Hazardous Coastal Conditions for the Mid-Atlantic; Storm System Approaching Southern Alaska

A Nor'easter will create hazardous marine and coastal conditions along the Mid-Atlantic coast through mid-week, with significant coastal flooding and beach erosion possible. Meanwhile, another strong storm system is forecast to bring high winds and heavy precipitation to portions of southern Alaska. Elsewhere, relatively benign weather is expected through the first half of the work week. Read More >

Current conditions at

HIGH GLADE LOOKOUT (HGLC1)

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

NA

56°F

13°C

Humidity 16%
Wind Speed SSW 10 MPH
Barometer NA
Dewpoint 10°F (-12°C)
Visibility NA
Last update 19 Oct 12:36 AM PDT
Extended Forecast for

13 Miles E Potter Valley CA

Frost Advisory October 19, 02:00am until October 19, 09:00am
Click here for hazard details and duration
Frost Advisory
  • Overnight

    Overnight: Mostly clear, with a low around 40. Calm wind.

    Low: 40 °F

    Mostly Clear

  • Monday

    Monday: Increasing clouds, with a high near 68. Calm wind becoming southwest around 6 mph in the afternoon.

    High: 68 °F

    Increasing
    Clouds

  • Monday Night

    Monday Night: Cloudy, with a low around 40. Light and variable wind.

    Low: 40 °F

    Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 68. Southeast wind 3 to 7 mph.

    High: 68 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: A 30 percent chance of rain.  Mostly cloudy, with a low around 44. Calm wind.

    Low: 44 °F

    Chance Rain

  • Wednesday

    Wednesday: A 50 percent chance of rain.  Mostly cloudy, with a high near 70. Calm wind.  New precipitation amounts of less than a tenth of an inch possible.

    High: 70 °F

    Chance Rain

  • Wednesday Night

    Wednesday Night: A 40 percent chance of rain.  Areas of fog after 5am.  Otherwise, mostly cloudy, with a low around 43. New precipitation amounts of less than a tenth of an inch possible.

    Low: 43 °F

    Chance Rain
    and Areas Fog

  • Thursday

    Thursday: A chance of rain, mainly before 11am.  Areas of fog before 11am.  Otherwise, mostly sunny, with a high near 68.

    High: 68 °F

    Chance Rain
    and Areas Fog

  • Thursday Night

    Thursday Night: Patchy fog after 2am.  Otherwise, partly cloudy, with a low around 38.

    Low: 38 °F

    Partly Cloudy
    then Patchy
    Fog

Detailed Forecast

Overnight
Mostly clear, with a low around 40. Calm wind.
Monday
Increasing clouds, with a high near 68. Calm wind becoming southwest around 6 mph in the afternoon.
Monday Night
Cloudy, with a low around 40. Light and variable wind.
Tuesday
Mostly cloudy, with a high near 68. Southeast wind 3 to 7 mph.
Tuesday Night
A 30 percent chance of rain. Mostly cloudy, with a low around 44. Calm wind.
Wednesday
A 50 percent chance of rain. Mostly cloudy, with a high near 70. Calm wind. New precipitation amounts of less than a tenth of an inch possible.
Wednesday Night
A 40 percent chance of rain. Areas of fog after 5am. Otherwise, mostly cloudy, with a low around 43. New precipitation amounts of less than a tenth of an inch possible.
Thursday
A chance of rain, mainly before 11am. Areas of fog before 11am. Otherwise, mostly sunny, with a high near 68.
Thursday Night
Patchy fog after 2am. Otherwise, partly cloudy, with a low around 38.
Friday
Patchy fog before 11am. Otherwise, sunny, with a high near 71.
Friday Night
Mostly clear, with a low around 40.
Saturday
A slight chance of rain. Mostly sunny, with a high near 70.
Saturday Night
A chance of rain. Mostly cloudy, with a low around 40.
Sunday
A chance of rain. Mostly sunny, with a high near 67.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
13 Miles E Potter Valley CA
 39.31°N 122.87°W (Elev. 2402 ft)
12:46 am PDT Oct 19, 2026
1am PDT Oct 19, 2026-6pm PDT Oct 25, 2026
 
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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