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

Hazardous Weather Conditions

Current conditions at

Montague Siskiyou County Airport (KSIY)

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

Clear

84°F

29°C

Humidity 32%
Wind Speed N 11 MPH
Barometer 30.0 in (1015.92 mb)
Dewpoint 52°F (11°C)
Visibility 10.00 mi
Heat Index82°F (28°C)
Last update 12 Jul 09:20 PM PDT
Extended Forecast for

9 Miles NE Montague CA

Extreme Heat Warning July 12, 09:41pm until July 14, 08:00pm
Click here for hazard details and duration
Extreme Heat Warning
  •  
    Extreme Heat Warning July 12, 09:41pm until July 14, 08:00pm

    NOW until 8:00pm Mon

    Extreme Heat Warning

  • Tonight

    Low: 66 °F

    Clear

  • Sunday

    Sunday: Sunny and hot, with a high near 102. Light and variable wind becoming north northwest 6 to 11 mph in the afternoon.

    High: 102 °F

    Hot

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 66. North wind 11 to 16 mph decreasing to 5 to 10 mph after midnight. Winds could gust as high as 26 mph.

    Low: 66 °F

    Mostly Clear

  • Monday

    Monday: Sunny and hot, with a high near 99. Light north wind becoming north northwest 6 to 11 mph in the afternoon. Winds could gust as high as 20 mph.

    High: 99 °F

    Hot

  • Monday Night

    Monday Night: Clear, with a low around 63. North northwest wind 11 to 16 mph decreasing to 5 to 10 mph after midnight. Winds could gust as high as 24 mph.

    Low: 63 °F

    Clear

  • Tuesday

    Tuesday: Sunny and hot, with a high near 101.

    High: 101 °F

    Hot

  • Tuesday Night

    Tuesday Night: Clear, with a low around 64.

    Low: 64 °F

    Clear

  • Wednesday

    Wednesday: Sunny and hot, with a high near 98.

    High: 98 °F

    Hot

Detailed Forecast

Tonight
Clear, with a low around 66. North wind 5 to 10 mph becoming light northeast after midnight. Winds could gust as high as 20 mph.
Sunday
Sunny and hot, with a high near 102. Light and variable wind becoming north northwest 6 to 11 mph in the afternoon.
Sunday Night
Mostly clear, with a low around 66. North wind 11 to 16 mph decreasing to 5 to 10 mph after midnight. Winds could gust as high as 26 mph.
Monday
Sunny and hot, with a high near 99. Light north wind becoming north northwest 6 to 11 mph in the afternoon. Winds could gust as high as 20 mph.
Monday Night
Clear, with a low around 63. North northwest wind 11 to 16 mph decreasing to 5 to 10 mph after midnight. Winds could gust as high as 24 mph.
Tuesday
Sunny and hot, with a high near 101.
Tuesday Night
Clear, with a low around 64.
Wednesday
Sunny and hot, with a high near 98.
Wednesday Night
Mostly clear, with a low around 63.
Thursday
Sunny and hot, with a high near 96.
Thursday Night
Mostly clear, with a low around 61.
Friday
Sunny and hot, with a high near 96.
Friday Night
Mostly clear, with a low around 61.
Saturday
Sunny and hot, with a high near 98.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
9 Miles NE Montague CA
 41.82°N 122.41°W (Elev. 2746 ft)
Last Update:
4:41 pm PDT Jul 12, 2025
Forecast Valid:
9pm PDT Jul 12, 2025-6pm PDT Jul 19, 2025
 
Forecast Discussion
 
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Additional Resources

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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