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

Dangerous Heat to Continue through the Holiday Weekend; Severe Storms on Friday from the Plains to the Mid-Atlantic

Dangerous, record-breaking heat will continue across most of the central and eastern U.S through Friday then focusing across the eastern U.S. through the Independence Day holiday weekend. Peak heat indices of up to 115 degrees are possible. Isolated to scattered severe thunderstorms are possible from the northern/central Plains into the Midwest, Ohio Valley, and Mid-Atlantic Friday. Read More >

Current conditions at

Montague Siskiyou County Airport (KSIY)

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

Clear

63°F

17°C

Humidity 48%
Wind Speed N 9 MPH
Barometer 30.04 in (1017.27 mb)
Dewpoint 43°F (6°C)
Visibility 10.00 mi
Last update 03 Jul 01:35 AM PDT
Extended Forecast for

Montague CA

  • Overnight

    Overnight: Clear, with a low around 50. North wind around 5 mph becoming light and variable.

    Low: 50 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 93. Calm wind becoming north around 5 mph in the afternoon.

    High: 93 °F

    Sunny

  • Friday Night

    Friday Night: Clear, with a low around 54. North wind 9 to 14 mph becoming light north northeast in the evening. Winds could gust as high as 21 mph.

    Low: 54 °F

    Clear

  • Independence Day

    Independence Day: Sunny and hot, with a high near 97. Calm wind becoming north northwest around 5 mph in the afternoon.

    High: 97 °F

    Hot

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 56. North wind 9 to 14 mph becoming light northeast after midnight. Winds could gust as high as 21 mph.

    Low: 56 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny and hot, with a high near 97.

    High: 97 °F

    Hot

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 58.

    Low: 58 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny and hot, with a high near 96.

    High: 96 °F

    Hot

  • Monday Night

    Monday Night: Mostly clear, with a low around 58.

    Low: 58 °F

    Mostly Clear

Detailed Forecast

Overnight
Clear, with a low around 50. North wind around 5 mph becoming light and variable.
Friday
Sunny, with a high near 93. Calm wind becoming north around 5 mph in the afternoon.
Friday Night
Clear, with a low around 54. North wind 9 to 14 mph becoming light north northeast in the evening. Winds could gust as high as 21 mph.
Independence Day
Sunny and hot, with a high near 97. Calm wind becoming north northwest around 5 mph in the afternoon.
Saturday Night
Mostly clear, with a low around 56. North wind 9 to 14 mph becoming light northeast after midnight. Winds could gust as high as 21 mph.
Sunday
Sunny and hot, with a high near 97.
Sunday Night
Partly cloudy, with a low around 58.
Monday
Mostly sunny and hot, with a high near 96.
Monday Night
Mostly clear, with a low around 58.
Tuesday
Sunny, with a high near 95.
Tuesday Night
Mostly clear, with a low around 56.
Wednesday
Sunny, with a high near 93.
Wednesday Night
Clear, with a low around 54.
Thursday
Sunny, with a high near 93.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Montague CA
 41.72°N 122.53°W (Elev. 2598 ft)
Last Update:
1:12 am PDT Jul 3, 2026
Forecast Valid:
1am PDT Jul 3, 2026-6pm PDT Jul 9, 2026
 
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