Current conditions at
Montague Siskiyou County Airport (KSIY)
Lat: 41.77375°NLon: 122.46817°WElev: 2644.0ft.
Clear
42°F
6°C
| Humidity | 48% |
| Wind Speed | WNW 11 MPH |
| Barometer | 30.04 in (1017.27 mb) |
| Dewpoint | 24°F (-4°C) |
| Visibility | 10.00 mi |
| Wind Chill | 36°F (2°C) |
| Last update | 15 Apr 08:53 PM PDT |
Extended Forecast for
Montague CA
Tonight

Low: 27 °F
Frost
Thursday

High: 52 °F
Frost then
SunnyThursday Night

Low: 24 °F
Frost
Friday

High: 63 °F
Frost then
SunnyFriday Night

Low: 33 °F
Partly Cloudy
Saturday

High: 69 °F
Mostly Sunny
Saturday Night

Low: 41 °F
Mostly Cloudy
Sunday

High: 63 °F
Chance Rain
Sunday Night

Low: 41 °F
Chance Rain
Detailed Forecast
Tonight
Widespread frost after 11pm. Otherwise, partly cloudy, with a low around 27. North northwest wind 5 to 10 mph becoming light and variable after midnight.
Thursday
Widespread frost before 11am. Otherwise, sunny, with a high near 52. Light north wind increasing to 6 to 11 mph in the afternoon.
Thursday Night
Widespread frost after 11pm. Otherwise, clear, with a low around 24. North wind 9 to 14 mph becoming light north northeast in the evening. Winds could gust as high as 21 mph.
Friday
Widespread frost before 11am. Otherwise, sunny, with a high near 63. Calm wind.
Friday Night
Partly cloudy, with a low around 33. Calm wind.
Saturday
Mostly sunny, with a high near 69.
Saturday Night
Mostly cloudy, with a low around 41.
Sunday
A chance of rain, mainly after 11am. Mostly cloudy, with a high near 63.
Sunday Night
A chance of rain, mainly before 11pm. Snow level 6400 feet lowering to 5600 feet after midnight . Mostly cloudy, with a low around 41.
Monday
A slight chance of rain after 11am. Snow level 5400 feet. Partly sunny, with a high near 63.
Monday Night
Mostly cloudy, with a low around 38.
Tuesday
A slight chance of rain. Snow level 5100 feet rising to 5900 feet in the afternoon. Partly sunny, with a high near 59.
Tuesday Night
A slight chance of rain. Snow level 6200 feet lowering to 5600 feet after midnight . Mostly cloudy, with a low around 37.
Wednesday
Partly sunny, with a high near 59.
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ABOUT THIS FORECAST
Point Forecast:
Montague CA
41.72°N 122.53°W (Elev. 2598 ft)
41.72°N 122.53°W (Elev. 2598 ft)
7:57 pm PDT Apr 15, 2026
9pm PDT Apr 15, 2026-6pm PDT Apr 22, 2026


