Severe Thunderstorms in the Midwest and Arizona; Heat Continues in the Southeast and Southwest

Thunderstorms, some severe, may lead to scattered instances of flash flooding across the Midwest and Ohio Valley and southern Arizona. The threat will shift to the Mid-Atlantic coast on Thursday. Dangerous heat persists in the South and Southeast while building into the Southwest. Overnight lows will be so warm that little-to-no relief from the scorching daytime highs will be available. Read More >

Hazardous Weather Conditions

Extreme Heat Warning until August 21, 08:00 PM PDT

Current conditions at

Harry Reid International Airport (KLAS)

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

Clear

100°F

38°C

Humidity	12%
Wind Speed	SSW 13 MPH
Barometer	29.88 in (1011.85 mb)
Dewpoint	40°F (4°C)
Visibility	10.00 mi
Heat Index	95°F (35°C)
Last update	19 Aug 09:35 PM PDT

More Information:

Local Forecast Office More Local Wx 3 Day History Hourly Weather Forecast

Extended Forecast for

4 Miles NW Las Vegas NV

Extreme Heat Warning August 19, 09:56pm until August 21, 08:00pm

Click here for hazard details and duration

Extreme Heat Warning

Extreme Heat Warning August 19, 09:56pm until August 21, 08:00pm
NOW until 8:00pm Fri
Extreme Heat Warning
Tonight
Low: 88 °F
Mostly Clear
Thursday
High: 109 °F
Hot
Thursday Night
Low: 87 °F
Partly Cloudy
Friday
High: 106 °F
Mostly Sunny
then Slight
Chance
T-storms
Friday Night
Low: 85 °F
Mostly Clear
Saturday
High: 107 °F
Hot
Saturday Night
Low: 85 °F
Mostly Clear
Sunday
High: 106 °F
Hot

Detailed Forecast

Tonight

Mostly clear, with a low around 88. Southwest wind 5 to 8 mph.

Thursday

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

Thursday Night

Partly cloudy, with a low around 87. South southwest wind 5 to 9 mph becoming light and variable after midnight.

Friday

A slight chance of showers and thunderstorms between 2pm and 4pm. Mostly sunny and hot, with a high near 106. Calm wind becoming south 5 to 9 mph in the afternoon. Winds could gust as high as 18 mph. Chance of precipitation is 10%.

Friday Night

Mostly clear, with a low around 85. West southwest wind 3 to 7 mph.

Saturday

Sunny and hot, with a high near 107.

Saturday Night

Mostly clear, with a low around 85.

Sunday

Sunny and hot, with a high near 106.

Sunday Night

Partly cloudy, with a low around 85.

Monday

A slight chance of showers and thunderstorms after 11am. Sunny, with a high near 104.