Current conditions at

Montague Siskiyou County Airport (KSIY)

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

Clear

34°F

1°C

Humidity 74%
Wind Speed N 11 MPH
Barometer 30.14 in (1020.66 mb)
Dewpoint 26°F (-3°C)
Visibility 10.00 mi
Wind Chill26°F (-3°C)
Last update 16 Apr 12:35 AM PDT
Extended Forecast for

6 Miles WSW Fort Jones CA

Frost Advisory April 16, 03:00am 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
  • Overnight

    Overnight: Widespread frost.  Otherwise, mostly clear, with a low around 24. North wind 3 to 7 mph.

    Low: 24 °F

    Frost

  • Thursday

    Thursday: Widespread frost before 11am.  Otherwise, sunny, with a high near 52. Light north northwest wind becoming north 8 to 13 mph in the morning. Winds could gust as high as 20 mph.

    High: 52 °F

    Frost then
    Sunny

  • Thursday Night

    Thursday Night: Widespread frost after 11pm.  Otherwise, mostly clear, with a low around 25. North wind 5 to 9 mph becoming calm  after midnight.

    Low: 25 °F

    Frost

  • Friday

    Friday: Widespread frost before 11am.  Otherwise, sunny, with a high near 63. Calm wind becoming east around 5 mph in the afternoon.

    High: 63 °F

    Frost then
    Mostly Sunny

  • Friday Night

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

    Low: 35 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 70.

    High: 70 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: A 20 percent chance of rain after 11pm.  Mostly cloudy, with a low around 42.

    Low: 42 °F

    Slight Chance
    Rain

  • Sunday

    Sunday: A chance of rain.  Mostly cloudy, with a high near 61.

    High: 61 °F

    Chance Rain

  • Sunday Night

    Sunday Night: A chance of rain.  Snow level 6300 feet lowering to 5700 feet. Mostly cloudy, with a low around 38.

    Low: 38 °F

    Chance Rain

Detailed Forecast

Overnight
Widespread frost. Otherwise, mostly clear, with a low around 24. North wind 3 to 7 mph.
Thursday
Widespread frost before 11am. Otherwise, sunny, with a high near 52. Light north northwest wind becoming north 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 wind 5 to 9 mph becoming calm after midnight.
Friday
Widespread frost before 11am. Otherwise, sunny, with a high near 63. Calm wind becoming east around 5 mph in the afternoon.
Friday Night
Mostly clear, 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 70.
Saturday Night
A 20 percent chance of rain after 11pm. Mostly cloudy, with a low around 42.
Sunday
A chance of rain. Mostly cloudy, with a high near 61.
Sunday Night
A chance of rain. Snow level 6300 feet lowering to 5700 feet. Mostly cloudy, with a low around 38.
Monday
Rain likely, mainly after 11am. Snow level 5200 feet. Mostly cloudy, with a high near 55.
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. Partly sunny, with a high near 55.
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 57.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
6 Miles WSW Fort Jones CA
 41.58°N 122.97°W (Elev. 2946 ft)
11:26 pm PDT Apr 15, 2026
12am PDT Apr 16, 2026-6pm PDT Apr 22, 2026
 
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Additional Resources

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