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

Santa Rosa, Santa Rosa Sonoma County Airport (KSTS)

Lat: 38.5°NLon: 122.81667°WElev: 125.0ft.

Overcast

68°F

20°C

Humidity 64%
Wind Speed S 9 MPH
Barometer 29.96 in (1014.56 mb)
Dewpoint 55°F (13°C)
Visibility 10.00 mi
Last update 29 Sep 02:00 PM PDT
Extended Forecast for

Calistoga CA

  • This Afternoon

    This Afternoon: A 30 percent chance of rain.  Mostly cloudy, with a high near 68. Southwest wind around 6 mph.  New precipitation amounts of less than a tenth of an inch possible.

    High: 68 °F

    Chance Rain

  • Tonight

    Tonight: Rain likely, mainly before 11pm.  Patchy fog after midnight.  Otherwise, mostly cloudy, with a low around 54. Light west southwest wind.  Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 54 °F

    Rain Likely
    then Chance
    Rain and
    Patchy Fog

  • Tuesday

    Tuesday: A 30 percent chance of rain, mainly after 11am.  Patchy fog before 7am.  Otherwise, partly sunny, with a high near 68. Calm wind becoming southwest 5 to 7 mph in the morning.

    High: 68 °F

    Chance Rain
    and Patchy
    Fog

  • Tuesday Night

    Tuesday Night: Rain likely, mainly after 11pm.  Patchy fog after 4am.  Otherwise, mostly cloudy, with a low around 54. Calm wind.  Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 54 °F

    Rain Likely
    and Patchy
    Fog

  • Wednesday

    Wednesday: Rain likely, mainly before 11am.  Mostly cloudy, with a high near 65. Light south southeast wind.  Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.

    High: 65 °F

    Rain Likely

  • Wednesday Night

    Wednesday Night: A 30 percent chance of rain before 11pm.  Patchy fog after midnight.  Otherwise, mostly cloudy, with a low around 51. New precipitation amounts of less than a tenth of an inch possible.

    Low: 51 °F

    Chance Rain
    then Patchy
    Fog

  • Thursday

    Thursday: Patchy fog between 11am and noon.  Otherwise, mostly sunny, with a high near 74.

    High: 74 °F

    Patchy Fog
    then Mostly
    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 49.

    Low: 49 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 79.

    High: 79 °F

    Sunny

Detailed Forecast

This Afternoon
A 30 percent chance of rain. Mostly cloudy, with a high near 68. Southwest wind around 6 mph. New precipitation amounts of less than a tenth of an inch possible.
Tonight
Rain likely, mainly before 11pm. Patchy fog after midnight. Otherwise, mostly cloudy, with a low around 54. Light west southwest wind. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Tuesday
A 30 percent chance of rain, mainly after 11am. Patchy fog before 7am. Otherwise, partly sunny, with a high near 68. Calm wind becoming southwest 5 to 7 mph in the morning.
Tuesday Night
Rain likely, mainly after 11pm. Patchy fog after 4am. Otherwise, mostly cloudy, with a low around 54. Calm wind. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday
Rain likely, mainly before 11am. Mostly cloudy, with a high near 65. Light south southeast wind. Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.
Wednesday Night
A 30 percent chance of rain before 11pm. Patchy fog after midnight. Otherwise, mostly cloudy, with a low around 51. New precipitation amounts of less than a tenth of an inch possible.
Thursday
Patchy fog between 11am and noon. Otherwise, mostly sunny, with a high near 74.
Thursday Night
Mostly clear, with a low around 49.
Friday
Sunny, with a high near 79.
Friday Night
Clear, with a low around 52.
Saturday
Sunny, with a high near 82.
Saturday Night
Clear, with a low around 52.
Sunday
Sunny, with a high near 79.
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ABOUT THIS FORECAST

 
Point Forecast:
Calistoga CA
 38.58°N 122.59°W (Elev. 525 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

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Hourly Weather Forecast

National Digital Forecast Database