National Weather Service United States Department of Commerce

We need your feedback! Take our new, shorter survey

NWS is conducting research on how to better serve your needs. Please complete our annual customer satisfaction survey. We've shortened it from previous years to make it easier for you to share your opinions with us. The survey is available via the link below and the core section should only take about 10 minutes to complete.
Read More...

Current Conditions

En Español

Share |

Great Falls MT

7 Day Forecast

For More Weather Information:

Great Falls, MT Local Forecast Office

Overnight

Mostly Clear

Mostly
Clear

Low: 9 °C

Saturday

Sunny

Sunny

High: 22 °C

Saturday
Night

Clear

Clear

Low: 8 °C

Sunday

Sunny

Sunny

High: 24 °C

Sunday
Night

Mostly Clear

Mostly
Clear

Low: 10 °C

Monday

Sunny

Sunny

High: 27 °C

Monday
Night

Mostly Clear

Mostly
Clear

Low: 12 °C

Tuesday

Sunny

Sunny

High: 27 °C

Tuesday
Night

Partly Cloudy

Partly
Cloudy

Low: 13 °C

Detailed Forecast

  • Overnight Mostly clear, with a low around 9. West southwest wind 11 to 14 km/h.
  • Saturday Sunny, with a high near 22. Calm wind becoming east 5 to 10 km/h in the afternoon.
  • Saturday Night Clear, with a low around 8. East northeast wind 5 to 14 km/h becoming south after midnight.
  • Sunday Sunny, with a high near 24. South southwest wind 8 to 11 km/h becoming east southeast in the afternoon.
  • Sunday Night Mostly clear, with a low around 10. East southeast wind around 11 km/h becoming south after midnight.
  • Monday Sunny, with a high near 27.
  • Monday Night Mostly clear, with a low around 12.
  • Tuesday Sunny, with a high near 27.
  • Tuesday Night Partly cloudy, with a low around 13.
  • Wednesday Mostly sunny, with a high near 29.
  • Wednesday Night Partly cloudy, with a low around 13.
  • Thursday Partly sunny, with a high near 26.
  • Thursday Night A slight chance of showers. Mostly cloudy, with a low around 11.
  • Friday A slight chance of showers and thunderstorms. Mostly sunny, with a high near 22.