National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Heavy Rain and Mountain Snow Lingers in California; Winter Storm Impacting the Great Lakes and Northeast U.S.

An atmospheric river will wind down through today across California with lingering heavy rainfall, heavy mountain snow, and gusty winds. A wintry mix of freezing rain, sleet, and snow will cause hazardous travel conditions for the Great Lakes into the northern Mid-Atlantic and southern New England today through Saturday morning. Areas of tree damage and power outages are possible. Read More >

Hazardous Weather Conditions

Current conditions at

Livermore, Livermore Municipal Airport (KLVK)

Lat: 37.69278°NLon: 121.81444°WElev: 397.0ft.

Clear

50°F

10°C

Humidity 81%
Wind Speed SW 9 MPH
Barometer 29.89 in (1012.19 mb)
Dewpoint 45°F (7°C)
Visibility 10.00 mi
Wind Chill46°F (8°C)
Last update 26 Dec 06:00 AM PST
Extended Forecast for

Livermore Municipal CA

Flood Watch December 26, 06:27am until December 26, 10:00pm
Click here for hazard details and duration
Flood Watch
  •  
    Flood Watch December 26, 06:27am until December 26, 10:00pm

    NOW until 10:00pm Fri

    Flood Watch

  • Today

    High: 54 °F

    Chance
    Showers

  • Tonight

    Tonight: A 10 percent chance of showers before 7pm. Mostly cloudy, with a low around 42. Southwest wind 5 to 8 mph.

    Low: 42 °F

    Slight Chance
    Showers then
    Mostly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 52. Light and variable wind becoming north northwest 5 to 8 mph in the morning.

    High: 52 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Patchy frost after 5am. Otherwise, partly cloudy, with a low around 36. North wind around 6 mph becoming calm in the evening.

    Low: 36 °F

    Mostly Clear
    then Patchy
    Frost

  • Sunday

    Sunday: Patchy frost before 8am. Otherwise, sunny, with a high near 51. Calm wind becoming north northeast 5 to 7 mph in the morning.

    High: 51 °F

    Patchy Frost
    then Sunny

  • Sunday Night

    Sunday Night: Patchy frost after 1am. Otherwise, mostly clear, with a low around 34.

    Low: 34 °F

    Mostly Clear
    then Patchy
    Frost

  • Monday

    Monday: Areas of frost before 8am. Otherwise, sunny, with a high near 53.

    High: 53 °F

    Areas Frost
    then Sunny

  • Monday Night

    Monday Night: Patchy frost after 2am. Otherwise, mostly clear, with a low around 34.

    Low: 34 °F

    Mostly Clear
    then Patchy
    Frost

Detailed Forecast

Today
A 50 percent chance of showers, mainly between 8am and 5pm. Partly sunny, with a high near 54. South southwest wind 13 to 18 mph, with gusts as high as 32 mph. New precipitation amounts of less than a tenth of an inch possible.
Tonight
A 10 percent chance of showers before 7pm. Mostly cloudy, with a low around 42. Southwest wind 5 to 8 mph.
Saturday
Mostly sunny, with a high near 52. Light and variable wind becoming north northwest 5 to 8 mph in the morning.
Saturday Night
Patchy frost after 5am. Otherwise, partly cloudy, with a low around 36. North wind around 6 mph becoming calm in the evening.
Sunday
Patchy frost before 8am. Otherwise, sunny, with a high near 51. Calm wind becoming north northeast 5 to 7 mph in the morning.
Sunday Night
Patchy frost after 1am. Otherwise, mostly clear, with a low around 34.
Monday
Areas of frost before 8am. Otherwise, sunny, with a high near 53.
Monday Night
Patchy frost after 2am. Otherwise, mostly clear, with a low around 34.
Tuesday
Areas of frost before 9am. Otherwise, mostly sunny, with a high near 54.
Tuesday Night
Patchy frost after 4am. Otherwise, mostly clear, with a low around 36.
Wednesday
Mostly sunny, with a high near 54.
Wednesday Night
A slight chance of showers. Mostly cloudy, with a low around 40.
New Year's Day
A chance of showers. Patchy fog. Otherwise, mostly cloudy, with a high near 55.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Livermore Municipal CA
 37.69°N 121.81°W (Elev. 400 ft)
Last Update:
3:07 am PST Dec 26, 2025
Forecast Valid:
6am PST Dec 26, 2025-6pm PST Jan 1, 2026
 
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Additional Resources

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High Temperature

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Chance of Precipitation