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

Snow Squalls May Impact New Year's Eve Travel from the Great Lakes to the Mid-Atlantic; Heavy Rain & Isolated Severe Thunderstorms in Southern California

Snow squalls are likely to cross the Lower Great Lakes this evening and the Ohio Valley through the interior Northeast/northern Mid-Atlantic overnight, before potentially reaching the I-95 corridor from D.C. to New York City early New Year’s Day morning. Heavy rain and isolated severe thunderstorms will impact coastal southern California including Los Angeles tonight into early on New Year's Day. Read More >

Hazardous Weather Conditions

Current conditions at

DW7094 Mill Valley (D7094)

Lat: 37.91333°NLon: 122.54833°WElev: 190.0ft.

NA

N/A

Humidity NA
Wind Speed NA NA MPH
Barometer 29.88 in (1011.85 mb)
Dewpoint N/A
Visibility NA
Last update NA
Extended Forecast for

Larkspur CA

Coastal Flood Advisory December 31, 06:48pm until January 4, 02:00pm
Click here for hazard details and duration
Coastal Flood Advisory
  •  
    Coastal Flood Advisory December 31, 06:48pm until January 4, 02:00pm

    NOW until 2:00pm Sun

    Coastal Flood Advisory

  • Tonight

    Low: 50 °F

    Rain

  • New Year's Day

    New Year's Day: Rain. High near 59. South wind 6 to 14 mph, with gusts as high as 21 mph. Chance of precipitation is 80%. New precipitation amounts between a half and three quarters of an inch possible.

    High: 59 °F

    Rain

  • Thursday Night

    Thursday Night: Rain, mainly before 10pm. Low around 52. South wind 7 to 11 mph, with gusts as high as 21 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 52 °F

    Rain then
    Chance Rain

  • Friday

    Friday: Rain likely, mainly after 10am. Cloudy, with a high near 59. South southeast wind 8 to 13 mph, with gusts as high as 23 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 59 °F

    Rain Likely

  • Friday Night

    Friday Night: Rain. Low around 54. South wind around 16 mph, with gusts as high as 33 mph. Chance of precipitation is 100%. New precipitation amounts between three quarters and one inch possible.

    Low: 54 °F

    Rain

  • Saturday

    Saturday: Rain. High near 59. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    High: 59 °F

    Rain

  • Saturday Night

    Saturday Night: Showers and possibly a thunderstorm. Low around 52. Chance of precipitation is 90%.

    Low: 52 °F

    Showers

  • Sunday

    Sunday: Rain. Cloudy, with a high near 57.

    High: 57 °F

    Rain

Detailed Forecast

Tonight
Rain. Steady temperature around 50. East northeast wind 7 to 9 mph. Chance of precipitation is 100%. New precipitation amounts between 1 and 2 inches possible.
New Year's Day
Rain. High near 59. South wind 6 to 14 mph, with gusts as high as 21 mph. Chance of precipitation is 80%. New precipitation amounts between a half and three quarters of an inch possible.
Thursday Night
Rain, mainly before 10pm. Low around 52. South wind 7 to 11 mph, with gusts as high as 21 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Friday
Rain likely, mainly after 10am. Cloudy, with a high near 59. South southeast wind 8 to 13 mph, with gusts as high as 23 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Friday Night
Rain. Low around 54. South wind around 16 mph, with gusts as high as 33 mph. Chance of precipitation is 100%. New precipitation amounts between three quarters and one inch possible.
Saturday
Rain. High near 59. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Saturday Night
Showers and possibly a thunderstorm. Low around 52. Chance of precipitation is 90%.
Sunday
Rain. Cloudy, with a high near 57.
Sunday Night
Rain. Mostly cloudy, with a low around 50.
Monday
Rain. Cloudy, with a high near 56.
Monday Night
Rain likely. Mostly cloudy, with a low around 47.
Tuesday
A chance of rain. Partly sunny, with a high near 56.
Tuesday Night
A chance of rain. Mostly cloudy, with a low around 46.
Wednesday
A chance of rain. Partly sunny, with a high near 55.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Larkspur CA
 37.94°N 122.51°W (Elev. 43 ft)
Last Update:
2:14 pm PST Dec 31, 2025
Forecast Valid:
6pm PST Dec 31, 2025-6pm PST Jan 7, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation