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.

Clear

41°F

5°C

Humidity 93%
Wind Speed SE 5 MPH
Barometer 30.09 in (1018.96 mb)
Dewpoint 39°F (4°C)
Visibility 10.00 mi
Wind Chill38°F (3°C)
Last update 30 Jun 03:35 AM MDT
Extended Forecast for

15 Miles W Bondurant WY

  • Today

    Today: Widespread frost, mainly before 7am.  Otherwise, sunny, with a high near 57. Light south southwest wind becoming west 6 to 11 mph in the afternoon.

    High: 57 °F

    Frost then
    Sunny

  • Tonight

    Tonight: A slight chance of showers and thunderstorms between 8pm and 9pm.  Mostly clear, with a low around 39. West wind 5 to 10 mph becoming east in the evening.  Chance of precipitation is 20%.

    Low: 39 °F

    Slight Chance
    T-storms then
    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 59. South southwest wind 5 to 9 mph.

    High: 59 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 42. West southwest wind around 7 mph becoming northeast in the evening.

    Low: 42 °F

    Partly Cloudy

  • Thursday

    Thursday: A 20 percent chance of showers and thunderstorms after noon.  Mostly sunny, with a high near 62. East wind 5 to 13 mph becoming west in the afternoon.

    High: 62 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 45. West wind 5 to 9 mph becoming east southeast in the evening.

    Low: 45 °F

    Partly Cloudy

  • Friday

    Friday: A 30 percent chance of showers and thunderstorms after noon.  Partly sunny, with a high near 63. East southeast wind 7 to 10 mph becoming west in the afternoon. Winds could gust as high as 20 mph.

    High: 63 °F

    Mostly Sunny
    then Chance
    T-storms

  • Friday Night

    Friday Night: Partly cloudy, with a low around 44.

    Low: 44 °F

    Partly Cloudy

  • Independence Day

    Independence Day: Sunny, with a high near 65.

    High: 65 °F

    Sunny

Detailed Forecast

Today
Widespread frost, mainly before 7am. Otherwise, sunny, with a high near 57. Light south southwest wind becoming west 6 to 11 mph in the afternoon.
Tonight
A slight chance of showers and thunderstorms between 8pm and 9pm. Mostly clear, with a low around 39. West wind 5 to 10 mph becoming east in the evening. Chance of precipitation is 20%.
Wednesday
Sunny, with a high near 59. South southwest wind 5 to 9 mph.
Wednesday Night
Partly cloudy, with a low around 42. West southwest wind around 7 mph becoming northeast in the evening.
Thursday
A 20 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 62. East wind 5 to 13 mph becoming west in the afternoon.
Thursday Night
Partly cloudy, with a low around 45. West wind 5 to 9 mph becoming east southeast in the evening.
Friday
A 30 percent chance of showers and thunderstorms after noon. Partly sunny, with a high near 63. East southeast wind 7 to 10 mph becoming west in the afternoon. Winds could gust as high as 20 mph.
Friday Night
Partly cloudy, with a low around 44.
Independence Day
Sunny, with a high near 65.
Saturday Night
Mostly clear, with a low around 45.
Sunday
Sunny, with a high near 71.
Sunday Night
Mostly clear, with a low around 52.
Monday
Mostly sunny, with a high near 73.
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ABOUT THIS FORECAST

 
Point Forecast:
15 Miles W Bondurant WY
 43.21°N 110.71°W (Elev. 8999 ft)
3:31 am MDT Jun 30, 2026
4am MDT Jun 30, 2026-6pm MDT Jul 6, 2026
 
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Additional Resources

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