Active Weather Pattern To Persist Over The Western U.S., Inclement Weather Expected Over The East

A series of storm systems will bring a continued threat for heavy rain, strong winds, and rough surf to coastal locations from northern California to the Northwest U.S. into the weekend. Heavy snow will be likely across the Intermountain West. Over the eastern U.S., low pressure will gather strength and move up the eastern seaboard Friday into Saturday bringing ice, rain, and gusty winds. Read More >

Current conditions at

Lewistown, Lewistown Municipal Airport (KLWT)

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

Clear

30°F

-1°C

Humidity 63%
Wind Speed SSW 4 MPH
Barometer 29.77 in (1008.13 mb)
Dewpoint 19°F (-7°C)
Visibility 10.00 mi
Wind Chill26°F (-3°C)
Last update 12 Dec 10:00 PM MST
Extended Forecast for

Lewistown MT

Winter Weather Advisory until December 13, 11:00pm
Click here for hazard details and duration
Winter Weather Advisory
  •  
    Winter Weather Advisory until December 13, 11:00pm

    NOW until
    11:00pm Fri

    Winter Weather Advisory

  • Overnight

    Overnight: A 50 percent chance of snow, mainly after 3am.  Mostly cloudy, with a low around 22. West wind around 8 mph.  Total nighttime snow accumulation of less than a half inch possible.

    Chance Snow

    Low: 22 °F

  • Friday

    Friday: A 50 percent chance of snow.  Cloudy, with a high near 30. Northwest wind 7 to 10 mph, with gusts as high as 25 mph.  New snow accumulation of around an inch possible.

    Chance Snow

    High: 30 °F

  • Friday
    Night

    Friday Night: A 20 percent chance of snow.  Mostly cloudy, with a low around 13. Calm wind.

    Slight Chance
    Snow

    Low: 13 °F

  • Saturday

    Saturday: A 20 percent chance of snow.  Mostly cloudy, with a high near 26. Calm wind becoming west northwest around 6 mph in the afternoon.

    Slight Chance
    Snow

    High: 26 °F

  • Saturday
    Night

    Saturday Night: A 20 percent chance of snow before midnight.  Mostly cloudy, with a low around 13. West wind 3 to 6 mph.

    Slight Chance
    Snow then
    Mostly Cloudy

    Low: 13 °F

  • Sunday

    Sunday: Mostly cloudy, with a high near 27.

    Mostly Cloudy

    High: 27 °F

  • Sunday
    Night

    Sunday Night: Partly cloudy, with a low around 11.

    Partly Cloudy

    Low: 11 °F

  • Monday

    Monday: Mostly sunny, with a high near 27.

    Mostly Sunny

    High: 27 °F

Detailed Forecast

Overnight
A 50 percent chance of snow, mainly after 3am. Mostly cloudy, with a low around 22. West wind around 8 mph. Total nighttime snow accumulation of less than a half inch possible.
Friday
A 50 percent chance of snow. Cloudy, with a high near 30. Northwest wind 7 to 10 mph, with gusts as high as 25 mph. New snow accumulation of around an inch possible.
Friday Night
A 20 percent chance of snow. Mostly cloudy, with a low around 13. Calm wind.
Saturday
A 20 percent chance of snow. Mostly cloudy, with a high near 26. Calm wind becoming west northwest around 6 mph in the afternoon.
Saturday Night
A 20 percent chance of snow before midnight. Mostly cloudy, with a low around 13. West wind 3 to 6 mph.
Sunday
Mostly cloudy, with a high near 27.
Sunday Night
Partly cloudy, with a low around 11.
Monday
Mostly sunny, with a high near 27.
Monday Night
Partly cloudy, with a low around 13.
Tuesday
Mostly sunny, with a high near 34.
Tuesday Night
Partly cloudy, with a low around 21.
Wednesday
Mostly sunny, with a high near 38.
Wednesday Night
Mostly cloudy, with a low around 19.
Thursday
Partly sunny, with a high near 37.
Click Map For Forecast
Point Forecast:
Lewistown MT
 47.07°N 109.43°W (Elev. 3898 ft)
8:11 pm MST Dec 12, 2019
2am MST Dec 13, 2019-6pm MST Dec 19, 2019
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database