National Weather Service Forecast for: Boulder City NV
Issued by: National Weather Service Las Vegas, NV
Updated: 2:23 am PDT Mar 19, 2026
 
This
Afternoon
This Afternoon: Sunny, with a high near 94. North northeast wind around 6 mph.
Sunny
 Tonight

Tonight: Mostly clear, with a low around 68. Light and variable wind.
Mostly Clear
 Friday

Friday: Sunny, with a high near 97. Calm wind becoming north around 5 mph in the afternoon.
Sunny
 Friday
Night
Friday Night: Clear, with a low around 70. South southwest wind around 6 mph.
Clear
 Saturday

Saturday: Sunny, with a high near 97. South southwest wind 5 to 14 mph, with gusts as high as 20 mph.
Sunny
 Saturday
Night
Saturday Night: Mostly cloudy, with a low around 69.
Mostly Cloudy
 Sunday

Sunday: Mostly sunny, with a high near 91.
Mostly Sunny
 Sunday
Night
Sunday Night: Mostly clear, with a low around 68.
Mostly Clear
 Monday

Monday: Sunny, with a high near 93.
Sunny
Hi 94 °F Lo 68 °F Hi 97 °F Lo 70 °F Hi 97 °F Lo 69 °F Hi 91 °F Lo 68 °F Hi 93 °F

Extreme Heat Warning
 

This Afternoon
 
 Sunny, with a high near 94. North northeast wind around 6 mph.
Tonight
 
 Mostly clear, with a low around 68. Light and variable wind.
Friday
 
 Sunny, with a high near 97. Calm wind becoming north around 5 mph in the afternoon.
Friday Night
 
 Clear, with a low around 70. South southwest wind around 6 mph.
Saturday
 
 Sunny, with a high near 97. South southwest wind 5 to 14 mph, with gusts as high as 20 mph.
Saturday Night
 
 Mostly cloudy, with a low around 69.
Sunday
 
 Mostly sunny, with a high near 91.
Sunday Night
 
 Mostly clear, with a low around 68.
Monday
 
 Sunny, with a high near 93.
Monday Night
 
 Mostly clear, with a low around 69.
Tuesday
 
 Sunny, with a high near 94.
Tuesday Night
 
 Mostly clear, with a low around 69.
Wednesday
 
 Sunny, with a high near 94.

 

Forecast from NOAA-NWS for Boulder City NV.