National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Fire Weather in the Central and Southern Plains; Pacific Storms Impacting the West

Gusty to high winds and low relative humidity will bring elevated to critical fire weather to the central and southern Plains into Wednesday. Two Pacific storms will impact the western U.S. into Wednesday with gusty winds, low elevation rain, and heavy mountain snow. Read More >

Hazardous Weather Conditions

Current conditions at

KF6YUA Sebastopol (AR323)

Lat: 38.38033°NLon: 122.82367°WElev: 235.3ft.

NA

47°F

8°C

Humidity 87%
Wind Speed NNE 0 MPH
Barometer 29.78 in (1008.47 mb)
Dewpoint 43°F (6°C)
Visibility NA
Last update 17 Feb 04:23 AM PST
Extended Forecast for

6 Miles SSW Saint Helena CA

Cold Weather Advisory February 18, 12:00am until February 18, 09:00am
Click here for hazard details and duration
Cold Weather Advisory

  • Overnight

    Overnight: Rain. Steady temperature around 44. Southwest wind around 11 mph, with gusts as high as 30 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 44 °F

    Rain

  • Tuesday

    Tuesday: Rain before 7am, then showers and possibly a thunderstorm, mainly after 7am. High near 44. West southwest wind 16 to 21 mph, with gusts as high as 39 mph. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.

    High: 44 °F

    Showers

  • Tuesday Night

    Tuesday Night: Rain and snow likely before 1am, then a chance of snow. Partly cloudy, with a steady temperature around 39. West wind 6 to 9 mph, with gusts as high as 22 mph. Chance of precipitation is 60%. Little or no snow accumulation expected.

    Low: 39 °F

    Rain/Snow
    Likely then
    Chance
    Rain/Snow

  • Wednesday

    Wednesday: A chance of snow before 7am, then a chance of rain and snow between 7am and 10am, then rain likely after 10am. Mostly cloudy, with a high near 46. West southwest wind 9 to 13 mph, with gusts as high as 22 mph. Chance of precipitation is 60%. Little or no snow accumulation expected.

    High: 46 °F

    Rain/Snow
    Likely then
    Rain Likely

  • Wednesday Night

    Wednesday Night: Rain. Low around 40. Southwest wind 7 to 10 mph becoming south southeast after midnight. Winds could gust as high as 23 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 40 °F

    Rain

  • Thursday

    Thursday: Rain. High near 45. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 45 °F

    Rain then
    Rain Likely

  • Thursday Night

    Thursday Night: A chance of rain before 1am, then a chance of rain and snow. Partly cloudy, with a low around 34. Chance of precipitation is 30%. Little or no snow accumulation expected.

    Low: 34 °F

    Chance Rain
    then Chance
    Rain/Snow

  • Friday

    Friday: A chance of rain and snow before 10am, then a chance of rain. Mostly sunny, with a high near 47.

    High: 47 °F

    Chance
    Rain/Snow
    then Chance
    Rain

  • Friday Night

    Friday Night: A chance of rain. Mostly cloudy, with a low around 40.

    Low: 40 °F

    Chance Rain

Detailed Forecast

Overnight
Rain. Steady temperature around 44. Southwest wind around 11 mph, with gusts as high as 30 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Tuesday
Rain before 7am, then showers and possibly a thunderstorm, mainly after 7am. High near 44. West southwest wind 16 to 21 mph, with gusts as high as 39 mph. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.
Tuesday Night
Rain and snow likely before 1am, then a chance of snow. Partly cloudy, with a steady temperature around 39. West wind 6 to 9 mph, with gusts as high as 22 mph. Chance of precipitation is 60%. Little or no snow accumulation expected.
Wednesday
A chance of snow before 7am, then a chance of rain and snow between 7am and 10am, then rain likely after 10am. Mostly cloudy, with a high near 46. West southwest wind 9 to 13 mph, with gusts as high as 22 mph. Chance of precipitation is 60%. Little or no snow accumulation expected.
Wednesday Night
Rain. Low around 40. Southwest wind 7 to 10 mph becoming south southeast after midnight. Winds could gust as high as 23 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Thursday
Rain. High near 45. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Thursday Night
A chance of rain before 1am, then a chance of rain and snow. Partly cloudy, with a low around 34. Chance of precipitation is 30%. Little or no snow accumulation expected.
Friday
A chance of rain and snow before 10am, then a chance of rain. Mostly sunny, with a high near 47.
Friday Night
A chance of rain. Mostly cloudy, with a low around 40.
Saturday
Rain likely, mainly after 4pm. Mostly cloudy, with a high near 50.
Saturday Night
Rain likely. Cloudy, with a low around 47.
Sunday
Rain. Cloudy, with a high near 54.
Sunday Night
Rain. Cloudy, with a low around 51.
Monday
Rain. Cloudy, with a high near 55.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
6 Miles SSW Saint Helena CA
 38.42°N 122.49°W (Elev. 1627 ft)
Last Update:
3:53 am PST Feb 17, 2026
Forecast Valid:
4am PST Feb 17, 2026-6pm PST Feb 23, 2026
 
Forecast Discussion
 
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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation