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Significant Snowfall for Washington Cascades and Northern Rocky Mountains

A cold front will linger for several days from the Pacific Northwest to portions of the northern Plains early this week. Cold temperatures and copious moisture will combine to produce several feet of snow into the mountain passes, with up to 4 feet of snow down to 4000 feet in the northern Rockies. Travel through mountain passes will be very difficult. Read More >

Current conditions at

Helena Regional Airport (KHLN)

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

Overcast

30°F

-1°C

Humidity 69%
Wind Speed NW 6 MPH
Barometer 29.97 in
Dewpoint 21°F (-6°C)
Visibility 10.00 mi
Wind Chill24°F (-4°C)
Last update 17 Dec 6:05 pm MST
Extended Forecast for

Helena MT

High Wind Warning December 18, 12:00am until December 18, 11:00am
Click here for hazard details and duration
High Wind Warning
  • Tonight

    Tonight: Mostly cloudy, with a low around 31. Southwest wind 11 to 16 mph, with gusts as high as 24 mph.

    Mostly Cloudy

    Low: 31 °F

  • Monday

    Monday: A slight chance of rain after 11am, mixing with snow after 4pm.  Partly sunny, with a high near 42. West wind 14 to 16 mph, with gusts as high as 24 mph.  Chance of precipitation is 20%.

    Slight Chance
    Rain then
    Slight Chance
    Rain/Snow

    High: 42 °F

  • Monday
    Night

    Monday Night: A chance of rain and snow before 10pm, then a chance of snow.  Mostly cloudy, with a low around 27. Southwest wind 5 to 10 mph.  Chance of precipitation is 40%. New snow accumulation of less than a half inch possible.

    Chance
    Rain/Snow
    then Chance
    Snow

    Low: 27 °F

  • Tuesday

    Tuesday: A chance of snow before 11am, then a chance of rain and snow between 11am and 4pm, then a chance of rain after 4pm.  Cloudy, with a high near 40. South southwest wind 3 to 8 mph.  Chance of precipitation is 40%. Little or no snow accumulation expected.

    Chance
    Rain/Snow

    High: 40 °F

  • Tuesday
    Night

    Tuesday Night: A chance of rain and snow before 9pm, then a chance of snow.  Mostly cloudy, with a low around 24. South southwest wind 6 to 9 mph.  Chance of precipitation is 30%. New snow accumulation of less than a half inch possible.

    Chance
    Rain/Snow
    then Chance
    Snow

    Low: 24 °F

  • Wednesday

    Wednesday: Snow likely, mainly after 11am.  Cloudy, with a high near 29. Chance of precipitation is 60%. New snow accumulation of 1 to 2 inches possible.

    Snow Likely

    High: 29 °F

  • Wednesday
    Night

    Wednesday Night: A 40 percent chance of snow.  Mostly cloudy, with a low around 7. New snow accumulation of less than a half inch possible.

    Chance Snow

    Low: 7 °F

  • Thursday

    Thursday: Mostly sunny, with a high near 20.

    Mostly Sunny

    High: 20 °F

  • Thursday
    Night

    Thursday Night: A chance of snow, mainly after 11pm.  Mostly cloudy, with a low around 9.

    Chance Snow

    Low: 9 °F

Detailed Forecast

Tonight
Mostly cloudy, with a low around 31. Southwest wind 11 to 16 mph, with gusts as high as 24 mph.
Monday
A slight chance of rain after 11am, mixing with snow after 4pm. Partly sunny, with a high near 42. West wind 14 to 16 mph, with gusts as high as 24 mph. Chance of precipitation is 20%.
Monday Night
A chance of rain and snow before 10pm, then a chance of snow. Mostly cloudy, with a low around 27. Southwest wind 5 to 10 mph. Chance of precipitation is 40%. New snow accumulation of less than a half inch possible.
Tuesday
A chance of snow before 11am, then a chance of rain and snow between 11am and 4pm, then a chance of rain after 4pm. Cloudy, with a high near 40. South southwest wind 3 to 8 mph. Chance of precipitation is 40%. Little or no snow accumulation expected.
Tuesday Night
A chance of rain and snow before 9pm, then a chance of snow. Mostly cloudy, with a low around 24. South southwest wind 6 to 9 mph. Chance of precipitation is 30%. New snow accumulation of less than a half inch possible.
Wednesday
Snow likely, mainly after 11am. Cloudy, with a high near 29. Chance of precipitation is 60%. New snow accumulation of 1 to 2 inches possible.
Wednesday Night
A 40 percent chance of snow. Mostly cloudy, with a low around 7. New snow accumulation of less than a half inch possible.
Thursday
Mostly sunny, with a high near 20.
Thursday Night
A chance of snow, mainly after 11pm. Mostly cloudy, with a low around 9.
Friday
Snow likely. Mostly cloudy, with a high near 17.
Friday Night
A chance of snow. Mostly cloudy, with a low around 0.
Saturday
A slight chance of snow. Mostly cloudy and cold, with a high near 8.
Saturday Night
A slight chance of snow. Mostly cloudy, with a low around -4.
Sunday
A slight chance of snow. Partly sunny and cold, with a high near 10.
Click Map For Forecast
Point Forecast:
Helena MT
 46.6°N 112.05°W (Elev. 3973 ft)
4:11 pm MST Dec 17, 2017
6pm MST Dec 17, 2017-6pm MST Dec 24, 2017
 
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