National Weather Service United States Department of Commerce

Heavy Snow For the Southern Rockies with Heavy Rain for Portions of the Southwest

A moist flow off the Pacific will bring heavy rain to southern California and Arizona with heavy snow for the southern Rocky Mountains Monday. More freezing rain is possible from the southern Plains to the central Mississippi Valley. Heavy snow is also expected for portions of New England and upstate New York Monday.
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Current Conditions

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6 Miles ENE Sumpter OR

7 Day Forecast

For More Weather Information:

Boise, ID Local Forecast Office

Overnight

Mostly Cloudy

Mostly
Cloudy

Low: 21 °F

Monday

Chance Snow Chance for Measurable Precipitation 30%

Chance
Snow

High: 31 °F

Monday
Night

Chance Snow Chance for Measurable Precipitation 30%

Chance
Snow

Low: 17 °F

Tuesday

Sunny

Sunny

High: 29 °F

Tuesday
Night

Mostly Clear

Mostly
Clear

Low: 17 °F

Wednesday

Sunny

Sunny

High: 35 °F

Wednesday
Night

Mostly Clear

Mostly
Clear

Low: 23 °F

Thursday

Mostly Sunny

Mostly
Sunny

High: 40 °F

Thursday
Night

Partly Cloudy

Partly
Cloudy

Low: 27 °F

Detailed Forecast

  • Overnight Mostly cloudy, with a low around 21. South southwest wind around 5 mph.
  • Monday A 30 percent chance of snow showers after 10am. Mostly cloudy, with a high near 31. Calm wind becoming north northwest 5 to 8 mph in the afternoon. New snow accumulation of less than a half inch possible.
  • Monday Night A 30 percent chance of snow, mainly before 10pm. Partly cloudy, with a low around 17. North northwest wind 14 to 16 mph. New snow accumulation of less than a half inch possible.
  • Tuesday Sunny, with a high near 29. North northwest wind 10 to 15 mph.
  • Tuesday Night Mostly clear, with a low around 17. North northwest wind 7 to 11 mph.
  • Wednesday Sunny, with a high near 35.
  • Wednesday Night Mostly clear, with a low around 23.
  • Thursday Mostly sunny, with a high near 40.
  • Thursday Night Partly cloudy, with a low around 27.
  • Friday Mostly sunny, with a high near 42.
  • Friday Night Partly cloudy, with a low around 31.
  • Saturday Mostly sunny, with a high near 46.
  • Saturday Night Partly cloudy, with a low around 33.
  • Sunday Mostly sunny, with a high near 45.