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

Nellis Air Force Base (KLSV)

Lat: 36.23333°NLon: 115.03333°WElev: 1870.0ft.

Clear

95°F

35°C

Humidity 13%
Wind Speed SW 5 MPH
Barometer 29.82 in (1009.82 mb)
Dewpoint 39°F (4°C)
Visibility 10.00 mi
Heat Index90°F (32°C)
Last update 22 Aug 11:55 PM PDT
Extended Forecast for

11 Miles NNE Lake Mead NV

Extreme Heat Warning August 23, 01:14am until August 23, 08:00pm
Click here for hazard details and duration
Extreme Heat Warning
  •  
    Extreme Heat Warning August 23, 01:14am until August 23, 08:00pm

    NOW until 8:00pm Sun

    Extreme Heat Warning

  • Overnight

    Low: 86 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny and hot, with a high near 107. Calm wind becoming south 5 to 8 mph in the afternoon.

    High: 107 °F

    Hot

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 85. Southwest wind 3 to 8 mph.

    Low: 85 °F

    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 103. Light southwest wind becoming south 5 to 9 mph in the morning.

    High: 103 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 82. South wind around 6 mph becoming calm  in the evening.

    Low: 82 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 104.

    High: 104 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 84.

    Low: 84 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny and hot, with a high near 106.

    High: 106 °F

    Hot

Detailed Forecast

Overnight
Partly cloudy, with a low around 86. Calm wind.
Sunday
Sunny and hot, with a high near 107. Calm wind becoming south 5 to 8 mph in the afternoon.
Sunday Night
Partly cloudy, with a low around 85. Southwest wind 3 to 8 mph.
Monday
Sunny, with a high near 103. Light southwest wind becoming south 5 to 9 mph in the morning.
Monday Night
Mostly clear, with a low around 82. South wind around 6 mph becoming calm in the evening.
Tuesday
Sunny, with a high near 104.
Tuesday Night
Mostly clear, with a low around 84.
Wednesday
Sunny and hot, with a high near 106.
Wednesday Night
Mostly clear, with a low around 85.
Thursday
Sunny and hot, with a high near 107.
Thursday Night
Mostly clear, with a low around 84.
Friday
Sunny and hot, with a high near 107.
Friday Night
Partly cloudy, with a low around 85.
Saturday
Sunny and hot, with a high near 108.
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ABOUT THIS FORECAST

 
Point Forecast:
11 Miles NNE Lake Mead NV
 36.23°N 114.66°W (Elev. 2152 ft)
12:58 am PDT Aug 23, 2026
1am PDT Aug 23, 2026-6pm PDT Aug 29, 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