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

Dangerous Heat and Heavy Rainfall into the Weekend

Hot temperatures and high humidity are forecast to continue across the mid-Mississippi Valley into this weekend. Heat Advisories remain in effect. Heavy to excessive rainfall occurring at times through the weekend could bring areas of flooding to parts of the northern Rockies, upper Midwest, central Great Lakes, and southern New England. Read More >

Current conditions at

Boulder City Municipal Airport (KBVU)

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

Clear

81°F

27°C

Humidity 11%
Wind Speed NNW 5 MPH
Barometer 29.98 in (1015.24 mb)
Dewpoint 23°F (-5°C)
Visibility 10.00 mi
Heat Index79°F (26°C)
Last update 19 Sep 08:55 AM PDT
Extended Forecast for

Boulder City NV

  • Today

    Today: Sunny, with a high near 91. Light and variable wind becoming north around 6 mph.

    High: 91 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 70. Calm wind.

    Low: 70 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 92. Calm wind becoming north northeast around 6 mph.

    High: 92 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 73. Light and variable wind.

    Low: 73 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 90. Calm wind becoming south southeast 5 to 9 mph in the morning. Winds could gust as high as 20 mph.

    High: 90 °F

    Mostly Sunny

  • Monday Night

    Monday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 71. Chance of precipitation is 30%.

    Low: 71 °F

    Chance
    Showers

  • Tuesday

    Tuesday: Sunny, with a high near 88.

    High: 88 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Clear, with a low around 71.

    Low: 71 °F

    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 92.

    High: 92 °F

    Sunny

Detailed Forecast

Today
Sunny, with a high near 91. Light and variable wind becoming north around 6 mph.
Tonight
Mostly clear, with a low around 70. Calm wind.
Sunday
Mostly sunny, with a high near 92. Calm wind becoming north northeast around 6 mph.
Sunday Night
Partly cloudy, with a low around 73. Light and variable wind.
Monday
Mostly sunny, with a high near 90. Calm wind becoming south southeast 5 to 9 mph in the morning. Winds could gust as high as 20 mph.
Monday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 71. Chance of precipitation is 30%.
Tuesday
Sunny, with a high near 88.
Tuesday Night
Clear, with a low around 71.
Wednesday
Sunny, with a high near 92.
Wednesday Night
Mostly clear, with a low around 74.
Thursday
Sunny, with a high near 94.
Thursday Night
Mostly clear, with a low around 75.
Friday
Sunny, with a high near 93.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Boulder City NV
 35.98°N 114.84°W (Elev. 2612 ft)
Last Update:
12:37 am PDT Sep 19, 2026
Forecast Valid:
9am PDT Sep 19, 2026-6pm PDT Sep 25, 2026
 
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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