Hazardous Weather Conditions

Current conditions at

Montague Siskiyou County Airport (KSIY)

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

Clear

99°F

37°C

Humidity 16%
Wind Speed N 14 MPH
Barometer 29.99 in (1015.58 mb)
Dewpoint 45°F (7°C)
Visibility 10.00 mi
Heat Index95°F (35°C)
Last update 07 Aug 06:35 PM PDT
Extended Forecast for

Montague CA

Heat Advisory August 7, 06:54pm until August 8, 11:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory August 7, 06:54pm until August 8, 11:00pm

    NOW until 11:00pm Sat

    Heat Advisory

  • Tonight

    Low: 61 °F

    Patchy Smoke
    then Clear

  • Saturday

    Saturday: Patchy smoke before 3pm, then patchy smoke after 5pm. Sunny and hot, with a high near 102. Light and variable wind becoming north 10 to 15 mph in the afternoon. Winds could gust as high as 25 mph.

    High: 102 °F

    Patchy Smoke

  • Saturday Night

    Saturday Night: Patchy smoke before 8pm. Mostly clear, with a low around 57. North wind 11 to 16 mph becoming light  after midnight. Winds could gust as high as 28 mph.

    Low: 57 °F

    Patchy Smoke
    then Mostly
    Clear

  • Sunday

    Sunday: Sunny and hot, with a high near 96. Light north northwest wind.

    High: 96 °F

    Hot

  • Sunday Night

    Sunday Night: Clear, with a low around 55. North wind 11 to 16 mph becoming light  after midnight. Winds could gust as high as 26 mph.

    Low: 55 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 95.

    High: 95 °F

    Sunny

  • Monday Night

    Monday Night: Clear, with a low around 56.

    Low: 56 °F

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 93.

    High: 93 °F

    Sunny

Detailed Forecast

Tonight
Patchy smoke before 10pm. Clear, with a low around 61. North wind 6 to 11 mph becoming light in the evening. Winds could gust as high as 20 mph.
Saturday
Patchy smoke before 3pm, then patchy smoke after 5pm. Sunny and hot, with a high near 102. Light and variable wind becoming north 10 to 15 mph in the afternoon. Winds could gust as high as 25 mph.
Saturday Night
Patchy smoke before 8pm. Mostly clear, with a low around 57. North wind 11 to 16 mph becoming light after midnight. Winds could gust as high as 28 mph.
Sunday
Sunny and hot, with a high near 96. Light north northwest wind.
Sunday Night
Clear, with a low around 55. North wind 11 to 16 mph becoming light after midnight. Winds could gust as high as 26 mph.
Monday
Sunny, with a high near 95.
Monday Night
Clear, with a low around 56.
Tuesday
Sunny, with a high near 93.
Tuesday Night
Clear, with a low around 55.
Wednesday
Sunny, with a high near 94.
Wednesday Night
Mostly clear, with a low around 56.
Thursday
Sunny, with a high near 95.
Thursday Night
Mostly clear, with a low around 58.
Friday
A slight chance of showers. Sunny, with a high near 95.
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ABOUT THIS FORECAST

 
Point Forecast:
Montague CA
 41.74°N 122.53°W (Elev. 2589 ft)
4:40 pm PDT Aug 7, 2026
6pm PDT Aug 7, 2026-6pm PDT Aug 14, 2026
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database