Current conditions at

Montague Siskiyou County Airport (KSIY)

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

Clear

41°F

5°C

Humidity 56%
Wind Speed NNW 8 MPH
Barometer 30.02 in (1016.59 mb)
Dewpoint 26°F (-3°C)
Visibility 10.00 mi
Wind Chill36°F (2°C)
Last update 15 Apr 08:20 PM PDT
Extended Forecast for

15 Miles ESE Happy Camp 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
  • Tonight

    Tonight: A 20 percent chance of snow before 9pm.  Partly cloudy, with a low around 17. West northwest wind 5 to 10 mph.

    Low: 17 °F

    Slight Chance
    Snow then
    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 39. North wind 5 to 10 mph.

    High: 39 °F

    Sunny

  • Thursday Night

    Thursday Night: Clear, with a low around 27. North wind 5 to 10 mph becoming east after midnight.

    Low: 27 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 52. East southeast wind around 6 mph becoming light and variable  in the afternoon.

    High: 52 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 37. Northwest wind around 6 mph becoming south after midnight.

    Low: 37 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 57.

    High: 57 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: A 20 percent chance of rain after 11pm.  Snow level 8000 feet lowering to 7000 feet after midnight . Mostly cloudy, with a low around 41.

    Low: 41 °F

    Slight Chance
    Rain

  • Sunday

    Sunday: A chance of rain before 8am, then a chance of rain and snow between 8am and 11am, then a chance of rain after 11am.  Snow level 6400 feet. Mostly cloudy, with a high near 47.

    High: 47 °F

    Chance
    Rain/Snow
    then Chance
    Rain

  • Sunday Night

    Sunday Night: A chance of rain before 11pm, then a chance of rain and snow.  Mostly cloudy, with a low around 39.

    Low: 39 °F

    Chance
    Rain/Snow

Detailed Forecast

Tonight
A 20 percent chance of snow before 9pm. Partly cloudy, with a low around 17. West northwest wind 5 to 10 mph.
Thursday
Sunny, with a high near 39. North wind 5 to 10 mph.
Thursday Night
Clear, with a low around 27. North wind 5 to 10 mph becoming east after midnight.
Friday
Sunny, with a high near 52. East southeast wind around 6 mph becoming light and variable in the afternoon.
Friday Night
Partly cloudy, with a low around 37. Northwest wind around 6 mph becoming south after midnight.
Saturday
Mostly sunny, with a high near 57.
Saturday Night
A 20 percent chance of rain after 11pm. Snow level 8000 feet lowering to 7000 feet after midnight . Mostly cloudy, with a low around 41.
Sunday
A chance of rain before 8am, then a chance of rain and snow between 8am and 11am, then a chance of rain after 11am. Snow level 6400 feet. Mostly cloudy, with a high near 47.
Sunday Night
A chance of rain before 11pm, then a chance of rain and snow. Mostly cloudy, with a low around 39.
Monday
A chance of rain and snow before 11am, then a chance of rain. Partly sunny, with a high near 47.
Monday Night
A chance of rain and snow. Mostly cloudy, with a low around 38.
Tuesday
A chance of rain and snow. Partly sunny, with a high near 46.
Tuesday Night
A slight chance of rain. Mostly cloudy, with a low around 38.
Wednesday
A slight chance of rain. Partly sunny, with a high near 46.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
15 Miles ESE Happy Camp CA
 41.74°N 123.07°W (Elev. 5745 ft)
7:57 pm PDT Apr 15, 2026
8pm PDT Apr 15, 2026-6pm PDT Apr 22, 2026
 
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Additional Resources

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