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

HIDDEN VALLEY (HDVC1)

Lat: 40.44192°NLon: 120.62694°WElev: 4452.0ft.

NA

88°F

31°C

Humidity 12%
Wind Speed SSW 4 MPH
Barometer NA
Dewpoint 29°F (-2°C)
Visibility NA
Heat Index84°F (29°C)
Last update 04 Aug 12:11 PM PDT
Extended Forecast for

3 Miles SSW Susanville CA

Heat Advisory August 5, 08:00am until August 9, 08:00am
Click here for hazard details and duration
Heat Advisory
  • This Afternoon

    This Afternoon: Widespread haze before 4pm. Patchy smoke before 4pm. Sunny, with a high near 98. East wind around 5 mph.

    High: 98 °F

    Haze

  • Tonight

    Tonight: Mostly clear, with a low around 61. West wind 5 to 10 mph.

    Low: 61 °F

    Mostly Clear

  • Wednesday

    Wednesday: Patchy smoke between 10am and 4pm. Sunny, with a high near 97. West wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 97 °F

    Patchy Smoke

  • Wednesday Night

    Wednesday Night: Patchy smoke after midnight. Clear, with a low around 59. West wind 5 to 10 mph, with gusts as high as 20 mph.

    Low: 59 °F

    Clear then
    Patchy Smoke

  • Thursday

    Thursday: Sunny, with a high near 99. West wind 5 to 10 mph becoming south in the morning.

    High: 99 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 61. West wind 5 to 10 mph, with gusts as high as 20 mph.

    Low: 61 °F

    Mostly Clear

  • Friday

    Friday: Sunny and hot, with a high near 100.

    High: 100 °F

    Hot

  • Friday Night

    Friday Night: Clear, with a low around 62.

    Low: 62 °F

    Clear

  • Saturday

    Saturday: Sunny, with a high near 98.

    High: 98 °F

    Sunny

Detailed Forecast

This Afternoon
Widespread haze before 4pm. Patchy smoke before 4pm. Sunny, with a high near 98. East wind around 5 mph.
Tonight
Mostly clear, with a low around 61. West wind 5 to 10 mph.
Wednesday
Patchy smoke between 10am and 4pm. Sunny, with a high near 97. West wind 5 to 10 mph, with gusts as high as 20 mph.
Wednesday Night
Patchy smoke after midnight. Clear, with a low around 59. West wind 5 to 10 mph, with gusts as high as 20 mph.
Thursday
Sunny, with a high near 99. West wind 5 to 10 mph becoming south in the morning.
Thursday Night
Mostly clear, with a low around 61. West wind 5 to 10 mph, with gusts as high as 20 mph.
Friday
Sunny and hot, with a high near 100.
Friday Night
Clear, with a low around 62.
Saturday
Sunny, with a high near 98.
Saturday Night
Mostly clear, with a low around 62.
Sunday
Sunny, with a high near 97.
Sunday Night
Clear, with a low around 62.
Monday
Sunny, with a high near 94.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SSW Susanville CA
 40.36°N 120.69°W (Elev. 4429 ft)
11:30 am PDT Aug 4, 2026
1pm 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