River Flooding Continues in East Florida; Rain and Thunderstorms from the Mid-Atlantic to the Northeast Thursday; Heavy Rain in Puerto Rico

Significant river flooding is forecast along the St. John’s and the Peace rivers through the end of the week as flood waters will be slow to recede. Periods of rainfall and thunderstorms are expected across the Lower Great Lakes, Central Appalachians, Mid-Atlantic and Northeast Thursday and Friday. In Puerto Rico, increased moisture in the Atlantic will produce heavy rainfall for the island. Read More >

Current conditions at

Santa Rosa, Santa Rosa Sonoma County Airport (KSTS)

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

Fog

40°F

4°C

Humidity 100%
Wind Speed N 0 MPH
Barometer 30.12 in (1019.98 mb)
Dewpoint 40°F (4°C)
Visibility 10.00 mi
Last update 05 Nov 06:53 AM PST
Extended Forecast for

Saint Helena CA

Coastal Flood Advisory November 5, 07:01am until November 13, 04:00pm
Click here for hazard details and duration
Coastal Flood Advisory
  •  
    Coastal Flood Advisory November 5, 07:01am until November 13, 04:00pm

    NOW until 4:00pm Fri

    Coastal Flood Advisory

  • Today

    High: 75 °F

    Patchy Fog
    then Sunny

  • Tonight

    Tonight: Increasing clouds, with a low around 44. Calm wind.

    Low: 44 °F

    Increasing
    Clouds

  • Friday

    Friday: Mostly sunny, with a high near 76. Calm wind.

    High: 76 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 43. Calm wind.

    Low: 43 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 77. Calm wind.

    High: 77 °F

    Sunny

  • Saturday Night

    Saturday Night: Patchy fog after 4am.  Otherwise, partly cloudy, with a low around 43.

    Low: 43 °F

    Partly Cloudy
    then Patchy
    Fog

  • Sunday

    Sunday: Patchy fog before 8am.  Otherwise, mostly sunny, with a high near 76.

    High: 76 °F

    Patchy Fog
    then Mostly
    Sunny

  • Sunday Night

    Sunday Night: Patchy fog after 3am.  Otherwise, partly cloudy, with a low around 45.

    Low: 45 °F

    Partly Cloudy
    then Patchy
    Fog

Detailed Forecast

Today
Patchy fog before 8am. Otherwise, sunny, with a high near 75. Calm wind.
Tonight
Increasing clouds, with a low around 44. Calm wind.
Friday
Mostly sunny, with a high near 76. Calm wind.
Friday Night
Mostly clear, with a low around 43. Calm wind.
Saturday
Sunny, with a high near 77. Calm wind.
Saturday Night
Patchy fog after 4am. Otherwise, partly cloudy, with a low around 43.
Sunday
Patchy fog before 8am. Otherwise, mostly sunny, with a high near 76.
Sunday Night
Patchy fog after 3am. Otherwise, partly cloudy, with a low around 45.
Monday
Areas of fog before 8am. Otherwise, mostly sunny, with a high near 73.
Monday Night
Patchy fog after 5am. Otherwise, partly cloudy, with a low around 44.
Tuesday
Areas of fog. Otherwise, sunny, with a high near 74.
Tuesday Night
Patchy fog. Otherwise, partly cloudy, with a low around 46.
Veterans Day
A slight chance of rain. Areas of fog. Otherwise, mostly sunny, with a high near 71.
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ABOUT THIS FORECAST

 
Point Forecast:
Saint Helena CA
 38.51°N 122.46°W (Elev. 203 ft)
2:06 am PST Nov 5, 2026
7am PST Nov 5, 2026-6pm PST Nov 11, 2026
 
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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