Heavy Lake Effect Snow Downwind of Lakes Erie and Ontario; Fire Weather Concerns in the Southern Plains and Southeast

A multi-day heavy lake effect snow event is expected downwind of Lakes Erie and Ontario through New Year's Day. There is increasing confidence in snow squalls causing bursts of snow & gusty winds on New Year's Eve. Elevated fire weather conditions will continue today over parts of the Southern Plains and across much of the Southeast U.S. Read More >

Current conditions at

Berkeley Lab (LBNL1)

Lat: 37.8771°NLon: 122.2486°WElev: 888.0ft.

NA

44°F

7°C

Humidity 68%
Wind Speed W 3 MPH
Barometer NA
Dewpoint 34°F (1°C)
Visibility NA
Last update 30 Dec 07:45 AM PST
Extended Forecast for

Berkeley CA

Coastal Flood Advisory December 31, 05:00am until January 4, 02:00pm
Click here for hazard details and duration
Coastal Flood Advisory
  • Today

    Today: Partly sunny, with a high near 55. East northeast wind 11 to 14 mph.

    High: 55 °F

    Partly Sunny

  • Tonight

    Tonight: A 10 percent chance of rain after 4am.  Mostly cloudy, with a low around 48. East northeast wind around 15 mph.

    Low: 48 °F

    Mostly Cloudy
    then Slight
    Chance Rain

  • Wednesday

    Wednesday: Rain, mainly after 10am.  High near 54. East northeast wind 7 to 13 mph.  Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 54 °F

    Rain

  • Wednesday Night

    Wednesday Night: Rain.  Patchy fog after 1am. Low around 48. East wind 7 to 10 mph.  Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 48 °F

    Rain and
    Patchy Fog

  • New Year's Day

    New Year's Day: Rain.  Patchy fog. High near 58. South southeast wind around 7 mph.  Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    High: 58 °F

    Rain and
    Patchy Fog

  • Thursday Night

    Thursday Night: Rain before 4am, then showers likely and possibly a thunderstorm after 4am.  Areas of fog before 1am. Low around 54. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 54 °F

    Showers and
    Areas Fog

  • Friday

    Friday: Showers likely and possibly a thunderstorm, then rain after 10am.  High near 59. Chance of precipitation is 80%.

    High: 59 °F

    Showers

  • Friday Night

    Friday Night: Rain.  Cloudy, with a low around 50.

    Low: 50 °F

    Rain

  • Saturday

    Saturday: Rain likely.  Patchy fog after 5pm.  Otherwise, mostly cloudy, with a high near 55.

    High: 55 °F

    Rain Likely
    and Patchy
    Fog

Detailed Forecast

Today
Partly sunny, with a high near 55. East northeast wind 11 to 14 mph.
Tonight
A 10 percent chance of rain after 4am. Mostly cloudy, with a low around 48. East northeast wind around 15 mph.
Wednesday
Rain, mainly after 10am. High near 54. East northeast wind 7 to 13 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday Night
Rain. Patchy fog after 1am. Low around 48. East wind 7 to 10 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
New Year's Day
Rain. Patchy fog. High near 58. South southeast wind around 7 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Thursday Night
Rain before 4am, then showers likely and possibly a thunderstorm after 4am. Areas of fog before 1am. Low around 54. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Friday
Showers likely and possibly a thunderstorm, then rain after 10am. High near 59. Chance of precipitation is 80%.
Friday Night
Rain. Cloudy, with a low around 50.
Saturday
Rain likely. Patchy fog after 5pm. Otherwise, mostly cloudy, with a high near 55.
Saturday Night
Rain likely. Patchy fog before 9pm. Otherwise, mostly cloudy, with a low around 47.
Sunday
A chance of rain. Patchy fog. Otherwise, mostly cloudy, with a high near 56.
Sunday Night
Rain likely. Mostly cloudy, with a low around 47.
Monday
Rain likely. Patchy fog. Otherwise, mostly cloudy, with a high near 56.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
Berkeley CA
 37.86°N 122.26°W (Elev. 190 ft)
12:27 am PST Dec 30, 2025
8am PST Dec 30, 2025-6pm PST Jan 5, 2026
 
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Additional Resources

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