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 Weather Advisory in effect from November 28, 12:00 AM MST until November 28, 11:00 PM MST

Current conditions at

Helena Regional Airport (KHLN)

Lat: 46.60445°NLon: 111.9892°WElev: 3874.0ft.

Mostly Cloudy

36°F

2°C

Humidity	80%
Wind Speed	N 0 MPH
Barometer	30.21 in (1023.03 mb)
Dewpoint	30°F (-1°C)
Visibility	10.00 mi
Last update	27 Nov 11:05 AM MST

More Information:

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

Extended Forecast for

Helena MT

Winter Weather Advisory November 28, 12:00am until November 28, 11:00pm

Click here for hazard details and duration

Winter Weather Advisory

Thanksgiving Day
High: 42 °F
Chance
Rain/Snow
Tonight
Low: 18 °F
Chance Rain
then
Rain/Snow
Likely
Friday
High: 25 °F⇓
Snow
Friday Night
Low: 6 °F
Chance Snow
then Mostly
Cloudy
Saturday
High: 24 °F
Mostly Sunny
Saturday Night
Low: 8 °F
Mostly Cloudy
Sunday
High: 27 °F
Mostly Sunny
Sunday Night
Low: 14 °F
Partly Cloudy
Monday
High: 34 °F
Partly Sunny

Detailed Forecast

Thanksgiving Day

A slight chance of rain and snow before noon, then a chance of rain after 2pm. Mostly cloudy, with a high near 42. Light and variable wind. Chance of precipitation is 30%. Little or no snow accumulation expected.

Tonight

A chance of rain before 2am, then rain and snow likely between 2am and 4am, then snow likely after 4am. Mostly cloudy, with a low around 18. Calm wind becoming northwest around 6 mph after midnight. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.

Friday

Snow. Temperature rising to near 25 by noon, then falling to around 17 during the remainder of the day. North northwest wind 9 to 13 mph, with gusts as high as 23 mph. Chance of precipitation is 100%. New snow accumulation of 1 to 3 inches possible.

Friday Night

A 30 percent chance of snow before 11pm. Cloudy, then gradually becoming partly cloudy, with a low around 6. North northwest wind 5 to 10 mph becoming light west northwest after midnight. Winds could gust as high as 22 mph. Little or no snow accumulation expected.

Saturday

Mostly sunny, with a high near 24. Calm wind.

Saturday Night

Mostly cloudy, with a low around 8. Light and variable wind.

Sunday

Mostly sunny, with a high near 27. Calm wind.

Sunday Night

Partly cloudy, with a low around 14. Southwest wind 3 to 6 mph.

Monday

Partly sunny, with a high near 34.

Monday Night

A chance of snow, mainly after 11pm. Mostly cloudy, with a low around 26.