Another Round of Heavy Rain and Mountain Snow in California; Snow in the Great Lakes and Northeast

Another round of heavy rainfall will renew concerns for additional flash flooding and landslides in southern California around burn scars and coastal mountain ranges. A low pressure system is bringing enhanced snowfall downwind from the lower Great Lakes into the Northeast mountain ranges. Above average temperatures will challenge or break daily record high temperatures across the southern Plains. Read More >

Current conditions at

KF6YUA Sebastopol (AR323)

Lat: 38.3803°NLon: 122.8242°WElev: 230.0ft.

NA

53°F

12°C

Humidity 90%
Wind Speed S 0 MPH
Barometer 29.85 in (1010.84 mb)
Dewpoint 50°F (10°C)
Visibility NA
Last update 17 Nov 04:41 PM PST
Extended Forecast for

8 Miles SSW Saint Helena CASimilar City Names

  • This Afternoon

    This Afternoon: A 40 percent chance of showers.  Mostly cloudy, with a steady temperature around 53. East northeast wind around 6 mph becoming north northwest.

    High: 53 °F

    Chance
    Showers

  • Tonight

    Tonight: A 40 percent chance of showers before 10pm.  Patchy fog after midnight.  Otherwise, mostly cloudy, then gradually becoming mostly clear, with a low around 44. East northeast wind 6 to 13 mph, with gusts as high as 18 mph.  New precipitation amounts of less than a tenth of an inch possible.

    Low: 44 °F

    Chance
    Showers then
    Patchy Fog

  • Tuesday

    Tuesday: Patchy fog before 9am.  Otherwise, sunny, with a high near 60. Northwest wind 5 to 10 mph becoming west southwest in the afternoon.

    High: 60 °F

    Patchy Fog
    then Sunny

  • Tuesday Night

    Tuesday Night: Patchy fog.  Otherwise, partly cloudy, with a low around 44. East wind around 5 mph becoming calm  in the evening.

    Low: 44 °F

    Patchy Fog

  • Wednesday

    Wednesday: A 30 percent chance of rain after 4pm.  Patchy fog before 10am.  Otherwise, partly sunny, with a high near 58. Light and variable wind.

    High: 58 °F

    Patchy Fog
    then Chance
    Rain

  • Wednesday Night

    Wednesday Night: Rain likely, mainly after 10pm.  Patchy fog between 11pm and 1am.  Otherwise, cloudy, with a low around 47. Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 47 °F

    Rain Likely
    and Patchy
    Fog

  • Thursday

    Thursday: Rain likely, mainly before 10am.  Mostly cloudy, with a high near 56. Chance of precipitation is 60%.

    High: 56 °F

    Rain Likely

  • Thursday Night

    Thursday Night: A slight chance of rain before 10pm.  Partly cloudy, with a low around 43.

    Low: 43 °F

    Slight Chance
    Rain then
    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 62.

    High: 62 °F

    Sunny

Detailed Forecast

This Afternoon
A 40 percent chance of showers. Mostly cloudy, with a steady temperature around 53. East northeast wind around 6 mph becoming north northwest.
Tonight
A 40 percent chance of showers before 10pm. Patchy fog after midnight. Otherwise, mostly cloudy, then gradually becoming mostly clear, with a low around 44. East northeast wind 6 to 13 mph, with gusts as high as 18 mph. New precipitation amounts of less than a tenth of an inch possible.
Tuesday
Patchy fog before 9am. Otherwise, sunny, with a high near 60. Northwest wind 5 to 10 mph becoming west southwest in the afternoon.
Tuesday Night
Patchy fog. Otherwise, partly cloudy, with a low around 44. East wind around 5 mph becoming calm in the evening.
Wednesday
A 30 percent chance of rain after 4pm. Patchy fog before 10am. Otherwise, partly sunny, with a high near 58. Light and variable wind.
Wednesday Night
Rain likely, mainly after 10pm. Patchy fog between 11pm and 1am. Otherwise, cloudy, with a low around 47. Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.
Thursday
Rain likely, mainly before 10am. Mostly cloudy, with a high near 56. Chance of precipitation is 60%.
Thursday Night
A slight chance of rain before 10pm. Partly cloudy, with a low around 43.
Friday
Sunny, with a high near 62.
Friday Night
Mostly clear, with a low around 43.
Saturday
Sunny, with a high near 65.
Saturday Night
Patchy fog. Otherwise, mostly clear, with a low around 43.
Sunday
Areas of fog. Otherwise, mostly sunny, with a high near 63.
Sunday Night
Patchy fog. Otherwise, partly cloudy, with a low around 44.
Monday
Patchy fog. Otherwise, mostly sunny, with a high near 63.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
8 Miles SSW Saint Helena CASimilar City Names
 38.41°N 122.55°W (Elev. 492 ft)
12:26 pm PST Nov 17, 2025
4pm PST Nov 17, 2025-6pm PST Nov 24, 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