National Weather Service United States Department of Commerce

Heavy rain and mountain snow across the northwestern U.S. on Saturday

Another Pacific system will impact the West Coast today. Heavy rainfall could lead to flash flooding, river and small stream flooding as well as mudslides and debris flows, especially over burn scars. Strong winds and heavy elevation snowfall, with accumulations of 1 to 3 feet, could result in hazardous travel through mountain passes.
Read More...

Current Conditions

En Español

Share |

Great Falls MT

7 Day Forecast

For More Weather Information:

Great Falls, MT Local Forecast Office

This
Afternoon

Mostly Sunny

Mostly
Sunny

High: 45 °F

Tonight

Chance Snow Chance for Measurable Precipitation 30%

Chance
Snow

Low: 38 °F

Sunday

Chance Rain Chance for Measurable Precipitation 50%

Chance
Rain

High: 46 °F

Sunday
Night

Chance Rain/Snow Chance for Measurable Precipitation 30%

Chance
Rain/Snow

Low: 33 °F

Monday

Chance Rain/Snow Chance for Measurable Precipitation 30%

Chance
Rain/Snow

High: 40 °F

Monday
Night

Partly Cloudy

Partly
Cloudy

Low: 25 °F

Tuesday

Slight Chance Snow Chance for Measurable Precipitation 20%

Slight Chc
Snow

High: 39 °F

Tuesday
Night

Slight Chance Rain/Snow

Slight Chc
Rain/Snow

Low: 26 °F

Wednesday

Chance Rain/Snow

Chance
Rain/Snow

High: 35 °F

Detailed Forecast

  • This Afternoon Mostly sunny, with a high near 45. South southwest wind around 16 mph, with gusts as high as 23 mph.
  • Tonight A chance of snow after 11pm. Mostly cloudy, with a low around 38. South southwest wind 13 to 16 mph, with gusts as high as 24 mph. Chance of precipitation is 30%. New snow accumulation of less than a half inch possible.
  • Sunday A 50 percent chance of rain. Mostly cloudy, with a high near 46. Breezy, with a southwest wind 18 to 23 mph, with gusts as high as 38 mph.
  • Sunday Night A chance of rain before 11pm, then a chance of rain and snow. Mostly cloudy, with a low around 33. West wind around 14 mph, with gusts as high as 20 mph. Chance of precipitation is 30%. New snow accumulation of less than a half inch possible.
  • Monday A chance of snow before 11am, then a chance of rain. Partly sunny, with a high near 40. West wind 13 to 15 mph, with gusts as high as 21 mph. Chance of precipitation is 30%. New snow accumulation of less than a half inch possible.
  • Monday Night Partly cloudy, with a low around 25.
  • Tuesday A slight chance of snow. Partly sunny, with a high near 39. Chance of precipitation is 20%.
  • Tuesday Night A slight chance of rain and snow. Mostly cloudy, with a low around 26.
  • Wednesday A chance of rain and snow. Mostly cloudy, with a high near 35.
  • Wednesday Night Snow likely. Cloudy, with a low around 19.
  • Christmas Day Snow likely. Cloudy, with a high near 26.
  • Thursday Night A slight chance of snow. Mostly cloudy, with a low around 11.
  • Friday A slight chance of snow. Partly sunny, with a high near 23.