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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.

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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 WSW 3 MPH
Barometer 29.95 in (1014.22 mb)
Dewpoint 30°F (-1°C)
Visibility 10.00 mi
Last update 07 Dec 10:20 PM MST
Extended Forecast for

Montana City MT

  • Tonight

    Tonight: Increasing clouds, with a steady temperature around 35. Southwest wind around 10 mph, with gusts as high as 21 mph.

    Low: 35 °F

    Increasing
    Clouds

  • Monday

    Monday: A slight chance of rain and snow before 11am, then a chance of rain after 3pm. Cloudy, with a high near 47. South southwest wind 9 to 11 mph, with gusts as high as 25 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.

    High: 47 °F

    Slight Chance
    Rain/Snow
    then Chance
    Rain

  • Monday Night

    Monday Night: A 40 percent chance of rain, mainly after 11pm. Mostly cloudy, with a temperature falling to near 39 by 9pm, then rising to around 46 during the remainder of the night. West southwest wind 13 to 17 mph, with gusts as high as 36 mph.

    Low: 39 °F⇑

    Chance Rain

  • Tuesday

    Tuesday: Rain and snow likely before 2pm, then a chance of rain between 2pm and 5pm, then a chance of rain and snow after 5pm. Mostly cloudy, with a high near 51. West wind 16 to 20 mph, with gusts as high as 40 mph. Chance of precipitation is 60%. Little or no snow accumulation expected.

    High: 51 °F

    Rain/Snow
    Likely then
    Chance
    Rain/Snow

  • Tuesday Night

    Tuesday Night: Rain, possibly mixed with snow, mainly after 11pm. Low around 32. West wind 6 to 10 mph becoming south after midnight. Winds could gust as high as 23 mph. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.

    Low: 32 °F

    Rain/Snow

  • Wednesday

    Wednesday: Rain, possibly mixed with snow, becoming all rain after 8am. High near 47. West wind 6 to 14 mph, with gusts as high as 26 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 23. West northwest wind 6 to 11 mph, with gusts as high as 26 mph. Chance of precipitation is 70%. New snow accumulation of around an inch possible.

    Low: 23 °F

    Rain/Snow
    Likely then
    Snow Likely

  • Thursday

    Thursday: A chance of snow. Mostly cloudy, with a high near 30. Northwest wind 5 to 7 mph.

    High: 30 °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

Tonight
Increasing clouds, with a steady temperature around 35. Southwest wind around 10 mph, with gusts as high as 21 mph.
Monday
A slight chance of rain and snow before 11am, then a chance of rain after 3pm. Cloudy, with a high near 47. South southwest wind 9 to 11 mph, with gusts as high as 25 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.
Monday Night
A 40 percent chance of rain, mainly after 11pm. Mostly cloudy, with a temperature falling to near 39 by 9pm, then rising to around 46 during the remainder of the night. West southwest wind 13 to 17 mph, with gusts as high as 36 mph.
Tuesday
Rain and snow likely before 2pm, then a chance of rain between 2pm and 5pm, then a chance of rain and snow after 5pm. Mostly cloudy, with a high near 51. West wind 16 to 20 mph, with gusts as high as 40 mph. Chance of precipitation is 60%. Little or no snow accumulation expected.
Tuesday Night
Rain, possibly mixed with snow, mainly after 11pm. Low around 32. West wind 6 to 10 mph becoming south after midnight. Winds could gust as high as 23 mph. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.
Wednesday
Rain, possibly mixed with snow, becoming all rain after 8am. High near 47. West wind 6 to 14 mph, with gusts as high as 26 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 23. West northwest wind 6 to 11 mph, with gusts as high as 26 mph. Chance of precipitation is 70%. New snow accumulation of around an inch possible.
Thursday
A chance of snow. Mostly cloudy, with a high near 30. Northwest wind 5 to 7 mph.
Thursday Night
A chance of snow. Mostly cloudy, with a low around 14.
Friday
A chance of snow before 2pm, then a slight chance of rain and snow. Mostly cloudy, with a high near 36.
Friday Night
A slight chance of rain and snow. Mostly cloudy, with a low around 27.
Saturday
Partly sunny, with a high near 44.
Saturday Night
A slight chance of rain. Mostly cloudy, with a low around 28.
Sunday
A slight chance of rain and snow. Mostly sunny, with a high near 42.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Montana City MT
 46.53°N 111.94°W (Elev. 4199 ft)
Last Update:
9:32 pm MST Dec 7, 2025
Forecast Valid:
10pm MST Dec 7, 2025-6pm MST Dec 14, 2025
 
Forecast Discussion
 
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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