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

Hot Temperatures in the West; Heavy Rainfall and Flooding Potential in the Southwest

Hot to extremely hot temperatures are in place across coastal southern California again today and the interior Northwest U.S into Thursday, with the Pacific Northwest carrying the potential for record-breaking high temperatures. A combination of monsoonal moisture and tropical moisture ahead of tropical cyclone Lorena will bring heavy rainfall and the potential for flooding through the week. Read More >

Current conditions at

Boulder City Municipal Airport (KBVU)

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

Partly Cloudy

82°F

28°C

Humidity 37%
Wind Speed WNW 9 MPH
Barometer 30.03 in (1016.93 mb)
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Heat Index81°F (27°C)
Last update 03 Sep 07:35 AM PDT
Extended Forecast for

Boulder City NV

  • Today

    Today: A slight chance of showers and thunderstorms before 1pm, then a chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 95. Northwest wind 3 to 7 mph. Chance of precipitation is 40%.

    High: 95 °F

    Chance
    T-storms

  • Tonight

    Tonight: A 20 percent chance of showers and thunderstorms before 10pm. Partly cloudy, with a low around 79. Light and variable wind.

    Low: 79 °F

    Slight Chance
    T-storms then
    Mostly Clear

  • Thursday

    Thursday: A 30 percent chance of showers and thunderstorms after 11am. Mostly sunny, with a high near 95. Calm wind becoming south around 6 mph in the afternoon.

    High: 95 °F

    Chance
    Showers then
    Chance
    T-storms

  • Thursday Night

    Thursday Night: A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 78. South wind around 6 mph.

    Low: 78 °F

    Slight Chance
    T-storms

  • Friday

    Friday: A 30 percent chance of showers and thunderstorms after 11am. Mostly sunny, with a high near 93. South wind 7 to 10 mph.

    High: 93 °F

    Chance
    Showers then
    Chance
    T-storms

  • Friday Night

    Friday Night: A 20 percent chance of showers and thunderstorms before 2am. Partly cloudy, with a low around 77.

    Low: 77 °F

    Slight Chance
    T-storms

  • Saturday

    Saturday: A 10 percent chance of showers and thunderstorms after 11am. Sunny, with a high near 93.

    High: 93 °F

    Slight Chance
    T-storms

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 76.

    Low: 76 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 95.

    High: 95 °F

    Sunny

Detailed Forecast

Today
A slight chance of showers and thunderstorms before 1pm, then a chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 95. Northwest wind 3 to 7 mph. Chance of precipitation is 40%.
Tonight
A 20 percent chance of showers and thunderstorms before 10pm. Partly cloudy, with a low around 79. Light and variable wind.
Thursday
A 30 percent chance of showers and thunderstorms after 11am. Mostly sunny, with a high near 95. Calm wind becoming south around 6 mph in the afternoon.
Thursday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 78. South wind around 6 mph.
Friday
A 30 percent chance of showers and thunderstorms after 11am. Mostly sunny, with a high near 93. South wind 7 to 10 mph.
Friday Night
A 20 percent chance of showers and thunderstorms before 2am. Partly cloudy, with a low around 77.
Saturday
A 10 percent chance of showers and thunderstorms after 11am. Sunny, with a high near 93.
Saturday Night
Mostly clear, with a low around 76.
Sunday
Sunny, with a high near 95.
Sunday Night
Clear, with a low around 75.
Monday
Sunny, with a high near 96.
Monday Night
Mostly clear, with a low around 74.
Tuesday
Sunny, with a high near 95.
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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:
4:22 am PDT Sep 3, 2025
Forecast Valid:
7am PDT Sep 3, 2025-6pm PDT Sep 9, 2025
 
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