Excessive Rainfall and Potential Tropical Cyclone in the South; Severe Thunderstorms in the Midwest

Excessive rainfall may produce locally considerable flash flooding over parts of the northwestern Gulf Coast, lower Mississippi River Valley, and Deep South through Thursday. Potential Tropical Cyclone One is forecast to become a tropical storm (Arthur) as it moves along or just off the northwestern Gulf coast through Wednesday. An outbreak of severe weather is forecast in the Midwest Wednesday. Read More >

Hazardous Weather Conditions

Current conditions at

Alturas (KAAT)

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

Clear

90°F

32°C

Humidity 13%
Wind Speed W 5 MPH
Barometer 30.09 in (1018.96 mb)
Dewpoint 34°F (1°C)
Visibility 10.00 mi
Heat Index86°F (30°C)
Last update 16 Jun 01:20 PM PDT
Extended Forecast for

6 Miles E Canby CA

Heat Advisory June 16, 01:33pm until June 16, 11:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory June 16, 01:33pm until June 16, 11:00pm

    NOW until 11:00pm Tue

    Heat Advisory

  • This Afternoon

    High: 95 °F

    Sunny

  • Tonight

    Tonight: Clear, with a low around 51. West northwest wind 6 to 11 mph becoming light and variable  after midnight.

    Low: 51 °F

    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 92. Light and variable wind becoming west northwest 5 to 10 mph in the afternoon.

    High: 92 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 54. West northwest wind 5 to 10 mph becoming light north  after midnight.

    Low: 54 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 92. Calm wind becoming west 5 to 7 mph in the afternoon.

    High: 92 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 53.

    Low: 53 °F

    Partly Cloudy

  • Juneteenth

    Juneteenth: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 11am.  Mostly cloudy, with a high near 84. Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 84 °F

    Showers
    Likely

  • Friday Night

    Friday Night: A slight chance of rain before 11pm.  Partly cloudy, with a low around 47.

    Low: 47 °F

    Slight Chance
    Rain then
    Partly Cloudy

Detailed Forecast

This Afternoon
Sunny, with a high near 95. West northwest wind 7 to 11 mph.
Tonight
Clear, with a low around 51. West northwest wind 6 to 11 mph becoming light and variable after midnight.
Wednesday
Sunny, with a high near 92. Light and variable wind becoming west northwest 5 to 10 mph in the afternoon.
Wednesday Night
Mostly cloudy, with a low around 54. West northwest wind 5 to 10 mph becoming light north after midnight.
Thursday
Mostly sunny, with a high near 92. Calm wind becoming west 5 to 7 mph in the afternoon.
Thursday Night
Partly cloudy, with a low around 53.
Juneteenth
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 11am. Mostly cloudy, with a high near 84. Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Friday Night
A slight chance of rain before 11pm. Partly cloudy, with a low around 47.
Saturday
Sunny, with a high near 81.
Saturday Night
Mostly clear, with a low around 46.
Sunday
Sunny, with a high near 84.
Sunday Night
Mostly clear, with a low around 48.
Monday
Sunny, with a high near 89.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
6 Miles E Canby CA
 41.44°N 120.76°W (Elev. 4367 ft)
12:56 pm PDT Jun 16, 2026
1pm PDT Jun 16, 2026-6pm PDT Jun 22, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database