O'Brien, California Weather
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Weather Forecast for O'Brien, California : Shasta County
Issued: 2:21 am PDT Oct 18, 2025 Latitude: 40.8120946 Longitude: -122.3241746 View on Google Maps

MouseOver for Detail Forecast
Today Tonight Sunday Monday Tuesday Wednesday Thursday Friday
Sunny on Today Clear on Tonight Sunny on Sunday Sunny on Monday Sunny on Tuesday Sunny on Wednesday Mostly Sunny on Thursday 20% chance of on Friday
High: 72°F Low: 49°F High: 69°F High: 73°F High: 73°F High: 68°F High: 65°F High: 58°F
Low: 48°F Low: 50°F Low: 50°F Low: 48°F Low: 46°F  
Sunny Clear Sunny Sunny Sunny Sunny Mostly Sunny Partly Sunny
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Current Conditions at
REDDING - (KRDD)
50°
Clear
as of 3:53 AM PDST
Rel. Humidity: 87%
Dew Point: 46°F
Visibility: 10 Miles
Pressure: 30.02 in.
Flight Rule: VFR
Wind Data
Calm
Cloud Level(s): Clear
Current Conditions at
MT SHASTA - (KMHS)
39°
Clear
as of 3:56 AM PDST
Rel. Humidity: 86%
Dew Point: 36°F
Visibility: 10 Miles
Pressure: 30.11 in.
Flight Rule: VFR
Wind Data
Calm
Cloud Level(s): Clear
Current Conditions at
RED BLUFF - (KRBL)
52°
Clear
as of 3:54 AM PDST
Rel. Humidity: 87%
Dew Point: 48°F
Visibility: 10 Miles
Pressure: 30.03 in.
Flight Rule: VFR
Wind Data
6 MPH
310° Northwest
Cloud Level(s): Clear
Current Conditions at
ARCATA - (KACV)
54°
Cloudy
as of 3:53 AM PDST
Rel. Humidity: 93%
Dew Point: 52°F
Visibility: 10 Miles
Pressure: 30.03 in.
Flight Rule: LIFR
Wind Data
6 MPH
120° Southeast
Cloud Level(s): Solid Overcast at 400ft
Sunny on Today Today... Sunny, with a high near 72. North wind around 6 mph becoming calm in the morning.
Clear on Tonight Tonight... Clear, with a low around 49. Light and variable wind.
Sunny on Sunday Sunday... Sunny, with a high near 69. Light and variable wind becoming south around 6 mph in the morning.
Mostly Clear on Sunday Night Sunday Night... Mostly clear, with a low around 48. South wind 5 to 10 mph becoming north after midnight.
Sunny on Monday Monday... Sunny, with a high near 73. North wind 6 to 10 mph.
Clear on Monday Night Monday Night... Clear, with a low around 50.
Sunny on Tuesday Tuesday... Sunny, with a high near 73.
Mostly Clear on Tuesday Night Tuesday Night... Mostly clear, with a low around 50.
Sunny on Wednesday Wednesday... Sunny, with a high near 68.
Cloudy on Wednesday Night Wednesday Night... Partly cloudy, with a low around 48.
Mostly Sunny on Thursday Thursday... Mostly sunny, with a high near 65.
Mostly Cloudy on Thursday Night Thursday Night... Mostly cloudy, with a low around 46.
20% chance of Friday Friday... A chance of showers. Partly sunny, with a high near 58.
Current Radar Image


Sun Almanac for O'Brien, California
Sunrise: 07:25 AM
Sunset: 6:24 PM
Civil Sunrise:06:57 AM
Civil Sunset: 6:52 PM
Nautical Sunrise: 06:25 AM
Nautical Sunset: 7:24 PM
Astro Sunrise: 05:53 AM
Astro Sunset: 7:55 PM
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