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

113°F

45°C

Humidity 6%
Wind Speed SSE 9 MPH
Barometer 29.82 in (1009.82 mb)
Dewpoint 33°F (1°C)
Visibility 10.00 mi
Heat Index105°F (41°C)
Last update 01 Aug 03:55 PM PDT
Extended Forecast for

4 Miles SW Lake Mead NV

Extreme Heat Warning August 1, 04:20pm until August 2, 08:00pm
Click here for hazard details and duration
Extreme Heat Warning
  •  
    Extreme Heat Warning August 1, 04:20pm until August 2, 08:00pm

    NOW until 8:00pm Sun

    Extreme Heat Warning

  • Tonight

    Low: 90 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny and hot, with a high near 113. Light south wind becoming south southwest 8 to 13 mph in the morning. Winds could gust as high as 23 mph.

    High: 113 °F

    Hot

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 89. South southwest wind 5 to 10 mph becoming light south after midnight. Winds could gust as high as 18 mph.

    Low: 89 °F

    Mostly Clear

  • Monday

    Monday: Sunny and hot, with a high near 111. Light south wind becoming southwest 8 to 13 mph in the morning. Winds could gust as high as 22 mph.

    High: 111 °F

    Hot

  • Monday Night

    Monday Night: Clear, with a low around 88. South wind 6 to 9 mph.

    Low: 88 °F

    Clear

  • Tuesday

    Tuesday: Sunny and hot, with a high near 111.

    High: 111 °F

    Hot

  • Tuesday Night

    Tuesday Night: Clear, with a low around 88.

    Low: 88 °F

    Clear

  • Wednesday

    Wednesday: Sunny and hot, with a high near 110.

    High: 110 °F

    Hot

Detailed Forecast

Tonight
Mostly clear, with a low around 90. South southwest wind 3 to 7 mph.
Sunday
Sunny and hot, with a high near 113. Light south wind becoming south southwest 8 to 13 mph in the morning. Winds could gust as high as 23 mph.
Sunday Night
Mostly clear, with a low around 89. South southwest wind 5 to 10 mph becoming light south after midnight. Winds could gust as high as 18 mph.
Monday
Sunny and hot, with a high near 111. Light south wind becoming southwest 8 to 13 mph in the morning. Winds could gust as high as 22 mph.
Monday Night
Clear, with a low around 88. South wind 6 to 9 mph.
Tuesday
Sunny and hot, with a high near 111.
Tuesday Night
Clear, with a low around 88.
Wednesday
Sunny and hot, with a high near 110.
Wednesday Night
Mostly clear, with a low around 88.
Thursday
Sunny and hot, with a high near 110.
Thursday Night
Mostly clear, with a low around 91.
Friday
Sunny and hot, with a high near 110.
Friday Night
Mostly clear, with a low around 91.
Saturday
Sunny and hot, with a high near 110.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SW Lake Mead NV
 36.05°N 114.8°W (Elev. 1079 ft)
Last Update:
12:13 pm PDT Aug 1, 2026
Forecast Valid:
4pm PDT Aug 1, 2026-6pm PDT Aug 8, 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