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

Heavy Rain and Flooding Concerns in Hawaii; Severe Weather in the Plains

A storm system is expected to bring strong winds, widespread heavy rainfall, and flooding concerns to the Hawaiian Islands through the weekend. Strong to severe thunderstorms are forecast from the Southern Plains to the Mid-Missouri Valley Thursday afternoon and evening. Large hail and strong winds are the primary threats. Read More >

Current conditions at

DW7094 Mill Valley (D7094)

Lat: 37.91317°NLon: 122.5485°WElev: 204.79ft.

NA

N/A

Humidity NA
Wind Speed NA NA MPH
Barometer NA
Dewpoint N/A
Visibility NA
Last update NA
Extended Forecast for

Larkspur CA

  • Today

    Today: A slight chance of rain between noon and 5pm. Patchy fog before 8am. Otherwise, partly sunny, with a high near 70. Calm wind becoming south southwest 5 to 7 mph in the afternoon. Chance of precipitation is 20%.

    High: 70 °F

    Patchy Fog
    then Slight
    Chance Rain

  • Tonight

    Tonight: A chance of rain, mainly between 1am and 2am, then a chance of showers and thunderstorms after 2am. Mostly cloudy, with a low around 55. West southwest wind around 6 mph becoming calm in the evening. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 55 °F

    Slight Chance
    Rain then
    Chance
    Showers

  • Friday

    Friday: Showers and possibly a thunderstorm. High near 67. Calm wind becoming south southwest 5 to 8 mph in the afternoon. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 67 °F

    Showers

  • Friday Night

    Friday Night: Showers likely and possibly a thunderstorm before 11pm, then rain likely after 11pm. Mostly cloudy, with a low around 53. South southwest wind 6 to 8 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 53 °F

    Showers
    Likely

  • Saturday

    Saturday: Rain before 11am, then showers and possibly a thunderstorm after 11am. High near 64. South southwest wind 6 to 13 mph, with gusts as high as 24 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.

    High: 64 °F

    Showers

  • Saturday Night

    Saturday Night: Showers and possibly a thunderstorm. Low around 48. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 48 °F

    Showers

  • Sunday

    Sunday: Showers and possibly a thunderstorm. High near 63. Chance of precipitation is 80%.

    High: 63 °F

    Showers

  • Sunday Night

    Sunday Night: A slight chance of rain before 11pm. Partly cloudy, with a low around 48.

    Low: 48 °F

    Slight Chance
    Rain then
    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 67.

    High: 67 °F

    Sunny

Detailed Forecast

Today
A slight chance of rain between noon and 5pm. Patchy fog before 8am. Otherwise, partly sunny, with a high near 70. Calm wind becoming south southwest 5 to 7 mph in the afternoon. Chance of precipitation is 20%.
Tonight
A chance of rain, mainly between 1am and 2am, then a chance of showers and thunderstorms after 2am. Mostly cloudy, with a low around 55. West southwest wind around 6 mph becoming calm in the evening. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Friday
Showers and possibly a thunderstorm. High near 67. Calm wind becoming south southwest 5 to 8 mph in the afternoon. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Friday Night
Showers likely and possibly a thunderstorm before 11pm, then rain likely after 11pm. Mostly cloudy, with a low around 53. South southwest wind 6 to 8 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Saturday
Rain before 11am, then showers and possibly a thunderstorm after 11am. High near 64. South southwest wind 6 to 13 mph, with gusts as high as 24 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.
Saturday Night
Showers and possibly a thunderstorm. Low around 48. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Sunday
Showers and possibly a thunderstorm. High near 63. Chance of precipitation is 80%.
Sunday Night
A slight chance of rain before 11pm. Partly cloudy, with a low around 48.
Monday
Sunny, with a high near 67.
Monday Night
Mostly clear, with a low around 47.
Tuesday
Sunny, with a high near 69.
Tuesday Night
Mostly clear, with a low around 48.
Wednesday
Mostly sunny, with a high near 70.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Larkspur CA
 37.96°N 122.52°W (Elev. 52 ft)
Last Update:
1:26 am PDT Apr 9, 2026
Forecast Valid:
5am PDT Apr 9, 2026-6pm PDT Apr 15, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation