National Weather Service United States Department of Commerce

Unseasonably cold temperatures spreading into central U.S.

A strong cold front will usher a much colder air mass into the central and eastern U.S. for the end of the work week. Temperatures will be 10 to 20 degrees below average in some areas. Rain and snow will be possible across the Great Lakes on Friday as the system crosses the area. Heavy snow is possible in the central Appalachians Friday night.
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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

Overnight

Mostly Cloudy

Mostly
Cloudy

Low: 38 °F

Friday

Partly Sunny

Partly
Sunny

High: 56 °F

Friday
Night

Chance Rain Chance for Measurable Precipitation 30%

Chance
Rain

Low: 41 °F

Saturday

Rain Likely Chance for Measurable Precipitation 70%

Rain
Likely

High: 44 °F

Saturday
Night

Rain Chance for Measurable Precipitation 100%

Rain

Low: 33 °F

Sunday

Rain/Snow Likely Chance for Measurable Precipitation 70%

Rain/Snow
Likely

High: 39 °F

Sunday
Night

Slight Chance Rain/Snow Chance for Measurable Precipitation 20%

Slight Chc
Rain/Snow

Low: 31 °F

Monday

Chance Showers

Chance
Showers

High: 40 °F

Monday
Night

Chance Rain

Chance
Rain

Low: 33 °F

Detailed Forecast

  • Overnight Mostly cloudy, with a low around 38. Calm wind.
  • Friday Partly sunny, with a high near 56. Calm wind becoming south around 6 mph in the afternoon.
  • Friday Night A 30 percent chance of rain after midnight. Mostly cloudy, with a low around 41. Light and variable wind.
  • Saturday Rain likely. Cloudy, with a high near 44. Light and variable wind becoming north northwest around 6 mph in the afternoon. Chance of precipitation is 70%.
  • Saturday Night Rain. Low around 33. West northwest wind 5 to 7 mph. Chance of precipitation is 100%.
  • Sunday Rain showers likely before noon, then a chance of rain and snow showers. Mostly cloudy, with a high near 39. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.
  • Sunday Night A slight chance of rain and snow showers. Mostly cloudy, with a low around 31. Chance of precipitation is 20%.
  • Monday A chance of showers. Mostly cloudy, with a high near 40.
  • Monday Night A chance of rain. Mostly cloudy, with a low around 33.
  • Tuesday A chance of rain. Mostly cloudy, with a high near 44.
  • Tuesday Night A chance of rain. Mostly cloudy, with a low around 38.
  • Wednesday A chance of rain. Mostly cloudy, with a high near 49.
  • Wednesday Night A slight chance of showers. Mostly cloudy, with a low around 39.
  • Thursday A slight chance of showers. Mostly cloudy, with a high near 48.