National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Lake Effect Snow through Friday; Heavy Rain, Thunderstorms and Mountain Snow in California

Periods of moderate to heavy lake effect snow will continue through Friday downwind of Lake Erie and Ontario. Several additional inches of accumulating snow are expected. A Pacific storm will bring heavy rain and mountain snow across California, the Southwest and Intermountain West today. Isolated severe thunderstorms and scattered flash flooding is possible across parts of southern California. Read More >

Hazardous Weather Conditions

Current conditions at

Mount Shasta (KMHS)

Lat: 41.31494°NLon: 122.31702°WElev: 3540.0ft.

Rain

41°F

5°C

Humidity 100%
Wind Speed N 0 MPH
Barometer 29.83 in (1010.16 mb)
Dewpoint 41°F (5°C)
Visibility 8.00 mi
Last update 01 Jan 05:56 AM PST
Extended Forecast for

2 Miles NW Mt Shasta CA

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

  • New Year's Day

    New Year's Day: Rain. High near 45. Southeast wind 8 to 11 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 45 °F

    Rain

  • Tonight

    Tonight: Rain, mainly before 4am. Low around 39. Southeast wind around 14 mph, with gusts as high as 21 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 39 °F

    Rain

  • Friday

    Friday: Rain, mainly after 10am. Snow level 6700 feet lowering to 6100 feet in the afternoon . Steady temperature around 42. Southeast wind 15 to 18 mph, with gusts as high as 28 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 42 °F

    Rain

  • Friday Night

    Friday Night: Rain. Snow level 6200 feet. Low around 37. Breezy, with a southeast wind 20 to 22 mph, with gusts as high as 33 mph. Chance of precipitation is 90%. New precipitation amounts between three quarters and one inch possible.

    Low: 37 °F

    Rain and
    Breezy

  • Saturday

    Saturday: Rain. Snow level 5800 feet. High near 43. South southeast wind 18 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 100%. New precipitation amounts between three quarters and one inch possible.

    High: 43 °F

    Rain

  • Saturday Night

    Saturday Night: Rain. Snow level 5700 feet. Low around 37. Breezy. Chance of precipitation is 100%. New precipitation amounts between 1 and 2 inches possible.

    Low: 37 °F

    Rain and
    Breezy

  • Sunday

    Sunday: Rain. Snow level 5400 feet. High near 41. Chance of precipitation is 90%. New precipitation amounts between three quarters and one inch possible.

    High: 41 °F

    Rain

  • Sunday Night

    Sunday Night: Rain. Snow level 5000 feet. Cloudy, with a low around 33.

    Low: 33 °F

    Rain

  • Monday

    Monday: Rain likely, possibly mixed with snow. Snow level 4600 feet. Mostly cloudy, with a high near 40.

    High: 40 °F

    Rain/Snow
    Likely

Detailed Forecast

New Year's Day
Rain. High near 45. Southeast wind 8 to 11 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Tonight
Rain, mainly before 4am. Low around 39. Southeast wind around 14 mph, with gusts as high as 21 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.
Friday
Rain, mainly after 10am. Snow level 6700 feet lowering to 6100 feet in the afternoon . Steady temperature around 42. Southeast wind 15 to 18 mph, with gusts as high as 28 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Friday Night
Rain. Snow level 6200 feet. Low around 37. Breezy, with a southeast wind 20 to 22 mph, with gusts as high as 33 mph. Chance of precipitation is 90%. New precipitation amounts between three quarters and one inch possible.
Saturday
Rain. Snow level 5800 feet. High near 43. South southeast wind 18 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 100%. New precipitation amounts between three quarters and one inch possible.
Saturday Night
Rain. Snow level 5700 feet. Low around 37. Breezy. Chance of precipitation is 100%. New precipitation amounts between 1 and 2 inches possible.
Sunday
Rain. Snow level 5400 feet. High near 41. Chance of precipitation is 90%. New precipitation amounts between three quarters and one inch possible.
Sunday Night
Rain. Snow level 5000 feet. Cloudy, with a low around 33.
Monday
Rain likely, possibly mixed with snow. Snow level 4600 feet. Mostly cloudy, with a high near 40.
Monday Night
A chance of rain and snow. Snow level 4500 feet. Mostly cloudy, with a low around 30.
Tuesday
A slight chance of rain and snow. Snow level 4400 feet. Partly sunny, with a high near 41.
Tuesday Night
A slight chance of rain and snow. Snow level 4500 feet. Mostly cloudy, with a low around 27.
Wednesday
A chance of rain and snow. Snow level 4000 feet rising to 4600 feet in the afternoon. Partly sunny, with a high near 42.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles NW Mt Shasta CA
 41.34°N 122.34°W (Elev. 3911 ft)
Last Update:
4:41 am PST Jan 1, 2026
Forecast Valid:
6am PST Jan 1, 2026-6pm PST Jan 7, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation