Dangerous Heat over the South-Central and Southwest U.S. Through Next Week

Dangerous heat persists across the Desert Southwest through this weekend and across the Southern Plains and Lower Mississippi Valley through at least the middle of next week. Numerous daily record high temperatures are expected through at least Tuesday for much of Texas and Oklahoma as well as portions of Louisiana, New Mexico, and Arizona. Read More >

Current conditions at

WY28 - South Pass (KSOU)

Lat: 42.47752°NLon: 108.8444°WElev: 8196.0ft.

NA

66°F

19°C

Humidity 44%
Wind Speed SSW 8 MPH
Barometer NA
Dewpoint 44°F (7°C)
Visibility 1.24 mi
Last update 22 Aug 12:12 PM MDT
Extended Forecast for

20 Miles E Boulder WY

  • This Afternoon

    This Afternoon: A 20 percent chance of showers and thunderstorms before 5pm.  Patchy smoke after 2pm. Partly sunny, with a steady temperature around 67. Southwest wind 11 to 13 mph, with gusts as high as 21 mph.

    High: 67 °F

    Slight Chance
    T-storms

  • Tonight

    Tonight: A slight chance of showers and thunderstorms before 9pm, then a chance of showers between 9pm and 10pm.  Patchy smoke before 7pm. Mostly cloudy, with a low around 48. West southwest wind 6 to 11 mph becoming light south southwest.  Chance of precipitation is 30%.

    Low: 48 °F

    Chance
    Showers then
    Mostly Cloudy

  • Sunday

    Sunday: A 30 percent chance of showers and thunderstorms, mainly between 2pm and 4pm.  Mostly cloudy through mid morning, then becoming sunny, with a high near 67. Breezy, with a west wind 6 to 11 mph increasing to 12 to 17 mph in the afternoon. Winds could gust as high as 26 mph.

    High: 67 °F

    Breezy. Sunny
    then Chance
    T-storms

  • Sunday Night

    Sunday Night: A 20 percent chance of showers and thunderstorms before 7pm.  Mostly cloudy, with a low around 46. Breezy, with a west wind 10 to 15 mph becoming light west northwest  after midnight. Winds could gust as high as 24 mph.

    Low: 46 °F

    Slight Chance
    T-storms and
    Breezy then
    Mostly Cloudy

  • Monday

    Monday: A 30 percent chance of showers and thunderstorms after noon.  Mostly sunny, with a high near 67. Breezy, with a light west northwest wind becoming west 10 to 15 mph in the morning. Winds could gust as high as 24 mph.

    High: 67 °F

    Mostly Sunny
    then Chance
    T-storms and
    Breezy

  • Monday Night

    Monday Night: A 10 percent chance of showers and thunderstorms before 9pm.  Mostly cloudy, with a low around 45. West wind 6 to 11 mph becoming light northwest  in the evening. Winds could gust as high as 20 mph.

    Low: 45 °F

    Slight Chance
    T-storms then
    Mostly Cloudy

  • Tuesday

    Tuesday: A 30 percent chance of showers and thunderstorms after noon.  Mostly sunny, with a high near 66. Light west northwest wind becoming west 9 to 14 mph in the morning. Winds could gust as high as 22 mph.

    High: 66 °F

    Mostly Sunny
    then Chance
    T-storms

  • Tuesday Night

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

    Low: 44 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 67.

    High: 67 °F

    Partly Sunny

Detailed Forecast

This Afternoon
A 20 percent chance of showers and thunderstorms before 5pm. Patchy smoke after 2pm. Partly sunny, with a steady temperature around 67. Southwest wind 11 to 13 mph, with gusts as high as 21 mph.
Tonight
A slight chance of showers and thunderstorms before 9pm, then a chance of showers between 9pm and 10pm. Patchy smoke before 7pm. Mostly cloudy, with a low around 48. West southwest wind 6 to 11 mph becoming light south southwest. Chance of precipitation is 30%.
Sunday
A 30 percent chance of showers and thunderstorms, mainly between 2pm and 4pm. Mostly cloudy through mid morning, then becoming sunny, with a high near 67. Breezy, with a west wind 6 to 11 mph increasing to 12 to 17 mph in the afternoon. Winds could gust as high as 26 mph.
Sunday Night
A 20 percent chance of showers and thunderstorms before 7pm. Mostly cloudy, with a low around 46. Breezy, with a west wind 10 to 15 mph becoming light west northwest after midnight. Winds could gust as high as 24 mph.
Monday
A 30 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 67. Breezy, with a light west northwest wind becoming west 10 to 15 mph in the morning. Winds could gust as high as 24 mph.
Monday Night
A 10 percent chance of showers and thunderstorms before 9pm. Mostly cloudy, with a low around 45. West wind 6 to 11 mph becoming light northwest in the evening. Winds could gust as high as 20 mph.
Tuesday
A 30 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 66. Light west northwest wind becoming west 9 to 14 mph in the morning. Winds could gust as high as 22 mph.
Tuesday Night
Partly cloudy, with a low around 44.
Wednesday
Partly sunny, with a high near 67.
Wednesday Night
A 10 percent chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 46.
Thursday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 67. Breezy.
Thursday Night
Mostly cloudy, with a low around 46.
Friday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 66. Breezy.
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ABOUT THIS FORECAST

 
Point Forecast:
20 Miles E Boulder WY
 42.72°N 109.23°W (Elev. 9459 ft)
11:01 am MDT Aug 22, 2026
12pm MDT Aug 22, 2026-6pm MDT Aug 28, 2026
 
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Additional Resources

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Hourly Weather Forecast

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