Heavy rain expected across the Mid-Atlantic region and central Appalachians.

Heavy rainfall is possible over portions of the eastern United States today, with the highest risk across the Mid-Atlantic and central Appalachians. Click the "Read More" link for excessive rainfall forecasts from the Weather Prediction Center. Afternoon showers and thunderstorms are possible over portions of the Southwest and southern Rockies through Friday. Read More >

Current conditions at

Santa Rosa, Santa Rosa Sonoma County Airport (KSTS)

Lat: 38.5°NLon: 122.81667°WElev: 125ft.

Overcast

55°F

13°C

Humidity 82%
Wind Speed calm
Barometer 30.09 in
Dewpoint 50°F (10°C)
Visibility 10.00 mi
Last update 29 Sep 11:25 am PDT
Extended Forecast for

Saint Helena CA

  • Today

    Today: Sunny, with a high near 80. Southeast wind 6 to 11 mph becoming west southwest in the afternoon.

    Sunny

    High: 80 °F

  • Tonight

    Tonight: Patchy fog after 11pm.  Otherwise, increasing clouds, with a low around 47. West wind 9 to 14 mph becoming light and variable.

    Patchy Fog

    Low: 47 °F

  • Friday

    Friday: Patchy fog before 11am.  Otherwise, mostly sunny, with a high near 76. Light and variable wind becoming west northwest 9 to 14 mph in the afternoon.

    Patchy Fog
    then Mostly
    Sunny

    High: 76 °F

  • Friday
    Night

    Friday Night: Partly cloudy, with a low around 46. West northwest wind 14 to 16 mph, with gusts as high as 21 mph.

    Partly Cloudy

    Low: 46 °F

  • Saturday

    Saturday: Mostly sunny, with a high near 76. West northwest wind 6 to 8 mph.

    Mostly Sunny

    High: 76 °F

  • Saturday
    Night

    Saturday Night: Partly cloudy, with a low around 45.

    Partly Cloudy

    Low: 45 °F

  • Sunday

    Sunday: Rain likely, with thunderstorms also possible after 11am.  Partly sunny, with a high near 70. Chance of precipitation is 60%.

    Rain Likely

    High: 70 °F

  • Sunday
    Night

    Sunday Night: A chance of rain and thunderstorms.  Mostly cloudy, with a low around 45.

    Chance Rain

    Low: 45 °F

  • Monday

    Monday: A chance of rain and thunderstorms.  Partly sunny, with a high near 73.

    Chance Rain

    High: 73 °F

Detailed Forecast

Today
Sunny, with a high near 80. Southeast wind 6 to 11 mph becoming west southwest in the afternoon.
Tonight
Patchy fog after 11pm. Otherwise, increasing clouds, with a low around 47. West wind 9 to 14 mph becoming light and variable.
Friday
Patchy fog before 11am. Otherwise, mostly sunny, with a high near 76. Light and variable wind becoming west northwest 9 to 14 mph in the afternoon.
Friday Night
Partly cloudy, with a low around 46. West northwest wind 14 to 16 mph, with gusts as high as 21 mph.
Saturday
Mostly sunny, with a high near 76. West northwest wind 6 to 8 mph.
Saturday Night
Partly cloudy, with a low around 45.
Sunday
Rain likely, with thunderstorms also possible after 11am. Partly sunny, with a high near 70. Chance of precipitation is 60%.
Sunday Night
A chance of rain and thunderstorms. Mostly cloudy, with a low around 45.
Monday
A chance of rain and thunderstorms. Partly sunny, with a high near 73.
Monday Night
A chance of rain, mainly before 11pm. Mostly cloudy, with a low around 45.
Tuesday
A slight chance of rain. Partly sunny, with a high near 79.
Tuesday Night
Partly cloudy, with a low around 47.
Wednesday
Mostly sunny, with a high near 84.
Click Map For Forecast
Point Forecast:
Saint Helena CA
 38.51°N 122.46°W (Elev. 203 ft)
5:30 am PDT Sep 29, 2016
11am PDT Sep 29, 2016-6pm PDT Oct 5, 2016
 
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Additional Resources

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