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Extremely Critical Fire Weather in the Central Plains; Active Pattern in the West

Gusty to high winds and low relative humidity will bring critical to extremely critical fire weather conditions to the central and southern Plains today into Wednesday. Use caution with any potential ignition sources. Two Pacific storms will impact the western U.S. into Wednesday with gusty winds, low elevation rain and heavy mountain snow. Read More >

Hazardous Weather Conditions

Current conditions at

Napa, Napa County Airport (KAPC)

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

Overcast

48°F

9°C

Humidity 81%
Wind Speed SW 11 MPH
Barometer 29.67 in (1004.74 mb)
Dewpoint 43°F (6°C)
Visibility 10.00 mi
Wind Chill43°F (6°C)
Last update 17 Feb 03:20 PM PST
Extended Forecast for

Napa Co. Airport CA

Cold Weather Advisory February 18, 12:00am until February 18, 09:00am
Click here for hazard details and duration
Cold Weather Advisory

  • This Afternoon

    This Afternoon: Showers likely and possibly a thunderstorm before 5pm, then a chance of showers and thunderstorms after 5pm. Mostly cloudy, with a high near 50. West southwest wind around 17 mph, with gusts as high as 31 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 50 °F

    Showers
    Likely

  • Tonight

    Tonight: A chance of rain and thunderstorms before 2am, then a slight chance of rain after 3am. Mostly cloudy, with a low around 34. West wind 5 to 13 mph, with gusts as high as 23 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 34 °F

    Chance Rain

  • Wednesday

    Wednesday: A 40 percent chance of rain between 10am and 4pm. Partly sunny, with a high near 51. Light west southwest wind becoming southwest 9 to 14 mph in the morning. Winds could gust as high as 20 mph. New precipitation amounts of less than a tenth of an inch possible.

    High: 51 °F

    Chance Rain

  • Wednesday Night

    Wednesday Night: Rain, mainly after 10pm. Low around 38. West southwest wind 8 to 11 mph becoming east southeast after midnight. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 38 °F

    Rain

  • Thursday

    Thursday: Rain, mainly before 10am. High near 49. Breezy, with a west northwest wind 7 to 12 mph increasing to 17 to 22 mph in the afternoon. Winds could gust as high as 30 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 49 °F

    Rain then
    Chance Rain
    and Breezy

  • Thursday Night

    Thursday Night: A 20 percent chance of rain before 10pm. Widespread frost, mainly after 2am. Otherwise, mostly clear, with a low around 30.

    Low: 30 °F

    Slight Chance
    Rain then
    Frost

  • Friday

    Friday: A slight chance of rain between 10am and 4pm. Widespread frost before 7am. Otherwise, mostly sunny, with a high near 50. Chance of precipitation is 20%.

    High: 50 °F

    Slight Chance
    Rain

  • Friday Night

    Friday Night: A chance of rain, mainly between 10pm and 4am. Mostly cloudy, with a low around 35.

    Low: 35 °F

    Chance Rain

  • Saturday

    Saturday: A chance of rain, mainly after 10am. Partly sunny, with a high near 54.

    High: 54 °F

    Chance Rain

Detailed Forecast

This Afternoon
Showers likely and possibly a thunderstorm before 5pm, then a chance of showers and thunderstorms after 5pm. Mostly cloudy, with a high near 50. West southwest wind around 17 mph, with gusts as high as 31 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tonight
A chance of rain and thunderstorms before 2am, then a slight chance of rain after 3am. Mostly cloudy, with a low around 34. West wind 5 to 13 mph, with gusts as high as 23 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday
A 40 percent chance of rain between 10am and 4pm. Partly sunny, with a high near 51. Light west southwest wind becoming southwest 9 to 14 mph in the morning. Winds could gust as high as 20 mph. New precipitation amounts of less than a tenth of an inch possible.
Wednesday Night
Rain, mainly after 10pm. Low around 38. West southwest wind 8 to 11 mph becoming east southeast after midnight. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Thursday
Rain, mainly before 10am. High near 49. Breezy, with a west northwest wind 7 to 12 mph increasing to 17 to 22 mph in the afternoon. Winds could gust as high as 30 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Thursday Night
A 20 percent chance of rain before 10pm. Widespread frost, mainly after 2am. Otherwise, mostly clear, with a low around 30.
Friday
A slight chance of rain between 10am and 4pm. Widespread frost before 7am. Otherwise, mostly sunny, with a high near 50. Chance of precipitation is 20%.
Friday Night
A chance of rain, mainly between 10pm and 4am. Mostly cloudy, with a low around 35.
Saturday
A chance of rain, mainly after 10am. Partly sunny, with a high near 54.
Saturday Night
Rain, mainly after 10pm. Mostly cloudy, with a low around 46.
Sunday
Rain. Cloudy, with a high near 57. Breezy.
Sunday Night
Rain. Cloudy, with a low around 50.
Monday
Rain. Cloudy, with a high near 59. Breezy.
Monday Night
Rain. Cloudy, with a low around 47.
Tuesday
Rain. Cloudy, with a high near 58.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Napa Co. Airport CA
 38.2°N 122.29°W (Elev. 20 ft)
Last Update:
2:05 pm PST Feb 17, 2026
Forecast Valid:
3pm PST Feb 17, 2026-6pm PST Feb 24, 2026
 
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Additional Resources

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High Temperature

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Chance of Precipitation