Lala Impacting Hawaii; Flash Flooding Risks; Excessive Heat

Lala will continue to impact Hawaii through the weekend. Heavy rainfall, strong winds, dangerous surf and localized flooding are expected. Thunderstorms, heavy rainfall and flash flooding concerns from the mid-Mississippi Valley, Ohio Valley into the central Appalachians and the mid-Atlantic through today. Record heat continues for areas of the Mississippi Valley into the Southeast. Read More >

Hazardous Weather Conditions

Extreme Heat Watch in effect from August 18, 10:00 AM PDT 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

99°F

37°C

Humidity	22%
Wind Speed	NE 9 MPH
Barometer	30.07 in (1018.29 mb)
Dewpoint	54°F (12°C)
Visibility	10.00 mi
Heat Index	97°F (36°C)
Last update	16 Aug 01:00 PM PDT

More Information:

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

Extended Forecast for

3 Miles NW Las Vegas NV

Extreme Heat Watch August 18, 10:00am until August 21, 08:00pm

Click here for hazard details and duration

Extreme Heat Watch

This Afternoon
High: 99 °F
Slight Chance
T-storms
Tonight
Low: 86 °F
Mostly Clear
Monday
High: 103 °F
Sunny
Monday Night
Low: 86 °F
Mostly Clear
Tuesday
High: 105 °F
Hot
Tuesday Night
Low: 86 °F
Partly Cloudy
Wednesday
High: 106 °F
Hot
Wednesday Night
Low: 87 °F
Mostly Clear
Thursday
High: 107 °F
Slight Chance
T-storms

Detailed Forecast

This Afternoon

A 10 percent chance of showers and thunderstorms after 2pm. Sunny, with a high near 99. South wind around 6 mph.

Tonight

Mostly clear, with a low around 86. Light and variable wind.

Monday

Sunny, with a high near 103. Calm wind becoming south southeast 5 to 8 mph in the afternoon.

Monday Night

Mostly clear, with a low around 86. South southeast wind 5 to 7 mph becoming light and variable after midnight.

Tuesday

Sunny and hot, with a high near 105. Light and variable wind becoming south southwest 6 to 11 mph in the afternoon. Winds could gust as high as 21 mph.

Tuesday Night

Partly cloudy, with a low around 86.

Wednesday

Sunny and hot, with a high near 106.

Wednesday Night

Mostly clear, with a low around 87.

Thursday

A slight chance of showers and thunderstorms after 11am. Sunny and hot, with a high near 107.

Thursday Night

A slight chance of showers and thunderstorms before 11pm. Partly cloudy, with a low around 87.

Friday

A slight chance of showers and thunderstorms. Mostly sunny, with a high near 104.