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Etna, California Weather Forecast
Etna, California Weather
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Weather Forecast for Etna, California : Siskiyou County
Issued: 12:41 am PST Dec 18, 2025 Latitude: 41.4568065 Longitude: -122.8947551 View on Google Maps

MouseOver for Detail Forecast
Overnight Thursday Friday Saturday Sunday Monday Tuesday Wednesday
Mostly Cloudy on Overnight 80% chance of rain on Thursday 100% chance of rain on Friday 60% chance of rain & snow on Saturday Thunderstorms on Sunday 70% chance of rain & snow on Monday 20% chance of rain & snow on Tuesday 70% chance of rain & snow on Wednesday
Low: 39°F High: 54°F High: 50°F High: 47°F High: 49°F High: 44°F High: 43°F High: 43°F
Low: 42°F Low: 32°F Low: 36°F Low: 34°F Low: 28°F Low: 28°F  
Mostly Cloudy Rain Rain Rain & Snow Thunderstorms Rain & Snow Rain & Snow Rain & Snow
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Current Conditions at
MT SHASTA - (KMHS)
39°
Cloudy
as of 12:56 AM PST
Rel. Humidity: 100%
Dew Point: 39°F
Visibility: 10 Miles
Pressure: 30.13 in.
Flight Rule: VFR
Wind Data
Calm
Cloud Level(s): Few at 300ft, Scattered at 6500ft, Solid Overcast at 8500ft
Current Conditions at
MONTAGUE/SSK - (KSIY)
39°
Cloudy
as of 12:53 AM PST
Rel. Humidity: 86%
Dew Point: 36°F
Visibility: 10 Miles
Pressure: 30.16 in.
Flight Rule: VFR
Wind Data
3 MPH
160° South
Cloud Level(s): Solid Overcast at 6500ft
Current Conditions at
MEDFORD - (KMFR)
43°
Cloudy
Light Rain
as of 12:53 AM PST
Rel. Humidity: 86%
Dew Point: 39°F
Visibility: 10 Miles
Pressure: 30.14 in.
Flight Rule: VFR
Wind Data
Calm
Cloud Level(s): Broken at 5000ft, Solid Overcast at 7000ft
Current Conditions at
ARCATA - (KACV)
48°
Cloudy
as of 12:53 AM PST
Rel. Humidity: 93%
Dew Point: 46°F
Visibility: 10 Miles
Pressure: 30.12 in.
Flight Rule: VFR
Wind Data
5 MPH
100° East
Cloud Level(s): Solid Overcast at 9000ft
Mostly Cloudy on Overnight Overnight... Mostly cloudy, with a steady temperature around 39. South wind around 9 mph.

80% chance of rain Thursday Thursday... Rain, mainly after 7am. High near 54. South southwest wind 10 to 18 mph, with gusts as high as 29 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

100% chance of rain & snow Thursday Night Thursday Night... Rain, mainly after 9pm. The rain could be heavy at times. Snow level 6100 feet rising to 8000 feet after midnight. Low around 42. South southwest wind 14 to 18 mph, with gusts as high as 29 mph. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.

100% chance of rain Friday Friday... Rain. The rain could be heavy at times. High near 50. South wind around 11 mph. Chance of precipitation is 100%. New precipitation amounts between three quarters and one inch possible.

60% chance of rain & snow Friday Night Friday Night... Rain likely, mainly before 10pm. Snow level 5400 feet lowering to 4400 feet after midnight . Mostly cloudy, with a low around 32. Southwest wind 8 to 11 mph. Chance of precipitation is 60%.

60% chance of rain & snow Saturday Saturday... Rain likely, mainly after 4pm. Snow level 4000 feet rising to 5100 feet in the afternoon. Mostly cloudy, with a high near 47. Chance of precipitation is 60%.

80% chance of rain & snow Saturday Night Saturday Night... Rain. Snow level 5700 feet rising to 6600 feet after midnight. Low around 36. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

Thunderstorms on Sunday Sunday... Showers and possibly a thunderstorm before 4pm, then rain and possibly a thunderstorm after 4pm. Cloudy, with a high near 49.

Rain on Sunday Night Sunday Night... Rain. Cloudy, with a low around 34.

70% chance of rain & snow Monday Monday... Rain likely. Snow level 5300 feet. Mostly cloudy, with a high near 44.

20% chance of rain & snow Monday Night Monday Night... A chance of rain. Snow level 4700 feet. Mostly cloudy, with a low around 28.

20% chance of rain & snow Tuesday Tuesday... A chance of rain. Snow level 4500 feet. Partly sunny, with a high near 43.

70% chance of rain & snow Tuesday Night Tuesday Night... Rain likely. Snow level 4700 feet. Mostly cloudy, with a low around 28.

70% chance of rain & snow Wednesday Wednesday... Rain likely. Snow level 4400 feet. Mostly cloudy, with a high near 43.

Current Radar Image


Sun Almanac for Etna, California
Sunrise: 07:33 AM
Sunset: 4:44 PM
Civil Sunrise:07:02 AM
Civil Sunset: 5:15 PM
Nautical Sunrise: 06:27 AM
Nautical Sunset: 5:50 PM
Astro Sunrise: 05:53 AM
Astro Sunset: 6:24 PM
Any use of the information on this page is at your own risk. This information should not be relied upon in life-threatening situations, potential financial loss situations or in lieu of any officially disseminated information. Visit the National Weather Service for official information.