Cold System Impacting California into Southwest/Four Corners; System Tracking From Mississippi Valley Into East, Possible Prelude To Much Stronger System

A storm digging through CA into the Southwest and Four Corners region will produce heavy mountain snow and showers. Further east, another storm will track from the Mid MS Valley to the Mid-Atlantic for a swath of snow and ice w/ locally heavy rain through Monday. By Tuesday, a stronger storm w/ a wealth of moisture will impact the eastern two-thirds w/ excessive rain, heavy snow and ice. Read More >

Current conditions at

Napa, Napa County Airport (KAPC)

Lat: 38.2075°NLon: 122.27944°WElev: 33ft.

Mostly Cloudy

40°F

4°C

Humidity 93%
Wind Speed calm
Barometer 30.00 in (1015.1 mb)
Dewpoint 38°F (3°C)
Visibility 10.00 mi
Last update 17 Feb 5:54 am PST
Extended Forecast for

4 Miles W Lake Berryessa CA

  • Today

    Today: A 40 percent chance of showers, mainly before 4pm.  Partly sunny, with a high near 47. South southwest wind 9 to 13 mph becoming north northwest in the afternoon.  New precipitation amounts of less than a tenth of an inch possible.

    Chance
    Showers

    High: 47 °F

  • Tonight

    Tonight: A 20 percent chance of showers before 10pm.  Mostly clear, with a low around 31. North wind 5 to 10 mph.

    Slight Chance
    Showers then
    Clear

    Low: 31 °F

  • Washington's
    Birthday

    Washington's Birthday: Sunny, with a high near 53. North wind 16 to 18 mph, with gusts as high as 23 mph.

    Sunny

    High: 53 °F

  • Monday
    Night

    Monday Night: Mostly clear, with a low around 30. North wind around 7 mph.

    Mostly Clear

    Low: 30 °F

  • Tuesday

    Tuesday: Sunny, with a high near 52. North wind 13 to 16 mph, with gusts as high as 21 mph.

    Sunny

    High: 52 °F

  • Tuesday
    Night

    Tuesday Night: Partly cloudy, with a low around 32.

    Partly Cloudy

    Low: 32 °F

  • Wednesday

    Wednesday: A 20 percent chance of showers.  Mostly sunny, with a high near 51.

    Slight Chance
    Showers

    High: 51 °F

  • Wednesday
    Night

    Wednesday Night: A chance of showers.  Partly cloudy, with a low around 33.

    Chance
    Showers

    Low: 33 °F

  • Thursday

    Thursday: A slight chance of rain and snow showers.  Mostly sunny, with a high near 50.

    Slight Chance
    Rain/Snow

    High: 50 °F

Detailed Forecast

Today
A 40 percent chance of showers, mainly before 4pm. Partly sunny, with a high near 47. South southwest wind 9 to 13 mph becoming north northwest in the afternoon. New precipitation amounts of less than a tenth of an inch possible.
Tonight
A 20 percent chance of showers before 10pm. Mostly clear, with a low around 31. North wind 5 to 10 mph.
Washington's Birthday
Sunny, with a high near 53. North wind 16 to 18 mph, with gusts as high as 23 mph.
Monday Night
Mostly clear, with a low around 30. North wind around 7 mph.
Tuesday
Sunny, with a high near 52. North wind 13 to 16 mph, with gusts as high as 21 mph.
Tuesday Night
Partly cloudy, with a low around 32.
Wednesday
A 20 percent chance of showers. Mostly sunny, with a high near 51.
Wednesday Night
A chance of showers. Partly cloudy, with a low around 33.
Thursday
A slight chance of rain and snow showers. Mostly sunny, with a high near 50.
Thursday Night
Partly cloudy, with a low around 33.
Friday
Mostly sunny, with a high near 52.
Friday Night
Partly cloudy, with a low around 33.
Saturday
A slight chance of showers. Partly sunny, with a high near 52.
Click Map For Forecast
Point Forecast:
4 Miles W Lake Berryessa CA
 38.58°N 122.33°W (Elev. 1138 ft)
2:50 am PST Feb 17, 2019
6am PST Feb 17, 2019-6pm PST Feb 23, 2019
 
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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