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 until December 3, 05:00 AM MST

Current conditions at

Helena Regional Airport (KHLN)

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

Overcast

32°F

0°C

Humidity	86%
Wind Speed	W 8 MPH
Barometer	30.09 in (1018.96 mb)
Dewpoint	28°F (-2°C)
Visibility	10.00 mi
Wind Chill	25°F (-4°C)
Last update	02 Dec 09:20 PM MST

More Information:

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

Extended Forecast for

Helena MT

Winter Weather Advisory December 2, 09:34pm until December 3, 05:00am

Click here for hazard details and duration

Winter Weather Advisory

Winter Weather Advisory December 2, 09:34pm until December 3, 05:00am
NOW until 5:00am Wed
Winter Weather Advisory
Tonight
Low: 20 °F
Snow Likely
then Chance
Snow
Wednesday
High: 33 °F
Mostly Sunny
Wednesday Night
Low: 23 °F
Mostly Cloudy
Thursday
High: 36 °F
Chance Snow
Thursday Night
Low: 27 °F
Chance Snow
Friday
High: 37 °F
Chance Snow
Friday Night
Low: 32 °F
Rain/Snow
Saturday
High: 39 °F
Snow Likely
then Chance
Rain/Snow

Detailed Forecast

Tonight

Snow likely, mainly before 2am. Mostly cloudy, with a low around 20. Calm wind. Chance of precipitation is 70%. Total nighttime snow accumulation of less than one inch possible.

Wednesday

Mostly sunny, with a high near 33. Calm wind becoming west southwest around 6 mph in the afternoon.

Wednesday Night

Mostly cloudy, with a low around 23. Southwest wind 7 to 11 mph, with gusts as high as 20 mph.

Thursday

A 40 percent chance of snow, mainly after 11am. Mostly cloudy, with a high near 36. West southwest wind 7 to 10 mph, with gusts as high as 22 mph. New snow accumulation of less than a half inch possible.

Thursday Night

A 30 percent chance of snow. Mostly cloudy, with a low around 27. West wind 8 to 10 mph, with gusts as high as 21 mph. New snow accumulation of less than a half inch possible.

Friday

A 50 percent chance of snow. Mostly cloudy, with a high near 37. West southwest wind 6 to 9 mph, with gusts as high as 21 mph. New snow accumulation of less than a half inch possible.

Friday Night

Snow before 11pm, then rain and snow likely between 11pm and 2am, then snow likely after 2am. Low around 32. West wind 10 to 14 mph, with gusts as high as 33 mph. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.

Saturday

Snow likely before 2pm, then a chance of rain and snow. Partly sunny, with a high near 39. West wind 13 to 15 mph, with gusts as high as 34 mph.

Saturday Night

A chance of snow. Mostly cloudy, with a low around 28.

Sunday

A slight chance of snow. Partly sunny, with a high near 40.

Sunday Night

A slight chance of snow. Mostly cloudy, with a low around 31.

Monday

Partly sunny, with a high near 42.

Monday Night

A slight chance of snow. Mostly cloudy, with a low around 34.