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

Hazardous Weather Conditions

Current conditions at

HIGH GLADE LOOKOUT (HGLC1)

Lat: 39.2089°NLon: 122.80999°WElev: 4807.0ft.

NA

48°F

9°C

Humidity 37%
Wind Speed WSW 5 MPH
Barometer NA
Dewpoint 23°F (-5°C)
Visibility NA
Wind Chill46°F (8°C)
Last update 17 Apr 10:36 PM PDT
Extended Forecast for

13 Miles E Potter Valley CA

Frost Advisory April 18, 01:00am until April 18, 08:00am
Click here for hazard details and duration
Frost Advisory

  • Tonight

    Tonight: Mostly clear, with a low around 42. Calm wind.

    Low: 42 °F

    Mostly Clear

  • Saturday

    Saturday: Increasing clouds, with a high near 72. Calm wind becoming south around 6 mph in the afternoon.

    High: 72 °F

    Increasing
    Clouds

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 46. South southwest wind around 6 mph becoming calm.

    Low: 46 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly cloudy, with a high near 69. Calm wind becoming south 5 to 8 mph in the afternoon.

    High: 69 °F

    Mostly Cloudy

  • Sunday Night

    Sunday Night: A 40 percent chance of rain after 11pm. Mostly cloudy, with a low around 43. South wind 5 to 9 mph becoming light in the evening. New precipitation amounts of less than a tenth of an inch possible.

    Low: 43 °F

    Chance Rain

  • Monday

    Monday: Rain likely. Mostly cloudy, with a high near 57. South southeast wind 3 to 8 mph. Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.

    High: 57 °F

    Rain Likely

  • Monday Night

    Monday Night: Showers. Low around 42. Chance of precipitation is 90%. New precipitation amounts between a half and three quarters of an inch possible.

    Low: 42 °F

    Showers

  • Tuesday

    Tuesday: Showers, with thunderstorms also possible after 11am. Cloudy, with a high near 54.

    High: 54 °F

    Showers

  • Tuesday Night

    Tuesday Night: Rain likely, mainly before 11pm. Mostly cloudy, with a low around 38.

    Low: 38 °F

    Rain Likely

Detailed Forecast

Tonight
Mostly clear, with a low around 42. Calm wind.
Saturday
Increasing clouds, with a high near 72. Calm wind becoming south around 6 mph in the afternoon.
Saturday Night
Mostly cloudy, with a low around 46. South southwest wind around 6 mph becoming calm.
Sunday
Mostly cloudy, with a high near 69. Calm wind becoming south 5 to 8 mph in the afternoon.
Sunday Night
A 40 percent chance of rain after 11pm. Mostly cloudy, with a low around 43. South wind 5 to 9 mph becoming light in the evening. New precipitation amounts of less than a tenth of an inch possible.
Monday
Rain likely. Mostly cloudy, with a high near 57. South southeast wind 3 to 8 mph. Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.
Monday Night
Showers. Low around 42. Chance of precipitation is 90%. New precipitation amounts between a half and three quarters of an inch possible.
Tuesday
Showers, with thunderstorms also possible after 11am. Cloudy, with a high near 54.
Tuesday Night
Rain likely, mainly before 11pm. Mostly cloudy, with a low around 38.
Wednesday
A chance of rain. Partly sunny, with a high near 59.
Wednesday Night
Partly cloudy, with a low around 36.
Thursday
Sunny, with a high near 65.
Thursday Night
Mostly clear, with a low around 39.
Friday
Sunny, with a high near 68.
Basemap Options
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
13 Miles E Potter Valley CA
 39.31°N 122.87°W (Elev. 2402 ft)
Last Update:
11:51 pm PDT Apr 17, 2026
Forecast Valid:
11pm PDT Apr 17, 2026-6pm PDT Apr 24, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation