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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9 Miles W Challis ID

7 Day Forecast

For More Weather Information:

Pocatello, ID Local Forecast Office

Tonight

Snow Chance for Measurable Precipitation 100%

Snow

Low: 28 °F

Sunday

Snow Chance for Measurable Precipitation 100%

Snow

High: 38 °F

Sunday
Night

Snow Chance for Measurable Precipitation 80%

Snow

Low: 21 °F

Monday

Chance Snow Chance for Measurable Precipitation 50%

Chance
Snow

High: 29 °F

Monday
Night

Mostly Cloudy

Mostly
Cloudy

Low: 16 °F

Tuesday

Partly Sunny

Partly
Sunny

High: 32 °F

Tuesday
Night

Slight Chance Snow Chance for Measurable Precipitation 20%

Slight Chc
Snow

Low: 24 °F

Wednesday

Chance Snow

Chance
Snow

High: 36 °F

Wednesday
Night

Snow Likely

Snow
Likely

Low: 17 °F

Detailed Forecast

  • Tonight Snow. Low around 28. Southwest wind 11 to 14 mph, with gusts as high as 22 mph. Chance of precipitation is 100%. Total nighttime snow accumulation of 5 to 9 inches possible.
  • Sunday Snow. High near 38. West northwest wind 15 to 21 mph, with gusts as high as 29 mph. Chance of precipitation is 100%. New snow accumulation of 2 to 4 inches possible.
  • Sunday Night Snow. Low around 21. West northwest wind 9 to 18 mph, with gusts as high as 26 mph. Chance of precipitation is 80%. New snow accumulation of 2 to 4 inches possible.
  • Monday A 50 percent chance of snow showers. Mostly cloudy, with a high near 29. Northwest wind around 16 mph, with gusts as high as 24 mph. New snow accumulation of less than one inch possible.
  • Monday Night Mostly cloudy, with a low around 16. West northwest wind 7 to 9 mph.
  • Tuesday Partly sunny, with a high near 32.
  • Tuesday Night A 20 percent chance of snow. Mostly cloudy, with a low around 24.
  • Wednesday A chance of snow. Mostly cloudy, with a high near 36.
  • Wednesday Night Snow likely. Cloudy, with a low around 17.
  • Christmas Day A chance of snow. Mostly cloudy, with a high near 21.
  • Thursday Night A slight chance of snow. Mostly cloudy, with a low around 6.
  • Friday A slight chance of snow. Mostly cloudy, with a high near 20.
  • Friday Night A slight chance of snow. Mostly cloudy, with a low around 9.
  • Saturday A slight chance of snow. Partly sunny, with a high near 24.