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 Pacific Northwest through late 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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9 Miles ESE Boise ID

7 Day Forecast

For More Weather Information:

Boise, ID Local Forecast Office

Tonight

Rain Chance for Measurable Precipitation 90%

Rain

Low: 36 °F

Monday

Chance Rain/Snow Chance for Measurable Precipitation 30%

Chance
Rain/Snow

High: 38 °F

Monday
Night

Partly Cloudy

Partly
Cloudy

Low: 26 °F

Tuesday

Mostly Sunny

Mostly
Sunny

High: 38 °F

Tuesday
Night

Mostly Cloudy

Mostly
Cloudy

Low: 33 °F

Wednesday

Slight Chance Rain Chance for Measurable Precipitation 20%

Slight Chc
Rain

High: 42 °F

Wednesday
Night

Rain/Snow Chance for Measurable Precipitation 90%

Rain/Snow

Low: 27 °F

Christmas
Day

Chance Snow Chance for Measurable Precipitation 30%

Chance
Snow

High: 29 °F

Thursday
Night

Slight Chance Snow Chance for Measurable Precipitation 20%

Slight Chc
Snow

Low: 21 °F

Detailed Forecast

  • Tonight Rain. Low around 36. Northwest wind 8 to 13 mph. Chance of precipitation is 90%.
  • Monday A chance of rain and snow before 11am. Cloudy, then gradually becoming mostly sunny, with a high near 38. Northwest wind 8 to 18 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.
  • Monday Night Partly cloudy, with a low around 26. Northwest wind 8 to 13 mph becoming light and variable after midnight.
  • Tuesday Mostly sunny, with a high near 38. Light northeast wind.
  • Tuesday Night Mostly cloudy, with a low around 33. East southeast wind 3 to 7 mph.
  • Wednesday A 20 percent chance of rain after 11am. Mostly sunny, with a high near 42.
  • Wednesday Night Rain showers before 11pm, then snow showers. Low around 27. Chance of precipitation is 90%. Little or no snow accumulation expected.
  • Christmas Day A 30 percent chance of snow showers. Partly sunny, with a high near 29.
  • Thursday Night A 20 percent chance of snow showers. Mostly cloudy, with a low around 21.
  • Friday Partly sunny, with a high near 30.
  • Friday Night Mostly cloudy, with a low around 19.
  • Saturday Partly sunny, with a high near 32.
  • Saturday Night A 20 percent chance of snow showers. Mostly cloudy, with a low around 23.
  • Sunday A 20 percent chance of snow showers. Partly sunny, with a high near 35.