PNS25-72: Soliciting Comments through December 19, 2025 on the Discontinuation of the Max/Min Temperature and Precipitation Table Product (RTP) for all NWS Alaska Region, Eastern Region, and Western Region Offices.

Great Falls, Great Falls International Airport (KGTF)

Lat: 47.47333°NLon: 111.38222°WElev: 3675.0ft.

Overcast

28°F

-2°C

Humidity	100%
Wind Speed	N 0 MPH
Barometer	29.49 in (998.65 mb)
Dewpoint	28°F (-2°C)
Visibility	10.00 mi
Last update	06 Dec 02:20 AM MST

More Information:

Local Forecast Office More Local Wx 3 Day History Hourly Weather Forecast

Extended Forecast for

Great Falls MT

Overnight
Low: 16 °F
Chance
Rain/Snow
Saturday
High: 19 °F
Snow Likely
then Slight
Chance Snow
Saturday Night
Low: 23 °F⇑
Decreasing
Clouds
Sunday
High: 42 °F
Partly Sunny
Sunday Night
Low: 34 °F
Mostly Cloudy
Monday
High: 47 °F
Partly Sunny
Monday Night
Low: 39 °F
Slight Chance
Rain and
Breezy
Tuesday
High: 50 °F
Breezy. Rain
Likely then
Chance
Rain/Snow
Tuesday Night
Low: 32 °F
Chance
Rain/Snow

Detailed Forecast

Overnight

A chance of rain and snow before 4am, then a chance of snow. Mostly cloudy, with a low around 16. Northwest wind 8 to 10 mph. Chance of precipitation is 50%. Total nighttime snow accumulation of less than a half inch possible.

Saturday

Snow likely before 11am, then a slight chance of snow after 4pm. Mostly cloudy, with a steady temperature around 19. North northwest wind 5 to 7 mph becoming east in the afternoon. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

Saturday Night

Cloudy, then gradually becoming partly cloudy, with a temperature rising to around 32 by 3am. Southwest wind 13 to 18 mph, with gusts as high as 31 mph.

Sunday

Partly sunny, with a high near 42. Southwest wind 13 to 16 mph, with gusts as high as 28 mph.

Sunday Night

Mostly cloudy, with a low around 34. Southwest wind 15 to 20 mph, with gusts as high as 32 mph.

Monday

Partly sunny, with a high near 47. Southwest wind 18 to 21 mph, with gusts as high as 34 mph.

Monday Night

A 20 percent chance of rain after 11pm. Mostly cloudy, with a low around 39. Breezy, with a southwest wind 18 to 28 mph, with gusts as high as 46 mph.

Tuesday

Rain likely before 5pm, then a chance of rain and snow. Mostly cloudy, with a high near 50. Breezy, with a west wind 21 to 28 mph, with gusts as high as 46 mph.

Tuesday Night

A chance of rain and snow. Mostly cloudy, with a low around 32.

Wednesday

Rain likely, possibly mixed with snow. Mostly cloudy, with a high near 48.

Wednesday Night

A chance of rain and snow. Mostly cloudy, with a low around 23.

Thursday

A chance of rain and snow. Mostly cloudy, with a high near 32.

Thursday Night

A chance of rain and snow. Mostly cloudy, with a low around 15.

Friday

A chance of snow. Mostly cloudy, with a high near 31.