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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Boise ID

7 Day Forecast

For More Weather Information:

Boise, ID Local Forecast Office

This
Afternoon

Rain Chance for Measurable Precipitation 80%

Rain

High: 11 °C

Tonight

Rain Chance for Measurable Precipitation 80%

Rain

Low: 3 °C

Monday

Slight Chance Rain Chance for Measurable Precipitation 20%

Slight Chc
Rain

High: 7 °C

Monday
Night

Patchy Fog

Patchy
Fog

Low: -2 °C

Tuesday

Patchy Fog

Patchy
Fog

High: 8 °C

Tuesday
Night

Partly Cloudy

Partly
Cloudy

Low: 0 °C

Wednesday

Slight Chance Rain Chance for Measurable Precipitation 20%

Slight Chc
Rain

High: 10 °C

Wednesday
Night

Chance Rain Chance for Measurable Precipitation 50%

Chance
Rain

Low: -2 °C

Christmas
Day

Slight Chance Snow Chance for Measurable Precipitation 20%

Slight Chc
Snow

High: 2 °C

Detailed Forecast

  • This Afternoon Rain. High near 11. Breezy, with a northwest wind around 39 km/h, with gusts as high as 55 km/h. Chance of precipitation is 80%.
  • Tonight Rain. Low around 3. Northwest wind 14 to 18 km/h. Chance of precipitation is 80%.
  • Monday A 20 percent chance of rain before 11am. Mostly cloudy, then gradually becoming sunny, with a high near 7. Light north northwest wind becoming northwest 6 to 11 km/h in the morning.
  • Monday Night Patchy fog after 11pm. Otherwise, mostly clear, with a low around -2. Calm wind.
  • Tuesday Patchy fog before 11am. Otherwise, mostly sunny, with a high near 8. Calm wind.
  • Tuesday Night Partly cloudy, with a low around 0.
  • Wednesday A 20 percent chance of rain. Mostly cloudy, with a high near 10.
  • Wednesday Night A chance of rain. Cloudy, with a low around -2. Chance of precipitation is 50%.
  • Christmas Day A 20 percent chance of snow. Partly sunny, with a high near 2.
  • Thursday Night A 20 percent chance of snow showers. Mostly cloudy, with a low around -6.
  • Friday Partly sunny, with a high near 1.
  • Friday Night Mostly cloudy, with a low around -6.
  • Saturday Partly sunny, with a high near 2.