Severe Thunderstorms and Flooding from the Southern Plains to the Great Lakes; Record Heat in the East

Widely scattered severe thunderstorms may produce damaging winds, hail, and flash flooding from the southern Plains into the lower Great Lakes. Elevated to locally critical fire weather conditions will persist across portions of the Southwest and Southern High Plains due to gusty winds and dry conditions. An early-season heatwave will challenge temperature records across the eastern U.S.. Read More >

Current conditions at

Alpine (K46U)

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

Partly Cloudy

55°F

13°C

Humidity 28%
Wind Speed SSE 6 MPH
Barometer 30.16 in (1021.34 mb)
Dewpoint 23°F (-5°C)
Visibility 10.00 mi
Last update 19 May 04:15 PM MDT
Extended Forecast for

2 Miles ENE Etna WY

  • This Afternoon

    This Afternoon: Partly sunny, with a high near 56. West northwest wind around 6 mph.

    High: 56 °F

    Partly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 33. Northwest wind 5 to 7 mph becoming southeast in the evening.

    Low: 33 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Isolated showers and thunderstorms after 5pm.  Mostly sunny, with a high near 59. Calm wind becoming west 5 to 9 mph in the afternoon.  Chance of precipitation is 10%.

    High: 59 °F

    Mostly Sunny
    then Isolated
    T-storms

  • Wednesday Night

    Wednesday Night: A slight chance of rain showers before 9pm, then rain likely, possibly mixed with snow showers after midnight. Some thunder is also possible.  Mostly cloudy, with a low around 40. West wind 5 to 9 mph becoming light and variable  after midnight.  Chance of precipitation is 70%. Little or no snow accumulation expected.

    Low: 40 °F

    Isolated
    T-storms then
    Rain/Snow
    Likely

  • Thursday

    Thursday: Rain, possibly mixed with snow showers, becoming all rain after noon. Some thunder is also possible.  High near 53. Calm wind becoming north northwest 5 to 8 mph in the afternoon.  Chance of precipitation is 90%. Little or no snow accumulation expected.

    High: 53 °F

    Rain/Snow
    then Showers
    Likely

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 34. North northwest wind 5 to 8 mph becoming calm  in the evening.

    Low: 34 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 63. Light and variable wind.

    High: 63 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 38.

    Low: 38 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 70.

    High: 70 °F

    Sunny

Detailed Forecast

This Afternoon
Partly sunny, with a high near 56. West northwest wind around 6 mph.
Tonight
Partly cloudy, with a low around 33. Northwest wind 5 to 7 mph becoming southeast in the evening.
Wednesday
Isolated showers and thunderstorms after 5pm. Mostly sunny, with a high near 59. Calm wind becoming west 5 to 9 mph in the afternoon. Chance of precipitation is 10%.
Wednesday Night
A slight chance of rain showers before 9pm, then rain likely, possibly mixed with snow showers after midnight. Some thunder is also possible. Mostly cloudy, with a low around 40. West wind 5 to 9 mph becoming light and variable after midnight. Chance of precipitation is 70%. Little or no snow accumulation expected.
Thursday
Rain, possibly mixed with snow showers, becoming all rain after noon. Some thunder is also possible. High near 53. Calm wind becoming north northwest 5 to 8 mph in the afternoon. Chance of precipitation is 90%. Little or no snow accumulation expected.
Thursday Night
Partly cloudy, with a low around 34. North northwest wind 5 to 8 mph becoming calm in the evening.
Friday
Mostly sunny, with a high near 63. Light and variable wind.
Friday Night
Partly cloudy, with a low around 38.
Saturday
Sunny, with a high near 70.
Saturday Night
Partly cloudy, with a low around 43.
Sunday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 75.
Sunday Night
Partly cloudy, with a low around 44.
Memorial Day
A slight chance of showers and thunderstorms. Sunny, with a high near 78.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles ENE Etna WY
 43.03°N 110.98°W (Elev. 6171 ft)
3:47 pm MDT May 19, 2026
4pm MDT May 19, 2026-6pm MDT May 25, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database