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

Boulder City Municipal Airport (KBVU)

Lat: 35.9475°NLon: 114.8611°WElev: 2200.0ft.

Clear

86°F

30°C

Humidity 16%
Wind Speed N 0 MPH
Barometer 29.91 in (1012.87 mb)
Dewpoint 36°F (2°C)
Visibility 10.00 mi
Heat Index83°F (28°C)
Last update 01 Aug 02:15 AM PDT
Extended Forecast for

4 Miles SW Lake Mead NV

Extreme Heat Warning August 1, 02:34am until August 2, 08:00pm
Click here for hazard details and duration
Extreme Heat Warning
  •  
    Extreme Heat Warning August 1, 02:34am until August 2, 08:00pm

    NOW until 8:00pm Sun

    Extreme Heat Warning

  • Overnight

    Low: 89 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny and hot, with a high near 116. Calm wind becoming east around 5 mph.

    High: 116 °F

    Hot

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 93. South southwest wind 3 to 6 mph.

    Low: 93 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny and hot, with a high near 115. Light south wind becoming south southwest 9 to 14 mph in the morning. Winds could gust as high as 23 mph.

    High: 115 °F

    Hot

  • Sunday Night

    Sunday Night: Clear, with a low around 92. South southwest wind 5 to 10 mph, with gusts as high as 18 mph.

    Low: 92 °F

    Clear

  • Monday

    Monday: Sunny and hot, with a high near 114.

    High: 114 °F

    Hot

  • Monday Night

    Monday Night: Clear, with a low around 90.

    Low: 90 °F

    Clear

  • Tuesday

    Tuesday: Sunny and hot, with a high near 113.

    High: 113 °F

    Hot

Detailed Forecast

Overnight
Mostly clear, with a low around 89. Calm wind.
Saturday
Sunny and hot, with a high near 116. Calm wind becoming east around 5 mph.
Saturday Night
Mostly clear, with a low around 93. South southwest wind 3 to 6 mph.
Sunday
Sunny and hot, with a high near 115. Light south wind becoming south southwest 9 to 14 mph in the morning. Winds could gust as high as 23 mph.
Sunday Night
Clear, with a low around 92. South southwest wind 5 to 10 mph, with gusts as high as 18 mph.
Monday
Sunny and hot, with a high near 114.
Monday Night
Clear, with a low around 90.
Tuesday
Sunny and hot, with a high near 113.
Tuesday Night
Clear, with a low around 91.
Wednesday
Sunny and hot, with a high near 112.
Wednesday Night
Clear, with a low around 92.
Thursday
Sunny and hot, with a high near 111.
Thursday Night
Mostly clear, with a low around 91.
Friday
Sunny and hot, with a high near 111.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SW Lake Mead NV
 36.03°N 114.8°W (Elev. 1286 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

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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