National Weather Service Forecast for: Las Vegas NV
Issued by: National Weather Service Las Vegas, NV
Updated: 11:33 pm PDT Aug 19, 2026
 
Overnight

Overnight: Clear, with a low around 88. South southwest wind 3 to 5 mph.
Clear

Thursday

Thursday: Sunny and hot, with a high near 110. Light and variable wind becoming south 6 to 11 mph in the morning. Winds could gust as high as 20 mph.
Hot

Thursday
Night
Thursday Night: Partly cloudy, with a low around 88. South southwest wind 5 to 9 mph becoming light and variable  after midnight.
Partly Cloudy

Friday

Friday: A slight chance of showers and thunderstorms between 3pm and 4pm.  Mostly sunny and hot, with a high near 106. Light and variable wind becoming south southeast 5 to 9 mph in the morning. Winds could gust as high as 18 mph.  Chance of precipitation is 10%.
Mostly Sunny
then Slight
Chance
T-storms
Friday
Night
Friday Night: Mostly clear, with a low around 86. South southwest wind 5 to 7 mph becoming calm  in the evening.
Mostly Clear

Saturday

Saturday: Sunny and hot, with a high near 108.
Hot

Saturday
Night
Saturday Night: Mostly clear, with a low around 86.
Mostly Clear

Sunday

Sunday: Sunny and hot, with a high near 107.
Hot

Sunday
Night
Sunday Night: Partly cloudy, with a low around 85.
Partly Cloudy

Lo 88 °F Hi 110 °F Lo 88 °F Hi 106 °F Lo 86 °F Hi 108 °F Lo 86 °F Hi 107 °F Lo 85 °F

Extreme Heat Warning
 

Overnight
 
Clear, with a low around 88. South southwest wind 3 to 5 mph.
Thursday
 
Sunny and hot, with a high near 110. Light and variable wind becoming south 6 to 11 mph in the morning. Winds could gust as high as 20 mph.
Thursday Night
 
Partly cloudy, with a low around 88. South southwest wind 5 to 9 mph becoming light and variable after midnight.
Friday
 
A slight chance of showers and thunderstorms between 3pm and 4pm. Mostly sunny and hot, with a high near 106. Light and variable wind becoming south southeast 5 to 9 mph in the morning. Winds could gust as high as 18 mph. Chance of precipitation is 10%.
Friday Night
 
Mostly clear, with a low around 86. South southwest wind 5 to 7 mph becoming calm in the evening.
Saturday
 
Sunny and hot, with a high near 108.
Saturday Night
 
Mostly clear, with a low around 86.
Sunday
 
Sunny and hot, with a high near 107.
Sunday Night
 
Partly cloudy, with a low around 85.
Monday
 
A slight chance of showers and thunderstorms after 11am. Sunny and hot, with a high near 106.
Monday Night
 
Mostly clear, with a low around 84.
Tuesday
 
Sunny and hot, with a high near 106.
Tuesday Night
 
Mostly clear, with a low around 84.
Wednesday
 
Sunny and hot, with a high near 106.

 

Forecast from NOAA-NWS for Las Vegas NV.