Tracking Areas of Fire Weather, Winter Weather, and Severe Weather Thursday

Continuation of gusty winds and low relative humidity will additional periods of critical fire weather to the southern Plains Thursday and Friday. Another Pacific storm will continue gusty winds and heavy snow over the western mountains into Thursday. Severe thunderstorms are possible across parts of the middle Mississippi into lower Ohio Valleys Thursday afternoon into early evening. Read More >

Current conditions at

Montague Siskiyou County Airport (KSIY)

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

Overcast

34°F

1°C

Humidity 74%
Wind Speed SE 8 MPH
Barometer 29.77 in (1008.13 mb)
Dewpoint 26°F (-3°C)
Visibility 10.00 mi
Wind Chill27°F (-3°C)
Last update 18 Feb 06:20 PM PST
Extended Forecast for

10 Miles NNE Montague CA

Winter Weather Advisory February 18, 06:39pm until February 19, 10:00am
Click here for hazard details and duration
Winter Weather Advisory
  •  
    Winter Weather Advisory February 18, 06:39pm until February 19, 10:00am

    NOW until 10:00am Thu

    Winter Weather Advisory

  • Tonight

    Low: 21 °F

    Slight Chance
    Snow then
    Snow

  • Thursday

    Thursday: Snow likely before 2pm, then a chance of snow after 3pm.  Cloudy, then gradually becoming mostly sunny, with a high near 38. Calm wind becoming north northwest around 6 mph in the afternoon.  Chance of precipitation is 60%. New snow accumulation of less than one inch possible.

    High: 38 °F

    Snow Likely
    then Chance
    Snow

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 18. North northeast wind around 5 mph becoming calm  in the evening.

    Low: 18 °F

    Partly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 39. Calm wind becoming south southwest 5 to 8 mph in the morning.

    High: 39 °F

    Partly Sunny

  • Friday Night

    Friday Night: A 20 percent chance of snow after 10pm.  Mostly cloudy, with a low around 21. Southeast wind around 10 mph.

    Low: 21 °F

    Slight Chance
    Snow

  • Saturday

    Saturday: A slight chance of snow before 10am, then a slight chance of rain and snow between 10am and 4pm, then a slight chance of rain after 4pm.  Snow level rising to 3300 feet in the afternoon. Mostly cloudy, with a high near 44. Chance of precipitation is 20%.

    High: 44 °F

    Slight Chance
    Rain/Snow

  • Saturday Night

    Saturday Night: A slight chance of rain before 7pm, then a chance of rain and snow between 7pm and 1am, then rain likely after 1am.  Snow level 3500 feet. Mostly cloudy, with a low around 30. Chance of precipitation is 60%. Little or no snow accumulation expected.

    Low: 30 °F

    Rain/Snow
    Likely

  • Sunday

    Sunday: Rain.  Snow level 4000 feet rising to 4700 feet in the afternoon. Mostly cloudy, with a high near 46.

    High: 46 °F

    Rain

Detailed Forecast

Tonight
Snow, mainly after 3am. Low around 21. South wind 5 to 8 mph becoming calm. Chance of precipitation is 80%. Total nighttime snow accumulation of less than one inch possible.
Thursday
Snow likely before 2pm, then a chance of snow after 3pm. Cloudy, then gradually becoming mostly sunny, with a high near 38. Calm wind becoming north northwest around 6 mph in the afternoon. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.
Thursday Night
Partly cloudy, with a low around 18. North northeast wind around 5 mph becoming calm in the evening.
Friday
Partly sunny, with a high near 39. Calm wind becoming south southwest 5 to 8 mph in the morning.
Friday Night
A 20 percent chance of snow after 10pm. Mostly cloudy, with a low around 21. Southeast wind around 10 mph.
Saturday
A slight chance of snow before 10am, then a slight chance of rain and snow between 10am and 4pm, then a slight chance of rain after 4pm. Snow level rising to 3300 feet in the afternoon. Mostly cloudy, with a high near 44. Chance of precipitation is 20%.
Saturday Night
A slight chance of rain before 7pm, then a chance of rain and snow between 7pm and 1am, then rain likely after 1am. Snow level 3500 feet. Mostly cloudy, with a low around 30. Chance of precipitation is 60%. Little or no snow accumulation expected.
Sunday
Rain. Snow level 4000 feet rising to 4700 feet in the afternoon. Mostly cloudy, with a high near 46.
Sunday Night
Rain. Snow level 5200 feet. Cloudy, with a low around 34.
Monday
Rain. Snow level 4800 feet. Cloudy, with a high near 47.
Monday Night
Rain, possibly mixed with snow. Snow level 4100 feet. Mostly cloudy, with a low around 30.
Tuesday
Rain and snow likely. Snow level 3500 feet rising to 4200 feet in the afternoon. Mostly cloudy, with a high near 48.
Tuesday Night
Rain and snow likely. Snow level 4000 feet lowering to 3300 feet after midnight . Mostly cloudy, with a low around 27.
Wednesday
A chance of rain and snow. Snow level 2900 feet rising to 3900 feet in the afternoon. Partly sunny, with a high near 48.
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ABOUT THIS FORECAST

 
Point Forecast:
10 Miles NNE Montague CA
 41.86°N 122.48°W (Elev. 2608 ft)
6:02 pm PST Feb 18, 2026
6pm PST Feb 18, 2026-6pm PST Feb 25, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

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