Pacific Storm System Across the West; Fire Weather Concerns in the Southeast

A Pacific storm system will bring strong winds and low elevation rain to much of the West Coast, and heavy high elevation mountain snow to the Sierra-Nevada through Wednesday. Fire weather concerns will continue into Tuesday across the Mid-South and Southeast as gusty winds and dry conditions persist. Read More >

Current conditions at

Napa, Napa County Airport (KAPC)

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

rain,mist

52°F

11°C

Humidity 100%
Wind Speed N 0 MPH
Barometer 29.89 in (1012.19 mb)
Dewpoint 52°F (11°C)
Visibility 5.00 mi
Last update 21 Apr 01:35 AM PDT
Extended Forecast for

3 Miles SSE Lake Berryessa CA

  • Overnight

    Overnight: Rain.  Areas of fog after 5am. Low around 49. Calm wind becoming south around 5 mph.  Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 49 °F

    Rain and
    Areas Fog

  • Tuesday

    Tuesday: Showers and thunderstorms, mainly before 4pm, then rain likely and possibly a thunderstorm after 5pm.  Areas of fog before 10am. High near 58. Calm wind becoming southwest 5 to 8 mph in the afternoon.  Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.

    High: 58 °F

    Showers and
    Areas Fog

  • Tuesday Night

    Tuesday Night: A chance of rain before 9pm, then a chance of rain after 1am.  Patchy fog after 3am.  Otherwise, mostly cloudy, with a low around 44. West southwest wind around 6 mph becoming calm  in the evening.  Chance of precipitation is 40%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 44 °F

    Chance Rain
    and Patchy
    Fog

  • Wednesday

    Wednesday: A 30 percent chance of rain before 11am.  Areas of fog before 9am.  Otherwise, mostly sunny, with a high near 63. Calm wind becoming southwest around 5 mph in the afternoon.

    High: 63 °F

    Chance Rain
    and Areas Fog
    then Mostly
    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 43. West southwest wind around 6 mph becoming calm  in the evening.

    Low: 43 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 71.

    High: 71 °F

    Sunny

  • Thursday Night

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

    Low: 46 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 73.

    High: 73 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 47.

    Low: 47 °F

    Partly Cloudy

Detailed Forecast

Overnight
Rain. Areas of fog after 5am. Low around 49. Calm wind becoming south around 5 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Tuesday
Showers and thunderstorms, mainly before 4pm, then rain likely and possibly a thunderstorm after 5pm. Areas of fog before 10am. High near 58. Calm wind becoming southwest 5 to 8 mph in the afternoon. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.
Tuesday Night
A chance of rain before 9pm, then a chance of rain after 1am. Patchy fog after 3am. Otherwise, mostly cloudy, with a low around 44. West southwest wind around 6 mph becoming calm in the evening. Chance of precipitation is 40%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday
A 30 percent chance of rain before 11am. Areas of fog before 9am. Otherwise, mostly sunny, with a high near 63. Calm wind becoming southwest around 5 mph in the afternoon.
Wednesday Night
Mostly clear, with a low around 43. West southwest wind around 6 mph becoming calm in the evening.
Thursday
Sunny, with a high near 71.
Thursday Night
Mostly clear, with a low around 46.
Friday
Sunny, with a high near 73.
Friday Night
Partly cloudy, with a low around 47.
Saturday
Mostly sunny, with a high near 68.
Saturday Night
Partly cloudy, with a low around 47.
Sunday
Mostly sunny, with a high near 68.
Sunday Night
Partly cloudy, with a low around 47.
Monday
Mostly sunny, with a high near 70.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SSE Lake Berryessa CA
 38.53°N 122.23°W (Elev. 991 ft)
12:31 am PDT Apr 21, 2026
1am PDT Apr 21, 2026-6pm PDT Apr 27, 2026
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database