Heat Persists in the Southwest; Elevated to Critical Fire Weather in the Great Basin; Poor Air Quality in the West

Dangerous heat will persist across the Southwest U.S. through this week, easing by next week. The heat will focus further east in the Great Plains and Mississippi Valley beginning next week. Elevated to locally critical fire weather conditions will persist for the Great Basin today. Poor air quality lingers for the Northwest, Great Basin, Central Rockies into the Plains. Read More >

Current conditions at

Harry Reid International Airport (KLAS)

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

Clear

105°F

41°C

Humidity 6%
Wind Speed SSW 3 MPH
Barometer 29.84 in (1010.5 mb)
Dewpoint 27°F (-3°C)
Visibility 10.00 mi
Heat Index98°F (37°C)
Last update 04 Aug 11:56 AM PDT
Extended Forecast for

3 Miles SSW Las Vegas NV

Extreme Heat Warning August 4, 12:06pm until August 8, 08:00pm
Click here for hazard details and duration
Extreme Heat Warning
  •  
    Extreme Heat Warning August 4, 12:06pm until August 8, 08:00pm

    NOW until 8:00pm Sat

    Extreme Heat Warning

  • This Afternoon

    High: 113 °F

    Hot

  • Tonight

    Tonight: Clear, with a low around 86. South southwest wind 7 to 13 mph, with gusts as high as 21 mph.

    Low: 86 °F

    Clear

  • Wednesday

    Wednesday: Sunny and hot, with a high near 112. West wind 6 to 11 mph becoming south southeast in the morning. Winds could gust as high as 21 mph.

    High: 112 °F

    Hot

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 86. Southwest wind 6 to 11 mph.

    Low: 86 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny and hot, with a high near 112. Light and variable wind becoming southeast 5 to 7 mph in the afternoon.

    High: 112 °F

    Hot

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 88.

    Low: 88 °F

    Mostly Clear

  • Friday

    Friday: Sunny and hot, with a high near 112.

    High: 112 °F

    Hot

  • Friday Night

    Friday Night: Mostly clear, with a low around 88.

    Low: 88 °F

    Mostly Clear

Detailed Forecast

This Afternoon
Sunny and hot, with a high near 113. South southwest wind 8 to 15 mph, with gusts as high as 25 mph.
Tonight
Clear, with a low around 86. South southwest wind 7 to 13 mph, with gusts as high as 21 mph.
Wednesday
Sunny and hot, with a high near 112. West wind 6 to 11 mph becoming south southeast in the morning. Winds could gust as high as 21 mph.
Wednesday Night
Mostly clear, with a low around 86. Southwest wind 6 to 11 mph.
Thursday
Sunny and hot, with a high near 112. Light and variable wind becoming southeast 5 to 7 mph in the afternoon.
Thursday Night
Mostly clear, with a low around 88.
Friday
Sunny and hot, with a high near 112.
Friday Night
Mostly clear, with a low around 88.
Saturday
Sunny and hot, with a high near 113.
Saturday Night
Mostly clear, with a low around 89.
Sunday
A slight chance of showers and thunderstorms. Sunny and hot, with a high near 112.
Sunday Night
Partly cloudy, with a low around 89.
Monday
A slight chance of showers and thunderstorms. Mostly sunny and hot, with a high near 109.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SSW Las Vegas NV
 36.12°N 115.15°W (Elev. 2024 ft)
11:33 am PDT Aug 4, 2026
12pm PDT Aug 4, 2026-6pm PDT Aug 10, 2026
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database