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

Storm Moving from Western into Central U.S. through Wednesday

A storm system moving over the Rockies Wednesday will bring marginal risks for excessive rainfall and severe thunderstorms from parts of New Mexico into western South Dakota. Moderate snow is expected from northwestern Wyoming into southern Montana. Read More >

Current conditions at

HELENA VALLEY (HVMT)

Lat: 46.67917°NLon: 111.98333°WElev: 3673.0ft.

NA

37°F

3°C

Humidity 80%
Wind Speed NNE 0 MPH
Barometer NA
Dewpoint 31°F (-1°C)
Visibility NA
Last update 15 Oct 01:00 AM MDT
Extended Forecast for

4 Miles NW Helena MT

  • Overnight

    Overnight: Patchy fog. Otherwise, mostly cloudy, with a low around 26. Calm wind.

    Low: 26 °F

    Patchy Fog

  • Wednesday

    Wednesday: A 50 percent chance of rain, mainly between 7am and 5pm. Areas of fog before noon. Otherwise, mostly cloudy, with a high near 50. Calm wind.

    High: 50 °F

    Chance Rain
    and Areas Fog

  • Wednesday Night

    Wednesday Night: Rain likely, mainly after midnight. Mostly cloudy, with a low around 33. Calm wind. Chance of precipitation is 60%.

    Low: 33 °F

    Rain Likely

  • Thursday

    Thursday: Rain likely, mainly before noon. Partly sunny, with a high near 54. Calm wind becoming west around 6 mph in the afternoon. Chance of precipitation is 60%.

    High: 54 °F

    Rain Likely
    then Chance
    Rain

  • Thursday Night

    Thursday Night: A 20 percent chance of rain before midnight. Partly cloudy, with a low around 32. West southwest wind 6 to 13 mph, with gusts as high as 24 mph.

    Low: 32 °F

    Slight Chance
    Rain then
    Partly Cloudy

  • Friday

    Friday: A 20 percent chance of rain after noon. Mostly sunny, with a high near 56. West southwest wind 8 to 14 mph, with gusts as high as 25 mph.

    High: 56 °F

    Mostly Sunny
    then Slight
    Chance Rain

  • Friday Night

    Friday Night: A 30 percent chance of rain. Mostly cloudy, with a low around 32. West wind 9 to 11 mph, with gusts as high as 23 mph.

    Low: 32 °F

    Chance Rain

  • Saturday

    Saturday: Mostly sunny, with a high near 58. West southwest wind 6 to 10 mph, with gusts as high as 18 mph.

    High: 58 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: A slight chance of rain after midnight. Partly cloudy, with a low around 37.

    Low: 37 °F

    Partly Cloudy
    then Slight
    Chance Rain

Detailed Forecast

Overnight
Patchy fog. Otherwise, mostly cloudy, with a low around 26. Calm wind.
Wednesday
A 50 percent chance of rain, mainly between 7am and 5pm. Areas of fog before noon. Otherwise, mostly cloudy, with a high near 50. Calm wind.
Wednesday Night
Rain likely, mainly after midnight. Mostly cloudy, with a low around 33. Calm wind. Chance of precipitation is 60%.
Thursday
Rain likely, mainly before noon. Partly sunny, with a high near 54. Calm wind becoming west around 6 mph in the afternoon. Chance of precipitation is 60%.
Thursday Night
A 20 percent chance of rain before midnight. Partly cloudy, with a low around 32. West southwest wind 6 to 13 mph, with gusts as high as 24 mph.
Friday
A 20 percent chance of rain after noon. Mostly sunny, with a high near 56. West southwest wind 8 to 14 mph, with gusts as high as 25 mph.
Friday Night
A 30 percent chance of rain. Mostly cloudy, with a low around 32. West wind 9 to 11 mph, with gusts as high as 23 mph.
Saturday
Mostly sunny, with a high near 58. West southwest wind 6 to 10 mph, with gusts as high as 18 mph.
Saturday Night
A slight chance of rain after midnight. Partly cloudy, with a low around 37.
Sunday
A chance of rain. Partly sunny, with a high near 63.
Sunday Night
A chance of rain. Mostly cloudy, with a low around 34.
Monday
Rain likely. Mostly cloudy, with a high near 53.
Monday Night
A chance of rain and snow. Mostly cloudy, with a low around 28.
Tuesday
A slight chance of rain and snow. Partly sunny, with a high near 49.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles NW Helena MT
 46.65°N 112.02°W (Elev. 3750 ft)
Last Update:
10:00 pm MDT Oct 14, 2025
Forecast Valid:
1am MDT Oct 15, 2025-6pm MDT Oct 21, 2025
 
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Additional Resources

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High Temperature

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Chance of Precipitation