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 >

Current conditions at

Mount Shasta (KMHS)

Lat: 41.31494°NLon: 122.31702°WElev: 3540.0ft.

Clear

56°F

13°C

Humidity 52%
Wind Speed N 0 MPH
Barometer 30.0 in (1015.92 mb)
Dewpoint 39°F (4°C)
Visibility 10.00 mi
Last update 04 Aug 03:56 AM PDT
Extended Forecast for

11 Miles WSW Weed CA

Heat Advisory August 4, 11:00am until August 6, 11:00pm
Red Flag Warning August 5, 02:00pm until August 5, 09:00pm
Click here for hazard details and duration
Heat Advisory
Red Flag Warning
  • Today

    Today: Sunny, with a high near 77. North northeast wind 5 to 7 mph.

    High: 77 °F

    Sunny

  • Tonight

    Tonight: Patchy smoke between midnight and 4am. Clear, with a low around 60. North wind 5 to 7 mph becoming light and variable.

    Low: 60 °F

    Clear then
    Patchy Smoke

  • Wednesday

    Wednesday: Sunny, with a high near 77. South wind 6 to 8 mph.

    High: 77 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Clear, with a low around 59. South southwest wind 5 to 9 mph becoming light west southwest.

    Low: 59 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 77. South wind 3 to 8 mph.

    High: 77 °F

    Sunny

  • Thursday Night

    Thursday Night: Clear, with a low around 60.

    Low: 60 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 77.

    High: 77 °F

    Sunny

  • Friday Night

    Friday Night: Clear, with a low around 58.

    Low: 58 °F

    Clear

  • Saturday

    Saturday: Sunny, with a high near 75.

    High: 75 °F

    Sunny

Detailed Forecast

Today
Sunny, with a high near 77. North northeast wind 5 to 7 mph.
Tonight
Patchy smoke between midnight and 4am. Clear, with a low around 60. North wind 5 to 7 mph becoming light and variable.
Wednesday
Sunny, with a high near 77. South wind 6 to 8 mph.
Wednesday Night
Clear, with a low around 59. South southwest wind 5 to 9 mph becoming light west southwest.
Thursday
Sunny, with a high near 77. South wind 3 to 8 mph.
Thursday Night
Clear, with a low around 60.
Friday
Sunny, with a high near 77.
Friday Night
Clear, with a low around 58.
Saturday
Sunny, with a high near 75.
Saturday Night
Clear, with a low around 56.
Sunday
Sunny, with a high near 71.
Sunday Night
Clear, with a low around 53.
Monday
Sunny, with a high near 70.
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ABOUT THIS FORECAST

 
Point Forecast:
11 Miles WSW Weed CA
 41.37°N 122.58°W (Elev. 7195 ft)
11:15 pm PDT Aug 3, 2026
4am PDT Aug 4, 2026-6pm PDT Aug 10, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database