles E Donnelly ID

7 Day Forecast

For More Weather Information:

Boise, ID Local Forecast Office

Overnight

Snow Chance for Measurable Precipitation 100%

Snow

Low: 34 °F

Sunday

Rain/Snow Chance for Measurable Precipitation 100%

Rain/Snow

High: 38 °F

Sunday
Night

Snow Chance for Measurable Precipitation 90%

Snow

Low: 28 °F

Monday

Chance Snow Chance for Measurable Precipitation 40%

Chance
Snow

High: 29 °F

Monday
Night

Slight Chance Snow Chance for Measurable Precipitation 20%

Slight Chc
Snow

Low: 15 °F

Tuesday

Slight Chance Snow Chance for Measurable Precipitation 20%

Slight Chc
Snow

High: 32 °F

Tuesday
Night

Chance Snow Chance for Measurable Precipitation 30%

Chance
Snow

Low: 27 °F

Wednesday

Chance Snow Chance for Measurable Precipitation 50%

Chance
Snow

High: 37 °F

Wednesday
Night

Snow Chance for Measurable Precipitation 80%

Snow

Low: 22 °F

Detailed Forecast

  • Overnight Snow. Low around 34. South southeast wind 9 to 14 mph. Chance of precipitation is 100%. Total nighttime snow accumulation of 5 to 9 inches possible.
  • Sunday Rain and snow, becoming all rain after 11am. The rain could be heavy at times. High near 38. South wind 10 to 17 mph becoming north northwest in the afternoon. Chance of precipitation is 100%. New snow accumulation of 1 to 2 inches possible.
  • Sunday Night Snow. Low around 28. West wind 3 to 8 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.
  • Monday A 40 percent chance of snow. Mostly cloudy, with a high near 29. Northwest wind 6 to 8 mph. New snow accumulation of less than one inch possible.
  • Monday Night A 20 percent chance of snow showers before 11pm. Mostly cloudy, with a low around 15. Calm wind.
  • Tuesday A 20 percent chance of snow. Mostly sunny, with a high near 32.
  • Tuesday Night A 30 percent chance of snow. Mostly cloudy, with a low around 27. Little or no snow accumulation expected.
  • Wednesday A 50 percent chance of snow. Mostly cloudy, with a high near 37.
  • Wednesday Night Snow. Low around 22. Chance of precipitation is 80%.
  • Christmas Day A 50 percent chance of snow showers. Mostly cloudy, with a high near 22.
  • Thursday Night A 30 percent chance of snow showers. Mostly cloudy, with a low around 5.
  • Friday A 20 percent chance of snow. Mostly cloudy, with a high near 20.
  • Friday Night A 20 percent chance of snow. Mostly cloudy, with a low around 10.
  • Saturday A 20 percent chance of snow showers. Mostly cloudy, with a high near 23.