Current conditions at

Montague Siskiyou County Airport (KSIY)

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

Clear

28°F

-2°C

Humidity 79%
Wind Speed NE 3 MPH
Barometer 30.17 in (1021.67 mb)
Dewpoint 23°F (-5°C)
Visibility 10.00 mi
Last update 16 Apr 02:55 AM PDT
Extended Forecast for

5 Miles W Fort Jones CA

Frost Advisory until April 16, 09:00am
Freeze Warning April 17, 03:00am until April 17, 09:00am
Click here for hazard details and duration
Frost Advisory
Freeze Warning
  •  
    Frost Advisory until April 16, 09:00am

    NOW until 9:00am Thu

    Frost Advisory

  • Overnight

    Low: 25 °F

    Frost

  • Thursday

    Thursday: Widespread frost before 11am.  Otherwise, sunny, with a high near 50. Light north wind increasing to 8 to 13 mph in the morning. Winds could gust as high as 20 mph.

    High: 50 °F

    Frost then
    Sunny

  • Thursday Night

    Thursday Night: Widespread frost after 11pm.  Otherwise, mostly clear, with a low around 25. North northeast wind 5 to 10 mph becoming light and variable  in the evening.

    Low: 25 °F

    Frost

  • Friday

    Friday: Widespread frost before 11am.  Otherwise, sunny, with a high near 61. Light east northeast wind.

    High: 61 °F

    Frost then
    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 35. North northeast wind around 5 mph becoming light and variable  in the evening.

    Low: 35 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 68.

    High: 68 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 43.

    Low: 43 °F

    Mostly Cloudy

  • Sunday

    Sunday: A chance of rain.  Mostly cloudy, with a high near 59.

    High: 59 °F

    Chance Rain

Detailed Forecast

Overnight
Widespread frost. Otherwise, mostly clear, with a low around 25. Light northwest wind.
Thursday
Widespread frost before 11am. Otherwise, sunny, with a high near 50. Light north wind increasing to 8 to 13 mph in the morning. Winds could gust as high as 20 mph.
Thursday Night
Widespread frost after 11pm. Otherwise, mostly clear, with a low around 25. North northeast wind 5 to 10 mph becoming light and variable in the evening.
Friday
Widespread frost before 11am. Otherwise, sunny, with a high near 61. Light east northeast wind.
Friday Night
Partly cloudy, with a low around 35. North northeast wind around 5 mph becoming light and variable in the evening.
Saturday
Mostly sunny, with a high near 68.
Saturday Night
Mostly cloudy, with a low around 43.
Sunday
A chance of rain. Mostly cloudy, with a high near 59.
Sunday Night
A chance of rain. Snow level 6300 feet lowering to 5700 feet. Mostly cloudy, with a low around 39.
Monday
A chance of rain. Snow level 5300 feet. Mostly cloudy, with a high near 53.
Monday Night
A chance of rain. Snow level 5700 feet lowering to 5200 feet after midnight . Mostly cloudy, with a low around 35.
Tuesday
A chance of rain. Snow level 5100 feet rising to 5900 feet in the afternoon. Mostly cloudy, with a high near 54.
Tuesday Night
A slight chance of rain. Snow level 6200 feet lowering to 5400 feet after midnight . Mostly cloudy, with a low around 35.
Wednesday
A slight chance of rain. Snow level 5200 feet rising to 6000 feet in the afternoon. Partly sunny, with a high near 55.
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles W Fort Jones CA
 41.61°N 122.94°W (Elev. 2999 ft)
1:47 am PDT Apr 16, 2026
3am PDT Apr 16, 2026-6pm PDT Apr 22, 2026
 
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Additional Resources

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