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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11 Miles WNW Swan Valley ID

7 Day Forecast

For More Weather Information:

Pocatello, ID Local Forecast Office

This
Afternoon

Rain/Snow Chance for Measurable Precipitation 80%

Rain/Snow

High: 38 °F

Tonight

Rain/Snow Likely Chance for Measurable Precipitation 70%

Rain/Snow
Likely

Low: 27 °F

Monday

Chance Snow Chance for Measurable Precipitation 40%

Chance
Snow

High: 29 °FFalling Temperatures

Monday
Night

Mostly Cloudy

Mostly
Cloudy

Low: 14 °F

Tuesday

Partly Sunny

Partly
Sunny

High: 23 °F

Tuesday
Night

Mostly Cloudy

Mostly
Cloudy

Low: 17 °F

Wednesday

Chance Snow Chance for Measurable Precipitation 30%

Chance
Snow

High: 33 °F

Wednesday
Night

Snow Likely

Snow
Likely

Low: 23 °F

Christmas
Day

Chance Snow

Chance
Snow

High: 26 °F

Detailed Forecast

  • This Afternoon Rain and snow. High near 38. Breezy, with a southwest wind 25 to 28 mph, with gusts as high as 38 mph. Chance of precipitation is 80%. Total daytime snow accumulation of 1 to 3 inches possible.
  • Tonight Rain and snow likely, becoming all snow after 11pm. Cloudy, with a steady temperature around 27. South southwest wind 11 to 15 mph, with gusts as high as 23 mph. Chance of precipitation is 70%. New snow accumulation of 1 to 2 inches possible.
  • Monday A 40 percent chance of snow. Mostly cloudy, with a temperature rising to near 29 by noon, then falling to around 18 during the remainder of the day. West southwest wind 8 to 11 mph. New snow accumulation of less than a half inch possible.
  • Monday Night Mostly cloudy, with a low around 14. Northwest wind 5 to 9 mph becoming calm in the evening.
  • Tuesday Partly sunny, with a high near 23. Light and variable wind becoming west around 6 mph in the afternoon.
  • Tuesday Night Mostly cloudy, with a low around 17.
  • Wednesday A 30 percent chance of snow. Mostly cloudy, with a high near 33. New snow accumulation of less than a half inch possible.
  • Wednesday Night Snow likely. Cloudy, with a low around 23.
  • Christmas Day A chance of snow. Cloudy, with a high near 26.
  • Thursday Night A chance of snow. Cloudy, with a low around 9.
  • Friday A slight chance of snow. Mostly cloudy, with a high near 19.
  • Friday Night Mostly cloudy, with a low around 12.
  • Saturday A slight chance of snow. Mostly cloudy, with a high near 22.