National Weather Service United States Department of Commerce

Strong winds in the Great Lakes and Ohio Valley

A developing storm system in the Upper Midwest will move through the Great Lakes into Canada on Monday. Winds will be gusty and strong around this system and extend from the Great Lakes to the Ohio and Tennessee Valleys. The strongest winds will be around Lake Ontario and Lake Erie, with gusts up to 60 mph in parts of Michigan, Ohio and Upstate New York where High Wind Warnings are in effect.
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Current Conditions

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Great Falls MT

7 Day Forecast

For More Weather Information:

Great Falls, MT Local Forecast Office

Tonight

Slight Chance Snow Chance for Measurable Precipitation 20%

Slight Chc
Snow

Low: 28 °F

Monday

Mostly Sunny

Mostly
Sunny

High: 41 °F

Monday
Night

Slight Chance Snow Chance for Measurable Precipitation 20%

Slight Chc
Snow

Low: 31 °F

Tuesday

Chance Rain/Snow Chance for Measurable Precipitation 50%

Chance
Rain/Snow

High: 43 °F

Tuesday
Night

Snow Chance for Measurable Precipitation 80%

Snow

Low: 29 °F

Wednesday

Snow Likely Chance for Measurable Precipitation 70%

Snow
Likely

High: 41 °F

Wednesday
Night

Chance Rain/Snow Chance for Measurable Precipitation 50%

Chance
Rain/Snow

Low: 20 °F

Thanksgiving
Day

Chance Snow

Chance
Snow

High: 38 °F

Thursday
Night

Slight Chance Snow

Slight Chc
Snow

Low: 19 °F

Detailed Forecast

  • Tonight A 20 percent chance of snow showers. Mostly cloudy, with a low around 28. West wind 14 to 17 mph, with gusts as high as 24 mph.
  • Monday Mostly sunny, with a high near 41. West wind 11 to 17 mph, with gusts as high as 24 mph.
  • Monday Night A 20 percent chance of snow showers after 11pm. Increasing clouds, with a low around 31. Southwest wind 14 to 20 mph, with gusts as high as 28 mph.
  • Tuesday A chance of snow showers before 11am, then a chance of rain and snow showers. Cloudy, with a high near 43. West wind 11 to 14 mph, with gusts as high as 20 mph. Chance of precipitation is 50%. New snow accumulation of less than a half inch possible.
  • Tuesday Night Snow showers. Low around 29. West southwest wind around 5 mph becoming light and variable in the evening. Chance of precipitation is 80%. New snow accumulation of less than one inch possible.
  • Wednesday Snow showers likely. Mostly cloudy, with a high near 41. Chance of precipitation is 70%. New snow accumulation of less than one inch possible.
  • Wednesday Night A chance of rain and snow showers before 11pm, then a chance of snow. Mostly cloudy, with a low around 20. Chance of precipitation is 50%. Little or no snow accumulation expected.
  • Thanksgiving Day A chance of snow. Partly sunny, with a high near 38.
  • Thursday Night A slight chance of snow. Mostly cloudy, with a low around 19.
  • Friday A chance of snow. Partly sunny, with a high near 26.
  • Friday Night A slight chance of snow. Mostly cloudy, with a low around -3.
  • Saturday A slight chance of snow. Mostly sunny and cold, with a high near 9.
  • Saturday Night A slight chance of snow. Partly cloudy, with a low around -4.
  • Sunday A chance of snow. Mostly sunny, with a high near 14.