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 West Coast through 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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5 Miles ESE Boise Municipal ID

7 Day Forecast

For More Weather Information:

Boise, ID Local Forecast Office

Overnight

Rain Chance for Measurable Precipitation 100%

Rain

Low: 46 °F

Sunday

Rain Chance for Measurable Precipitation 80%

Rain

High: 56 °F

Sunday
Night

Rain Chance for Measurable Precipitation 90%

Rain

Low: 36 °F

Monday

Chance Rain Chance for Measurable Precipitation 30%

Chance
Rain

High: 44 °F

Monday
Night

Mostly Clear

Mostly
Clear

Low: 29 °F

Tuesday

Mostly Sunny

Mostly
Sunny

High: 45 °F

Tuesday
Night

Partly Cloudy

Partly
Cloudy

Low: 33 °F

Wednesday

Slight Chance Rain Chance for Measurable Precipitation 20%

Slight Chc
Rain

High: 50 °F

Wednesday
Night

Rain Likely Chance for Measurable Precipitation 60%

Rain
Likely

Low: 30 °F

Detailed Forecast

  • Overnight Rain. Low around 46. East southeast wind around 15 mph. Chance of precipitation is 100%.
  • Sunday Rain. High near 56. Breezy, with a northwest wind 10 to 15 mph increasing to 20 to 25 mph in the afternoon. Winds could gust as high as 34 mph. Chance of precipitation is 80%.
  • Sunday Night Rain. Low around 36. Northwest wind 9 to 13 mph. Chance of precipitation is 90%.
  • Monday A 30 percent chance of rain before 11am. Cloudy through mid morning, then gradual clearing, with a high near 44. Breezy, with a west northwest wind 8 to 13 mph increasing to 17 to 22 mph in the morning.
  • Monday Night Mostly clear, with a low around 29. North wind around 5 mph becoming calm in the evening.
  • Tuesday Mostly sunny, with a high near 45.
  • Tuesday Night Partly cloudy, with a low around 33.
  • Wednesday A 20 percent chance of rain. Partly sunny, with a high near 50.
  • Wednesday Night Rain likely. Cloudy, with a low around 30. Chance of precipitation is 60%.
  • Christmas Day A 30 percent chance of snow showers. Partly sunny, with a high near 36.
  • Thursday Night A 20 percent chance of snow showers. Mostly cloudy, with a low around 21.
  • Friday Partly sunny, with a high near 34.
  • Friday Night Mostly cloudy, with a low around 20.
  • Saturday Partly sunny, with a high near 36.