Heavy Lake Effect Snow Downwind of Lakes Erie and Ontario; Fire Weather Concerns in the Southern Plains and Southeast

A multi-day heavy lake effect snow event is expected downwind of Lakes Erie and Ontario through New Year's Day. There is increasing confidence in snow squalls causing bursts of snow & gusty winds on New Year's Eve. Elevated fire weather conditions will continue today over parts of the Southern Plains and across much of the Southeast U.S. Read More >

Current conditions at

Alpine (K46U)

Lat: 43.1846°NLon: 111.0424°WElev: 5634.0ft.

Clear

1°F

-17°C

Humidity NA
Wind Speed N 0 MPH
Barometer 30.6 in (1036.24 mb)
Dewpoint N/A
Visibility 10.00 mi
Last update NA
Extended Forecast for

Etna WY

  • Today

    Today: Sunny, with a high near 33. Wind chill values as low as zero. Calm wind becoming south southwest around 5 mph.

    High: 33 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 12. Light south southeast wind.

    Low: 12 °F

    Mostly Clear

  • Wednesday

    Wednesday: Partly sunny, with a high near 37. Light south southeast wind.

    High: 37 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: A 30 percent chance of snow showers after 5am.  Mostly cloudy, with a low around 23. Calm wind.

    Low: 23 °F

    Mostly Cloudy
    then Chance
    Snow Showers

  • New Year's Day

    New Year's Day: Rain, possibly mixed with snow showers, becoming all rain after 2pm.  High near 38. Calm wind.  Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.

    High: 38 °F

    Rain/Snow

  • Thursday Night

    Thursday Night: Showers.  Low around 31. Calm wind.  Chance of precipitation is 80%.

    Low: 31 °F

    Showers

  • Friday

    Friday: Showers likely, mainly before 11am.  Cloudy, with a high near 40. Calm wind.  Chance of precipitation is 70%.

    High: 40 °F

    Showers
    Likely

  • Friday Night

    Friday Night: A 40 percent chance of showers.  Mostly cloudy, with a low around 30.

    Low: 30 °F

    Chance
    Showers

  • Saturday

    Saturday: Rain showers likely before 11am, then rain likely, possibly mixed with snow showers.  Mostly cloudy, with a high near 41. Chance of precipitation is 60%.

    High: 41 °F

    Rain/Snow
    Likely

Detailed Forecast

Today
Sunny, with a high near 33. Wind chill values as low as zero. Calm wind becoming south southwest around 5 mph.
Tonight
Mostly clear, with a low around 12. Light south southeast wind.
Wednesday
Partly sunny, with a high near 37. Light south southeast wind.
Wednesday Night
A 30 percent chance of snow showers after 5am. Mostly cloudy, with a low around 23. Calm wind.
New Year's Day
Rain, possibly mixed with snow showers, becoming all rain after 2pm. High near 38. Calm wind. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.
Thursday Night
Showers. Low around 31. Calm wind. Chance of precipitation is 80%.
Friday
Showers likely, mainly before 11am. Cloudy, with a high near 40. Calm wind. Chance of precipitation is 70%.
Friday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 30.
Saturday
Rain showers likely before 11am, then rain likely, possibly mixed with snow showers. Mostly cloudy, with a high near 41. Chance of precipitation is 60%.
Saturday Night
Rain and snow showers likely. Mostly cloudy, with a low around 24. Chance of precipitation is 60%.
Sunday
Snow showers likely. Mostly cloudy, with a high near 38.
Sunday Night
A chance of snow showers. Mostly cloudy, with a low around 20.
Monday
A chance of snow showers. Mostly cloudy, with a high near 37.
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ABOUT THIS FORECAST

 
Point Forecast:
Etna WY
 43.03°N 111°W (Elev. 5860 ft)
5:32 am MST Dec 30, 2025
6am MST Dec 30, 2025-6pm MST Jan 5, 2026
 
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Additional Resources

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