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

Helena Regional Airport (KHLN)

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

Overcast

41°F

5°C

Humidity 93%
Wind Speed ESE 3 MPH
Barometer 29.72 in (1006.44 mb)
Dewpoint 39°F (4°C)
Visibility 10.00 mi
Last update 13 Apr 03:35 AM MDT
Extended Forecast for

Helena MT

  • Overnight

    Overnight: A 20 percent chance of rain. Areas of fog. Otherwise, mostly cloudy, with a low around 36. Light south southwest wind.

    Low: 36 °F

    Slight Chance
    Rain and
    Areas Fog

  • Monday

    Monday: A 50 percent chance of rain after 2pm. Patchy fog before 8am. Otherwise, partly sunny, with a high near 57. South wind 5 to 15 mph becoming west in the morning. Winds could gust as high as 26 mph.

    High: 57 °F

    Chance Rain
    and Patchy
    Fog

  • Monday Night

    Monday Night: A 20 percent chance of rain before midnight. Mostly cloudy, with a low around 35. Southwest wind 6 to 15 mph, with gusts as high as 25 mph.

    Low: 35 °F

    Slight Chance
    Rain then
    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 60. West wind 6 to 16 mph, with gusts as high as 26 mph.

    High: 60 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 37. South southwest wind 6 to 16 mph, with gusts as high as 28 mph.

    Low: 37 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Rain likely, mainly after noon. Mostly cloudy, with a high near 58. Light southwest wind becoming west southwest 11 to 16 mph in the morning. Winds could gust as high as 28 mph. Chance of precipitation is 60%.

    High: 58 °F

    Slight Chance
    Rain then
    Rain Likely

  • Wednesday Night

    Wednesday Night: Rain and snow, becoming all snow after 3am. Low around 29. West wind 7 to 14 mph, with gusts as high as 23 mph. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.

    Low: 29 °F

    Rain/Snow

  • Thursday

    Thursday: Snow. Cloudy, with a high near 38. West northwest wind 6 to 16 mph, with gusts as high as 28 mph.

    High: 38 °F

    Snow

  • Thursday Night

    Thursday Night: A chance of snow before midnight. Mostly cloudy, with a low around 22.

    Low: 22 °F

    Chance Snow
    then Partly
    Cloudy

Detailed Forecast

Overnight
A 20 percent chance of rain. Areas of fog. Otherwise, mostly cloudy, with a low around 36. Light south southwest wind.
Monday
A 50 percent chance of rain after 2pm. Patchy fog before 8am. Otherwise, partly sunny, with a high near 57. South wind 5 to 15 mph becoming west in the morning. Winds could gust as high as 26 mph.
Monday Night
A 20 percent chance of rain before midnight. Mostly cloudy, with a low around 35. Southwest wind 6 to 15 mph, with gusts as high as 25 mph.
Tuesday
Mostly sunny, with a high near 60. West wind 6 to 16 mph, with gusts as high as 26 mph.
Tuesday Night
Mostly cloudy, with a low around 37. South southwest wind 6 to 16 mph, with gusts as high as 28 mph.
Wednesday
Rain likely, mainly after noon. Mostly cloudy, with a high near 58. Light southwest wind becoming west southwest 11 to 16 mph in the morning. Winds could gust as high as 28 mph. Chance of precipitation is 60%.
Wednesday Night
Rain and snow, becoming all snow after 3am. Low around 29. West wind 7 to 14 mph, with gusts as high as 23 mph. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.
Thursday
Snow. Cloudy, with a high near 38. West northwest wind 6 to 16 mph, with gusts as high as 28 mph.
Thursday Night
A chance of snow before midnight. Mostly cloudy, with a low around 22.
Friday
A chance of snow, mainly after noon. Partly sunny, with a high near 46.
Friday Night
Partly cloudy, with a low around 25.
Saturday
Sunny, with a high near 57.
Saturday Night
Mostly cloudy, with a low around 32.
Sunday
A slight chance of rain. Mostly sunny, with a high near 63.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Helena MT
 46.61°N 111.99°W (Elev. 3878 ft)
Last Update:
3:32 am MDT Apr 13, 2026
Forecast Valid:
3am MDT Apr 13, 2026-6pm MDT Apr 19, 2026
 
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