Heat Persists in the Southwest; Elevated to Critical Fire Weather in the Great Basin; Poor Air Quality in the West

Dangerous heat will persist across the Southwest U.S. through this week, easing by next week. The heat will focus further east in the Great Plains and Mississippi Valley beginning next week. Elevated to locally critical fire weather conditions will persist for the Great Basin today. Poor air quality lingers for the Northwest, Great Basin, Central Rockies into the Plains. Read More >

Hazardous Weather Conditions

Current conditions at

MOUNTAIN SPRINGS (MTSN2)

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

NA

83°F

28°C

Humidity 16%
Wind Speed WNW 2 MPH
Barometer NA
Dewpoint 32°F (0°C)
Visibility NA
Heat Index80°F (27°C)
Last update 04 Aug 07:59 AM PDT
Extended Forecast for

20 Miles WSW Harry Reid International Airport NV

Heat Advisory August 4, 09:14am until August 8, 08:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory August 4, 09:14am until August 8, 08:00pm

    NOW until 8:00pm Sat

    Heat Advisory

  • Today

    High: 85 °F

    Sunny

  • Tonight

    Tonight: Clear, with a low around 68. West southwest wind 7 to 13 mph, with gusts as high as 18 mph.

    Low: 68 °F

    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 85. Southwest wind 6 to 14 mph, with gusts as high as 20 mph.

    High: 85 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Clear, with a low around 67. West southwest wind 7 to 11 mph.

    Low: 67 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 85. Southwest wind 6 to 10 mph.

    High: 85 °F

    Sunny

  • Thursday Night

    Thursday Night: Clear, with a low around 68.

    Low: 68 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 85.

    High: 85 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 69.

    Low: 69 °F

    Mostly Clear

Detailed Forecast

Today
Sunny, with a high near 85. Southwest wind 7 to 16 mph, with gusts as high as 22 mph.
Tonight
Clear, with a low around 68. West southwest wind 7 to 13 mph, with gusts as high as 18 mph.
Wednesday
Sunny, with a high near 85. Southwest wind 6 to 14 mph, with gusts as high as 20 mph.
Wednesday Night
Clear, with a low around 67. West southwest wind 7 to 11 mph.
Thursday
Sunny, with a high near 85. Southwest wind 6 to 10 mph.
Thursday Night
Clear, with a low around 68.
Friday
Sunny, with a high near 85.
Friday Night
Mostly clear, with a low around 69.
Saturday
Sunny, with a high near 86.
Saturday Night
Mostly clear, with a low around 69.
Sunday
Sunny, with a high near 84.
Sunday Night
Mostly clear, with a low around 67.
Monday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 81.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
20 Miles WSW Harry Reid International Airport NV
 35.94°N 115.51°W (Elev. 6834 ft)
2:38 am PDT Aug 4, 2026
9am PDT Aug 4, 2026-6pm PDT Aug 10, 2026
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database