Coastal and Marine Impacts from Imelda and Humberto as Both Track Away from the Southeast U.S.

Swells and high surf from both Imelda and Humberto are expected to bring dangerous marine and rip current conditions to the east coast of Florida and Georgia today, spreading north along much of the east coast of the U.S. this week. Heavy rainfall north and west of Imelda falling across coastal Florida and Georgia into the Carolinas could cause isolated flash and urban flooding through Tuesday. Read More >

Current conditions at

Novato / Gnoss Field (KDVO)

Lat: 38.14178°NLon: 122.55463°WElev: 3.0ft.

Partly Cloudy

N/A

Humidity NA
Wind Speed SSW 11 MPH
Barometer 29.95 in (1014.22 mb)
Dewpoint N/A
Visibility 10.00 mi
Last update NA
Extended Forecast for

4 Miles NNW San Rafael CA

  • This Afternoon

    This Afternoon: A 30 percent chance of rain.  Partly sunny, with a high near 75. South southwest wind around 8 mph.

    High: 75 °F

    Chance Rain

  • Tonight

    Tonight: A 50 percent chance of rain.  Mostly cloudy, with a low around 59. Southwest wind around 5 mph becoming calm  in the evening.  New precipitation amounts of less than a tenth of an inch possible.

    Low: 59 °F

    Chance Rain

  • Tuesday

    Tuesday: A 30 percent chance of rain, mainly before 11am.  Mostly sunny, with a high near 76. Calm wind becoming south southwest 5 to 7 mph in the morning.

    High: 76 °F

    Chance Rain

  • Tuesday Night

    Tuesday Night: A 50 percent chance of rain, mainly after 11pm.  Mostly cloudy, with a low around 60. Light south wind.  New precipitation amounts of less than a tenth of an inch possible.

    Low: 60 °F

    Chance Rain

  • Wednesday

    Wednesday: Rain likely.  Mostly cloudy, with a high near 76. South wind 3 to 6 mph.  Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 76 °F

    Rain Likely

  • Wednesday Night

    Wednesday Night: A 20 percent chance of rain before 11pm.  Mostly cloudy, with a low around 57. New precipitation amounts of less than a tenth of an inch possible.

    Low: 57 °F

    Slight Chance
    Rain then
    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 80.

    High: 80 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 54.

    Low: 54 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 83.

    High: 83 °F

    Sunny

Detailed Forecast

This Afternoon
A 30 percent chance of rain. Partly sunny, with a high near 75. South southwest wind around 8 mph.
Tonight
A 50 percent chance of rain. Mostly cloudy, with a low around 59. Southwest wind around 5 mph becoming calm in the evening. New precipitation amounts of less than a tenth of an inch possible.
Tuesday
A 30 percent chance of rain, mainly before 11am. Mostly sunny, with a high near 76. Calm wind becoming south southwest 5 to 7 mph in the morning.
Tuesday Night
A 50 percent chance of rain, mainly after 11pm. Mostly cloudy, with a low around 60. Light south wind. New precipitation amounts of less than a tenth of an inch possible.
Wednesday
Rain likely. Mostly cloudy, with a high near 76. South wind 3 to 6 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday Night
A 20 percent chance of rain before 11pm. Mostly cloudy, with a low around 57. New precipitation amounts of less than a tenth of an inch possible.
Thursday
Mostly sunny, with a high near 80.
Thursday Night
Mostly clear, with a low around 54.
Friday
Sunny, with a high near 83.
Friday Night
Clear, with a low around 56.
Saturday
Sunny, with a high near 85.
Saturday Night
Clear, with a low around 56.
Sunday
Sunny, with a high near 82.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles NNW San Rafael CA
 38.03°N 122.53°W (Elev. 66 ft)
1:26 pm PDT Sep 29, 2025
2pm PDT Sep 29, 2025-6pm PDT Oct 5, 2025
 
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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