Lake-effect Snow and Whiteout Conditions in the Great Lakes Region; Below-average Temperatures in the East

Heavy lake-effect and lake-enhanced snow will persist downwind of the Great Lakes and produce some whiteout conditions that could cause difficult travel conditions. A coastal low will produce moderate to heavy snow over parts of southern and eastern New England into the afternoon. Below average temperatures are expected across the eastern U.S., particularly with chilly morning temperatures. Read More >

Current conditions at

WEST FORK (WSFM8)

Lat: 45.81556°NLon: 114.25833°WElev: 4420.0ft.

NA

27°F

-3°C

Humidity 52%
Wind Speed WNW 3 MPH
Barometer NA
Dewpoint 12°F (-11°C)
Visibility NA
Last update 20 Jan 04:14 AM MST
Extended Forecast for

31 Miles W Darby MT

Air Stagnation Advisory January 20, 05:21am until January 20, 05:00pm
Click here for hazard details and duration
Air Stagnation Advisory
  •  
    Air Stagnation Advisory January 20, 05:21am until January 20, 05:00pm

    NOW until 5:00pm Tue

    Air Stagnation Advisory

  • Today

    High: 40 °F

    Becoming
    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 20. Calm wind.

    Low: 20 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 37. Calm wind.

    High: 37 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 22. Calm wind.

    Low: 22 °F

    Partly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 36. Calm wind.

    High: 36 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 21.

    Low: 21 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 33.

    High: 33 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 15.

    Low: 15 °F

    Mostly Clear

Detailed Forecast

Today
Mostly cloudy through mid morning, then gradual clearing, with a high near 40. Calm wind.
Tonight
Mostly clear, with a low around 20. Calm wind.
Wednesday
Mostly sunny, with a high near 37. Calm wind.
Wednesday Night
Partly cloudy, with a low around 22. Calm wind.
Thursday
Partly sunny, with a high near 36. Calm wind.
Thursday Night
Partly cloudy, with a low around 21.
Friday
Mostly sunny, with a high near 33.
Friday Night
Mostly clear, with a low around 15.
Saturday
A slight chance of snow after 11am. Mostly sunny, with a high near 34.
Saturday Night
Partly cloudy, with a low around 21.
Sunday
A chance of rain and snow. Mostly sunny, with a high near 38.
Sunday Night
A chance of rain and snow. Mostly cloudy, with a low around 28.
Monday
A chance of rain and snow. Mostly cloudy, with a high near 39.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
31 Miles W Darby MT
 46°N 114.81°W (Elev. 3717 ft)
2:06 am MST Jan 20, 2026
5am MST Jan 20, 2026-6pm MST Jan 26, 2026
 
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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