Areas of Dangerous Heat and Severe Thunderstorms

Dangerous heat will persist across the Southwest U.S. through Friday with daytime highs of 110-115°F. Heat across the southern Plains will briefly ease to near-normal by late week before returning over much of the Plains into next week. Scattered strong to severe thunderstorms are possible across parts of the Northeast U.S. on Thursday. Damaging wind, hail, and a tornado or two are possible. Read More >

Current conditions at

Alturas (KAAT)

Lat: 41.48362°NLon: 120.5615°WElev: 4383.0ft.

Clear

88°F

31°C

Humidity 14%
Wind Speed W 19 MPH
Barometer 30.07 in (1018.29 mb)
Dewpoint 34°F (1°C)
Visibility 10.00 mi
Heat Index84°F (29°C)
Last update 26 Aug 05:35 PM PDT
Extended Forecast for

Likely CA

Red Flag Warning until August 26, 08:00pm
Red Flag Warning August 27, 02:00pm until August 27, 08:00pm
Click here for hazard details and duration
Red Flag Warning
Red Flag Warning
  •  
    Red Flag Warning until August 26, 08:00pm

    NOW until 8:00pm Wed

    Red Flag Warning

  • This Afternoon

    High: 91 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 51. West southwest wind 5 to 8 mph becoming light and variable  after midnight.

    Low: 51 °F

    Mostly Cloudy

  • Thursday

    Thursday: Cloudy through mid morning, then gradual clearing, with a high near 90. Light and variable wind becoming west southwest 15 to 20 mph in the morning. Winds could gust as high as 30 mph.

    High: 90 °F

    Becoming
    Sunny

  • Thursday Night

    Thursday Night: Increasing clouds, with a low around 51. West wind 11 to 16 mph becoming light and variable. Winds could gust as high as 24 mph.

    Low: 51 °F

    Increasing
    Clouds

  • Friday

    Friday: A slight chance of rain before 11am, then a chance of showers between 11am and 2pm, then a chance of showers and thunderstorms after 2pm.  Mostly cloudy, with a high near 83. South southwest wind 7 to 14 mph, with gusts as high as 21 mph.  Chance of precipitation is 40%.

    High: 83 °F

    Chance
    Showers

  • Friday Night

    Friday Night: A slight chance of showers and thunderstorms before 8pm, then a slight chance of showers between 8pm and 11pm.  Mostly clear, with a low around 44. Chance of precipitation is 20%.

    Low: 44 °F

    Slight Chance
    T-storms then
    Clear

  • Saturday

    Saturday: Sunny, with a high near 84.

    High: 84 °F

    Sunny

  • Saturday Night

    Saturday Night: Clear, with a low around 41.

    Low: 41 °F

    Clear

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 91. West southwest wind around 15 mph, with gusts as high as 23 mph.
Tonight
Mostly cloudy, with a low around 51. West southwest wind 5 to 8 mph becoming light and variable after midnight.
Thursday
Cloudy through mid morning, then gradual clearing, with a high near 90. Light and variable wind becoming west southwest 15 to 20 mph in the morning. Winds could gust as high as 30 mph.
Thursday Night
Increasing clouds, with a low around 51. West wind 11 to 16 mph becoming light and variable. Winds could gust as high as 24 mph.
Friday
A slight chance of rain before 11am, then a chance of showers between 11am and 2pm, then a chance of showers and thunderstorms after 2pm. Mostly cloudy, with a high near 83. South southwest wind 7 to 14 mph, with gusts as high as 21 mph. Chance of precipitation is 40%.
Friday Night
A slight chance of showers and thunderstorms before 8pm, then a slight chance of showers between 8pm and 11pm. Mostly clear, with a low around 44. Chance of precipitation is 20%.
Saturday
Sunny, with a high near 84.
Saturday Night
Clear, with a low around 41.
Sunday
Sunny, with a high near 84.
Sunday Night
Clear, with a low around 44.
Monday
Sunny, with a high near 85.
Monday Night
Mostly clear, with a low around 40.
Tuesday
Mostly sunny, with a high near 81.
Tuesday Night
Mostly clear, with a low around 39.
Wednesday
Sunny, with a high near 81.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
Likely CA
 41.24°N 120.5°W (Elev. 4590 ft)
4:40 pm PDT Aug 26, 2026
5pm PDT Aug 26, 2026-6pm PDT Sep 2, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database