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Thunderstorms, Heavy Rain, and Gusty Winds in the Southern U.S.; Rain and Mountain Snow in the Northwest

A storm tracking along the southern U.S. will bring gusty winds and critical fire weather threats to the High Plains; and potential for severe storms with damaging winds and heavy rain in the Lower Mississippi Valley. A strong Pacific storm will bring lower elevation rain and heavy mountain snow to the Northwest. Snow levels will dip to 1,500 feet creating hazardous mountain travel. Read More >

Hazardous Weather Conditions

Current conditions at

Helena Regional Airport (KHLN)

Lat: 46.60445°NLon: 111.9892°WElev: 3874ft.

Mostly Cloudy

55°F

13°C

Humidity 24%
Wind Speed SW 14 MPH
Barometer 29.81 in (1009.48 mb)
Dewpoint 19°F (-7°C)
Visibility 10.00 mi
Last update 30 Mar 02:15 PM MDT
Extended Forecast for

Helena MT

Winter Weather Advisory March 30, 06:00pm until March 31, 12:00pm
Click here for hazard details and duration
Winter Weather Advisory

  • This
    Afternoon

    This Afternoon: A 30 percent chance of rain, mainly after 5pm. Partly sunny, with a high near 60. South southwest wind around 17 mph, with gusts as high as 30 mph.

    Chance Rain

    High: 60 °F

  • Tonight

    Tonight: Rain likely before midnight, then rain and snow likely between midnight and 1am, then snow likely after 1am. Mostly cloudy, with a low around 30. West southwest wind 9 to 18 mph, with gusts as high as 29 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.

    Rain Likely
    then
    Rain/Snow
    Likely

    Low: 30 °F

  • Tuesday

    Tuesday: A chance of snow before 4pm, then rain likely between 4pm and 5pm, then snow likely after 5pm. Mostly cloudy, with a high near 46. West southwest wind 6 to 15 mph becoming south in the morning. Winds could gust as high as 26 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    Chance Snow
    then
    Rain/Snow
    Likely

    High: 46 °F

  • Tuesday
    Night

    Tuesday Night: Snow likely, mainly before 7pm. Mostly cloudy, with a low around 22. West wind 9 to 15 mph, with gusts as high as 26 mph. Chance of precipitation is 60%. Little or no snow accumulation expected.

    Snow Likely

    Low: 22 °F

  • Wednesday

    Wednesday: A 50 percent chance of snow. Mostly cloudy, with a high near 30. West northwest wind 8 to 11 mph becoming north in the afternoon. New snow accumulation of less than a half inch possible.

    Chance Snow

    High: 30 °F

  • Wednesday
    Night

    Wednesday Night: A 50 percent chance of snow. Mostly cloudy, with a low around 15. North wind 6 to 8 mph, with gusts as high as 18 mph. New snow accumulation of less than a half inch possible.

    Chance Snow

    Low: 15 °F

  • Thursday

    Thursday: A 30 percent chance of snow. Mostly cloudy, with a high near 32. North wind 3 to 6 mph. New snow accumulation of less than a half inch possible.

    Chance Snow

    High: 32 °F

  • Thursday
    Night

    Thursday Night: A chance of snow before 7pm. Mostly cloudy, with a low around 17. Northeast wind around 6 mph becoming calm after midnight.

    Chance Snow
    then Mostly
    Cloudy

    Low: 17 °F

  • Friday

    Friday: Mostly cloudy, with a high near 41.

    Mostly Cloudy

    High: 41 °F

Detailed Forecast

This Afternoon
A 30 percent chance of rain, mainly after 5pm. Partly sunny, with a high near 60. South southwest wind around 17 mph, with gusts as high as 30 mph.
Tonight
Rain likely before midnight, then rain and snow likely between midnight and 1am, then snow likely after 1am. Mostly cloudy, with a low around 30. West southwest wind 9 to 18 mph, with gusts as high as 29 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.
Tuesday
A chance of snow before 4pm, then rain likely between 4pm and 5pm, then snow likely after 5pm. Mostly cloudy, with a high near 46. West southwest wind 6 to 15 mph becoming south in the morning. Winds could gust as high as 26 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Tuesday Night
Snow likely, mainly before 7pm. Mostly cloudy, with a low around 22. West wind 9 to 15 mph, with gusts as high as 26 mph. Chance of precipitation is 60%. Little or no snow accumulation expected.
Wednesday
A 50 percent chance of snow. Mostly cloudy, with a high near 30. West northwest wind 8 to 11 mph becoming north in the afternoon. New snow accumulation of less than a half inch possible.
Wednesday Night
A 50 percent chance of snow. Mostly cloudy, with a low around 15. North wind 6 to 8 mph, with gusts as high as 18 mph. New snow accumulation of less than a half inch possible.
Thursday
A 30 percent chance of snow. Mostly cloudy, with a high near 32. North wind 3 to 6 mph. New snow accumulation of less than a half inch possible.
Thursday Night
A chance of snow before 7pm. Mostly cloudy, with a low around 17. Northeast wind around 6 mph becoming calm after midnight.
Friday
Mostly cloudy, with a high near 41.
Friday Night
A slight chance of snow after 7pm. Mostly cloudy, with a low around 24.
Saturday
A chance of snow. Mostly cloudy, with a high near 43.
Saturday Night
A chance of snow. Mostly cloudy, with a low around 24.
Sunday
A slight chance of rain and snow. Mostly cloudy, with a high near 51.
Sunday Night
A slight chance of rain and snow. Mostly cloudy, with a low around 29.
Monday
A slight chance of rain and snow. Partly sunny, with a high near 55.
Click Map For Forecast
Disclaimer
Map Legend
Point Forecast:
Helena MT
 46.61°N 111.99°W (Elev. 3878 ft)
Last Update:
11:10 am MDT Mar 30, 2020
Forecast Valid:
3pm MDT Mar 30, 2020-6pm MDT Apr 6, 2020
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation