National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

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 >

Hazardous Weather Conditions

Current conditions at

Henderson (CMP10)

Lat: 36.0075°NLon: 114.96556°WElev: 2190.0ft.

NA

109°F

43°C

Humidity 11%
Wind Speed SSE 3 MPH
Barometer NA
Dewpoint 45°F (7°C)
Visibility NA
Heat Index104°F (40°C)
Last update 22 Aug 01:20 PM PDT
Extended Forecast for

6 Miles NW Boulder City NV

Extreme Heat Warning August 22, 01:44pm until August 23, 08:00pm
Click here for hazard details and duration
Extreme Heat Warning
  •  
    Extreme Heat Warning August 22, 01:44pm until August 23, 08:00pm

    NOW until 8:00pm Sun

    Extreme Heat Warning

  • This Afternoon

    High: 107 °F

    Hot

  • Tonight

    Tonight: Mostly clear, with a low around 86. Southwest wind 5 to 10 mph becoming light south southwest after midnight.

    Low: 86 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny and hot, with a high near 108. Light south wind becoming south southwest 6 to 11 mph in the afternoon. Winds could gust as high as 21 mph.

    High: 108 °F

    Hot

  • Sunday Night

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

    Low: 86 °F

    Mostly Clear

  • Monday

    Monday: Sunny and hot, with a high near 105. South wind 6 to 11 mph, with gusts as high as 21 mph.

    High: 105 °F

    Hot

  • Monday Night

    Monday Night: Mostly clear, with a low around 83.

    Low: 83 °F

    Mostly Clear

  • Tuesday

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

    High: 106 °F

    Hot

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 85.

    Low: 85 °F

    Mostly Clear

Detailed Forecast

This Afternoon
Mostly sunny and hot, with a high near 107. South wind around 9 mph, with gusts as high as 18 mph.
Tonight
Mostly clear, with a low around 86. Southwest wind 5 to 10 mph becoming light south southwest after midnight.
Sunday
Sunny and hot, with a high near 108. Light south wind becoming south southwest 6 to 11 mph in the afternoon. Winds could gust as high as 21 mph.
Sunday Night
Mostly clear, with a low around 86. South southwest wind 6 to 10 mph.
Monday
Sunny and hot, with a high near 105. South wind 6 to 11 mph, with gusts as high as 21 mph.
Monday Night
Mostly clear, with a low around 83.
Tuesday
Sunny and hot, with a high near 106.
Tuesday Night
Mostly clear, with a low around 85.
Wednesday
Sunny and hot, with a high near 108.
Wednesday Night
Mostly clear, with a low around 86.
Thursday
Sunny and hot, with a high near 108.
Thursday Night
Partly cloudy, with a low around 85.
Friday
Sunny and hot, with a high near 108.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
6 Miles NW Boulder City NV
 36.04°N 114.91°W (Elev. 2369 ft)
Last Update:
11:33 am PDT Aug 22, 2026
Forecast Valid:
1pm PDT Aug 22, 2026-6pm PDT Aug 28, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation