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.

Mostly Cloudy

52°F

11°C

Humidity 71%
Wind Speed S 11 MPH
Barometer 29.96 in (1014.56 mb)
Dewpoint 43°F (6°C)
Visibility 10.00 mi
Last update 18 Feb 03:15 PM PST
Extended Forecast for

3 Miles SW Napa CA

  • Tonight

    Tonight: Rain, mainly after 10pm.  Low around 38. West southwest wind 5 to 10 mph becoming east southeast after midnight. Winds could gust as high as 20 mph.  Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 38 °F

    Rain

  • Thursday

    Thursday: Rain likely, mainly before 2pm.  Areas of fog between 7am and 8am.  Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 51. Breezy, with a west northwest wind 10 to 15 mph increasing to 18 to 23 mph in the morning. Winds could gust as high as 32 mph.  Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 51 °F

    Rain Likely
    and Areas Fog
    then Slight
    Chance Rain
    and Breezy

  • Thursday Night

    Thursday Night: Widespread frost, mainly after 3am.  Otherwise, mostly clear, with a low around 31. West northwest wind 5 to 10 mph becoming light west  in the evening. Winds could gust as high as 24 mph.

    Low: 31 °F

    Mostly Clear
    then Frost

  • Friday

    Friday: Patchy fog before 9am. Widespread frost, mainly before 8am.  Otherwise, partly sunny, with a high near 50. Calm wind becoming east southeast around 5 mph in the afternoon.

    High: 50 °F

    Frost and
    Patchy Fog
    then Partly
    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 35. Light east wind.

    Low: 35 °F

    Partly Cloudy

  • Saturday

    Saturday: A 30 percent chance of rain, mainly after 4pm.  Mostly cloudy, with a high near 54. New precipitation amounts of less than a tenth of an inch possible.

    High: 54 °F

    Chance Rain

  • Saturday Night

    Saturday Night: Rain likely, mainly after 10pm.  Cloudy, with a low around 45. Chance of precipitation is 70%.

    Low: 45 °F

    Rain Likely

  • Sunday

    Sunday: Rain.  Cloudy, with a high near 57.

    High: 57 °F

    Rain

  • Sunday Night

    Sunday Night: Rain.  Cloudy, with a low around 51.

    Low: 51 °F

    Rain

Detailed Forecast

Tonight
Rain, mainly after 10pm. Low around 38. West southwest wind 5 to 10 mph becoming east southeast after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Thursday
Rain likely, mainly before 2pm. Areas of fog between 7am and 8am. Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 51. Breezy, with a west northwest wind 10 to 15 mph increasing to 18 to 23 mph in the morning. Winds could gust as high as 32 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Thursday Night
Widespread frost, mainly after 3am. Otherwise, mostly clear, with a low around 31. West northwest wind 5 to 10 mph becoming light west in the evening. Winds could gust as high as 24 mph.
Friday
Patchy fog before 9am. Widespread frost, mainly before 8am. Otherwise, partly sunny, with a high near 50. Calm wind becoming east southeast around 5 mph in the afternoon.
Friday Night
Partly cloudy, with a low around 35. Light east wind.
Saturday
A 30 percent chance of rain, mainly after 4pm. Mostly cloudy, with a high near 54. New precipitation amounts of less than a tenth of an inch possible.
Saturday Night
Rain likely, mainly after 10pm. Cloudy, with a low around 45. Chance of precipitation is 70%.
Sunday
Rain. Cloudy, with a high near 57.
Sunday Night
Rain. Cloudy, with a low around 51.
Monday
Rain. Cloudy, with a high near 59.
Monday Night
Rain. Cloudy, with a low around 49.
Tuesday
Rain. Mostly cloudy, with a high near 59.
Tuesday Night
Rain. Mostly cloudy, with a low around 44.
Wednesday
Rain likely. Mostly cloudy, with a high near 58.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SW Napa CA
 38.26°N 122.34°W (Elev. 157 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