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

54°F

12°C

Humidity 93%
Wind Speed N 4 MPH
Barometer 29.89 in (1012.19 mb)
Dewpoint 52°F (11°C)
Visibility 10.00 mi
Last update 20 Apr 11:20 PM PDT
Extended Forecast for

6 Miles SE Lake Berryessa CA

  • Tonight

    Tonight: Rain.  Areas of fog after 5am. Low around 49. Calm wind becoming south around 6 mph after midnight.  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 9am. High near 59. 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: 59 °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 2am.  Otherwise, mostly cloudy, with a low around 44. 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 64. Calm wind becoming southwest around 5 mph in the afternoon.

    High: 64 °F

    Chance Rain
    and Areas Fog
    then Mostly
    Sunny

  • Wednesday Night

    Wednesday Night: Patchy fog after 4am.  Otherwise, mostly clear, with a low around 43. West southwest wind around 6 mph becoming calm  in the evening.

    Low: 43 °F

    Mostly Clear
    then Patchy
    Fog

  • Thursday

    Thursday: Patchy fog before 7am.  Otherwise, sunny, with a high near 73.

    High: 73 °F

    Patchy Fog
    then Sunny

  • Thursday Night

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

    Low: 46 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 74.

    High: 74 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 47.

    Low: 47 °F

    Mostly Clear

Detailed Forecast

Tonight
Rain. Areas of fog after 5am. Low around 49. Calm wind becoming south around 6 mph after midnight. 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 9am. High near 59. 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 2am. Otherwise, mostly cloudy, with a low around 44. 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 64. Calm wind becoming southwest around 5 mph in the afternoon.
Wednesday Night
Patchy fog after 4am. Otherwise, mostly clear, with a low around 43. West southwest wind around 6 mph becoming calm in the evening.
Thursday
Patchy fog before 7am. Otherwise, sunny, with a high near 73.
Thursday Night
Mostly clear, with a low around 46.
Friday
Sunny, with a high near 74.
Friday Night
Mostly clear, with a low around 47.
Saturday
Mostly sunny, with a high near 70.
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 71.
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ABOUT THIS FORECAST

 
Point Forecast:
6 Miles SE Lake Berryessa CA
 38.51°N 122.2°W (Elev. 541 ft)
11:27 pm PDT Apr 20, 2026
11pm PDT Apr 20, 2026-6pm PDT Apr 27, 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