National Weather Service United States Department of Commerce

Unsettled weather in store for eastern U.S. into weekend

A complex weather system moving across the eastern U.S. will bring a variety of hazardous weather to the region into the weekend. Much colder weather is expected by Saturday, along with numerous showers and accumulating snow in the higher elevations of the Appalachians. Rain and snow will move into northern New England on Sunday.
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Current Conditions

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6 Miles W Big Sky MT

7 Day Forecast

For More Weather Information:

Great Falls, MT Local Forecast Office

Overnight

Mostly Cloudy

Mostly
Cloudy

Low: 34 °F

Saturday

Chance Rain/Snow Chance for Measurable Precipitation 40%

Chance
Rain/Snow

High: 44 °F

Saturday
Night

Snow Chance for Measurable Precipitation 90%

Snow

Low: 26 °F

Sunday

Snow Chance for Measurable Precipitation 100%

Snow

High: 27 °F

Sunday
Night

Chance Snow Chance for Measurable Precipitation 50%

Chance
Snow

Low: 16 °F

Monday

Mostly Sunny

Mostly
Sunny

High: 28 °F

Monday
Night

Partly Cloudy

Partly
Cloudy

Low: 20 °F

Tuesday

Slight Chance Snow

Slight Chc
Snow

High: 34 °F

Tuesday
Night

Slight Chance Snow

Slight Chc
Snow

Low: 28 °F

Detailed Forecast

  • Overnight Mostly cloudy, with a low around 34. South wind around 17 mph, with gusts as high as 23 mph.
  • Saturday A slight chance of snow showers before noon, then a chance of rain and snow showers. Some thunder is also possible. Partly sunny, with a high near 44. South wind 15 to 20 mph, with gusts as high as 28 mph. Chance of precipitation is 40%. New snow accumulation of less than a half inch possible.
  • Saturday Night Snow. Low around 26. Breezy, with a south wind 16 to 23 mph, with gusts as high as 32 mph. Chance of precipitation is 90%. New snow accumulation of 3 to 5 inches possible.
  • Sunday Snow. High near 27. Southwest wind around 16 mph, with gusts as high as 23 mph. Chance of precipitation is 100%. New snow accumulation of 2 to 4 inches possible.
  • Sunday Night A 50 percent chance of snow showers. Mostly cloudy, with a low around 16. West southwest wind around 9 mph. New snow accumulation of less than one inch possible.
  • Monday Mostly sunny, with a high near 28.
  • Monday Night Partly cloudy, with a low around 20.
  • Tuesday A slight chance of snow showers. Partly sunny, with a high near 34.
  • Tuesday Night A slight chance of snow showers. Mostly cloudy, with a low around 28.
  • Wednesday A slight chance of rain and snow showers. Partly sunny, with a high near 41.
  • Wednesday Night Mostly cloudy, with a low around 32.
  • Thursday Partly sunny, with a high near 42.
  • Thursday Night A slight chance of rain and snow showers. Mostly cloudy, with a low around 27.
  • Friday A slight chance of snow showers. Partly sunny, with a high near 36.