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

Severe Thunderstorms Likely in the Central U.S.; Flooding Possible for portions of Oklahoma/Texas/Arkansas and the Marianas.

Severe thunderstorms are likely from the southern Plains to the Midwest through Friday. Large hail, damaging winds, and tornadoes are all possible. An Enhanced (level 3 of 5) risk is in effect. Flash flooding is possible across portions of Oklahoma, Texas, and Arkansas on Friday. A Slight (level 2 of 4) risk is in effect. Flooding rain may impact Guam and the Marianas through next week. Read More >

Current conditions at

Helena Regional Airport (KHLN)

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

Overcast

43°F

6°C

Humidity 56%
Wind Speed W 19 MPH
Barometer 29.83 in (1010.16 mb)
Dewpoint 28°F (-2°C)
Visibility 10.00 mi
Wind Chill35°F (2°C)
Last update 05 Mar 03:20 PM MST
Extended Forecast for

Helena MT

  • This Afternoon

    This Afternoon: Rain before 5pm, then rain likely, possibly mixed with snow. High near 40. West northwest wind around 14 mph, with gusts as high as 25 mph. Chance of precipitation is 90%. Total daytime snow accumulation of less than a half inch possible.

    High: 40 °F

    Rain/Snow

  • Tonight

    Tonight: A chance of rain and snow before 4am, then a slight chance of snow after 5am. Mostly cloudy, with a low around 28. West wind 6 to 11 mph, with gusts as high as 22 mph. Chance of precipitation is 40%. New snow accumulation of less than a half inch possible.

    Low: 28 °F

    Chance
    Rain/Snow
    then Chance
    Snow

  • Friday

    Friday: A slight chance of snow before 3pm, then a slight chance of rain and snow. Mostly sunny, with a high near 45. West wind 5 to 14 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.

    High: 45 °F

    Slight Chance
    Snow then
    Slight Chance
    Rain/Snow

  • Friday Night

    Friday Night: Partly cloudy, with a low around 29. Southwest wind 8 to 13 mph, with gusts as high as 24 mph.

    Low: 29 °F

    Partly Cloudy

  • Saturday

    Saturday: A slight chance of snow, mixing with rain after 8am, then gradually ending. Partly sunny, with a high near 53. West southwest wind 10 to 17 mph, with gusts as high as 31 mph. Chance of precipitation is 20%.

    High: 53 °F

    Slight Chance
    Rain/Snow
    then Partly
    Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 38. West southwest wind 11 to 16 mph, with gusts as high as 31 mph.

    Low: 38 °F

    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 59. Breezy, with a west southwest wind 13 to 23 mph, with gusts as high as 41 mph.

    High: 59 °F

    Partly Sunny
    then Mostly
    Sunny and
    Breezy

  • Sunday Night

    Sunday Night: A chance of rain. Mostly cloudy, with a low around 37. Breezy, with a west southwest wind 16 to 25 mph, with gusts as high as 50 mph.

    Low: 37 °F

    Chance Rain
    and Breezy

  • Monday

    Monday: A chance of rain and snow before 11am, then a chance of rain. Partly sunny, with a high near 52. Breezy.

    High: 52 °F

    Breezy.
    Chance
    Rain/Snow
    then Chance
    Rain

Detailed Forecast

This Afternoon
Rain before 5pm, then rain likely, possibly mixed with snow. High near 40. West northwest wind around 14 mph, with gusts as high as 25 mph. Chance of precipitation is 90%. Total daytime snow accumulation of less than a half inch possible.
Tonight
A chance of rain and snow before 4am, then a slight chance of snow after 5am. Mostly cloudy, with a low around 28. West wind 6 to 11 mph, with gusts as high as 22 mph. Chance of precipitation is 40%. New snow accumulation of less than a half inch possible.
Friday
A slight chance of snow before 3pm, then a slight chance of rain and snow. Mostly sunny, with a high near 45. West wind 5 to 14 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.
Friday Night
Partly cloudy, with a low around 29. Southwest wind 8 to 13 mph, with gusts as high as 24 mph.
Saturday
A slight chance of snow, mixing with rain after 8am, then gradually ending. Partly sunny, with a high near 53. West southwest wind 10 to 17 mph, with gusts as high as 31 mph. Chance of precipitation is 20%.
Saturday Night
Mostly cloudy, with a low around 38. West southwest wind 11 to 16 mph, with gusts as high as 31 mph.
Sunday
Partly sunny, with a high near 59. Breezy, with a west southwest wind 13 to 23 mph, with gusts as high as 41 mph.
Sunday Night
A chance of rain. Mostly cloudy, with a low around 37. Breezy, with a west southwest wind 16 to 25 mph, with gusts as high as 50 mph.
Monday
A chance of rain and snow before 11am, then a chance of rain. Partly sunny, with a high near 52. Breezy.
Monday Night
A chance of snow, mainly before 11pm. Mostly cloudy, with a low around 25.
Tuesday
A chance of snow. Partly sunny, with a high near 39. Breezy.
Tuesday Night
A slight chance of snow. Partly cloudy, with a low around 22.
Wednesday
A chance of snow. Partly sunny, with a high near 46.
Wednesday Night
A chance of snow. Mostly cloudy, with a low around 30.
Thursday
A chance of rain and snow. Partly sunny, with a high near 52. Breezy.
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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:
11:47 am MST Mar 5, 2026
Forecast Valid:
3pm MST Mar 5, 2026-6pm MDT Mar 12, 2026
 
Forecast Discussion
 
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