Lake-effect Snow and Whiteout Conditions in the Great Lakes Region; Below-average Temperatures in the East

Heavy lake-effect and lake-enhanced snow will persist downwind of the Great Lakes and produce some whiteout conditions that could cause difficult travel conditions. A coastal low will produce moderate to heavy snow over parts of southern and eastern New England into the afternoon. Below average temperatures are expected across the eastern U.S., particularly with chilly morning temperatures. Read More >

Current conditions at

HIGH GLADE LOOKOUT (HGLC1)

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

NA

55°F

13°C

Humidity 19%
Wind Speed NW 7 MPH
Barometer NA
Dewpoint 13°F (-11°C)
Visibility NA
Last update 18 Jan 07:36 PM PST
Extended Forecast for

13 Miles E Potter Valley CA

  • Tonight

    Tonight: Mostly clear, with a low around 41. Calm wind.

    Low: 41 °F

    Mostly Clear

  • M.L.King Day

    M.L.King Day: Sunny, with a high near 67. Calm wind.

    High: 67 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 38. Calm wind.

    Low: 38 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 64. Calm wind.

    High: 64 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 44. Calm wind.

    Low: 44 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 62. Calm wind.

    High: 62 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 43.

    Low: 43 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 61.

    High: 61 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 40.

    Low: 40 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly clear, with a low around 41. Calm wind.
M.L.King Day
Sunny, with a high near 67. Calm wind.
Monday Night
Mostly clear, with a low around 38. Calm wind.
Tuesday
Mostly sunny, with a high near 64. Calm wind.
Tuesday Night
Mostly cloudy, with a low around 44. Calm wind.
Wednesday
Partly sunny, with a high near 62. Calm wind.
Wednesday Night
Partly cloudy, with a low around 43.
Thursday
Sunny, with a high near 61.
Thursday Night
Mostly clear, with a low around 40.
Friday
Sunny, with a high near 59.
Friday Night
Partly cloudy, with a low around 39.
Saturday
A slight chance of rain. Mostly sunny, with a high near 57.
Saturday Night
A slight chance of rain. Partly cloudy, with a low around 39.
Sunday
A slight chance of rain. Mostly sunny, with a high near 56.
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ABOUT THIS FORECAST

 
Point Forecast:
13 Miles E Potter Valley CA
 39.31°N 122.87°W (Elev. 2402 ft)
1:10 pm PST Jan 18, 2026
8pm PST Jan 18, 2026-6pm PST Jan 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