Thunderstorms and Heavy Rain in the Mid-South; Heat Continues in the Southeast and Southwest

Severe thunderstorms and heavy rain are expected across portions of the mid-Mississippi Valley into the Ohio Valley and portions of Arizona. Dangerous heat persists in the South and Southeast while building into the Southwest. Overnight lows will be so warm that, when combined with oppressive dew points, little-to-no relief from the scorching daytime highs will be available. Read More >

Current conditions at

Harry Reid International Airport (KLAS)

Lat: 36.07188°NLon: 115.1634°WElev: 2180.0ft.

Partly Cloudy

90°F

32°C

Humidity 20%
Wind Speed SSW 6 MPH
Barometer 29.91 in (1012.87 mb)
Dewpoint 44°F (7°C)
Visibility 10.00 mi
Heat Index86°F (30°C)
Last update 19 Aug 02:56 AM PDT
Extended Forecast for

2 Miles WNW Harry Reid International Airport NV

Extreme Heat Warning until August 21, 08:00pm
Click here for hazard details and duration
Extreme Heat Warning
  •  
    Extreme Heat Warning until August 21, 08:00pm

    NOW until 8:00pm Fri

    Extreme Heat Warning

  • Overnight

    Low: 85 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny and hot, with a high near 109. Light and variable wind becoming south 5 to 10 mph in the afternoon. Winds could gust as high as 20 mph.

    High: 109 °F

    Hot

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 84. Southwest wind 6 to 10 mph.

    Low: 84 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny and hot, with a high near 108. Light and variable wind becoming south 6 to 11 mph in the afternoon. Winds could gust as high as 20 mph.

    High: 108 °F

    Hot

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 84. South wind 5 to 11 mph.

    Low: 84 °F

    Partly Cloudy

  • Friday

    Friday: Scattered showers and thunderstorms after 11am.  Mostly sunny and hot, with a high near 105. Chance of precipitation is 30%.

    High: 105 °F

    Scattered
    Showers

  • Friday Night

    Friday Night: Isolated showers and thunderstorms before 11pm.  Partly cloudy, with a low around 81. Chance of precipitation is 10%.

    Low: 81 °F

    Isolated
    T-storms then
    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny and hot, with a high near 105.

    High: 105 °F

    Hot

Detailed Forecast

Overnight
Partly cloudy, with a steady temperature around 85. Southwest wind around 6 mph.
Wednesday
Mostly sunny and hot, with a high near 109. Light and variable wind becoming south 5 to 10 mph in the afternoon. Winds could gust as high as 20 mph.
Wednesday Night
Mostly clear, with a low around 84. Southwest wind 6 to 10 mph.
Thursday
Sunny and hot, with a high near 108. Light and variable wind becoming south 6 to 11 mph in the afternoon. Winds could gust as high as 20 mph.
Thursday Night
Partly cloudy, with a low around 84. South wind 5 to 11 mph.
Friday
Scattered showers and thunderstorms after 11am. Mostly sunny and hot, with a high near 105. Chance of precipitation is 30%.
Friday Night
Isolated showers and thunderstorms before 11pm. Partly cloudy, with a low around 81. Chance of precipitation is 10%.
Saturday
Mostly sunny and hot, with a high near 105.
Saturday Night
Partly cloudy, with a low around 81.
Sunday
A slight chance of showers and thunderstorms after 11am. Mostly sunny, with a high near 104.
Sunday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 80.
Monday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 101.
Monday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 78.
Tuesday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 101.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles WNW Harry Reid International Airport NV
 36.07°N 115.2°W (Elev. 2287 ft)
12:01 am PDT Aug 19, 2026
3am PDT Aug 19, 2026-6pm PDT Aug 25, 2026
 
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Additional Resources

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Hourly Weather Forecast

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