Dangerous Heat Builds and Expands; Critical Fire Weather for the Southwest; Severe Thunderstorms for Plains and Midwest

Dangerous to record breaking heat will build across the center of the nation and slowly build eastward this week. Wildfire conditions remain critical for the Southwest and portions of the Great Basin through Monday. For the northern Plains and upper Midwest, severe thunderstorms with the potential for large to very large hail and severe winds are the primary hazards. Read More >

Current conditions at

Montague Siskiyou County Airport (KSIY)

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

Clear

43°F

6°C

Humidity 81%
Wind Speed N 0 MPH
Barometer 30.06 in (1017.95 mb)
Dewpoint 37°F (3°C)
Visibility 10.00 mi
Last update 29 Jun 04:35 AM PDT
Extended Forecast for

7 Miles NNE Montague CA

  • Today

    Today: Increasing clouds, with a high near 77. Light northwest wind becoming north 8 to 13 mph in the morning. Winds could gust as high as 20 mph.

    High: 77 °F

    Increasing
    Clouds

  • Tonight

    Tonight: Mostly clear, with a low around 45. North wind 11 to 16 mph decreasing to 5 to 10 mph after midnight. Winds could gust as high as 24 mph.

    Low: 45 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 78. Light northwest wind becoming north 8 to 13 mph in the afternoon. Winds could gust as high as 20 mph.

    High: 78 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 45. North wind 15 to 20 mph becoming west 6 to 11 mph after midnight. Winds could gust as high as 30 mph.

    Low: 45 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 79. Light and variable wind becoming northwest 5 to 7 mph in the afternoon.

    High: 79 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 45.

    Low: 45 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 82.

    High: 82 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 48.

    Low: 48 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 85.

    High: 85 °F

    Sunny

Detailed Forecast

Today
Increasing clouds, with a high near 77. Light northwest wind becoming north 8 to 13 mph in the morning. Winds could gust as high as 20 mph.
Tonight
Mostly clear, with a low around 45. North wind 11 to 16 mph decreasing to 5 to 10 mph after midnight. Winds could gust as high as 24 mph.
Tuesday
Sunny, with a high near 78. Light northwest wind becoming north 8 to 13 mph in the afternoon. Winds could gust as high as 20 mph.
Tuesday Night
Mostly clear, with a low around 45. North wind 15 to 20 mph becoming west 6 to 11 mph after midnight. Winds could gust as high as 30 mph.
Wednesday
Sunny, with a high near 79. Light and variable wind becoming northwest 5 to 7 mph in the afternoon.
Wednesday Night
Mostly clear, with a low around 45.
Thursday
Sunny, with a high near 82.
Thursday Night
Mostly clear, with a low around 48.
Friday
Sunny, with a high near 85.
Friday Night
Clear, with a low around 50.
Independence Day
Sunny, with a high near 92.
Saturday Night
Mostly clear, with a low around 55.
Sunday
Sunny, with a high near 93.
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ABOUT THIS FORECAST

 
Point Forecast:
7 Miles NNE Montague CA
 41.81°N 122.46°W (Elev. 2779 ft)
4:40 am PDT Jun 29, 2026
4am PDT Jun 29, 2026-6pm PDT Jul 5, 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