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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8 Miles ESE Sumpter OR

7 Day Forecast

For More Weather Information:

Boise, ID Local Forecast Office

Today

Rain Chance for Measurable Precipitation 80%

Rain

High: 46 °F

Tonight

Rain/Snow Likely Chance for Measurable Precipitation 70%

Rain/Snow
Likely

Low: 36 °F

Monday

Slight Chance Rain/Snow Chance for Measurable Precipitation 20%

Slight Chc
Rain/Snow

High: 43 °F

Monday
Night

Partly Cloudy

Partly
Cloudy

Low: 23 °F

Tuesday

Mostly Sunny

Mostly
Sunny

High: 43 °F

Tuesday
Night

Slight Chance Showers Chance for Measurable Precipitation 20%

Slight Chc
Showers

Low: 30 °F

Wednesday

Chance Rain Chance for Measurable Precipitation 50%

Chance
Rain

High: 44 °F

Wednesday
Night

Snow Likely Chance for Measurable Precipitation 60%

Snow
Likely

Low: 24 °F

Christmas
Day

Slight Chance Snow Chance for Measurable Precipitation 20%

Slight Chc
Snow

High: 31 °F

Detailed Forecast

  • Today Rain. High near 46. North wind 11 to 16 mph becoming west northwest in the morning. Chance of precipitation is 80%.
  • Tonight Rain likely before 10pm, then rain and snow likely. Cloudy, with a low around 36. Northwest wind 8 to 10 mph. Chance of precipitation is 70%. Little or no snow accumulation expected.
  • Monday A slight chance of rain and snow. Partly sunny, with a high near 43. Northwest wind around 7 mph. Chance of precipitation is 20%.
  • Monday Night Partly cloudy, with a low around 23. Calm wind.
  • Tuesday Mostly sunny, with a high near 43. South southeast wind 3 to 5 mph.
  • Tuesday Night A 20 percent chance of showers. Mostly cloudy, with a low around 30.
  • Wednesday A chance of rain. Mostly cloudy, with a high near 44. Chance of precipitation is 50%.
  • Wednesday Night Snow likely. Mostly cloudy, with a low around 24. Chance of precipitation is 60%.
  • Christmas Day A 20 percent chance of snow. Partly sunny, with a high near 31.
  • Thursday Night A 20 percent chance of snow showers. Mostly cloudy, with a low around 14.
  • Friday Partly sunny, with a high near 30.
  • Friday Night A 10 percent chance of snow. Mostly cloudy, with a low around 17.
  • Saturday A 20 percent chance of snow showers. Partly sunny, with a high near 30.