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Copco, California Weather Forecast
Copco, California Weather
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Click for Wind Advisory for Copco, California
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Weather Forecast for Copco, California : Siskiyou County
Issued: 4:06 am PST Dec 18, 2025 Latitude: 41.9831967 Longitude: -122.3614082 View on Google Maps

MouseOver for Detail Forecast
Overnight Thursday Friday Saturday Sunday Monday Tuesday Wednesday
20% chance of rain on Overnight 50% chance of rain on Thursday 100% chance of rain on Friday 30% chance of rain & snow on Saturday Rain on Sunday 70% chance of rain & snow on Monday 20% chance of rain & snow on Tuesday 20% chance of rain & snow on Wednesday
Low: 40°F High: 53°F High: 48°F High: 44°F High: 48°F High: 45°F High: 42°F High: 44°F
Low: 43°F Low: 30°F Low: 36°F Low: 35°F Low: 30°F Low: 32°F  
Rain Rain Rain Rain & Snow Rain Rain & Snow Rain & Snow Rain & Snow
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Current Conditions at
MONTAGUE/SSK - (KSIY)
39°
Cloudy
as of 3:53 AM PST
Rel. Humidity: 93%
Dew Point: 37°F
Visibility: 10 Miles
Pressure: 30.08 in.
Flight Rule: VFR
Wind Data
Calm
Cloud Level(s): Solid Overcast at 6500ft
Current Conditions at
KLAMATH FALLS - (KLMT)
36°
Cloudy
as of 3:53 AM PST
Rel. Humidity: 93%
Dew Point: 34°F
Visibility: 10 Miles
Pressure: 30.05 in.
Flight Rule: VFR
Wind Data
5 MPH
090° East
Cloud Level(s): Solid Overcast at 5500ft
Current Conditions at
MEDFORD - (KMFR)
41°
Cloudy
as of 3:53 AM PST
Rel. Humidity: 93%
Dew Point: 39°F
Visibility: 10 Miles
Pressure: 30.03 in.
Flight Rule: VFR
Wind Data
Calm
Cloud Level(s): Solid Overcast at 6500ft
Current Conditions at
MT SHASTA - (KMHS)
39°
Cloudy
as of 3:56 AM PST
Rel. Humidity: 93%
Dew Point: 37°F
Visibility: 10 Miles
Pressure: 30.09 in.
Flight Rule: VFR
Wind Data
Calm
Cloud Level(s): Broken at 7000ft, Solid Overcast at 11000ft
20% chance of rain Overnight Overnight... A 20 percent chance of rain before 5am. Cloudy, with a steady temperature around 40. West wind around 8 mph.
50% chance of rain Thursday Thursday... A 50 percent chance of rain after 10am. Mostly cloudy, with a high near 53. Southwest wind 11 to 16 mph, with gusts as high as 25 mph.
90% chance of rain Thursday Night Thursday Night... Rain, mainly after 10pm. Low around 43. South southwest wind around 16 mph, with gusts as high as 25 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
100% chance of rain Friday Friday... Rain. High near 48. Southwest wind 14 to 21 mph, with gusts as high as 31 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
60% chance of rain & snow Friday Night Friday Night... Rain likely, mainly before 10pm. Snow level 4500 feet lowering to 3500 feet after midnight . Mostly cloudy, with a low around 30. West northwest wind 5 to 7 mph. Chance of precipitation is 60%.
30% chance of rain & snow Saturday Saturday... A 30 percent chance of rain, mainly after 10am. Snow level 3400 feet rising to 4400 feet in the afternoon. Mostly cloudy, with a high near 44.
70% chance of rain & snow Saturday Night Saturday Night... Rain likely, mainly after 10pm. Snow level 5100 feet rising to 6200 feet after midnight. Mostly cloudy, with a low around 36. Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.
Rain on Sunday Sunday... Rain. Cloudy, with a high near 48.
Rain and Snow on Sunday Night Sunday Night... Rain. Snow level 6400 feet lowering to 5500 feet after midnight . Mostly cloudy, with a low around 35.
70% chance of rain & snow Monday Monday... Rain likely. Snow level 4800 feet. Mostly cloudy, with a high near 45.
20% chance of rain & snow Monday Night Monday Night... A chance of rain. Snow level 4400 feet. Mostly cloudy, with a low around 30.
20% chance of rain & snow Tuesday Tuesday... A chance of rain. Snow level 4200 feet. Mostly cloudy, with a high near 42.
70% chance of rain & snow Tuesday Night Tuesday Night... Rain likely. Snow level 4600 feet. Mostly cloudy, with a low around 32.
20% chance of rain & snow Wednesday Wednesday... A chance of rain. Snow level 4600 feet. Mostly cloudy, with a high near 44.
Current Radar Image


Sun Almanac for Copco, California
Sunrise: 07:33 AM
Sunset: 4:40 PM
Civil Sunrise:07:01 AM
Civil Sunset: 5:12 PM
Nautical Sunrise: 06:26 AM
Nautical Sunset: 5:47 PM
Astro Sunrise: 05:52 AM
Astro Sunset: 6:21 PM
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