National Weather Service United States Department of Commerce

More precipation for the Pacific Northwest on Sunday

Another quiet day for most of the county on Sunday, but wet and windy weather will remain in the Pacific Northwest and northern Rockies. In some of the higher elevations, the rain will change over to snow during the day on Sunday.
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Current Conditions

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St Mary MT

7 Day Forecast

For More Weather Information:

Great Falls, MT Local Forecast Office

Overnight

Showers Likely Chance for Measurable Precipitation 60%

Showers
Likely

Low: 47 °F

Sunday

Chance Rain/Snow Chance for Measurable Precipitation 50%

Chance
Rain/Snow

High: 40 °FFalling Temperatures

Sunday
Night

Snow Likely Chance for Measurable Precipitation 70%

Snow
Likely

Low: 31 °F

Monday

Chance Snow Chance for Measurable Precipitation 50%

Chance
Snow

High: 37 °F

Monday
Night

Mostly Cloudy

Mostly
Cloudy

Low: 29 °F

Tuesday

Chance Rain/Snow Chance for Measurable Precipitation 40%

Chance
Rain/Snow

High: 41 °F

Tuesday
Night

Chance Showers Chance for Measurable Precipitation 50%

Chance
Showers

Low: 36 °F

Wednesday

Chance Showers

Chance
Showers

High: 46 °F

Wednesday
Night

Mostly Cloudy

Mostly
Cloudy

Low: 35 °F

Detailed Forecast

  • Overnight Showers likely. Mostly cloudy, with a steady temperature around 47. Breezy, with a southwest wind around 28 mph, with gusts as high as 40 mph. Chance of precipitation is 60%.
  • Sunday Scattered rain showers before noon, then scattered rain and snow showers. Cloudy, with a temperature falling to around 35 by 4pm. Windy, with a southwest wind 33 to 38 mph, with gusts as high as 55 mph. Chance of precipitation is 50%. Little or no snow accumulation expected.
  • Sunday Night Snow likely. Mostly cloudy, with a low around 31. Breezy, with a west wind 20 to 25 mph decreasing to 8 to 13 mph after midnight. Winds could gust as high as 36 mph. Chance of precipitation is 70%. New snow accumulation of less than one inch possible.
  • Monday A 50 percent chance of snow, mainly before noon. Partly sunny, with a high near 37. West wind 5 to 11 mph. New snow accumulation of less than a half inch possible.
  • Monday Night Mostly cloudy, with a low around 29. Southwest wind around 8 mph.
  • Tuesday A slight chance of snow before noon, then a chance of rain and snow. Mostly cloudy, with a high near 41. Chance of precipitation is 40%. Little or no snow accumulation expected.
  • Tuesday Night A 50 percent chance of showers. Mostly cloudy, with a low around 36.
  • Wednesday A chance of showers. Partly sunny, with a high near 46.
  • Wednesday Night Mostly cloudy, with a low around 35.
  • Thursday Partly sunny, with a high near 49.
  • Thursday Night Mostly cloudy, with a low around 39.
  • Friday Partly sunny, with a high near 54.
  • Friday Night A slight chance of showers. Mostly cloudy, with a low around 39.
  • Saturday A slight chance of showers. Partly sunny, with a high near 51.