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

88°F

31°C

Humidity 22%
Wind Speed W 4 MPH
Barometer 29.93 in (1013.55 mb)
Dewpoint 45°F (7°C)
Visibility 10.00 mi
Heat Index85°F (29°C)
Last update 19 Aug 06:00 AM PDT
Extended Forecast for

3 Miles SSE Las Vegas NV

Extreme Heat Warning August 19, 06:19am until August 21, 08:00pm
Click here for hazard details and duration
Extreme Heat Warning
  •  
    Extreme Heat Warning August 19, 06:19am until August 21, 08:00pm

    NOW until 8:00pm Fri

    Extreme Heat Warning

  • Today

    High: 110 °F

    Hot

  • Tonight

    Tonight: Mostly clear, with a low around 89. Southwest wind 5 to 9 mph.

    Low: 89 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny and hot, with a high near 109. Calm wind becoming south southeast 5 to 9 mph in the afternoon. Winds could gust as high as 18 mph.

    High: 109 °F

    Hot

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 89. South wind 5 to 9 mph becoming light and variable  after midnight.

    Low: 89 °F

    Partly Cloudy

  • Friday

    Friday: Scattered showers and thunderstorms after 11am.  Mostly sunny and hot, with a high near 106. Light and variable wind becoming south 5 to 8 mph in the morning.  Chance of precipitation is 30%.

    High: 106 °F

    Scattered
    Showers

  • Friday Night

    Friday Night: Isolated showers and thunderstorms before 11pm.  Partly cloudy, with a low around 86. Chance of precipitation is 10%.

    Low: 86 °F

    Isolated
    T-storms then
    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny and hot, with a high near 106.

    High: 106 °F

    Hot

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 86.

    Low: 86 °F

    Partly Cloudy

Detailed Forecast

Today
Mostly sunny and hot, with a high near 110. Calm wind becoming south 5 to 9 mph in the afternoon. Winds could gust as high as 18 mph.
Tonight
Mostly clear, with a low around 89. Southwest wind 5 to 9 mph.
Thursday
Sunny and hot, with a high near 109. Calm wind becoming south southeast 5 to 9 mph in the afternoon. Winds could gust as high as 18 mph.
Thursday Night
Partly cloudy, with a low around 89. South wind 5 to 9 mph becoming light and variable after midnight.
Friday
Scattered showers and thunderstorms after 11am. Mostly sunny and hot, with a high near 106. Light and variable wind becoming south 5 to 8 mph in the morning. Chance of precipitation is 30%.
Friday Night
Isolated showers and thunderstorms before 11pm. Partly cloudy, with a low around 86. Chance of precipitation is 10%.
Saturday
Mostly sunny and hot, with a high near 106.
Saturday Night
Partly cloudy, with a low around 86.
Sunday
A slight chance of showers and thunderstorms after 11am. Mostly sunny and hot, with a high near 105.
Sunday Night
A slight chance of showers and thunderstorms before 11pm. Partly cloudy, with a low around 85.
Monday
A slight chance of showers and thunderstorms. Sunny, with a high near 103.
Monday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 83.
Tuesday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 103.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SSE Las Vegas NV
 36.13°N 115.12°W (Elev. 1926 ft)
4:17 am PDT Aug 19, 2026
6am PDT Aug 19, 2026-6pm PDT Aug 25, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

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