Snow Squalls May Impact New Year's Eve Travel from the Great Lakes to the Mid-Atlantic; Heavy Rain & Isolated Severe Thunderstorms in Southern California

Snow squalls are likely to cross the Lower Great Lakes this evening and the Ohio Valley through the interior Northeast/northern Mid-Atlantic overnight, before potentially reaching the I-95 corridor from D.C. to New York City early New Year’s Day morning. Heavy rain and isolated severe thunderstorms will impact coastal southern California including Los Angeles tonight into early on New Year's Day. Read More >

Current conditions at

Montague Siskiyou County Airport (KSIY)

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

light rain,mist

38°F

3°C

Humidity 100%
Wind Speed N 0 MPH
Barometer 29.87 in (1011.51 mb)
Dewpoint 38°F (3°C)
Visibility 4.00 mi
Last update 01 Jan 03:53 AM PST
Extended Forecast for

15 Miles NE Weed CA

Winter Storm Watch January 2, 10:00pm until January 4, 10:00pm
Click here for hazard details and duration
Winter Storm Watch
  • Overnight

    Overnight: Rain.  Low around 36. East wind around 7 mph.  Chance of precipitation is 80%.

    Low: 36 °F

    Rain

  • New Year's Day

    New Year's Day: Rain.  High near 46. East wind around 7 mph becoming southwest in the afternoon.  Chance of precipitation is 90%.

    High: 46 °F

    Rain

  • Thursday Night

    Thursday Night: Rain likely, mainly before 10pm.  Snow level 7500 feet. Mostly cloudy, with a low around 36. Northeast wind around 9 mph becoming north northwest in the evening.  Chance of precipitation is 60%.

    Low: 36 °F

    Rain Likely

  • Friday

    Friday: Rain likely, mainly after 4pm.  Snow level 7200 feet lowering to 6400 feet in the afternoon . Mostly cloudy, with a high near 45. South wind 9 to 14 mph, with gusts as high as 21 mph.  Chance of precipitation is 60%.

    High: 45 °F

    Rain Likely

  • Friday Night

    Friday Night: Rain.  Snow level 6200 feet. Low around 35. South southeast wind 18 to 20 mph, with gusts as high as 30 mph.  Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 35 °F

    Rain

  • Saturday

    Saturday: Rain.  Snow level 5800 feet. High near 43. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    High: 43 °F

    Rain

  • Saturday Night

    Saturday Night: Rain before 10pm, then rain, possibly mixed with snow between 10pm and 1am, then rain after 1am.  Snow level 5600 feet. Low around 34. Breezy.  Chance of precipitation is 90%. Little or no snow accumulation expected.

    Low: 34 °F

    Rain/Snow and
    Breezy

  • Sunday

    Sunday: Rain before 7am, then rain, possibly mixed with snow.  Snow level 5400 feet. Cloudy, with a high near 40.

    High: 40 °F

    Rain/Snow

  • Sunday Night

    Sunday Night: Rain and snow.  Snow level 5000 feet. Mostly cloudy, with a low around 30.

    Low: 30 °F

    Rain/Snow

Detailed Forecast

Overnight
Rain. Low around 36. East wind around 7 mph. Chance of precipitation is 80%.
New Year's Day
Rain. High near 46. East wind around 7 mph becoming southwest in the afternoon. Chance of precipitation is 90%.
Thursday Night
Rain likely, mainly before 10pm. Snow level 7500 feet. Mostly cloudy, with a low around 36. Northeast wind around 9 mph becoming north northwest in the evening. Chance of precipitation is 60%.
Friday
Rain likely, mainly after 4pm. Snow level 7200 feet lowering to 6400 feet in the afternoon . Mostly cloudy, with a high near 45. South wind 9 to 14 mph, with gusts as high as 21 mph. Chance of precipitation is 60%.
Friday Night
Rain. Snow level 6200 feet. Low around 35. South southeast wind 18 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Saturday
Rain. Snow level 5800 feet. High near 43. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Saturday Night
Rain before 10pm, then rain, possibly mixed with snow between 10pm and 1am, then rain after 1am. Snow level 5600 feet. Low around 34. Breezy. Chance of precipitation is 90%. Little or no snow accumulation expected.
Sunday
Rain before 7am, then rain, possibly mixed with snow. Snow level 5400 feet. Cloudy, with a high near 40.
Sunday Night
Rain and snow. Snow level 5000 feet. Mostly cloudy, with a low around 30.
Monday
Snow likely. Mostly cloudy, with a high near 39.
Monday Night
A chance of snow. Mostly cloudy, with a low around 27.
Tuesday
A slight chance of rain and snow. Partly sunny, with a high near 40.
Tuesday Night
A slight chance of rain and snow. Mostly cloudy, with a low around 25.
Wednesday
A chance of snow. Partly sunny, with a high near 40.
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ABOUT THIS FORECAST

 
Point Forecast:
15 Miles NE Weed CA
 41.59°N 122.19°W (Elev. 4806 ft)
3:41 am PST Jan 1, 2026
4am PST Jan 1, 2026-6pm PST Jan 7, 2026
 
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Additional Resources

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