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

Henderson (CMP10)

Lat: 36.0075°NLon: 114.96556°WElev: 2190.0ft.

NA

93°F

34°C

Humidity 15%
Wind Speed ESE 5 MPH
Barometer NA
Dewpoint 39°F (4°C)
Visibility NA
Heat Index89°F (32°C)
Last update 17 Aug 10:00 AM PDT
Extended Forecast for

4 Miles WNW Lake Mead NV

  • Today

    Today: Sunny, with a high near 100. South southeast wind 9 to 13 mph, with gusts as high as 21 mph.

    High: 100 °F

    Sunny

  • Tonight

    Tonight: Clear, with a low around 78. South southeast wind 5 to 10 mph becoming light and variable after midnight. Winds could gust as high as 18 mph.

    Low: 78 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 103. Calm wind becoming south southeast around 6 mph in the afternoon.

    High: 103 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 82. South wind around 6 mph becoming calm in the evening.

    Low: 82 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny and hot, with a high near 105. Calm wind becoming south 5 to 8 mph in the afternoon.

    High: 105 °F

    Hot

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 84.

    Low: 84 °F

    Mostly Clear

  • Wednesday

    Wednesday: A 10 percent chance of showers and thunderstorms after 11am. Sunny and hot, with a high near 107.

    High: 107 °F

    Slight Chance
    T-storms

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 86.

    Low: 86 °F

    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

Detailed Forecast

Today
Sunny, with a high near 100. South southeast wind 9 to 13 mph, with gusts as high as 21 mph.
Tonight
Clear, with a low around 78. South southeast wind 5 to 10 mph becoming light and variable after midnight. Winds could gust as high as 18 mph.
Monday
Sunny, with a high near 103. Calm wind becoming south southeast around 6 mph in the afternoon.
Monday Night
Mostly clear, with a low around 82. South wind around 6 mph becoming calm in the evening.
Tuesday
Sunny and hot, with a high near 105. Calm wind becoming south 5 to 8 mph in the afternoon.
Tuesday Night
Mostly clear, with a low around 84.
Wednesday
A 10 percent chance of showers and thunderstorms after 11am. Sunny and hot, with a high near 107.
Wednesday Night
Mostly clear, 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 88.
Friday
A chance of showers and thunderstorms. Mostly sunny and hot, with a high near 109.
Friday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 88.
Saturday
A chance of showers and thunderstorms. Partly sunny and hot, with a high near 107.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles WNW Lake Mead NV
 36.12°N 114.81°W (Elev. 1079 ft)
Last Update:
4:22 am PDT Aug 17, 2025
Forecast Valid:
10am PDT Aug 17, 2025-6pm PDT Aug 23, 2025
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation