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Areas of Hazardous Weather This Weekend

A series of cold fronts from North Pacific storms will bring periods of gusty winds, low elevation rainfall, and high elevation snow to the Pacific Northwest this weekend into next week. Heavy to excessive rainfall may produce areas of flooding over southern Texas this weekend. Read More >

Hazardous Weather Conditions

Current conditions at

Napa, Napa County Airport (KAPC)

Lat: 38.2075°NLon: 122.27944°WElev: 33.0ft.

Clear

72°F

22°C

Humidity 40%
Wind Speed SSW 5 MPH
Barometer 30.08 in (1018.63 mb)
Dewpoint 46°F (8°C)
Visibility 10.00 mi
Last update 06 Nov 02:35 PM PST
Extended Forecast for

6 Miles E Saint Helena CA

Coastal Flood Advisory November 6, 02:46pm until November 13, 04:00pm
Click here for hazard details and duration
Coastal Flood Advisory
  •  
    Coastal Flood Advisory November 6, 02:46pm until November 13, 04:00pm

    NOW until 4:00pm Fri

    Coastal Flood Advisory

  • This Afternoon

    High: 76 °F

    Sunny

  • Tonight

    Tonight: Clear, with a low around 46. Calm wind.

    Low: 46 °F

    Clear

  • Saturday

    Saturday: Sunny, with a high near 73. Light and variable wind.

    High: 73 °F

    Sunny

  • Saturday Night

    Saturday Night: Patchy fog after 5am. Otherwise, partly cloudy, with a low around 44. Calm wind.

    Low: 44 °F

    Mostly Clear
    then Patchy
    Fog

  • Sunday

    Sunday: Patchy fog before 8am. Otherwise, mostly sunny, with a high near 74. Calm wind.

    High: 74 °F

    Patchy Fog
    then Mostly
    Sunny

  • Sunday Night

    Sunday Night: Patchy fog after 5am. Otherwise, partly cloudy, with a low around 45.

    Low: 45 °F

    Partly Cloudy
    then Patchy
    Fog

  • Monday

    Monday: Patchy fog before 8am. Otherwise, mostly sunny, with a high near 72.

    High: 72 °F

    Patchy Fog
    then Mostly
    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 46.

    Low: 46 °F

    Mostly Clear

Detailed Forecast

This Afternoon
Sunny, with a high near 76. Calm wind.
Tonight
Clear, with a low around 46. Calm wind.
Saturday
Sunny, with a high near 73. Light and variable wind.
Saturday Night
Patchy fog after 5am. Otherwise, partly cloudy, with a low around 44. Calm wind.
Sunday
Patchy fog before 8am. Otherwise, mostly sunny, with a high near 74. Calm wind.
Sunday Night
Patchy fog after 5am. Otherwise, partly cloudy, with a low around 45.
Monday
Patchy fog before 8am. Otherwise, mostly sunny, with a high near 72.
Monday Night
Mostly clear, with a low around 46.
Tuesday
Sunny, with a high near 75.
Tuesday Night
Mostly clear, with a low around 47.
Veterans Day
Mostly sunny, with a high near 72.
Wednesday Night
A slight chance of rain. Partly cloudy, with a low around 47.
Thursday
A chance of rain. Patchy fog. Otherwise, partly sunny, with a high near 67.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
6 Miles E Saint Helena CA
 38.5°N 122.37°W (Elev. 597 ft)
Last Update:
12:26 pm PST Nov 6, 2026
Forecast Valid:
2pm PST Nov 6, 2026-6pm PST Nov 12, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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