Dangerous Heat in the Central and Eastern U.S.; Critical Fire Weather in the Great Basin and Southwest

Dangerous, record-breaking heat will intensify across most of the central and eastern U.S this week. Heat indices will likely exceed 100 degrees. Heat is likely to continue across the eastern U.S. through the Independence Day holiday weekend. Critical fire weather conditions will continue Tuesday across portions of the Four Corners and Great Basin, as dry conditions and gusty winds persist. Read More >

Current conditions at

Alpine (K46U)

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

Mostly Cloudy

52°F

11°C

Humidity 66%
Wind Speed N 0 MPH
Barometer 30.05 in (1017.61 mb)
Dewpoint 41°F (5°C)
Visibility 10.00 mi
Last update 29 Jun 06:55 PM MDT
Extended Forecast for

12 Miles SSE Rafter J Ranch WY

  • Tonight

    Tonight: Areas of frost after 3am.  Otherwise, cloudy during the early evening, then gradual clearing, with a low around 33. Southwest wind 6 to 9 mph.

    Low: 33 °F

    Mostly Cloudy
    then Areas
    Frost

  • Tuesday

    Tuesday: Areas of frost before 8am.  Otherwise, sunny, with a high near 64. Light south southwest wind becoming west southwest 5 to 10 mph in the morning.

    High: 64 °F

    Areas Frost
    then Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 38. West wind 5 to 8 mph becoming calm  in the evening.

    Low: 38 °F

    Mostly Clear

  • Wednesday

    Wednesday: A 30 percent chance of showers and thunderstorms after noon.  Sunny, with a high near 67. Light and variable wind becoming west southwest 5 to 10 mph in the morning. Winds could gust as high as 20 mph.

    High: 67 °F

    Sunny then
    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 40. West southwest wind 5 to 7 mph becoming light and variable  in the evening.

    Low: 40 °F

    Partly Cloudy

  • Thursday

    Thursday: A 20 percent chance of showers and thunderstorms after noon.  Mostly sunny, with a high near 69. Light and variable wind becoming west southwest 8 to 13 mph in the morning. Winds could gust as high as 22 mph.

    High: 69 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 44. West southwest wind around 6 mph becoming light and variable  after midnight.

    Low: 44 °F

    Mostly Cloudy

  • Friday

    Friday: A 30 percent chance of showers and thunderstorms after noon.  Partly sunny, with a high near 69.

    High: 69 °F

    Mostly Cloudy
    then Chance
    T-storms

  • Friday Night

    Friday Night: Partly cloudy, with a low around 42.

    Low: 42 °F

    Partly Cloudy

Detailed Forecast

Tonight
Areas of frost after 3am. Otherwise, cloudy during the early evening, then gradual clearing, with a low around 33. Southwest wind 6 to 9 mph.
Tuesday
Areas of frost before 8am. Otherwise, sunny, with a high near 64. Light south southwest wind becoming west southwest 5 to 10 mph in the morning.
Tuesday Night
Mostly clear, with a low around 38. West wind 5 to 8 mph becoming calm in the evening.
Wednesday
A 30 percent chance of showers and thunderstorms after noon. Sunny, with a high near 67. Light and variable wind becoming west southwest 5 to 10 mph in the morning. Winds could gust as high as 20 mph.
Wednesday Night
Partly cloudy, with a low around 40. West southwest wind 5 to 7 mph becoming light and variable in the evening.
Thursday
A 20 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 69. Light and variable wind becoming west southwest 8 to 13 mph in the morning. Winds could gust as high as 22 mph.
Thursday Night
Mostly cloudy, with a low around 44. West southwest wind around 6 mph becoming light and variable after midnight.
Friday
A 30 percent chance of showers and thunderstorms after noon. Partly sunny, with a high near 69.
Friday Night
Partly cloudy, with a low around 42.
Independence Day
Sunny, with a high near 73.
Saturday Night
Clear, with a low around 44.
Sunday
Sunny, with a high near 78.
Sunday Night
Mostly clear, with a low around 49.
Monday
Sunny, with a high near 80.
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ABOUT THIS FORECAST

 
Point Forecast:
12 Miles SSE Rafter J Ranch WY
 43.25°N 110.71°W (Elev. 7812 ft)
6:47 pm MDT Jun 29, 2026
7pm MDT Jun 29, 2026-6pm MDT Jul 6, 2026
 
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Additional Resources

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Hourly Weather Forecast

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