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

Areas of Severe Thunderstorms and Excessive Rainfall; Heat Wave Builds in the Intermountain West and Plains

A slow moving front will bring rounds of strong to severe thunderstorms and heavy rainfall to the central Plains eastward to the east-central U.S.. The first widespread significant heat wave of summer for the Intermountain West and Plains is expected to develop today and expand through next week. Dangerous heat will continue to impact portions of the Southwest and Southeast. Read More >

Current conditions at

Montague Siskiyou County Airport (KSIY)

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

Clear

75°F

24°C

Humidity 27%
Wind Speed N 0 MPH
Barometer 29.93 in (1013.55 mb)
Dewpoint 39°F (4°C)
Visibility 10.00 mi
Last update 10 Jul 10:00 AM PDT
Extended Forecast for

10 Miles E Montague CA

  • Today

    Today: Sunny, with a high near 90. West wind 5 to 14 mph, with gusts as high as 24 mph.

    High: 90 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 58. North northwest wind 11 to 16 mph becoming light and variable after midnight. Winds could gust as high as 26 mph.

    Low: 58 °F

    Mostly Clear

  • Saturday

    Saturday: Partly sunny, with a high near 89. Calm wind becoming west 5 to 9 mph in the afternoon. Winds could gust as high as 18 mph.

    High: 89 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 61. West northwest wind 11 to 16 mph becoming light and variable after midnight. Winds could gust as high as 28 mph.

    Low: 61 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 91. Light and variable wind becoming west 6 to 11 mph in the afternoon. Winds could gust as high as 23 mph.

    High: 91 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 64.

    Low: 64 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 89.

    High: 89 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 63.

    Low: 63 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 91.

    High: 91 °F

    Sunny

Detailed Forecast

Today
Sunny, with a high near 90. West wind 5 to 14 mph, with gusts as high as 24 mph.
Tonight
Mostly clear, with a low around 58. North northwest wind 11 to 16 mph becoming light and variable after midnight. Winds could gust as high as 26 mph.
Saturday
Partly sunny, with a high near 89. Calm wind becoming west 5 to 9 mph in the afternoon. Winds could gust as high as 18 mph.
Saturday Night
Partly cloudy, with a low around 61. West northwest wind 11 to 16 mph becoming light and variable after midnight. Winds could gust as high as 28 mph.
Sunday
Mostly sunny, with a high near 91. Light and variable wind becoming west 6 to 11 mph in the afternoon. Winds could gust as high as 23 mph.
Sunday Night
Partly cloudy, with a low around 64.
Monday
Mostly sunny, with a high near 89.
Monday Night
Partly cloudy, with a low around 63.
Tuesday
Sunny, with a high near 91.
Tuesday Night
Mostly clear, with a low around 63.
Wednesday
Sunny, with a high near 92.
Wednesday Night
Clear, with a low around 62.
Thursday
Sunny, with a high near 94.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
10 Miles E Montague CA
 41.73°N 122.32°W (Elev. 3199 ft)
Last Update:
4:40 am PDT Jul 10, 2026
Forecast Valid:
10am PDT Jul 10, 2026-6pm PDT Jul 16, 2026
 
Forecast Discussion
 
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