Heavy Rainfall and Severe Thunderstorms in the Midwest and Ohio Valley Tuesday

Multiple rounds of severe thunderstorms appear likely Tuesday across the Midwest and Ohio Valley, with severe wind gusts in excess of 75 mph as the primary threat. Heavy to excessive rainfall may lead to considerable flash and urban flooding impacts Tuesday across portions of the Ohio Valley. A Moderate Risk (level 3 of 4) of excessive rainfall has been issued. Read More >

Current conditions at

Montague Siskiyou County Airport (KSIY)

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

Clear

82°F

28°C

Humidity 23%
Wind Speed N 12 MPH
Barometer 29.94 in (1013.89 mb)
Dewpoint 41°F (5°C)
Visibility 10.00 mi
Heat Index80°F (27°C)
Last update 10 Aug 08:00 PM PDT
Extended Forecast for

Montague CA

  • Tonight

    Tonight: Clear, with a low around 56. North wind 5 to 10 mph becoming light north northeast  after midnight.

    Low: 56 °F

    Clear

  • Tuesday

    Tuesday: Patchy smoke between 10am and 3pm. Sunny, with a high near 94. Light and variable wind becoming north 11 to 16 mph in the afternoon. Winds could gust as high as 24 mph.

    High: 94 °F

    Patchy Smoke

  • Tuesday Night

    Tuesday Night: Clear, with a low around 55. North wind 11 to 16 mph becoming light  after midnight. Winds could gust as high as 24 mph.

    Low: 55 °F

    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 91. Calm wind becoming north 5 to 8 mph in the afternoon.

    High: 91 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Clear, with a low around 53. North wind 13 to 18 mph decreasing to 5 to 10 mph after midnight. Winds could gust as high as 29 mph.

    Low: 53 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 90.

    High: 90 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 54.

    Low: 54 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 91.

    High: 91 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 54.

    Low: 54 °F

    Mostly Clear

Detailed Forecast

Tonight
Clear, with a low around 56. North wind 5 to 10 mph becoming light north northeast after midnight.
Tuesday
Patchy smoke between 10am and 3pm. Sunny, with a high near 94. Light and variable wind becoming north 11 to 16 mph in the afternoon. Winds could gust as high as 24 mph.
Tuesday Night
Clear, with a low around 55. North wind 11 to 16 mph becoming light after midnight. Winds could gust as high as 24 mph.
Wednesday
Sunny, with a high near 91. Calm wind becoming north 5 to 8 mph in the afternoon.
Wednesday Night
Clear, with a low around 53. North wind 13 to 18 mph decreasing to 5 to 10 mph after midnight. Winds could gust as high as 29 mph.
Thursday
Sunny, with a high near 90.
Thursday Night
Mostly clear, with a low around 54.
Friday
Sunny, with a high near 91.
Friday Night
Mostly clear, with a low around 54.
Saturday
Sunny, with a high near 91.
Saturday Night
Partly cloudy, with a low around 55.
Sunday
Mostly sunny, with a high near 90.
Sunday Night
Partly cloudy, with a low around 55.
Monday
Mostly sunny, with a high near 87.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
Montague CA
 41.74°N 122.53°W (Elev. 2589 ft)
4:40 pm PDT Aug 10, 2026
8pm PDT Aug 10, 2026-6pm PDT Aug 17, 2026
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database