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

TRUXTON CANYON (TCRA3)

Lat: 35.78013°NLon: 113.79563°WElev: 5304.0ft.

NA

88°F

31°C

Humidity 30%
Wind Speed SSE 6 MPH
Barometer NA
Dewpoint 53°F (12°C)
Visibility NA
Heat Index86°F (30°C)
Last update 21 Aug 11:14 AM MST
Extended Forecast for

38 Miles ESE Lake Mead NV

Extreme Heat Warning August 21, 12:22pm until August 23, 08:00pm
Click here for hazard details and duration
Extreme Heat Warning
  •  
    Extreme Heat Warning August 21, 12:22pm until August 23, 08:00pm

    NOW until 8:00pm Sun

    Extreme Heat Warning

  • This Afternoon

    High: 102 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 81. South southeast wind around 9 mph.

    Low: 81 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 103. South southeast wind 8 to 11 mph becoming southwest in the afternoon.

    High: 103 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 81. Southeast wind around 9 mph.

    Low: 81 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 102. Southeast wind 10 to 14 mph becoming southwest in the afternoon. Winds could gust as high as 20 mph.

    High: 102 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 80.

    Low: 80 °F

    Partly Cloudy

  • Monday

    Monday: Isolated showers before 11am.  Sunny, with a high near 101. Chance of precipitation is 20%.

    High: 101 °F

    Isolated
    Showers then
    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 79.

    Low: 79 °F

    Mostly Clear

Detailed Forecast

This Afternoon
Sunny, with a high near 102. South southwest wind 7 to 10 mph.
Tonight
Mostly clear, with a low around 81. South southeast wind around 9 mph.
Saturday
Sunny, with a high near 103. South southeast wind 8 to 11 mph becoming southwest in the afternoon.
Saturday Night
Partly cloudy, with a low around 81. Southeast wind around 9 mph.
Sunday
Sunny, with a high near 102. Southeast wind 10 to 14 mph becoming southwest in the afternoon. Winds could gust as high as 20 mph.
Sunday Night
Partly cloudy, with a low around 80.
Monday
Isolated showers before 11am. Sunny, with a high near 101. Chance of precipitation is 20%.
Monday Night
Mostly clear, with a low around 79.
Tuesday
Sunny, with a high near 103.
Tuesday Night
Mostly clear, with a low around 80.
Wednesday
Sunny, with a high near 104.
Wednesday Night
Mostly clear, with a low around 79.
Thursday
Sunny, with a high near 103.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
38 Miles ESE Lake Mead NV
 35.81°N 114.14°W (Elev. 2936 ft)
11:33 am MST Aug 21, 2026
12pm MST Aug 21, 2026-6pm MST Aug 27, 2026
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database