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Areas of Severe Thunderstorms and Heat

Scattered severe thunderstorms and excessive rainfall are possible today in the Mid Atlantic, posing a risk for damaging winds and isolated flash flooding. Extreme Heat Warnings are in effect today for northeast Texas into southern Oklahoma and Arkansas. Extreme Heat Warnings are also in effect for the Desert Southwest today into Sunday. Read More >

Hazardous Weather Conditions

Current conditions at

Boulder City Municipal Airport (KBVU)

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

Clear

99°F

37°C

Humidity 27%
Wind Speed SSE 13 MPH
Barometer 30.01 in (1016.26 mb)
Dewpoint 59°F (15°C)
Visibility 8.00 mi
Heat Index99°F (37°C)
Last update 20 Aug 10:55 AM PDT
Extended Forecast for

4 Miles NE Lake Mead NV

Extreme Heat Warning August 20, 11:26am until August 21, 08:00pm
Click here for hazard details and duration
Extreme Heat Warning
  •  
    Extreme Heat Warning August 20, 11:26am until August 21, 08:00pm

    NOW until 8:00pm Fri

    Extreme Heat Warning

  • Today

    High: 101 °F

    Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 87. South southeast wind 5 to 7 mph becoming calm in the evening.

    Low: 87 °F

    Partly Cloudy

  • Friday

    Friday: A slight chance of showers and thunderstorms before 1pm, then a slight chance of showers and thunderstorms after 5pm. Mostly sunny, with a high near 99. Calm wind. Chance of precipitation is 10%.

    High: 99 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Friday Night

    Friday Night: A 10 percent chance of showers and thunderstorms before 8pm. Mostly clear, with a low around 85. Calm wind.

    Low: 85 °F

    Slight Chance
    T-storms then
    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 100. Light southeast wind.

    High: 100 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 86.

    Low: 86 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 100.

    High: 100 °F

    Sunny

  • Sunday Night

    Sunday Night: A slight chance of showers and thunderstorms before 11pm. Partly cloudy, with a low around 86.

    Low: 86 °F

    Slight Chance
    T-storms then
    Partly Cloudy

Detailed Forecast

Today
Sunny, with a high near 101. South wind 3 to 5 mph.
Tonight
Partly cloudy, with a low around 87. South southeast wind 5 to 7 mph becoming calm in the evening.
Friday
A slight chance of showers and thunderstorms before 1pm, then a slight chance of showers and thunderstorms after 5pm. Mostly sunny, with a high near 99. Calm wind. Chance of precipitation is 10%.
Friday Night
A 10 percent chance of showers and thunderstorms before 8pm. Mostly clear, with a low around 85. Calm wind.
Saturday
Sunny, with a high near 100. Light southeast wind.
Saturday Night
Mostly clear, with a low around 86.
Sunday
Sunny, with a high near 100.
Sunday Night
A slight chance of showers and thunderstorms before 11pm. Partly cloudy, with a low around 86.
Monday
Sunny, with a high near 98.
Monday Night
Mostly clear, with a low around 85.
Tuesday
Sunny, with a high near 99.
Tuesday Night
A slight chance of showers and thunderstorms. Mostly clear, with a low around 85.
Wednesday
Sunny, with a high near 99.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles NE Lake Mead NV
 36.11°N 114.7°W (Elev. 1079 ft)
Last Update:
5:03 am PDT Aug 20, 2026
Forecast Valid:
11am PDT Aug 20, 2026-6pm PDT Aug 26, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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