Notice of NWS' New Version of Forecast
A new version of Forecast is coming soon!
Click here to visit the new site for details.

Heavy Snow For Portions of the Northeast; Great Lakes

Moderate to heavy snow will return to the Northeast and New England over the next couple of days. Heavy Lake Effect Snow will continue to the lee of the Great Lakes. Light snow will fall across portions of the Tennessee Valley; working into the Mid-Atlantic by mid-week. Meanwhile, elevated fire weather conditions will continue in southern California. Read More >

Current conditions at

Lewistown, Lewistown Municipal Airport (KLWT)

Lat: 47.04917°NLon: 109.46639°WElev: 4167ft.

Fair

32°F

0°C

Humidity 69%
Wind Speed SE 6 MPH
Barometer 30.26 in (1026.4 mb)
Dewpoint 23°F (-5°C)
Visibility 10.00 mi
Wind Chill26°F (-3°C)
Last update 12 Dec 1:54 am MST
Extended Forecast for

Lewistown MT

High Wind Watch December 12, 06:00am until December 13, 12:00am
Click here for hazard details and duration
High Wind Watch
  • Overnight

    Overnight: Clear, with a steady temperature around 32. Southwest wind around 7 mph.

    Clear

    Low: 32 °F

  • Tuesday

    Tuesday: Sunny, with a high near 54. Breezy, with a west southwest wind 8 to 13 mph increasing to 19 to 24 mph in the afternoon. Winds could gust as high as 33 mph.

    Sunny then
    Sunny and
    Breezy

    High: 54 °F

  • Tuesday
    Night

    Tuesday Night: Mostly clear, with a low around 30. West wind 10 to 17 mph, with gusts as high as 26 mph.

    Mostly Clear

    Low: 30 °F

  • Wednesday

    Wednesday: Partly sunny, with a high near 43. West wind 8 to 13 mph.

    Partly Sunny

    High: 43 °F

  • Wednesday
    Night

    Wednesday Night: Partly cloudy, with a low around 26. West wind 10 to 14 mph, with gusts as high as 20 mph.

    Partly Cloudy

    Low: 26 °F

  • Thursday

    Thursday: Mostly sunny, with a high near 44.

    Mostly Sunny

    High: 44 °F

  • Thursday
    Night

    Thursday Night: Partly cloudy, with a low around 32.

    Partly Cloudy

    Low: 32 °F

  • Friday

    Friday: Partly sunny, with a high near 50. Windy.

    Partly Sunny
    and Windy

    High: 50 °F

  • Friday
    Night

    Friday Night: A slight chance of rain before 11pm, then a slight chance of snow.  Mostly cloudy, with a low around 28.

    Slight Chance
    Rain/Snow
    then Slight
    Chance Snow

    Low: 28 °F

Detailed Forecast

Overnight
Clear, with a steady temperature around 32. Southwest wind around 7 mph.
Tuesday
Sunny, with a high near 54. Breezy, with a west southwest wind 8 to 13 mph increasing to 19 to 24 mph in the afternoon. Winds could gust as high as 33 mph.
Tuesday Night
Mostly clear, with a low around 30. West wind 10 to 17 mph, with gusts as high as 26 mph.
Wednesday
Partly sunny, with a high near 43. West wind 8 to 13 mph.
Wednesday Night
Partly cloudy, with a low around 26. West wind 10 to 14 mph, with gusts as high as 20 mph.
Thursday
Mostly sunny, with a high near 44.
Thursday Night
Partly cloudy, with a low around 32.
Friday
Partly sunny, with a high near 50. Windy.
Friday Night
A slight chance of rain before 11pm, then a slight chance of snow. Mostly cloudy, with a low around 28.
Saturday
A slight chance of snow before 11am. Partly sunny, with a high near 39.
Saturday Night
Partly cloudy, with a low around 28.
Sunday
Partly sunny, with a high near 47. Windy.
Sunday Night
A chance of rain and snow. Mostly cloudy, with a low around 29. Breezy.
Monday
A chance of snow. Partly sunny, with a high near 40. Breezy.
Click Map For Forecast
Point Forecast:
Lewistown MT
 47.07°N 109.43°W (Elev. 3898 ft)
8:36 pm MST Dec 11, 2017
2am MST Dec 12, 2017-6pm MST Dec 18, 2017
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database