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

Heavy Rainfall on the Western Gulf Coast; Severe Thunderstorms in the Southern Plains Friday

A multi-day heavy rainfall event will continue over the western Gulf Coast through Monday. Slight Risks of excessive rainfall have been issued, and Flood Watches remain in effect through Monday evening. Scattered severe storms capable of producing large hail and damaging winds are possible across western portions of Texas and Oklahoma on Friday. Read More >

Current conditions at

STONYFORD (SYWC1)

Lat: 39.35523°NLon: 122.65831°WElev: 1540.0ft.

NA

77°F

25°C

Humidity 30%
Wind Speed SW 5 MPH
Barometer NA
Dewpoint 43°F (6°C)
Visibility NA
Heat Index78°F (26°C)
Last update 21 May 08:26 PM PDT
Extended Forecast for

19 Miles E Potter Valley CA

  • Tonight

    Tonight: Mostly clear, with a low around 61. West northwest wind around 6 mph becoming light and variable after midnight.

    Low: 61 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 76. East northeast wind 5 to 8 mph becoming southwest in the afternoon.

    High: 76 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 58. West wind 5 to 10 mph becoming light and variable in the evening.

    Low: 58 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 72. Light and variable wind becoming south 5 to 10 mph in the afternoon.

    High: 72 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 55. South southwest wind 6 to 11 mph becoming light and variable in the evening.

    Low: 55 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 71.

    High: 71 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 53.

    Low: 53 °F

    Mostly Clear

  • Memorial Day

    Memorial Day: Sunny, with a high near 67.

    High: 67 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 46. Breezy.

    Low: 46 °F

    Partly Cloudy
    and Breezy

Detailed Forecast

Tonight
Mostly clear, with a low around 61. West northwest wind around 6 mph becoming light and variable after midnight.
Friday
Sunny, with a high near 76. East northeast wind 5 to 8 mph becoming southwest in the afternoon.
Friday Night
Mostly clear, with a low around 58. West wind 5 to 10 mph becoming light and variable in the evening.
Saturday
Sunny, with a high near 72. Light and variable wind becoming south 5 to 10 mph in the afternoon.
Saturday Night
Mostly clear, with a low around 55. South southwest wind 6 to 11 mph becoming light and variable in the evening.
Sunday
Sunny, with a high near 71.
Sunday Night
Mostly clear, with a low around 53.
Memorial Day
Sunny, with a high near 67.
Monday Night
Partly cloudy, with a low around 46. Breezy.
Tuesday
Sunny, with a high near 59.
Tuesday Night
Mostly clear, with a low around 48.
Wednesday
Sunny, with a high near 64.
Wednesday Night
Mostly clear, with a low around 50.
Thursday
Sunny, with a high near 67.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
19 Miles E Potter Valley CA
 39.32°N 122.76°W (Elev. 3999 ft)
Last Update:
2:00 pm PDT May 21, 2026
Forecast Valid:
9pm PDT May 21, 2026-6pm PDT May 28, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation