Heavy Rainfall and Flooding Threats in the Midwest and Ohio Valley; Heat Continues in the Plains and Southeast

An active pattern will continue to bring heavy to excessive rainfall and flash flooding threats to the Midwest and Ohio Valley over the next couple of days. Dangerous heat continues across the central/southern Plains and Southeast U.S. into next week. There is potential for record-tying/breaking temperatures with many areas forecast to see their hottest temperatures so far this year. Read More >

Current conditions at

Boulder City Municipal Airport (KBVU)

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

Clear

86°F

30°C

Humidity 42%
Wind Speed SSE 17 MPH
Barometer 29.86 in (1011.18 mb)
Dewpoint 61°F (16°C)
Visibility 10.00 mi
Heat Index86°F (30°C)
Last update 13 Aug 08:55 PM PDT
Extended Forecast for

4 Miles WSW Lake Mead NV

  • Tonight

    Tonight: A 30 percent chance of showers and thunderstorms, mainly before 10pm.  Mostly cloudy, with a low around 79. South wind 5 to 9 mph becoming light and variable  after midnight.

    Low: 79 °F

    Chance
    Showers then
    Slight Chance
    T-storms

  • Friday

    Friday: A chance of showers and thunderstorms before 3pm, then showers likely and possibly a thunderstorm between 3pm and 4pm, then a chance of showers and thunderstorms after 4pm.  Cloudy, then gradually becoming mostly sunny, with a high near 94. South southeast wind 5 to 11 mph, with gusts as high as 21 mph.  Chance of precipitation is 60%.

    High: 94 °F

    Slight Chance
    T-storms then
    Showers
    Likely

  • Friday Night

    Friday Night: A 30 percent chance of showers and thunderstorms, mainly before 8pm.  Mostly clear, with a low around 76. South southeast wind around 6 mph becoming calm  in the evening.

    Low: 76 °F

    Chance
    T-storms then
    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 97. Calm wind becoming south southeast around 5 mph in the afternoon.

    High: 97 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 79. Light south wind.

    Low: 79 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 100.

    High: 100 °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 104.

    High: 104 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 82.

    Low: 82 °F

    Mostly Clear

Detailed Forecast

Tonight
A 30 percent chance of showers and thunderstorms, mainly before 10pm. Mostly cloudy, with a low around 79. South wind 5 to 9 mph becoming light and variable after midnight.
Friday
A chance of showers and thunderstorms before 3pm, then showers likely and possibly a thunderstorm between 3pm and 4pm, then a chance of showers and thunderstorms after 4pm. Cloudy, then gradually becoming mostly sunny, with a high near 94. South southeast wind 5 to 11 mph, with gusts as high as 21 mph. Chance of precipitation is 60%.
Friday Night
A 30 percent chance of showers and thunderstorms, mainly before 8pm. Mostly clear, with a low around 76. South southeast wind around 6 mph becoming calm in the evening.
Saturday
Sunny, with a high near 97. Calm wind becoming south southeast around 5 mph in the afternoon.
Saturday Night
Partly cloudy, with a low around 79. Light south wind.
Sunday
Sunny, with a high near 100.
Sunday Night
Mostly clear, with a low around 80.
Monday
Sunny, with a high near 104.
Monday Night
Mostly clear, with a low around 82.
Tuesday
Sunny and hot, with a high near 106.
Tuesday Night
Mostly clear, with a low around 83.
Wednesday
Sunny, with a high near 104.
Wednesday Night
Mostly clear, with a low around 82.
Thursday
Sunny and hot, with a high near 105.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles WSW Lake Mead NV
 36.05°N 114.83°W (Elev. 1864 ft)
8:04 pm PDT Aug 13, 2026
9pm PDT Aug 13, 2026-6pm PDT Aug 20, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database