National Weather Service United States Department of Commerce

Strong storm system to bring unsettled weather from Gulf Coast to Great Lakes through Wednesday

A strong storm system will bring potential for severe weather, heavy rainfall and flooding, and heavy snow from the Gulf Coast to the Great Lakes through Wednesday. Severe storms are possible Tuesday across the Gulf Coast states with damaging winds as the primary threat, however a tornadoes cannot be ruled out. Flash flooding is also possible across parts of the Southeast through Wednesday.
Read More...

Current Conditions

En Español

Share |

Great Falls MT

7 Day Forecast

For More Weather Information:

Great Falls, MT Local Forecast Office

Tonight

Partly Cloudy

Partly
Cloudy

Low: -5 °C

Tuesday

Mostly Sunny

Mostly
Sunny

High: 3 °C

Tuesday
Night

Mostly Cloudy

Mostly
Cloudy

Low: 1 °CRising Temperatures

Wednesday

Chance Rain/Snow Chance for Measurable Precipitation 40%

Chance
Rain/Snow

High: 7 °C

Wednesday
Night

Snow Chance for Measurable Precipitation 90%

Snow

Low: -5 °C

Christmas
Day

Snow Chance for Measurable Precipitation 90%

Snow

High: -2 °C

Thursday
Night

Slight Chance Snow Chance for Measurable Precipitation 20%

Slight Chc
Snow

Low: -12 °C

Friday

Partly Sunny

Partly
Sunny

High: -4 °C

Friday
Night

Partly Cloudy

Partly
Cloudy

Low: -11 °C

Detailed Forecast

  • Tonight Partly cloudy, with a low around -5. Southwest wind 11 to 13 km/h.
  • Tuesday Mostly sunny, with a high near 3. South southwest wind 14 to 19 km/h increasing to 21 to 26 km/h in the afternoon. Winds could gust as high as 37 km/h.
  • Tuesday Night Mostly cloudy, with a temperature rising to around 4 by 3am. Southwest wind 26 to 29 km/h, with gusts as high as 40 km/h.
  • Wednesday A slight chance of rain before 11am, then a chance of rain and snow. Cloudy, with a high near 7. Breezy, with a southwest wind 29 to 35 km/h, with gusts as high as 50 km/h. Chance of precipitation is 40%. New snow accumulation of less than a half centimeter possible.
  • Wednesday Night Snow. Low around -5. West southwest wind 18 to 21 km/h becoming north in the evening. Chance of precipitation is 90%. New snow accumulation of 3 to 7 centimeters possible.
  • Christmas Day Snow. High near -2. Chance of precipitation is 90%. New snow accumulation of 2 to 4 centimeters possible.
  • Thursday Night A 20 percent chance of snow. Mostly cloudy, with a low around -12.
  • Friday Partly sunny, with a high near -4.
  • Friday Night Partly cloudy, with a low around -11.
  • Saturday A slight chance of snow. Partly sunny, with a high near -3.
  • Saturday Night A chance of snow. Mostly cloudy, with a low around -11.
  • Sunday A chance of snow. Mostly cloudy, with a high near -6.
  • Sunday Night A slight chance of snow. Mostly cloudy, with a low around -16.
  • Monday Partly sunny, with a high near -8.