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

Overnight

Mostly Cloudy

Mostly
Cloudy

Low: 44 °F

Friday

Chance Rain Chance for Measurable Precipitation 50%

Chance
Rain

High: 48 °F

Friday
Night

Rain/Snow Chance for Measurable Precipitation 100%

Rain/Snow

Low: 41 °F

Saturday

Snow Chance for Measurable Precipitation 90%

Snow

High: 41 °F

Saturday
Night

Chance Snow Chance for Measurable Precipitation 40%

Chance
Snow

Low: 26 °F

Sunday

Slight Chance Snow Chance for Measurable Precipitation 20%

Slight Chc
Snow

High: 34 °F

Sunday
Night

Partly Cloudy

Partly
Cloudy

Low: 29 °F

Monday

Partly Sunny

Partly
Sunny

High: 42 °F

Monday
Night

Slight Chance Snow Chance for Measurable Precipitation 20%

Slight Chc
Snow

Low: 36 °F

Detailed Forecast

  • Overnight Mostly cloudy, with a low around 44. South southwest wind around 14 mph.
  • Friday A chance of rain showers, mainly after 11am. Some thunder is also possible. Cloudy, with a high near 48. Breezy, with a south southwest wind 21 to 23 mph becoming east northeast in the afternoon. Chance of precipitation is 50%.
  • Friday Night Rain and snow showers, becoming all snow after 11pm. Some thunder is also possible. Low around 41. South southwest wind 5 to 9 mph becoming west northwest after midnight. Chance of precipitation is 100%. New snow accumulation of less than one inch possible.
  • Saturday Snow showers. High near 41. Breezy, with a west northwest wind 11 to 21 mph, with gusts as high as 30 mph. Chance of precipitation is 90%. New snow accumulation of less than one inch possible.
  • Saturday Night A 40 percent chance of snow, mainly before 11pm. Mostly cloudy, with a low around 26. Blustery, with a northwest wind around 21 mph, with gusts as high as 34 mph. New snow accumulation of less than one inch possible.
  • Sunday A 20 percent chance of snow. Mostly sunny, with a high near 34.
  • Sunday Night Partly cloudy, with a low around 29.
  • Monday Partly sunny, with a high near 42.
  • 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.