National Weather Service United States Department of Commerce

A stalled frontal boundary and ample monsoonal moisture will lead to flash flood potential from the Great Basin to the Great Plains tonight and Tuesday

A stalled frontal boundary will set up along the southern and central Rockies for the next couple of days providing focus for showers and thunderstorms. In addition, ample monsoonal moisture will stream in across the southwest bringing enough moisture to introduce a flash flood threat from the Great Basin and Southwest eastward across the central and southern Rockies into the adjacent Plains.
Read More...

Current Conditions

En Español

Share |

Great Falls MT

7 Day Forecast

For More Weather Information:

Great Falls, MT Local Forecast Office

Overnight

Isolated Thunderstorms Chance for Measurable Precipitation 20%

Isolated
Thunderstorms

Low: 61 °F

Tuesday

Sunny

Sunny

High: 89 °F

Tuesday
Night

Mostly Clear

Mostly
Clear

Low: 61 °F

Wednesday

Sunny

Sunny

High: 89 °F

Wednesday
Night

Partly Cloudy

Partly
Cloudy

Low: 61 °F

Thursday

Mostly Sunny

Mostly
Sunny

High: 86 °F

Thursday
Night

Partly Cloudy

Partly
Cloudy

Low: 60 °F

Friday

Slight Chance Thunderstorms

Slight Chc
Thunderstorms

High: 84 °F

Friday
Night

Slight Chance Thunderstorms

Slight Chc
Thunderstorms

Low: 61 °F

Detailed Forecast

  • Overnight Isolated showers and thunderstorms. Partly cloudy, with a low around 61. Light south wind. Chance of precipitation is 20%.
  • Tuesday Sunny, with a high near 89. Light and variable wind becoming east around 6 mph in the morning.
  • Tuesday Night Mostly clear, with a low around 61. East wind 7 to 9 mph becoming south after midnight.
  • Wednesday Sunny, with a high near 89. South southwest wind around 6 mph becoming southeast in the afternoon.
  • Wednesday Night Partly cloudy, with a low around 61. East southeast wind around 8 mph.
  • Thursday Mostly sunny, with a high near 86.
  • Thursday Night Partly cloudy, with a low around 60.
  • Friday A slight chance of showers and thunderstorms. Mostly sunny, with a high near 84.
  • Friday Night A slight chance of showers and thunderstorms. Partly cloudy, with a low around 61.
  • Saturday Mostly sunny, with a high near 85.
  • Saturday Night Partly cloudy, with a low around 60.
  • Sunday Mostly sunny, with a high near 86.
  • Sunday Night Partly cloudy, with a low around 61.
  • Monday Mostly sunny, with a high near 86.