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

Heat Builds in the West; Extremely Critical Fire Weather in the Northwest

A heat wave over the Southwest will intensify this week, peaking and expanding into the Intermountain West and northern High Plains this weekend. Critical to extremely critical fire weather conditions are forecast from the Northwest and the northern Great Basin this weekend. Particularly Dangerous Situation Red Flag Warnings have been issued. Read More >

Hazardous Weather Conditions

Current conditions at

Harry Reid International Airport (KLAS)

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

Clear

93°F

34°C

Humidity 8%
Wind Speed SSW 6 MPH
Barometer 29.94 in (1013.89 mb)
Dewpoint 25°F (-4°C)
Visibility 10.00 mi
Heat Index88°F (31°C)
Last update 01 Aug 01:50 AM PDT
Extended Forecast for

Las Vegas NV

Extreme Heat Warning August 1, 02:01am until August 2, 08:00pm
Click here for hazard details and duration
Extreme Heat Warning
  •  
    Extreme Heat Warning August 1, 02:01am until August 2, 08:00pm

    NOW until 8:00pm Sun

    Extreme Heat Warning

  • Overnight

    Low: 86 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny and hot, with a high near 115. Calm wind becoming south 5 to 8 mph in the afternoon.

    High: 115 °F

    Hot

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 90. South southwest wind around 8 mph.

    Low: 90 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny and hot, with a high near 114. Southwest wind 6 to 16 mph, with gusts as high as 26 mph.

    High: 114 °F

    Hot

  • Sunday Night

    Sunday Night: Clear, with a low around 89. Southwest wind 9 to 13 mph, with gusts as high as 22 mph.

    Low: 89 °F

    Clear

  • Monday

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

    High: 112 °F

    Hot

  • Monday Night

    Monday Night: Clear, with a low around 87.

    Low: 87 °F

    Clear

  • Tuesday

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

    High: 112 °F

    Hot

Detailed Forecast

Overnight
Mostly clear, with a low around 86. Southwest wind around 5 mph.
Saturday
Sunny and hot, with a high near 115. Calm wind becoming south 5 to 8 mph in the afternoon.
Saturday Night
Mostly clear, with a low around 90. South southwest wind around 8 mph.
Sunday
Sunny and hot, with a high near 114. Southwest wind 6 to 16 mph, with gusts as high as 26 mph.
Sunday Night
Clear, with a low around 89. Southwest wind 9 to 13 mph, with gusts as high as 22 mph.
Monday
Sunny and hot, with a high near 112.
Monday Night
Clear, with a low around 87.
Tuesday
Sunny and hot, with a high near 112.
Tuesday Night
Clear, with a low around 88.
Wednesday
Sunny and hot, with a high near 113.
Wednesday Night
Clear, with a low around 89.
Thursday
Sunny and hot, with a high near 111.
Thursday Night
Mostly clear, with a low around 89.
Friday
Sunny and hot, with a high near 111.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Las Vegas NV
 36.08°N 115.14°W (Elev. 2067 ft)
Last Update:
12:23 am PDT Aug 1, 2026
Forecast Valid:
2am PDT Aug 1, 2026-6pm PDT Aug 7, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation