Critical Fire Weather in the High Plains and Midwest; Heavy Snow in the Western Mountains and Northern Plains

Gusty winds and low relative humidity will bring critical fire weather to the central/southern High Plains and portions of the Midwest. Two Pacific storms will continue to bring heavy mountain snow and gusty winds to the western U.S. through Thursday. A swath of wintry weather, including heavy snow and a wintry mix, is expected from the Northern Plains to New England. Read More >

Current conditions at

Napa, Napa County Airport (KAPC)

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

Clear

50°F

10°C

Humidity 71%
Wind Speed SSW 11 MPH
Barometer 29.97 in (1014.9 mb)
Dewpoint 41°F (5°C)
Visibility 10.00 mi
Wind Chill46°F (8°C)
Last update 18 Feb 02:54 PM PST
Extended Forecast for

2 Miles SE Lake Berryessa CA

  • This Afternoon

    This Afternoon: A 20 percent chance of rain before 4pm.  Partly sunny, with a high near 49. West southwest wind around 9 mph.

    High: 49 °F

    Slight Chance
    Rain

  • Tonight

    Tonight: Rain, mainly after 11pm.  Low around 39. Southeast wind 6 to 16 mph, with gusts as high as 24 mph.  Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 39 °F

    Rain

  • Thursday

    Thursday: Rain likely, mainly before 1pm.  Cloudy through mid morning, then gradual clearing, with a high near 49. Light and variable wind becoming west northwest 15 to 20 mph in the morning. Winds could gust as high as 28 mph.  Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 49 °F

    Rain Likely
    then Chance
    Rain

  • Thursday Night

    Thursday Night: Patchy frost after 2am.  Otherwise, mostly clear, with a low around 34. West northwest wind 8 to 13 mph, with gusts as high as 21 mph.

    Low: 34 °F

    Clear then
    Patchy Frost

  • Friday

    Friday: Areas of frost before 9am.  Otherwise, partly sunny, with a high near 49. Light and variable wind.

    High: 49 °F

    Areas Frost
    then Partly
    Sunny

  • Friday Night

    Friday Night: A 20 percent chance of rain after 10pm.  Partly cloudy, with a low around 37.

    Low: 37 °F

    Slight Chance
    Rain

  • Saturday

    Saturday: A 30 percent chance of rain, mainly after 4pm.  Mostly cloudy, with a high near 52.

    High: 52 °F

    Chance Rain

  • Saturday Night

    Saturday Night: Rain likely, mainly after 10pm.  Mostly cloudy, with a low around 47.

    Low: 47 °F

    Rain Likely

  • Sunday

    Sunday: Rain.  Cloudy, with a high near 58.

    High: 58 °F

    Rain

Detailed Forecast

This Afternoon
A 20 percent chance of rain before 4pm. Partly sunny, with a high near 49. West southwest wind around 9 mph.
Tonight
Rain, mainly after 11pm. Low around 39. Southeast wind 6 to 16 mph, with gusts as high as 24 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Thursday
Rain likely, mainly before 1pm. Cloudy through mid morning, then gradual clearing, with a high near 49. Light and variable wind becoming west northwest 15 to 20 mph in the morning. Winds could gust as high as 28 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Thursday Night
Patchy frost after 2am. Otherwise, mostly clear, with a low around 34. West northwest wind 8 to 13 mph, with gusts as high as 21 mph.
Friday
Areas of frost before 9am. Otherwise, partly sunny, with a high near 49. Light and variable wind.
Friday Night
A 20 percent chance of rain after 10pm. Partly cloudy, with a low around 37.
Saturday
A 30 percent chance of rain, mainly after 4pm. Mostly cloudy, with a high near 52.
Saturday Night
Rain likely, mainly after 10pm. Mostly cloudy, with a low around 47.
Sunday
Rain. Cloudy, with a high near 58.
Sunday Night
Rain. Cloudy, with a low around 52.
Monday
Rain. Cloudy, with a high near 58.
Monday Night
Rain. Cloudy, with a low around 51.
Tuesday
Rain. Mostly cloudy, with a high near 58.
Tuesday Night
Rain. Mostly cloudy, with a low around 48.
Wednesday
Rain likely. Mostly cloudy, with a high near 57.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SE Lake Berryessa CA
 38.55°N 122.21°W (Elev. 440 ft)
2:31 pm PST Feb 18, 2026
3pm PST Feb 18, 2026-6pm PST Feb 25, 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