National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Severe Thunderstorms in the Midwest and Arizona; Heat Continues in the Southeast and Southwest

Thunderstorms, some severe, may lead to scattered instances of flash flooding across the Midwest and Ohio Valley and southern Arizona. The threat will shift to the Mid-Atlantic coast on Thursday. Dangerous heat persists in the South and Southeast while building into the Southwest. Overnight lows will be so warm that little-to-no relief from the scorching daytime highs will be available. Read More >

Hazardous Weather Conditions

Current conditions at

Alturas (KAAT)

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

Clear

66°F

19°C

Humidity 29%
Wind Speed ENE 4 MPH
Barometer 30.1 in (1019.3 mb)
Dewpoint 34°F (1°C)
Visibility 10.00 mi
Last update 19 Aug 10:35 PM PDT
Extended Forecast for

4 Miles NNW Likely CA

Fire Weather Watch August 21, 02:00pm until August 21, 09:00pm
Click here for hazard details and duration
Fire Weather Watch

  • Tonight

    Tonight: Clear, with a low around 50. Light south wind.

    Low: 50 °F

    Clear

  • Thursday

    Thursday: Increasing clouds, with a high near 93. Calm wind becoming west 5 to 9 mph in the afternoon. Winds could gust as high as 21 mph.

    High: 93 °F

    Increasing
    Clouds

  • Thursday Night

    Thursday Night: Mostly cloudy, then gradually becoming mostly clear, with a low around 52. West wind 5 to 7 mph becoming calm in the evening.

    Low: 52 °F

    Decreasing
    Clouds

  • Friday

    Friday: Mostly sunny, with a high near 92. Light south wind becoming south southwest 8 to 13 mph in the afternoon. Winds could gust as high as 26 mph.

    High: 92 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 49. Southwest wind 8 to 13 mph becoming light south. Winds could gust as high as 26 mph.

    Low: 49 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 88.

    High: 88 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 43.

    Low: 43 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 88.

    High: 88 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 46.

    Low: 46 °F

    Mostly Clear

Detailed Forecast

Tonight
Clear, with a low around 50. Light south wind.
Thursday
Increasing clouds, with a high near 93. Calm wind becoming west 5 to 9 mph in the afternoon. Winds could gust as high as 21 mph.
Thursday Night
Mostly cloudy, then gradually becoming mostly clear, with a low around 52. West wind 5 to 7 mph becoming calm in the evening.
Friday
Mostly sunny, with a high near 92. Light south wind becoming south southwest 8 to 13 mph in the afternoon. Winds could gust as high as 26 mph.
Friday Night
Partly cloudy, with a low around 49. Southwest wind 8 to 13 mph becoming light south. Winds could gust as high as 26 mph.
Saturday
Sunny, with a high near 88.
Saturday Night
Mostly clear, with a low around 43.
Sunday
Sunny, with a high near 88.
Sunday Night
Mostly clear, with a low around 46.
Monday
Sunny, with a high near 89.
Monday Night
Partly cloudy, with a low around 46.
Tuesday
Sunny, with a high near 88.
Tuesday Night
Mostly clear, with a low around 45.
Wednesday
Sunny, with a high near 87.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles NNW Likely CA
 41.3°N 120.54°W (Elev. 4380 ft)
Last Update:
10:40 pm PDT Aug 19, 2026
Forecast Valid:
10pm PDT Aug 19, 2026-6pm PDT Aug 26, 2026
 
Forecast Discussion
 
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Additional Resources

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