National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Alpine (K46U)

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

Overcast

37°F

3°C

Humidity 86%
Wind Speed NW 9 MPH
Barometer 29.89 in (1012.19 mb)
Dewpoint 34°F (1°C)
Visibility 10.00 mi
Wind Chill30°F (-1°C)
Last update 23 Apr 09:35 PM MDT
Extended Forecast for

Etna WY

  • Tonight

    Tonight: Snow showers likely, mainly before midnight. Mostly cloudy, with a low around 29. West northwest wind 5 to 10 mph becoming light and variable after midnight. Chance of precipitation is 70%. Total nighttime snow accumulation of less than one inch possible.

    Low: 29 °F

    Snow Showers
    Likely

  • Friday

    Friday: Snow showers likely, mainly before 8am. Some thunder is also possible. Mostly cloudy, with a high near 40. Light and variable wind becoming west 8 to 13 mph in the morning. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    High: 40 °F

    Snow Showers
    Likely

  • Friday Night

    Friday Night: Partly cloudy, with a low around 17. Northwest wind around 5 mph becoming calm in the evening.

    Low: 17 °F

    Partly Cloudy

  • Saturday

    Saturday: A slight chance of snow showers before 3pm, then a slight chance of rain and snow showers. Some thunder is also possible. Mostly sunny, with a high near 49. Calm wind becoming west southwest around 6 mph in the afternoon. Chance of precipitation is 20%.

    High: 49 °F

    Slight Chance
    Snow Showers
    then Slight
    Chance
    Rain/Snow

  • Saturday Night

    Saturday Night: A chance of rain and snow showers. Mostly cloudy, with a low around 29. West southwest wind around 5 mph becoming calm in the evening. Chance of precipitation is 40%. Little or no snow accumulation expected.

    Low: 29 °F

    Chance
    Rain/Snow

  • Sunday

    Sunday: Rain and snow showers. Some thunder is also possible. High near 47. Calm wind becoming west 5 to 7 mph in the afternoon. Chance of precipitation is 80%.

    High: 47 °F

    Rain/Snow

  • Sunday Night

    Sunday Night: A chance of rain and snow showers before midnight, then a chance of snow showers. Mostly cloudy, with a low around 27. West wind around 5 mph becoming calm after midnight. Chance of precipitation is 50%.

    Low: 27 °F

    Chance
    Rain/Snow
    then Chance
    Snow Showers

  • Monday

    Monday: A chance of snow showers before noon, then snow showers likely, possibly mixed with rain. Some thunder is also possible. Partly sunny, with a high near 49. Chance of precipitation is 70%.

    High: 49 °F

    Chance Snow
    Showers then
    Rain/Snow
    Likely

  • Monday Night

    Monday Night: A chance of rain and snow showers, mainly before midnight. Mostly cloudy, with a low around 26. Chance of precipitation is 40%.

    Low: 26 °F

    Chance
    Rain/Snow

Detailed Forecast

Tonight
Snow showers likely, mainly before midnight. Mostly cloudy, with a low around 29. West northwest wind 5 to 10 mph becoming light and variable after midnight. Chance of precipitation is 70%. Total nighttime snow accumulation of less than one inch possible.
Friday
Snow showers likely, mainly before 8am. Some thunder is also possible. Mostly cloudy, with a high near 40. Light and variable wind becoming west 8 to 13 mph in the morning. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Friday Night
Partly cloudy, with a low around 17. Northwest wind around 5 mph becoming calm in the evening.
Saturday
A slight chance of snow showers before 3pm, then a slight chance of rain and snow showers. Some thunder is also possible. Mostly sunny, with a high near 49. Calm wind becoming west southwest around 6 mph in the afternoon. Chance of precipitation is 20%.
Saturday Night
A chance of rain and snow showers. Mostly cloudy, with a low around 29. West southwest wind around 5 mph becoming calm in the evening. Chance of precipitation is 40%. Little or no snow accumulation expected.
Sunday
Rain and snow showers. Some thunder is also possible. High near 47. Calm wind becoming west 5 to 7 mph in the afternoon. Chance of precipitation is 80%.
Sunday Night
A chance of rain and snow showers before midnight, then a chance of snow showers. Mostly cloudy, with a low around 27. West wind around 5 mph becoming calm after midnight. Chance of precipitation is 50%.
Monday
A chance of snow showers before noon, then snow showers likely, possibly mixed with rain. Some thunder is also possible. Partly sunny, with a high near 49. Chance of precipitation is 70%.
Monday Night
A chance of rain and snow showers, mainly before midnight. Mostly cloudy, with a low around 26. Chance of precipitation is 40%.
Tuesday
A chance of rain and snow showers. Some thunder is also possible. Partly sunny, with a high near 53. Chance of precipitation is 50%.
Tuesday Night
A slight chance of showers. Mostly cloudy, with a low around 29.
Wednesday
A chance of rain and snow showers. Some thunder is also possible. Partly sunny, with a high near 56.
Wednesday Night
A chance of showers. Mostly cloudy, with a low around 31.
Thursday
A chance of rain and snow showers. Some thunder is also possible. Mostly sunny, with a high near 58.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Etna WY
 43.05°N 111.01°W (Elev. 5948 ft)
Last Update:
8:48 pm MDT Apr 23, 2026
Forecast Valid:
9pm MDT Apr 23, 2026-6pm MDT Apr 30, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation