National Weather Service United States Department of Commerce

Heavy Snow For the Southern Rockies with Heavy Rain for Portions of the Southwest

A moist flow off the Pacific will bring heavy rain to southern California and Arizona with heavy snow for the southern Rocky Mountains Monday. More freezing rain is possible from the southern Plains to the central Mississippi Valley. Heavy snow is also expected for portions of New England and upstate New York Monday.
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Current Conditions

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12 Miles WSW St. Ignatius MT

7 Day Forecast

For More Weather Information:

Missoula, MT Local Forecast Office

Tonight

Mostly Cloudy

Mostly
Cloudy

Low: 20 °F

Monday

Snow Chance for Measurable Precipitation 90%

Snow

High: 30 °F

Monday
Night

Snow Chance for Measurable Precipitation 90%

Snow

Low: 9 °F

Tuesday

Slight Chance Snow Chance for Measurable Precipitation 20%

Slight Chc
Snow

High: 16 °F

Tuesday
Night

Partly Cloudy

Partly
Cloudy

Low: 7 °F

Wednesday

Mostly Sunny

Mostly
Sunny

High: 29 °F

Wednesday
Night

Partly Cloudy

Partly
Cloudy

Low: 19 °F

Thursday

Mostly Sunny

Mostly
Sunny

High: 40 °F

Thursday
Night

Mostly Cloudy

Mostly
Cloudy

Low: 29 °F

Detailed Forecast

  • Tonight Mostly cloudy, with a low around 20. South southeast wind 3 to 5 mph.
  • Monday Snow, mainly after 11am. High near 30. Calm wind becoming east southeast 5 to 7 mph in the afternoon. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.
  • Monday Night Snow. Low around 9. Wind chill values as low as -3. North wind 11 to 15 mph becoming east northeast in the evening. Winds could gust as high as 21 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.
  • Tuesday A 20 percent chance of snow before 11am. Partly sunny, with a high near 16. Wind chill values as low as -3. Northeast wind 7 to 9 mph becoming north northwest in the morning.
  • Tuesday Night Partly cloudy, with a low around 7. Calm wind.
  • Wednesday Mostly sunny, with a high near 29.
  • Wednesday Night Partly cloudy, with a low around 19.
  • Thursday Mostly sunny, with a high near 40.
  • Thursday Night Mostly cloudy, with a low around 29.
  • Friday A slight chance of snow showers. Mostly cloudy, with a high near 40.
  • Friday Night Mostly cloudy, with a low around 30.
  • Saturday Mostly sunny, with a high near 44.
  • Saturday Night Mostly cloudy, with a low around 31.
  • Sunday Mostly sunny, with a high near 45.