National Weather Service United States Department of Commerce

Arctic air to drop temperatures across the northern Plain and northern Rockies; will bring snow to the Intermountain West

An arctic front is forecast to plunge through the northern Plains and northern Rockies on Saturday bringing a drastic drop in temperatures across these areas with a burst of snow over much of the Intermountain Region. Arctic air will also filter into the Pacific Northwest bringing with it snow showers and subfreezing low temperatures.
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Current Conditions

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2 Miles NE Corvallis MT

7 Day Forecast

For More Weather Information:

Missoula, MT Local Forecast Office

Overnight

Rain Chance for Measurable Precipitation 100%

Rain

Low: 34 °F

Saturday

Snow Chance for Measurable Precipitation 100%

Snow

High: 35 °FFalling Temperatures

Saturday
Night

Chance Snow Chance for Measurable Precipitation 40%

Chance
Snow

Low: 10 °F

Sunday

Mostly Sunny

Mostly
Sunny

High: 19 °F

Sunday
Night

Mostly Cloudy

Mostly
Cloudy

Low: 5 °F

Monday

Slight Chance Snow Chance for Measurable Precipitation 20%

Slight Chc
Snow

High: 30 °F

Monday
Night

Chance Snow Chance for Measurable Precipitation 50%

Chance
Snow

Low: 22 °F

Tuesday

Chance Snow

Chance
Snow

High: 35 °F

Tuesday
Night

Slight Chance Rain/Snow

Slight Chc
Rain/Snow

Low: 17 °F

Detailed Forecast

  • Overnight Rain. Low around 34. South southwest wind around 14 mph, with gusts as high as 20 mph. Chance of precipitation is 100%.
  • Saturday Snow, mainly before 11am. Temperature falling to around 29 by 5pm. West wind 7 to 12 mph increasing to 15 to 20 mph in the morning. Winds could gust as high as 28 mph. Chance of precipitation is 100%. New snow accumulation of 1 to 3 inches possible.
  • Saturday Night A 40 percent chance of snow, mainly before 11pm. Mostly cloudy, with a low around 10. Wind chill values as low as -3. West southwest wind 5 to 13 mph. New snow accumulation of less than a half inch possible.
  • Sunday Mostly sunny, with a high near 19. Light south southeast wind.
  • Sunday Night Mostly cloudy, with a low around 5. Southeast wind 3 to 6 mph.
  • Monday A 20 percent chance of snow. Mostly cloudy, with a high near 30.
  • Monday Night A 50 percent chance of snow. Cloudy, with a low around 22. New snow accumulation of less than one inch possible.
  • Tuesday A chance of snow showers. Mostly cloudy, with a high near 35.
  • Tuesday Night A slight chance of rain and snow showers. Mostly cloudy, with a low around 17.
  • Wednesday A slight chance of rain and snow showers. Partly sunny, with a high near 34.
  • Wednesday Night A slight chance of rain and snow showers. Mostly cloudy, with a low around 24.
  • Thursday A chance of rain and snow showers. Mostly cloudy, with a high near 37.
  • Thursday Night A chance of rain and snow showers. Mostly cloudy, with a low around 27.
  • Friday A slight chance of showers. Mostly cloudy, with a high near 36.