National Weather Service United States Department of Commerce

Unsettled weather moving into the western and central U.S.

Increasing moisture and colder air will filter into the Pacific Northwest Friday and into Saturday. Expect rain to start near the coast and then begin to spread steadily to the south and east into the interior mountains as snow Friday into Saturday. Enough moisture will be pushed eastward to also see snow in the central and southern Rockies and adjacent Plains Friday.
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Current Conditions

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10 Miles ESE Sumpter OR

7 Day Forecast

For More Weather Information:

Boise, ID Local Forecast Office

Overnight

Chance Rain/Snow Chance for Measurable Precipitation 30%

Chance
Rain/Snow

Low: 28 °F

Friday

Rain/Snow Likely Chance for Measurable Precipitation 70%

Rain/Snow
Likely

High: 39 °F

Friday
Night

Rain/Snow Likely Chance for Measurable Precipitation 60%

Rain/Snow
Likely

Low: 26 °F

Saturday

Chance Snow Chance for Measurable Precipitation 30%

Chance
Snow

High: 35 °F

Saturday
Night

Mostly Clear

Mostly
Clear

Low: 16 °F

Sunday

Sunny

Sunny

High: 40 °F

Sunday
Night

Mostly Clear

Mostly
Clear

Low: 20 °F

Monday

Chance Snow Chance for Measurable Precipitation 40%

Chance
Snow

High: 40 °F

Monday
Night

Chance Snow Chance for Measurable Precipitation 50%

Chance
Snow

Low: 20 °F

Detailed Forecast

  • Overnight Scattered rain and snow showers. Cloudy, with a low around 28. Light south wind. Chance of precipitation is 30%. Total nighttime snow accumulation of less than a half inch possible.
  • Friday Snow showers likely before 4pm, then rain and snow showers likely. Cloudy, with a high near 39. Northeast wind around 7 mph. Chance of precipitation is 70%. New snow accumulation of less than one inch possible.
  • Friday Night Rain and snow showers likely before 10pm, then a chance of snow showers. Mostly cloudy, with a low around 26. North northwest wind 6 to 8 mph. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.
  • Saturday A 30 percent chance of snow showers, mainly before 10am. Mostly cloudy, then gradually becoming sunny, with a high near 35. North northwest wind 11 to 18 mph. New snow accumulation of less than a half inch possible.
  • Saturday Night Mostly clear, with a low around 16. Northwest wind 8 to 17 mph.
  • Sunday Sunny, with a high near 40.
  • Sunday Night Mostly clear, with a low around 20.
  • Monday A 40 percent chance of snow showers. Partly sunny, with a high near 40.
  • Monday Night A 50 percent chance of snow showers. Mostly cloudy, with a low around 20.
  • Tuesday A 30 percent chance of snow showers. Mostly sunny, with a high near 34. Breezy.
  • Tuesday Night Partly cloudy, with a low around 13.
  • Wednesday Mostly sunny, with a high near 38.
  • Wednesday Night Partly cloudy, with a low around 18.
  • Thursday Mostly sunny, with a high near 43.