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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15 Miles ENE Swan Lake MT

7 Day Forecast

For More Weather Information:

Missoula, MT Local Forecast Office

Overnight

Heavy Snow Chance for Measurable Precipitation 100%

Heavy
Snow

Low: 11 °F

Saturday

Snow Chance for Measurable Precipitation 100%

Snow

High: 16 °FFalling Temperatures

Saturday
Night

Partly Cloudy

Partly
Cloudy

Low: -14 °F

Sunday

Sunny

Sunny

High: 17 °F

Sunday
Night

Partly Cloudy

Partly
Cloudy

Low: -4 °F

Monday

Chance Snow Chance for Measurable Precipitation 30%

Chance
Snow

High: 27 °F

Monday
Night

Chance Snow Chance for Measurable Precipitation 40%

Chance
Snow

Low: 10 °F

Tuesday

Chance Snow

Chance
Snow

High: 29 °F

Tuesday
Night

Chance Snow

Chance
Snow

Low: 6 °F

Detailed Forecast

  • Overnight Snow with areas of blowing snow. The snow could be heavy at times. Low around 11. Wind chill values as low as -11. Breezy, with a southwest wind 23 to 28 mph becoming east northeast 10 to 15 mph. Winds could gust as high as 38 mph. Chance of precipitation is 100%. Total nighttime snow accumulation of 6 to 10 inches possible.
  • Saturday Snow with widespread blowing snow. Temperature rising to near 16 by noon, then falling to around 5 during the remainder of the day. Wind chill values as low as -11. Windy, with an east northeast wind 21 to 31 mph decreasing to 8 to 18 mph. Winds could gust as high as 44 mph. Chance of precipitation is 100%. New snow accumulation of 2 to 4 inches possible.
  • Saturday Night Partly cloudy, with a low around -14. Wind chill values as low as -25. Northeast wind 5 to 7 mph becoming south southeast in the evening.
  • Sunday Sunny, with a high near 17. Wind chill values as low as -23. South southwest wind 3 to 5 mph.
  • Sunday Night Partly cloudy, with a low around -4. Light south southeast wind.
  • Monday A 30 percent chance of snow. Partly sunny, with a high near 27. New snow accumulation of less than a half inch possible.
  • Monday Night A 40 percent chance of snow. Mostly cloudy, with a low around 10. New snow accumulation of less than a half inch possible.
  • Tuesday A chance of snow showers. Partly sunny, with a high near 29.
  • Tuesday Night A chance of snow showers. Mostly cloudy, with a low around 6.
  • Wednesday A chance of snow showers. Partly sunny, with a high near 28.
  • Wednesday Night A chance of snow showers. Mostly cloudy, with a low around 21.
  • Thursday A chance of snow showers. Partly sunny, with a high near 36.
  • Thursday Night A chance of snow showers. Mostly cloudy, with a low around 28.
  • Friday A chance of showers. Partly sunny, with a high near 36.