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

Dangerous Heat and Possible Flooding

Dangerous heat will persist across the Southwest U.S. through Saturday with daytime highs of 110-115°F. Extreme Heat Warnings remain in effect. Dangerous heat will build across the southern Plains again beginning this weekend. Heavy to excessive rain over the Carolinas Friday may lead to isolated areas of flash flooding. Read More >

Hazardous Weather Conditions

Current conditions at

Boulder City Municipal Airport (KBVU)

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

Clear

104°F

40°C

Humidity 11%
Wind Speed S 12 MPH
Barometer 29.8 in (1009.14 mb)
Dewpoint 40°F (4°C)
Visibility 10.00 mi
Heat Index99°F (37°C)
Last update 27 Aug 06:35 PM PDT
Extended Forecast for

Boulder City NV

Extreme Heat Warning August 27, 06:49pm until August 28, 08:00pm
Click here for hazard details and duration
Extreme Heat Warning
  •  
    Extreme Heat Warning August 27, 06:49pm until August 28, 08:00pm

    NOW until 8:00pm Fri

    Extreme Heat Warning

  • Tonight

    Low: 88 °F

    Mostly Cloudy

  • Friday

    Friday: Isolated showers and thunderstorms after 2pm. Partly sunny and hot, with a high near 105. Light south wind becoming south southwest 8 to 13 mph in the morning. Winds could gust as high as 24 mph. Chance of precipitation is 20%.

    High: 105 °F

    Mostly Cloudy
    then Isolated
    T-storms

  • Friday Night

    Friday Night: Partly cloudy, with a low around 85. Southwest wind 5 to 9 mph becoming light. Winds could gust as high as 18 mph.

    Low: 85 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 102. South wind 6 to 16 mph, with gusts as high as 30 mph.

    High: 102 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 85. South southwest wind 6 to 10 mph, with gusts as high as 20 mph.

    Low: 85 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 99.

    High: 99 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 80.

    Low: 80 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 96.

    High: 96 °F

    Sunny

Detailed Forecast

Tonight
Mostly cloudy, with a low around 88. South southwest wind 5 to 10 mph becoming light in the evening. Winds could gust as high as 18 mph.
Friday
Isolated showers and thunderstorms after 2pm. Partly sunny and hot, with a high near 105. Light south wind becoming south southwest 8 to 13 mph in the morning. Winds could gust as high as 24 mph. Chance of precipitation is 20%.
Friday Night
Partly cloudy, with a low around 85. Southwest wind 5 to 9 mph becoming light. Winds could gust as high as 18 mph.
Saturday
Sunny, with a high near 102. South wind 6 to 16 mph, with gusts as high as 30 mph.
Saturday Night
Mostly clear, with a low around 85. South southwest wind 6 to 10 mph, with gusts as high as 20 mph.
Sunday
Sunny, with a high near 99.
Sunday Night
Mostly clear, with a low around 80.
Monday
Sunny, with a high near 96.
Monday Night
Mostly clear, with a low around 78.
Tuesday
A slight chance of showers and thunderstorms after 11am. Mostly sunny, with a high near 93.
Tuesday Night
A slight chance of showers. Partly cloudy, with a low around 76.
Wednesday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 93.
Wednesday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 77.
Thursday
Mostly sunny, with a high near 97.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Boulder City NV
 35.98°N 114.84°W (Elev. 2612 ft)
Last Update:
1:23 pm PDT Aug 27, 2026
Forecast Valid:
6pm PDT Aug 27, 2026-6pm PDT Sep 3, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

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