Record Warmth Lingers; Fire Weather Concerns; Unsettled Pacific Northwest

More record warm temperatures are forecast this week from California, Southwest, Plains then into the Mississippi Valley and Southeast. The warmth combining with dry conditions may result in elevated to locally critical fire weather conditions. Meanwhile, another Pacific system will move across the Pacific Northwest with lower elevation rain and mountain snows. For Hawaii, conditions improving. Read More >

Current conditions at

Montague Siskiyou County Airport (KSIY)

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

Clear

63°F

17°C

Humidity 36%
Wind Speed SW 4 MPH
Barometer 30.07 in (1018.29 mb)
Dewpoint 35°F (2°C)
Visibility 10.00 mi
Last update 22 Mar 03:00 PM PDT
Extended Forecast for

15 Miles ESE Happy Camp CA

  • Tonight

    Tonight: Mostly cloudy, with a low around 43. North northwest wind around 5 mph becoming light and variable  after midnight.

    Low: 43 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly cloudy, then gradually becoming sunny, with a high near 57. Calm wind becoming west around 5 mph in the afternoon.

    High: 57 °F

    Decreasing
    Clouds

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 45. West southwest wind 5 to 9 mph.

    Low: 45 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A 20 percent chance of rain after 11am.  Partly sunny, with a high near 55. Southwest wind 5 to 10 mph increasing to 11 to 16 mph in the afternoon. Winds could gust as high as 24 mph.

    High: 55 °F

    Slight Chance
    Rain

  • Tuesday Night

    Tuesday Night: A 40 percent chance of rain, mainly before 11pm.  Snow level 8900 feet lowering to 7600 feet after midnight . Mostly cloudy, with a low around 44. West southwest wind 8 to 14 mph, with gusts as high as 21 mph.

    Low: 44 °F

    Chance Rain

  • Wednesday

    Wednesday: A slight chance of rain, mixing with snow after 8am, then gradually ending.  Snow level 7100 feet lowering to 6000 feet. Partly sunny, with a high near 48. Chance of precipitation is 20%.

    High: 48 °F

    Slight Chance
    Rain/Snow
    then Mostly
    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 30.

    Low: 30 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 50.

    High: 50 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 36.

    Low: 36 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly cloudy, with a low around 43. North northwest wind around 5 mph becoming light and variable after midnight.
Monday
Mostly cloudy, then gradually becoming sunny, with a high near 57. Calm wind becoming west around 5 mph in the afternoon.
Monday Night
Mostly cloudy, with a low around 45. West southwest wind 5 to 9 mph.
Tuesday
A 20 percent chance of rain after 11am. Partly sunny, with a high near 55. Southwest wind 5 to 10 mph increasing to 11 to 16 mph in the afternoon. Winds could gust as high as 24 mph.
Tuesday Night
A 40 percent chance of rain, mainly before 11pm. Snow level 8900 feet lowering to 7600 feet after midnight . Mostly cloudy, with a low around 44. West southwest wind 8 to 14 mph, with gusts as high as 21 mph.
Wednesday
A slight chance of rain, mixing with snow after 8am, then gradually ending. Snow level 7100 feet lowering to 6000 feet. Partly sunny, with a high near 48. Chance of precipitation is 20%.
Wednesday Night
Partly cloudy, with a low around 30.
Thursday
Sunny, with a high near 50.
Thursday Night
Partly cloudy, with a low around 36.
Friday
Mostly sunny, with a high near 58.
Friday Night
Partly cloudy, with a low around 43.
Saturday
Mostly sunny, with a high near 60.
Saturday Night
Mostly clear, with a low around 42.
Sunday
Mostly sunny, with a high near 58.
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ABOUT THIS FORECAST

 
Point Forecast:
15 Miles ESE Happy Camp CA
 41.74°N 123.07°W (Elev. 5745 ft)
3:06 pm PDT Mar 22, 2026
3pm PDT Mar 22, 2026-6pm PDT Mar 29, 2026
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database