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

Watching Hurricane Erin; Heavy Rainfall Threat for Upper Midwest; Heatrisk for Mississippi Valley

Hurricane Erin continues to track westward with its outer bands bringing heavy rainfall and gusty winds for Puerto Rico and US Virgin Islands. Life-threatening surf and rip currents are occurring and will spread across the Atlantic coasts this week. Meanwhile, heavy rainfall and possible flooding are in the forecast for upper Midwest through Monday. Heatrisk continues for the Mississippi Valley. Read More >

Current conditions at

Boulder City Municipal Airport (KBVU)

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

Clear

100°F

38°C

Humidity 11%
Wind Speed S 18 MPH
Barometer 29.87 in (1011.51 mb)
Dewpoint 38°F (3°C)
Visibility 10.00 mi
Heat Index95°F (35°C)
Last update 17 Aug 03:15 PM PDT
Extended Forecast for

Lake Mead NV

  • Tonight

    Tonight: Clear, with a low around 77. South southeast wind 8 to 13 mph becoming light and variable after midnight. Winds could gust as high as 21 mph.

    Low: 77 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 104. Calm wind becoming south southeast around 5 mph in the afternoon.

    High: 104 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 82. South southeast wind around 6 mph becoming calm after midnight.

    Low: 82 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny and hot, with a high near 106. Calm wind becoming south around 5 mph in the afternoon.

    High: 106 °F

    Hot

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 85. South wind 3 to 7 mph.

    Low: 85 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny and hot, with a high near 108.

    High: 108 °F

    Hot

  • Wednesday Night

    Wednesday Night: A 10 percent chance of showers and thunderstorms before 11pm. Partly cloudy, with a low around 86.

    Low: 86 °F

    Slight Chance
    T-storms then
    Mostly Clear

  • Thursday

    Thursday: A slight chance of showers and thunderstorms after 11am. Mostly sunny and hot, with a high near 109.

    High: 109 °F

    Slight Chance
    T-storms

  • Thursday Night

    Thursday Night: A slight chance of showers and thunderstorms before 11pm. Partly cloudy, with a low around 87.

    Low: 87 °F

    Slight Chance
    T-storms then
    Partly Cloudy

Detailed Forecast

Tonight
Clear, with a low around 77. South southeast wind 8 to 13 mph becoming light and variable after midnight. Winds could gust as high as 21 mph.
Monday
Sunny, with a high near 104. Calm wind becoming south southeast around 5 mph in the afternoon.
Monday Night
Mostly clear, with a low around 82. South southeast wind around 6 mph becoming calm after midnight.
Tuesday
Sunny and hot, with a high near 106. Calm wind becoming south around 5 mph in the afternoon.
Tuesday Night
Mostly clear, with a low around 85. South wind 3 to 7 mph.
Wednesday
Sunny and hot, with a high near 108.
Wednesday Night
A 10 percent chance of showers and thunderstorms before 11pm. Partly cloudy, with a low around 86.
Thursday
A slight chance of showers and thunderstorms after 11am. Mostly sunny and hot, with a high near 109.
Thursday Night
A slight chance of showers and thunderstorms before 11pm. Partly cloudy, with a low around 87.
Friday
A chance of showers and thunderstorms after 11am. Partly sunny and hot, with a high near 110.
Friday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 88.
Saturday
A chance of showers and thunderstorms. Partly sunny and hot, with a high near 107.
Saturday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 87.
Sunday
A chance of showers and thunderstorms. Partly sunny and hot, with a high near 106.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Lake Mead NV
 36.1°N 114.75°W (Elev. 1079 ft)
Last Update:
2:27 pm PDT Aug 17, 2025
Forecast Valid:
3pm PDT Aug 17, 2025-6pm PDT Aug 24, 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