Hazardous Weather Conditions

Current conditions at

Montague Siskiyou County Airport (KSIY)

Lat: 41.77375°NLon: 122.46817°WElev: 2644.0ft.

Clear

77°F

25°C

Humidity 33%
Wind Speed NNE 5 MPH
Barometer 29.89 in (1012.19 mb)
Dewpoint 46°F (8°C)
Visibility 10.00 mi
Heat Index78°F (26°C)
Last update 15 Jul 10:20 PM PDT
Extended Forecast for

Etna CA

Heat Advisory July 15, 10:33pm until July 16, 08:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory July 15, 10:33pm until July 16, 08:00pm

    NOW until 8:00pm Wed

    Heat Advisory

  • Tonight

    Low: 63 °F

    Smoke

  • Wednesday

    Wednesday: Widespread haze after 9am. Patchy smoke before 9am, then patchy smoke after 5pm. Sunny and hot, with a high near 96. Light and variable wind.

    High: 96 °F

    Haze

  • Wednesday Night

    Wednesday Night: Patchy smoke. Mostly clear, with a low around 63. West northwest wind around 6 mph becoming light and variable  after midnight.

    Low: 63 °F

    Patchy Smoke

  • Thursday

    Thursday: Widespread haze between 10am and 2pm. Patchy smoke before 10am. Sunny, with a high near 93. Calm wind becoming west southwest around 5 mph in the afternoon.

    High: 93 °F

    Haze

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 62. West wind 5 to 7 mph becoming light and variable  after midnight.

    Low: 62 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 92.

    High: 92 °F

    Sunny

  • Friday Night

    Friday Night: Clear, with a low around 60.

    Low: 60 °F

    Clear

  • Saturday

    Saturday: Sunny, with a high near 91.

    High: 91 °F

    Sunny

Detailed Forecast

Tonight
Widespread smoke, mainly before 11pm. Clear, with a low around 63. South southwest wind 3 to 6 mph.
Wednesday
Widespread haze after 9am. Patchy smoke before 9am, then patchy smoke after 5pm. Sunny and hot, with a high near 96. Light and variable wind.
Wednesday Night
Patchy smoke. Mostly clear, with a low around 63. West northwest wind around 6 mph becoming light and variable after midnight.
Thursday
Widespread haze between 10am and 2pm. Patchy smoke before 10am. Sunny, with a high near 93. Calm wind becoming west southwest around 5 mph in the afternoon.
Thursday Night
Mostly clear, with a low around 62. West wind 5 to 7 mph becoming light and variable after midnight.
Friday
Sunny, with a high near 92.
Friday Night
Clear, with a low around 60.
Saturday
Sunny, with a high near 91.
Saturday Night
Clear, with a low around 58.
Sunday
Sunny, with a high near 91.
Sunday Night
Mostly clear, with a low around 58.
Monday
Sunny, with a high near 90.
Monday Night
Mostly clear, with a low around 58.
Tuesday
Sunny, with a high near 89.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
Etna CA
 41.46°N 122.9°W (Elev. 3061 ft)
8:28 pm PDT Jul 15, 2025
10pm PDT Jul 15, 2025-6pm PDT Jul 22, 2025
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database