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.

Hazardous Weather Conditions

Winter Storm Watch in effect from December 11, 02:00 PM MST until December 13, 05:00 AM MST

Current conditions at

Great Falls, Great Falls International Airport (KGTF)

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

Clear

36°F

2°C

Humidity	55%
Wind Speed	S 6 MPH
Barometer	30.01 in (1016.26 mb)
Dewpoint	21°F (-6°C)
Visibility	10.00 mi
Wind Chill	31°F (-1°C)
Last update	10 Dec 12:35 AM MST

More Information:

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

Extended Forecast for

2 Miles NE Great Falls International Airport MT

Winter Storm Watch December 11, 02:00pm until December 13, 05:00am

Click here for hazard details and duration

Winter Storm Watch

Overnight
Low: 35 °F
Chance
Rain/Snow
Wednesday
High: 56 °F
Chance Rain
and Breezy
Wednesday Night
Low: 44 °F
Chance Rain
and Breezy
Thursday
High: 54 °F
Rain/Snow and
Breezy
Thursday Night
Low: 8 °F
Snow Likely
Friday
High: 16 °F
Snow
Friday Night
Low: -1 °F
Snow Likely
Saturday
High: 19 °F
Chance Snow
then Mostly
Cloudy
Saturday Night
Low: 8 °F
Mostly Cloudy

Detailed Forecast

Overnight

A slight chance of snow between 3am and 4am, then a chance of rain and snow. Mostly cloudy, with a steady temperature around 35. South wind around 10 mph, with gusts as high as 18 mph. Chance of precipitation is 50%. Little or no snow accumulation expected.

Wednesday

A 40 percent chance of rain, mainly before 11am. Cloudy, with a high near 56. Breezy, with a west southwest wind 18 to 26 mph, with gusts as high as 43 mph.

Wednesday Night

A 40 percent chance of rain, mainly after 11pm. Mostly cloudy, with a low around 44. Breezy, with a west southwest wind 24 to 29 mph, with gusts as high as 43 mph.

Thursday

Rain and snow, becoming all snow after 2pm. High near 54. Breezy, with a west southwest wind 24 to 29 mph becoming north northwest 16 to 21 mph in the afternoon. Winds could gust as high as 43 mph. Chance of precipitation is 80%. New snow accumulation of less than one inch possible.

Thursday Night

Snow likely. Cloudy, with a low around 8. Northeast wind 8 to 10 mph. Chance of precipitation is 70%. New snow accumulation of 2 to 4 inches possible.

Friday

Snow. High near 16. Northeast wind around 8 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 3 inches possible.

Friday Night

Snow likely. Cloudy, with a low around -1. North wind 7 to 11 mph, with gusts as high as 18 mph. Chance of precipitation is 60%. New snow accumulation of 2 to 4 inches possible.

Saturday

A chance of snow before 11am. Mostly cloudy, with a high near 19. Northeast wind 6 to 8 mph.

Saturday Night

Mostly cloudy, with a low around 8.

Sunday

Partly sunny, with a high near 45.

Sunday Night

Mostly cloudy, with a low around 28.

Monday

Partly sunny, with a high near 41.

Monday Night

A slight chance of rain. Mostly cloudy, with a low around 30.