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

Heavy Rainfall Across South Texas; Heat in the West

Excessive rainfall may produce locally considerable flash flooding over parts of South Texas, the western Gulf Coast, and Lower Mississippi River Valley through Thursday. Hot temperatures will persist over central and northern California and the Pacific Northwest through today. Read More >

Hazardous Weather Conditions

Current conditions at

Alturas (KAAT)

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

Clear

73°F

23°C

Humidity 27%
Wind Speed N 0 MPH
Barometer 30.17 in (1021.67 mb)
Dewpoint 37°F (3°C)
Visibility 10.00 mi
Last update 15 Jun 10:00 PM PDT
Extended Forecast for

15 Miles WNW Canby CA

Heat Advisory June 15, 10:26pm until June 16, 11:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory June 15, 10:26pm until June 16, 11:00pm

    NOW until 11:00pm Tue

    Heat Advisory

  • Tonight

    Low: 56 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 92. Calm wind becoming northwest 5 to 8 mph in the afternoon. Winds could gust as high as 22 mph.

    High: 92 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 55. Northwest wind 5 to 10 mph becoming light north after midnight. Winds could gust as high as 26 mph.

    Low: 55 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 90. Northwest wind 3 to 6 mph.

    High: 90 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 55. North northwest wind 5 to 7 mph becoming calm after midnight. Winds could gust as high as 18 mph.

    Low: 55 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 92.

    High: 92 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 55.

    Low: 55 °F

    Mostly Clear

  • Juneteenth

    Juneteenth: A slight chance of showers and thunderstorms after 11am. Mostly sunny, with a high near 82.

    High: 82 °F

    Slight Chance
    T-storms

Detailed Forecast

Tonight
Mostly clear, with a low around 56. North wind 3 to 6 mph.
Tuesday
Sunny, with a high near 92. Calm wind becoming northwest 5 to 8 mph in the afternoon. Winds could gust as high as 22 mph.
Tuesday Night
Mostly clear, with a low around 55. Northwest wind 5 to 10 mph becoming light north after midnight. Winds could gust as high as 26 mph.
Wednesday
Sunny, with a high near 90. Northwest wind 3 to 6 mph.
Wednesday Night
Mostly clear, with a low around 55. North northwest wind 5 to 7 mph becoming calm after midnight. Winds could gust as high as 18 mph.
Thursday
Sunny, with a high near 92.
Thursday Night
Mostly clear, with a low around 55.
Juneteenth
A slight chance of showers and thunderstorms after 11am. Mostly sunny, with a high near 82.
Friday Night
A chance of rain before 11pm. Partly cloudy, with a low around 51.
Saturday
Sunny, with a high near 80.
Saturday Night
Mostly clear, with a low around 50.
Sunday
Sunny, with a high near 83.
Sunday Night
Mostly clear, with a low around 50.
Monday
Sunny, with a high near 86.
Basemap Options
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
15 Miles WNW Canby CA
 41.55°N 121.11°W (Elev. 4738 ft)
Last Update:
4:40 pm PDT Jun 15, 2026
Forecast Valid:
10pm PDT Jun 15, 2026-6pm PDT Jun 22, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation