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

Harry Reid International Airport (KLAS)

Lat: 36.07188°NLon: 115.1634°WElev: 2180.0ft.

Clear

108°F

42°C

Humidity 11%
Wind Speed WSW 16 MPH
Barometer 29.91 in (1012.87 mb)
Dewpoint 44°F (7°C)
Visibility 10.00 mi
Heat Index103°F (39°C)
Last update 22 Aug 03:00 PM PDT
Extended Forecast for

Las Vegas NV

Extreme Heat Warning August 22, 03:22pm until August 23, 08:00pm
Click here for hazard details and duration
Extreme Heat Warning
  •  
    Extreme Heat Warning August 22, 03:22pm until August 23, 08:00pm

    NOW until 8:00pm Sun

    Extreme Heat Warning

  • Tonight

    Low: 87 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny and hot, with a high near 109. Light and variable wind becoming south 6 to 11 mph in the afternoon. Winds could gust as high as 22 mph.

    High: 109 °F

    Hot

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 86. West southwest wind 6 to 10 mph.

    Low: 86 °F

    Mostly Clear

  • Monday

    Monday: Sunny and hot, with a high near 107. South southwest wind 6 to 11 mph, with gusts as high as 21 mph.

    High: 107 °F

    Hot

  • Monday Night

    Monday Night: Mostly clear, with a low around 85. Southwest wind 5 to 10 mph becoming light west  after midnight.

    Low: 85 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny and hot, with a high near 107.

    High: 107 °F

    Hot

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 87.

    Low: 87 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny and hot, with a high near 109.

    High: 109 °F

    Hot

Detailed Forecast

Tonight
Mostly clear, with a low around 87. Southwest wind 5 to 10 mph, with gusts as high as 18 mph.
Sunday
Sunny and hot, with a high near 109. Light and variable wind becoming south 6 to 11 mph in the afternoon. Winds could gust as high as 22 mph.
Sunday Night
Mostly clear, with a low around 86. West southwest wind 6 to 10 mph.
Monday
Sunny and hot, with a high near 107. South southwest wind 6 to 11 mph, with gusts as high as 21 mph.
Monday Night
Mostly clear, with a low around 85. Southwest wind 5 to 10 mph becoming light west after midnight.
Tuesday
Sunny and hot, with a high near 107.
Tuesday Night
Mostly clear, with a low around 87.
Wednesday
Sunny and hot, with a high near 109.
Wednesday Night
Mostly clear, with a low around 87.
Thursday
Sunny and hot, with a high near 109.
Thursday Night
Partly cloudy, with a low around 87.
Friday
Sunny and hot, with a high near 109.
Friday Night
Partly cloudy, with a low around 86.
Saturday
Sunny and hot, with a high near 109.
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ABOUT THIS FORECAST

 
Point Forecast:
Las Vegas NV
 36.08°N 115.14°W (Elev. 2067 ft)
11:33 am PDT Aug 22, 2026
3pm PDT Aug 22, 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