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

Heat Wave Continues in the West; Critical Fire Weather Conditions in the High Plains

An anomalously early heat wave will continue to intensify and expand across the West and Southwest as the week progresses. Numerous daily and potentially monthly record highs are expected to be broken. Critical fire weather conditions will continue over the next couple of days across portions of the High Plains as gusty winds and dry conditions persist. Read More >

Hazardous Weather Conditions

Current conditions at

Alpine (K46U)

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

Clear

48°F

9°C

Humidity 29%
Wind Speed N 0 MPH
Barometer 30.23 in (1023.71 mb)
Dewpoint 17°F (-8°C)
Visibility 10.00 mi
Last update 17 Mar 10:35 PM MDT
Extended Forecast for

Alpine WYSimilar City Names

  • Tonight

    Tonight: Mostly clear, with a low around 34. Calm wind.

    Low: 34 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 65. Calm wind becoming west southwest 5 to 9 mph in the afternoon.

    High: 65 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 34. West southwest wind around 5 mph becoming calm in the evening.

    Low: 34 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 68. Calm wind becoming west southwest around 6 mph in the afternoon.

    High: 68 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 37. West southwest wind around 5 mph becoming calm in the evening.

    Low: 37 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 69. Calm wind becoming west southwest around 5 mph.

    High: 69 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 40. Light and variable wind.

    Low: 40 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 69.

    High: 69 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 35.

    Low: 35 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 34. Calm wind.
Wednesday
Sunny, with a high near 65. Calm wind becoming west southwest 5 to 9 mph in the afternoon.
Wednesday Night
Mostly clear, with a low around 34. West southwest wind around 5 mph becoming calm in the evening.
Thursday
Sunny, with a high near 68. Calm wind becoming west southwest around 6 mph in the afternoon.
Thursday Night
Mostly clear, with a low around 37. West southwest wind around 5 mph becoming calm in the evening.
Friday
Sunny, with a high near 69. Calm wind becoming west southwest around 5 mph.
Friday Night
Partly cloudy, with a low around 40. Light and variable wind.
Saturday
Mostly sunny, with a high near 69.
Saturday Night
Mostly cloudy, with a low around 35.
Sunday
A 20 percent chance of showers after noon. Partly sunny, with a high near 57.
Sunday Night
Partly cloudy, with a low around 31.
Monday
Mostly sunny, with a high near 58.
Monday Night
A slight chance of showers. Mostly cloudy, with a low around 36.
Tuesday
A chance of showers. Partly sunny, with a high near 60.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Alpine WYSimilar City Names
 43.16°N 111.03°W (Elev. 5892 ft)
Last Update:
10:03 pm MDT Mar 17, 2026
Forecast Valid:
10pm MDT Mar 17, 2026-6pm MDT Mar 24, 2026
 
Forecast Discussion
 
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