National Weather Service United States Department of Commerce

Unsettled weather forecast across eastern U.S.

A storm system moving across the Great Lakes will bring unsettled weather to parts of the eastern U.S. on Monday, with widespread rain is expected across much of the Northeast. Snow is likely across Wisconsin and the western Great Lakes. Snow is also expected across the central and northern Rockies Monday into Tuesday.
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Current Conditions

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10 Miles NNW Big Arm MT

7 Day Forecast

For More Weather Information:

Missoula, MT Local Forecast Office

This
Afternoon

Slight Chance Snow Chance for Measurable Precipitation 20%

Slight Chc
Snow

High: 33 °F

Tonight

Snow Chance for Measurable Precipitation 90%

Snow

Low: 28 °F

Tuesday

Snow Chance for Measurable Precipitation 100%

Snow

High: 34 °F

Tuesday
Night

Rain/Snow Chance for Measurable Precipitation 100%

Rain/Snow

Low: 31 °F

Wednesday

Rain/Snow Chance for Measurable Precipitation 90%

Rain/Snow

High: 39 °F

Wednesday
Night

Showers Likely Chance for Measurable Precipitation 60%

Showers
Likely

Low: 28 °F

Thanksgiving
Day

Rain Likely Chance for Measurable Precipitation 60%

Rain
Likely

High: 38 °F

Thursday
Night

Chance Rain

Chance
Rain

Low: 25 °F

Friday

Snow Likely

Snow
Likely

High: 31 °F

Detailed Forecast

  • This Afternoon A 20 percent chance of snow. Mostly cloudy, with a high near 33. Southwest wind around 7 mph.
  • Tonight Snow. Low around 28. South wind around 7 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 2 inches possible.
  • Tuesday Snow. High near 34. South southwest wind 5 to 7 mph. Chance of precipitation is 100%. New snow accumulation of 1 to 3 inches possible.
  • Tuesday Night Rain and snow. Low around 31. Light east wind. Chance of precipitation is 100%. New snow accumulation of 1 to 2 inches possible.
  • Wednesday Rain and snow, becoming all rain after 11am. High near 39. Southwest wind 5 to 9 mph becoming calm in the morning. Chance of precipitation is 90%. Little or no snow accumulation expected.
  • Wednesday Night Showers likely. Mostly cloudy, with a low around 28. Chance of precipitation is 60%.
  • Thanksgiving Day Rain likely. Mostly cloudy, with a high near 38. Chance of precipitation is 60%.
  • Thursday Night A chance of rain. Mostly cloudy, with a low around 25.
  • Friday Snow likely. Mostly cloudy, with a high near 31.
  • Friday Night A chance of snow. Mostly cloudy, with a low around 8.
  • Saturday A slight chance of snow. Partly sunny, with a high near 12.
  • Saturday Night A slight chance of snow. Mostly cloudy, with a low around -1.
  • Sunday A slight chance of snow. Partly sunny, with a high near 17.