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.

Partly Cloudy

61°F

16°C

Humidity 31%
Wind Speed WNW 8 MPH
Barometer 29.99 in (1015.58 mb)
Dewpoint 30°F (-1°C)
Visibility 10.00 mi
Last update 07 Apr 12:35 PM MDT
Extended Forecast for

Etna WY

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 67. Breezy, with a west wind 11 to 20 mph, with gusts as high as 26 mph.

    High: 67 °F

    Mostly Sunny
    and Breezy

  • Tonight

    Tonight: Partly cloudy, with a low around 33. Breezy, with a west wind 16 to 21 mph becoming light and variable after midnight. Winds could gust as high as 26 mph.

    Low: 33 °F

    Partly Cloudy
    and Breezy
    then Partly
    Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 60. Light and variable wind becoming west 8 to 13 mph in the afternoon. Winds could gust as high as 21 mph.

    High: 60 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 37. West wind 5 to 10 mph becoming light and variable after midnight.

    Low: 37 °F

    Partly Cloudy

  • Thursday

    Thursday: A 20 percent chance of showers after noon. Sunny, with a high near 64. Calm wind becoming west around 6 mph in the afternoon.

    High: 64 °F

    Mostly Sunny
    then Slight
    Chance
    Showers

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 35. West wind around 6 mph becoming calm in the evening.

    Low: 35 °F

    Partly Cloudy

  • Friday

    Friday: A 40 percent chance of showers and thunderstorms after noon. Partly sunny, with a high near 66. Calm wind becoming south around 6 mph in the afternoon.

    High: 66 °F

    Partly Sunny
    then Chance
    Showers

  • Friday Night

    Friday Night: A 30 percent chance of showers before midnight. Mostly cloudy, with a low around 39.

    Low: 39 °F

    Chance
    Showers then
    Mostly Cloudy

  • Saturday

    Saturday: A slight chance of showers, then showers likely and possibly a thunderstorm after noon. Partly sunny, with a high near 63. Chance of precipitation is 60%.

    High: 63 °F

    Slight Chance
    Showers then
    Showers
    Likely

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 67. Breezy, with a west wind 11 to 20 mph, with gusts as high as 26 mph.
Tonight
Partly cloudy, with a low around 33. Breezy, with a west wind 16 to 21 mph becoming light and variable after midnight. Winds could gust as high as 26 mph.
Wednesday
Mostly sunny, with a high near 60. Light and variable wind becoming west 8 to 13 mph in the afternoon. Winds could gust as high as 21 mph.
Wednesday Night
Partly cloudy, with a low around 37. West wind 5 to 10 mph becoming light and variable after midnight.
Thursday
A 20 percent chance of showers after noon. Sunny, with a high near 64. Calm wind becoming west around 6 mph in the afternoon.
Thursday Night
Partly cloudy, with a low around 35. West wind around 6 mph becoming calm in the evening.
Friday
A 40 percent chance of showers and thunderstorms after noon. Partly sunny, with a high near 66. Calm wind becoming south around 6 mph in the afternoon.
Friday Night
A 30 percent chance of showers before midnight. Mostly cloudy, with a low around 39.
Saturday
A slight chance of showers, then showers likely and possibly a thunderstorm after noon. Partly sunny, with a high near 63. Chance of precipitation is 60%.
Saturday Night
Showers likely, mainly before midnight. Mostly cloudy, with a low around 37. Chance of precipitation is 60%.
Sunday
Showers and possibly a thunderstorm. Mostly cloudy, with a high near 54.
Sunday Night
Rain and snow showers likely. Mostly cloudy, with a low around 32.
Monday
Rain and snow showers likely. Partly sunny, with a high near 48.
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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:
12:32 pm MDT Apr 7, 2026
Forecast Valid:
12pm MDT Apr 7, 2026-6pm MDT Apr 13, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation