Atmospheric River Continues Areas of Heavy Rain and Snow for California This Weekend

An atmospheric river will continue to bring gusty winds, moderate to heavy rainfall, and potential flooding to southern California and the southern Great Basin through Sunday. Periods of heavy snow will continue as well above 7,000 feet over the Sierra Nevada mountains associated with this atmospheric river. Read More >

Current conditions at

POR31-Iron Horse (LIB09)

Lat: 39.77898°NLon: 120.50284°WElev: 5001.0ft.

NA

53°F

12°C

Humidity 71%
Wind Speed ESE 1 MPH
Barometer NA
Dewpoint 44°F (7°C)
Visibility NA
Last update 15 Nov 06:20 PM PST
Extended Forecast for

2 Miles SSW Portola CA

  • Tonight

    Tonight: Rain, mainly after 10pm.  Patchy fog after 9pm. Low around 35. East wind 5 to 10 mph becoming west after midnight.  Chance of precipitation is 90%.

    Low: 35 °F

    Rain and
    Patchy Fog

  • Sunday

    Sunday: Rain, mainly before 1pm.  Widespread dense fog before 2pm, then areas of dense fog after 5pm. Snow level 6700 feet. High near 46. Southwest wind 10 to 15 mph.  Chance of precipitation is 90%.

    High: 46 °F

    Rain and
    Dense Fog

  • Sunday Night

    Sunday Night: Rain before 4am, then rain and snow.  Areas of fog before 10pm, then patchy fog after 3am. Snow level 6700 feet. Low around 31. South wind 5 to 10 mph, with gusts as high as 20 mph.  Chance of precipitation is 80%. Little or no snow accumulation expected.

    Low: 31 °F

    Rain and
    Areas Fog
    then
    Rain/Snow and
    Patchy Fog

  • Monday

    Monday: Rain and snow.  Snow level 5900 feet. High near 44. Southwest wind around 5 mph.  Chance of precipitation is 80%. Little or no snow accumulation expected.

    High: 44 °F

    Rain/Snow

  • Monday Night

    Monday Night: A chance of rain and snow.  Snow level 5400 feet. Mostly cloudy, with a low around 28. Calm wind becoming northwest around 5 mph.  Chance of precipitation is 40%. Little or no snow accumulation expected.

    Low: 28 °F

    Chance
    Rain/Snow

  • Tuesday

    Tuesday: A slight chance of rain and snow.  Snow level 5000 feet rising to 6000 feet in the afternoon. Partly sunny, with a high near 47. Calm wind becoming northeast around 5 mph in the afternoon.  Chance of precipitation is 20%.

    High: 47 °F

    Slight Chance
    Rain/Snow

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 26.

    Low: 26 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 49.

    High: 49 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: A chance of rain and snow after 10pm.  Snow level 5800 feet. Mostly cloudy, with a low around 28.

    Low: 28 °F

    Chance
    Rain/Snow

Detailed Forecast

Tonight
Rain, mainly after 10pm. Patchy fog after 9pm. Low around 35. East wind 5 to 10 mph becoming west after midnight. Chance of precipitation is 90%.
Sunday
Rain, mainly before 1pm. Widespread dense fog before 2pm, then areas of dense fog after 5pm. Snow level 6700 feet. High near 46. Southwest wind 10 to 15 mph. Chance of precipitation is 90%.
Sunday Night
Rain before 4am, then rain and snow. Areas of fog before 10pm, then patchy fog after 3am. Snow level 6700 feet. Low around 31. South wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 80%. Little or no snow accumulation expected.
Monday
Rain and snow. Snow level 5900 feet. High near 44. Southwest wind around 5 mph. Chance of precipitation is 80%. Little or no snow accumulation expected.
Monday Night
A chance of rain and snow. Snow level 5400 feet. Mostly cloudy, with a low around 28. Calm wind becoming northwest around 5 mph. Chance of precipitation is 40%. Little or no snow accumulation expected.
Tuesday
A slight chance of rain and snow. Snow level 5000 feet rising to 6000 feet in the afternoon. Partly sunny, with a high near 47. Calm wind becoming northeast around 5 mph in the afternoon. Chance of precipitation is 20%.
Tuesday Night
Partly cloudy, with a low around 26.
Wednesday
Mostly sunny, with a high near 49.
Wednesday Night
A chance of rain and snow after 10pm. Snow level 5800 feet. Mostly cloudy, with a low around 28.
Thursday
Rain and snow likely, mainly before 4pm. Snow level 5400 feet. Mostly cloudy, with a high near 43.
Thursday Night
A chance of rain and snow. Snow level 5400 feet. Mostly cloudy, with a low around 25.
Friday
Mostly sunny, with a high near 45.
Friday Night
Partly cloudy, with a low around 24.
Saturday
Mostly sunny, with a high near 50.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SSW Portola CA
 39.79°N 120.49°W (Elev. 4987 ft)
1:56 pm PST Nov 15, 2025
6pm PST Nov 15, 2025-6pm PST Nov 22, 2025
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database