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 Warning in effect from November 27, 05:00 PM MST until November 28, 11:00 PM MST

Current conditions at

Great Falls, Great Falls International Airport (KGTF)

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

Overcast

33°F

1°C

Humidity	77%
Wind Speed	E 10 MPH
Barometer	30.12 in (1019.98 mb)
Dewpoint	27°F (-3°C)
Visibility	10.00 mi
Wind Chill	25°F (-4°C)
Last update	27 Nov 01:53 PM MST

More Information:

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

Extended Forecast for

Ulm MT

Winter Storm Warning November 27, 05:00pm until November 28, 11:00pm

Click here for hazard details and duration

Winter Storm Warning

Thanksgiving Day
High: 39 °F
Chance Snow
Tonight
Low: 17 °F
Snow
Friday
High: 19 °F⇓
Snow
Friday Night
Low: -4 °F
Chance Snow
then Mostly
Cloudy
Saturday
High: 18 °F
Mostly Sunny
Saturday Night
Low: -8 °F
Partly Cloudy
Sunday
High: 22 °F
Mostly Sunny
Sunday Night
Low: 6 °F
Partly Cloudy
Monday
High: 35 °F
Partly Sunny

Detailed Forecast

Thanksgiving Day

A 30 percent chance of snow, mainly after 4pm. Cloudy, with a high near 39. East northeast wind around 6 mph. Total daytime snow accumulation of less than a half inch possible.

Tonight

Snow, mainly before 3am. Low around 17. Light north northeast wind becoming north northwest 5 to 9 mph in the evening. Chance of precipitation is 80%. New snow accumulation of 1 to 2 inches possible.

Friday

Snow. Temperature falling to around 12 by 5pm. Wind chill values as low as zero. North northwest wind 10 to 15 mph, with gusts as high as 24 mph. Chance of precipitation is 100%. New snow accumulation of 2 to 4 inches possible.

Friday Night

A 40 percent chance of snow before 11pm. Mostly cloudy, with a low around -4. North northwest wind 5 to 10 mph becoming light west northwest after midnight. New snow accumulation of less than one inch possible.

Saturday

Mostly sunny, with a high near 18. Light and variable wind.

Saturday Night

Partly cloudy, with a low around -8. East northeast wind around 5 mph becoming calm in the evening.

Sunday

Mostly sunny, with a high near 22. Calm wind becoming south southwest around 5 mph in the afternoon.

Sunday Night

Partly cloudy, with a low around 6. South southwest wind 6 to 8 mph.

Monday

Partly sunny, with a high near 35.

Monday Night

A chance of snow after 11pm. Mostly cloudy, with a low around 22.