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

MOUNT ZION (MTZC1)

Lat: 38.39006°NLon: 120.6524°WElev: 2967.0ft.

NA

54°F

12°C

Humidity 56%
Wind Speed E 8 MPH
Barometer NA
Dewpoint 39°F (4°C)
Visibility NA
Last update 19 Jan 09:56 PM PST
Extended Forecast for

10 Miles WSW San Andreas CA

Dense Fog Advisory January 19, 10:29pm until January 20, 12:00pm
Click here for hazard details and duration
Dense Fog Advisory
  •  
    Dense Fog Advisory January 19, 10:29pm until January 20, 12:00pm

    NOW until 12:00pm Tue

    Dense Fog Advisory

  • Tonight

    Low: 46 °F

    Patchy Dense
    Fog

  • Tuesday

    Tuesday: Widespread haze. Partly sunny, with a high near 58. Light and variable wind.

    High: 58 °F

    Haze

  • Tuesday Night

    Tuesday Night: Patchy fog.  Otherwise, mostly cloudy, with a low around 46. Calm wind.

    Low: 46 °F

    Patchy Fog

  • Wednesday

    Wednesday: Patchy fog before 9am.  Otherwise, cloudy, with a high near 60. Calm wind.

    High: 60 °F

    Patchy Fog
    then Cloudy

  • Wednesday Night

    Wednesday Night: Patchy fog after 9pm.  Otherwise, cloudy, with a low around 48. Calm wind.

    Low: 48 °F

    Patchy Fog

  • Thursday

    Thursday: Patchy fog before 10am.  Otherwise, partly sunny, with a high near 59.

    High: 59 °F

    Patchy Fog
    then Partly
    Sunny

  • Thursday Night

    Thursday Night: Patchy fog.  Otherwise, partly cloudy, with a low around 44.

    Low: 44 °F

    Patchy Fog

  • Friday

    Friday: Patchy fog before 11am.  Otherwise, mostly sunny, with a high near 57.

    High: 57 °F

    Patchy Fog
    then Mostly
    Sunny

Detailed Forecast

Tonight
Widespread haze. Patchy dense fog before 3am. Otherwise, mostly cloudy, with a steady temperature around 46. Light east wind.
Tuesday
Widespread haze. Partly sunny, with a high near 58. Light and variable wind.
Tuesday Night
Patchy fog. Otherwise, mostly cloudy, with a low around 46. Calm wind.
Wednesday
Patchy fog before 9am. Otherwise, cloudy, with a high near 60. Calm wind.
Wednesday Night
Patchy fog after 9pm. Otherwise, cloudy, with a low around 48. Calm wind.
Thursday
Patchy fog before 10am. Otherwise, partly sunny, with a high near 59.
Thursday Night
Patchy fog. Otherwise, partly cloudy, with a low around 44.
Friday
Patchy fog before 11am. Otherwise, mostly sunny, with a high near 57.
Friday Night
Patchy fog before 2am. Otherwise, mostly clear, with a low around 42.
Saturday
Patchy fog before 7am. Otherwise, mostly sunny, with a high near 58.
Saturday Night
Patchy fog. Otherwise, partly cloudy, with a low around 44.
Sunday
Partly sunny, with a high near 59.
Sunday Night
Patchy fog. Otherwise, mostly cloudy, with a low around 43.
Monday
Partly sunny, with a high near 59.
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ABOUT THIS FORECAST

 
Point Forecast:
10 Miles WSW San Andreas CA
 38.15°N 120.87°W (Elev. 600 ft)
8:56 pm PST Jan 19, 2026
10pm PST Jan 19, 2026-6pm PST Jan 26, 2026
 
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Additional Resources

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