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Heat Builds in the West; Extremely Critical Fire Weather in the Northwest

A heat wave over the Southwest will intensify this week, peaking and expanding into the Intermountain West and northern High Plains this weekend. Critical to extremely critical fire weather conditions are forecast from the Northwest and the northern Great Basin this weekend. Particularly Dangerous Situation Red Flag Warnings have been issued. Read More >

Hazardous Weather Conditions

Current conditions at

MOUNTAIN SPRINGS (MTSN2)

Lat: 36.02225°NLon: 115.5075°WElev: 5600.0ft.

NA

76°F

24°C

Humidity 13%
Wind Speed ENE 1 MPH
Barometer NA
Dewpoint 22°F (-6°C)
Visibility NA
Heat Index76°F (24°C)
Last update 31 Jul 09:59 PM PDT
Extended Forecast for

23 Miles WSW Las Vegas-Henderson Airport NV

Heat Advisory July 31, 10:25pm until August 2, 08:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory July 31, 10:25pm until August 2, 08:00pm

    NOW until 8:00pm Sun

    Heat Advisory

  • Tonight

    Low: 75 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 99. Light and variable wind becoming west southwest 5 to 10 mph in the afternoon.

    High: 99 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 75. West wind 8 to 10 mph.

    Low: 75 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 97. Southwest wind 7 to 14 mph, with gusts as high as 23 mph.

    High: 97 °F

    Sunny

  • Sunday Night

    Sunday Night: Clear, with a low around 73. West southwest wind 7 to 13 mph, with gusts as high as 21 mph.

    Low: 73 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 96.

    High: 96 °F

    Sunny

  • Monday Night

    Monday Night: Clear, with a low around 73.

    Low: 73 °F

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 96.

    High: 96 °F

    Sunny

Detailed Forecast

Tonight
Mostly clear, with a low around 75. West wind around 6 mph.
Saturday
Sunny, with a high near 99. Light and variable wind becoming west southwest 5 to 10 mph in the afternoon.
Saturday Night
Mostly clear, with a low around 75. West wind 8 to 10 mph.
Sunday
Sunny, with a high near 97. Southwest wind 7 to 14 mph, with gusts as high as 23 mph.
Sunday Night
Clear, with a low around 73. West southwest wind 7 to 13 mph, with gusts as high as 21 mph.
Monday
Sunny, with a high near 96.
Monday Night
Clear, with a low around 73.
Tuesday
Sunny, with a high near 96.
Tuesday Night
Clear, with a low around 73.
Wednesday
Sunny, with a high near 96.
Wednesday Night
Clear, with a low around 75.
Thursday
Sunny, with a high near 95.
Thursday Night
Mostly clear, with a low around 76.
Friday
Sunny, with a high near 94.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
23 Miles WSW Las Vegas-Henderson Airport NV
 35.81°N 115.48°W (Elev. 4869 ft)
Last Update:
3:03 pm PDT Jul 31, 2026
Forecast Valid:
10pm PDT Jul 31, 2026-6pm PDT Aug 7, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation