National Weather Service United States Department of Commerce

Unseasonably cold temperatures spreading into central U.S.

A strong cold front will usher a much colder air mass into the central and eastern U.S. for the end of the work week. Temperatures will be 10 to 20 degrees below average in some areas. Rain and snow will be possible across the Great Lakes on Friday as the system crosses the area. Heavy snow is possible in the central Appalachians Friday night.
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Current Conditions

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15 Miles N Sumpter OR

7 Day Forecast

For More Weather Information:

Boise, ID Local Forecast Office

Today

Chance Rain/Snow Chance for Measurable Precipitation 50%

Chance
Rain/Snow

High: 48 °F

Tonight

Rain/Snow Chance for Measurable Precipitation 90%

Rain/Snow

Low: 34 °F

Saturday

Snow Chance for Measurable Precipitation 90%

Snow

High: 34 °F

Saturday
Night

Chance Snow Chance for Measurable Precipitation 30%

Chance
Snow

Low: 29 °F

Sunday

Slight Chance Snow Chance for Measurable Precipitation 20%

Slight Chc
Snow

High: 35 °F

Sunday
Night

Partly Cloudy

Partly
Cloudy

Low: 30 °F

Monday

Chance Snow Chance for Measurable Precipitation 30%

Chance
Snow

High: 41 °F

Monday
Night

Slight Chance Snow Chance for Measurable Precipitation 20%

Slight Chc
Snow

Low: 36 °F

Tuesday

Chance Snow Chance for Measurable Precipitation 40%

Chance
Snow

High: 45 °F

Detailed Forecast

  • Today Scattered rain and snow showers after 11am. Cloudy, with a high near 48. Breezy, with a south southwest wind 19 to 24 mph decreasing to 10 to 15 mph in the afternoon. Chance of precipitation is 50%. Little or no snow accumulation expected.
  • Tonight Rain and snow showers, becoming all snow after 11pm. Low around 34. West northwest wind 6 to 13 mph becoming north in the evening. Chance of precipitation is 90%. New snow accumulation of around an inch possible.
  • Saturday Snow showers. High near 34. Breezy, with a northwest wind 16 to 24 mph, with gusts as high as 34 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 2 inches possible.
  • Saturday Night A 30 percent chance of snow showers. Mostly cloudy, with a low around 29. Blustery, with a northwest wind around 23 mph, with gusts as high as 32 mph. New snow accumulation of less than a half inch possible.
  • Sunday A 20 percent chance of snow showers. Mostly sunny, with a high near 35. West northwest wind 11 to 16 mph.
  • Sunday Night Partly cloudy, with a low around 30.
  • Monday A 30 percent chance of snow showers. Partly sunny, with a high near 41. New snow accumulation of less than a half inch possible.
  • Monday Night A 20 percent chance of snow. Mostly cloudy, with a low around 36.
  • Tuesday A chance of snow. Cloudy, with a high near 45. Breezy. Chance of precipitation is 40%.
  • Tuesday Night A 30 percent chance of rain. Mostly cloudy, with a low around 37.
  • Wednesday A 20 percent chance of rain. Mostly cloudy, with a high near 46.
  • Wednesday Night A 30 percent chance of rain. Mostly cloudy, with a low around 37.
  • Thursday A 20 percent chance of rain. Mostly cloudy, with a high near 47.