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

Severe Weather in the Central U.S.; Critical Fire Weather in the Southern Plains

Severe thunderstorms are expected to form today from northern Oklahoma into southern Minnesota. Very large hail and tornadoes will be the initial threats this afternoon, then transition into a wind threat tonight. Gusty winds, warm temperatures, and very dry conditions will create a Critical Risk of fire weather across portions of the southern Plains today. Read More >

Current conditions at

KF6YUA Sebastopol (AR323)

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

NA

55°F

13°C

Humidity 79%
Wind Speed WSW 0 MPH
Barometer 30.19 in (1022.35 mb)
Dewpoint 49°F (9°C)
Visibility NA
Last update 23 Apr 08:53 AM PDT
Extended Forecast for

6 Miles SSW Saint Helena CA

  • Today

    Today: Sunny, with a high near 66. Light and variable wind becoming west around 6 mph in the afternoon.

    High: 66 °F

    Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 49. West wind around 6 mph becoming calm in the evening.

    Low: 49 °F

    Partly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 63. Calm wind becoming west southwest 5 to 8 mph in the morning.

    High: 63 °F

    Partly Sunny

  • Friday Night

    Friday Night: Increasing clouds, with a low around 47. West southwest wind 5 to 7 mph.

    Low: 47 °F

    Increasing
    Clouds

  • Saturday

    Saturday: Partly sunny, with a high near 58. Southwest wind 5 to 9 mph, with gusts as high as 18 mph.

    High: 58 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 49.

    Low: 49 °F

    Mostly Cloudy

  • Sunday

    Sunday: A 20 percent chance of rain before 11am. Mostly sunny, with a high near 60.

    High: 60 °F

    Slight Chance
    Rain then
    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 45.

    Low: 45 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 63.

    High: 63 °F

    Sunny

Detailed Forecast

Today
Sunny, with a high near 66. Light and variable wind becoming west around 6 mph in the afternoon.
Tonight
Partly cloudy, with a low around 49. West wind around 6 mph becoming calm in the evening.
Friday
Partly sunny, with a high near 63. Calm wind becoming west southwest 5 to 8 mph in the morning.
Friday Night
Increasing clouds, with a low around 47. West southwest wind 5 to 7 mph.
Saturday
Partly sunny, with a high near 58. Southwest wind 5 to 9 mph, with gusts as high as 18 mph.
Saturday Night
Mostly cloudy, with a low around 49.
Sunday
A 20 percent chance of rain before 11am. Mostly sunny, with a high near 60.
Sunday Night
Mostly clear, with a low around 45.
Monday
Sunny, with a high near 63.
Monday Night
Mostly clear, with a low around 48.
Tuesday
Sunny, with a high near 68.
Tuesday Night
Mostly clear, with a low around 49.
Wednesday
Sunny, with a high near 69.
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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:
8:31 am PDT Apr 23, 2026
Forecast Valid:
9am PDT Apr 23, 2026-6pm PDT Apr 29, 2026
 
Forecast Discussion
 
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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