Fire Weather Concerns; Record Warmth Spreads

The Plains to the mid-Mississippi Valley continue with warm and dry conditions. Any fires that initiate could spread quickly. The warm temperatures will expand across the Southern Plains into the Southwest where numerous records are expected through the weekend. Meanwhile, a cold front will move southward across the northern Plains and Great Lakes region where some snow will develop this weekend. Read More >

Current conditions at

Napa, Napa County Airport (KAPC)

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

Clear

59°F

15°C

Humidity 93%
Wind Speed N 0 MPH
Barometer 29.94 in (1013.89 mb)
Dewpoint 57°F (14°C)
Visibility 10.00 mi
Last update 28 Feb 07:35 AM PST
Extended Forecast for

7 Miles SSE Lake Berryessa CA

  • Today

    Today: Mostly sunny, with a high near 73. Calm wind becoming southwest around 5 mph in the afternoon.

    High: 73 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 51. Light west southwest wind.

    Low: 51 °F

    Mostly Cloudy

  • Sunday

    Sunday: Cloudy, then gradually becoming mostly sunny, with a high near 63. Calm wind becoming west southwest 5 to 7 mph in the afternoon.

    High: 63 °F

    Decreasing
    Clouds

  • Sunday Night

    Sunday Night: A 30 percent chance of rain, mainly after 10pm.  Patchy fog after 4am.  Otherwise, mostly cloudy, with a low around 47. West southwest wind around 6 mph becoming calm  in the evening.

    Low: 47 °F

    Chance Rain
    and Patchy
    Fog

  • Monday

    Monday: Patchy fog before 8am.  Otherwise, mostly sunny, with a high near 64. Light and variable wind.

    High: 64 °F

    Patchy Fog
    then Mostly
    Sunny

  • Monday Night

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

    Low: 46 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 65.

    High: 65 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 45.

    Low: 45 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 65.

    High: 65 °F

    Mostly Sunny

Detailed Forecast

Today
Mostly sunny, with a high near 73. Calm wind becoming southwest around 5 mph in the afternoon.
Tonight
Mostly cloudy, with a low around 51. Light west southwest wind.
Sunday
Cloudy, then gradually becoming mostly sunny, with a high near 63. Calm wind becoming west southwest 5 to 7 mph in the afternoon.
Sunday Night
A 30 percent chance of rain, mainly after 10pm. Patchy fog after 4am. Otherwise, mostly cloudy, with a low around 47. West southwest wind around 6 mph becoming calm in the evening.
Monday
Patchy fog before 8am. Otherwise, mostly sunny, with a high near 64. Light and variable wind.
Monday Night
Mostly clear, with a low around 46.
Tuesday
Sunny, with a high near 65.
Tuesday Night
Mostly cloudy, with a low around 45.
Wednesday
Mostly sunny, with a high near 65.
Wednesday Night
Clear, with a low around 46.
Thursday
Sunny, with a high near 65.
Thursday Night
Clear, with a low around 49.
Friday
Sunny, with a high near 67.
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ABOUT THIS FORECAST

 
Point Forecast:
7 Miles SSE Lake Berryessa CA
 38.48°N 122.22°W (Elev. 1798 ft)
1:21 am PST Feb 28, 2026
7am PST Feb 28, 2026-6pm PST Mar 6, 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