Heavy Great Lakes Snow through Friday; Extreme Cold and Potential for Major Winter Storm Late Week into this Weekend

Multiple clipper systems will bring cold temperatures and enhance lake-effect snow downwind of the Great Lakes. An arctic blast will bring frigid temperatures accompanied with gusty winds that may lead to dangerous wind chills beginning in the Northern Plains Thursday before expanding to the South and East. An expansive winter storm will start Friday in the Southern Rockies/Plains and Mid-South. Read More >

Current conditions at

BROOKS (BKSC1)

Lat: 38.73836°NLon: 122.14469°WElev: 354.0ft.

NA

42°F

6°C

Humidity 95%
Wind Speed W 0 MPH
Barometer NA
Dewpoint 41°F (5°C)
Visibility NA
Last update 21 Jan 01:59 AM PST
Extended Forecast for

5 Miles NE Lake Berryessa CA

Dense Fog Advisory until January 21, 12:00pm
Click here for hazard details and duration
Dense Fog Advisory
  •  
    Dense Fog Advisory until January 21, 12:00pm

    NOW until 12:00pm Wed

    Dense Fog Advisory

  • Overnight

    Low: 48 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Cloudy, with a high near 54. North northeast wind 3 to 7 mph.

    High: 54 °F

    Cloudy

  • Wednesday Night

    Wednesday Night: Cloudy, with a steady temperature around 51. Light and variable wind becoming north northwest around 6 mph in the evening.

    Low: 51 °F

    Cloudy

  • Thursday

    Thursday: Cloudy, then gradually becoming mostly sunny, with a high near 57. West northwest wind around 6 mph becoming south in the afternoon.

    High: 57 °F

    Decreasing
    Clouds

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 43. Southwest wind around 6 mph becoming northwest after midnight.

    Low: 43 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 53.

    High: 53 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 43.

    Low: 43 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 52.

    High: 52 °F

    Sunny

Detailed Forecast

Overnight
Mostly cloudy, with a low around 48. Northeast wind around 6 mph.
Wednesday
Cloudy, with a high near 54. North northeast wind 3 to 7 mph.
Wednesday Night
Cloudy, with a steady temperature around 51. Light and variable wind becoming north northwest around 6 mph in the evening.
Thursday
Cloudy, then gradually becoming mostly sunny, with a high near 57. West northwest wind around 6 mph becoming south in the afternoon.
Thursday Night
Partly cloudy, with a low around 43. Southwest wind around 6 mph becoming northwest after midnight.
Friday
Mostly sunny, with a high near 53.
Friday Night
Mostly clear, with a low around 43.
Saturday
Sunny, with a high near 52.
Saturday Night
Mostly clear, with a low around 41.
Sunday
Partly sunny, with a high near 49.
Sunday Night
Mostly cloudy, with a low around 40.
Monday
Mostly sunny, with a high near 51.
Monday Night
Partly cloudy, with a low around 41.
Tuesday
Partly sunny, with a high near 52.
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles NE Lake Berryessa CA
 38.63°N 122.17°W (Elev. 1880 ft)
1:21 am PST Jan 21, 2026
2am PST Jan 21, 2026-6pm PST Jan 27, 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