National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

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.

Read More >

Current conditions at

Helena Regional Airport (KHLN)

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

Clear

43°F

6°C

Humidity 52%
Wind Speed W 11 MPH
Barometer 30.0 in (1015.92 mb)
Dewpoint 26°F (-3°C)
Visibility 10.00 mi
Wind Chill37°F (3°C)
Last update 08 Dec 01:35 AM MST
Extended Forecast for

Helena MT

  • Overnight

    Overnight: Mostly cloudy, with a steady temperature around 38. Southwest wind 11 to 13 mph, with gusts as high as 24 mph.

    Low: 38 °F

    Mostly Cloudy

  • Monday

    Monday: A slight chance of rain and snow before 11am, then a chance of rain after 3pm. Cloudy, with a high near 49. South southwest wind 10 to 15 mph, with gusts as high as 29 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.

    High: 49 °F

    Slight Chance
    Rain/Snow
    then Chance
    Rain

  • Monday Night

    Monday Night: A 50 percent chance of rain. Mostly cloudy, with a low around 39. South wind 15 to 21 mph becoming west southwest after midnight. Winds could gust as high as 41 mph.

    Low: 39 °F

    Chance Rain

  • Tuesday

    Tuesday: Rain likely, mainly before 11am. Mostly cloudy, with a high near 53. Breezy, with a west wind 20 to 22 mph, with gusts as high as 44 mph. Chance of precipitation is 60%.

    High: 53 °F

    Rain Likely
    and Breezy
    then Chance
    Rain

  • Tuesday Night

    Tuesday Night: A chance of rain before 8pm, then rain likely, possibly mixed with snow. Cloudy, with a low around 33. West wind 7 to 15 mph becoming south after midnight. Winds could gust as high as 28 mph. Chance of precipitation is 70%. Little or no snow accumulation expected.

    Low: 33 °F

    Rain/Snow
    Likely

  • Wednesday

    Wednesday: Rain, possibly mixed with snow, becoming all rain after 8am. High near 47. West wind 8 to 16 mph, with gusts as high as 30 mph. Chance of precipitation is 90%. Little or no snow accumulation expected.

    High: 47 °F

    Rain/Snow
    then Rain

  • Wednesday Night

    Wednesday Night: Rain likely, possibly mixed with snow, becoming all snow after 11pm. Mostly cloudy, with a low around 22. West northwest wind 7 to 16 mph, with gusts as high as 29 mph. Chance of precipitation is 70%. New snow accumulation of less than one inch possible.

    Low: 22 °F

    Rain/Snow
    Likely then
    Snow Likely

  • Thursday

    Thursday: A chance of snow. Mostly cloudy, with a high near 29. North northwest wind around 6 mph.

    High: 29 °F

    Chance Snow

  • Thursday Night

    Thursday Night: A chance of snow. Mostly cloudy, with a low around 14.

    Low: 14 °F

    Chance Snow

Detailed Forecast

Overnight
Mostly cloudy, with a steady temperature around 38. Southwest wind 11 to 13 mph, with gusts as high as 24 mph.
Monday
A slight chance of rain and snow before 11am, then a chance of rain after 3pm. Cloudy, with a high near 49. South southwest wind 10 to 15 mph, with gusts as high as 29 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.
Monday Night
A 50 percent chance of rain. Mostly cloudy, with a low around 39. South wind 15 to 21 mph becoming west southwest after midnight. Winds could gust as high as 41 mph.
Tuesday
Rain likely, mainly before 11am. Mostly cloudy, with a high near 53. Breezy, with a west wind 20 to 22 mph, with gusts as high as 44 mph. Chance of precipitation is 60%.
Tuesday Night
A chance of rain before 8pm, then rain likely, possibly mixed with snow. Cloudy, with a low around 33. West wind 7 to 15 mph becoming south after midnight. Winds could gust as high as 28 mph. Chance of precipitation is 70%. Little or no snow accumulation expected.
Wednesday
Rain, possibly mixed with snow, becoming all rain after 8am. High near 47. West wind 8 to 16 mph, with gusts as high as 30 mph. Chance of precipitation is 90%. Little or no snow accumulation expected.
Wednesday Night
Rain likely, possibly mixed with snow, becoming all snow after 11pm. Mostly cloudy, with a low around 22. West northwest wind 7 to 16 mph, with gusts as high as 29 mph. Chance of precipitation is 70%. New snow accumulation of less than one inch possible.
Thursday
A chance of snow. Mostly cloudy, with a high near 29. North northwest wind around 6 mph.
Thursday Night
A chance of snow. Mostly cloudy, with a low around 14.
Friday
A chance of snow before 2pm, then a chance of rain and snow. Mostly cloudy, with a high near 35.
Friday Night
A slight chance of rain and snow. Mostly cloudy, with a low around 25.
Saturday
Partly sunny, with a high near 43.
Saturday Night
Mostly cloudy, with a low around 27.
Sunday
A slight chance of rain and snow. Mostly sunny, with a high near 43.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Helena MT
 46.61°N 111.99°W (Elev. 3878 ft)
Last Update:
9:32 pm MST Dec 7, 2025
Forecast Valid:
1am MST Dec 8, 2025-6pm MST Dec 14, 2025
 
Forecast Discussion
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation