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 70%

Showers
Likely

Low: 40 °F

Sunday

Chance Rain/Snow Chance for Measurable Precipitation 50%

Chance
Rain/Snow

High: 41 °FFalling Temperatures

Sunday
Night

Rain/Snow Likely Chance for Measurable Precipitation 70%

Rain/Snow
Likely

Low: 31 °F

Monday

Chance Snow Chance for Measurable Precipitation 40%

Chance
Snow

High: 38 °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: 37 °F

Wednesday

Chance Showers

Chance
Showers

High: 47 °F

Wednesday
Night

Mostly Cloudy

Mostly
Cloudy

Low: 37 °F

Detailed Forecast

  • Overnight Showers likely. Mostly cloudy, with a low around 40. Breezy, with a southwest wind 13 to 18 mph increasing to 21 to 26 mph after midnight. Winds could gust as high as 37 mph. Chance of precipitation is 70%.
  • Sunday A chance of rain before noon, then a chance of rain and snow. Mostly cloudy, with a temperature falling to around 35 by 5pm. Windy, with a southwest wind 30 to 36 mph, with gusts as high as 48 mph. Chance of precipitation is 50%. Little or no snow accumulation expected.
  • Sunday Night Rain and snow likely, mainly after midnight. Mostly cloudy, with a low around 31. Breezy, with a west wind 19 to 24 mph decreasing to 8 to 13 mph after midnight. Winds could gust as high as 34 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.
  • Monday A 40 percent chance of snow. Mostly cloudy, with a high near 38. West southwest wind 5 to 10 mph. New snow accumulation of less than a half inch possible.
  • Monday Night Mostly cloudy, with a low around 29. Southwest wind around 9 mph.
  • Tuesday A chance of snow showers before noon, then a chance of rain and snow showers. 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 37.
  • Wednesday A chance of showers. Partly sunny, with a high near 47.
  • Wednesday Night Mostly cloudy, with a low around 37.
  • Thursday Partly sunny, with a high near 50.
  • Thursday Night Mostly cloudy, with a low around 38.
  • Friday Partly sunny, with a high near 55.
  • Friday Night A slight chance of showers. Mostly cloudy, with a low around 41.
  • Saturday Partly sunny, with a high near 55.