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

SJSU - Mount Diablo Summit Museum Rooftop (SJS02)

Lat: 37.881699°NLon: 121.914173°WElev: 3904.0ft.

NA

59°F

15°C

Humidity 20%
Wind Speed E 4 MPH
Barometer NA
Dewpoint 19°F (-7°C)
Visibility NA
Last update 20 Jan 06:35 PM PST
Extended Forecast for

8 Miles N Livermore Municipal CA

  • Tonight

    Tonight: Mostly cloudy, with a low around 48. East northeast wind around 5 mph becoming light and variable.

    Low: 48 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Cloudy, with a high near 57. East southeast wind around 5 mph becoming light and variable  in the afternoon.

    High: 57 °F

    Cloudy

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a steady temperature around 50. West southwest wind around 6 mph.

    Low: 50 °F

    Mostly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 57. West northwest wind around 6 mph.

    High: 57 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 45. Southwest wind around 7 mph.

    Low: 45 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 55.

    High: 55 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 42.

    Low: 42 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 54.

    High: 54 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 41.

    Low: 41 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly cloudy, with a low around 48. East northeast wind around 5 mph becoming light and variable.
Wednesday
Cloudy, with a high near 57. East southeast wind around 5 mph becoming light and variable in the afternoon.
Wednesday Night
Mostly cloudy, with a steady temperature around 50. West southwest wind around 6 mph.
Thursday
Partly sunny, with a high near 57. West northwest wind around 6 mph.
Thursday Night
Mostly cloudy, with a low around 45. Southwest wind around 7 mph.
Friday
Mostly sunny, with a high near 55.
Friday Night
Mostly clear, with a low around 42.
Saturday
Sunny, with a high near 54.
Saturday Night
Mostly clear, with a low around 41.
Sunday
Partly sunny, with a high near 53.
Sunday Night
Mostly cloudy, with a low around 43.
Monday
Partly sunny, with a high near 55.
Monday Night
Partly cloudy, with a low around 43.
Tuesday
Partly sunny, with a high near 56.
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ABOUT THIS FORECAST

 
Point Forecast:
8 Miles N Livermore Municipal CA
 37.82°N 121.82°W (Elev. 1736 ft)
6:41 pm PST Jan 20, 2026
6pm PST Jan 20, 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