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Saint Louis, California Weather Forecast
Saint Louis, California Weather
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Weather Forecast for Saint Louis, California : Sierra County
Issued: 1:21 am PST Dec 18, 2025 Latitude: 39.6985046 Longitude: -120.9249514 View on Google Maps

MouseOver for Detail Forecast
Overnight Thursday Friday Saturday Sunday Monday Tuesday Wednesday
20% chance of rain on Overnight 20% chance of rain on Thursday 100% chance of rain on Friday 90% chance of rain on Saturday Rain on Sunday Rain on Monday Rain on Tuesday Rain on Wednesday
Low: 38°F High: 48°F High: 46°F High: 47°F High: 49°F High: 45°F High: 43°F High: 42°F
Low: 39°F Low: 43°F Low: 44°F Low: 41°F Low: 40°F Low: 40°F  
Rain Rain Rain Rain Rain Rain Rain Rain
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Current Conditions at
BLUE CANYON - (KBLU)
46°
Cloudy
as of 1:52 AM PST
Rel. Humidity: 42%
Dew Point: 25°F
Visibility: 10 Miles
Pressure: 30.20 in.
Flight Rule: VFR
Wind Data
5 MPH
140° Southeast
Cloud Level(s): Broken at 5000ft, Solid Overcast at 6000ft
Current Conditions at
OROVILLE - (KOVE)
52°
Mostly Clear
Mist
as of 2:40 AM PST
Rel. Humidity: 100%
Dew Point: 52°F
Visibility: 1 Miles
Pressure: 30.16 in.
Flight Rule: IFR
Wind Data
Calm
Current Conditions at
BEALE AFB - (KBAB)
52°
Cloudy
Fog
as of 2:05 AM PST
Rel. Humidity: 100%
Dew Point: 52°F
Visibility: 3/8 Miles
Pressure: 30.14 in.
Flight Rule: MVFR
Wind Data
7 MPH
340° North
Current Conditions at
TRUCKEE - (KTRK)
28°
Cloudy
as of 2:35 AM PST
Rel. Humidity: 100%
Dew Point: 28°F
Visibility: 10 Miles
Pressure: 30.22 in.
Flight Rule: VFR
Wind Data
5 MPH
210° Southwest
Cloud Level(s): Broken at 3900ft, Solid Overcast at 4600ft
20% chance of rain Overnight Overnight... A 20 percent chance of showers before 3am. Partly cloudy, with a low around 38. South southeast wind around 5 mph.

20% chance of rain Thursday Thursday... A slight chance of showers before 4pm, then a slight chance of showers after 5pm. Increasing clouds, with a high near 48. South wind 6 to 9 mph. Chance of precipitation is 20%.

50% chance of rain Thursday Night Thursday Night... A 50 percent chance of showers, mainly after 1am. Mostly cloudy, with a low around 39. South wind 14 to 17 mph, with gusts as high as 26 mph. New precipitation amounts between a tenth and quarter of an inch possible.

100% chance of rain Friday Friday... Showers. High near 46. South southwest wind 15 to 17 mph, with gusts as high as 30 mph. Chance of precipitation is 100%. New precipitation amounts between 1 and 2 inches possible.

100% chance of rain Friday Night Friday Night... Showers. Low around 43. South southwest wind around 16 mph, with gusts as high as 29 mph. Chance of precipitation is 100%.

90% chance of rain Saturday Saturday... Showers. High near 47. Chance of precipitation is 90%.

100% chance of rain Saturday Night Saturday Night... Showers. The rain could be heavy at times. Low around 44. Chance of precipitation is 100%.

Rain on Sunday Sunday... Showers. The rain could be heavy at times. Cloudy, with a high near 49.

Rain on Sunday Night Sunday Night... Showers. The rain could be heavy at times. Cloudy, with a low around 41.

Rain on Monday Monday... Showers. The rain could be heavy at times. Cloudy, with a high near 45.

Rain on Monday Night Monday Night... Showers. Mostly cloudy, with a low around 40.

Rain on Tuesday Tuesday... Showers. Mostly cloudy, with a high near 43.

Rain on Tuesday Night Tuesday Night... Showers. Cloudy, with a low around 40.

Rain on Wednesday Wednesday... Showers. Mostly cloudy, with a high near 42.

Current Radar Image


Sun Almanac for Saint Louis, California
Sunrise: 07:20 AM
Sunset: 4:41 PM
Civil Sunrise:06:49 AM
Civil Sunset: 5:12 PM
Nautical Sunrise: 06:15 AM
Nautical Sunset: 5:46 PM
Astro Sunrise: 05:43 AM
Astro Sunset: 6:19 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.