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

49°F

9°C

Humidity	83%
Wind Speed	SSW 13 MPH
Barometer	29.71 in (1006.1 mb)
Dewpoint	44°F (7°C)
Visibility	10.00 mi
Wind Chill	44°F (7°C)
Last update	17 Feb 11:54 AM PST

More Information:

Local Forecast Office More Local Wx 3 Day History Hourly Weather Forecast

Extended Forecast for

2 Miles N Napa Co. Airport CA

Cold Weather Advisory February 18, 12:00am until February 18, 09:00am

Coastal Flood Advisory February 17, 12:02pm until February 17, 03:00pm

Click here for hazard details and duration

Cold Weather Advisory

Coastal Flood Advisory

Coastal Flood Advisory February 17, 12:02pm until February 17, 03:00pm
NOW until 3:00pm Tue
Coastal Flood Advisory
This Afternoon
High: 50 °F⇓
Showers
Likely
Tonight
Low: 35 °F
Chance Rain
Wednesday
High: 52 °F
Rain Likely
Wednesday Night
Low: 39 °F
Rain
Thursday
High: 50 °F
Rain then
Rain Likely
Thursday Night
Low: 33 °F
Chance Rain
Friday
High: 50 °F
Chance Rain
and Patchy
Fog
Friday Night
Low: 38 °F
Chance Rain

Detailed Forecast

This Afternoon

Showers and thunderstorms likely before 4pm, then rain likely and possibly a thunderstorm between 4pm and 5pm, then a chance of rain and thunderstorms after 5pm. Mostly cloudy, with a temperature falling to around 45 by 5pm. West southwest wind 14 to 17 mph, with gusts as high as 28 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

Tonight

A chance of rain before 9pm, then a chance of rain after midnight. Mostly cloudy, with a low around 35. West wind 5 to 9 mph becoming light southwest. Winds could gust as high as 20 mph. Chance of precipitation is 30%. New precipitation amounts between a tenth and quarter of an inch possible.

Wednesday

Rain likely, mainly after 1pm. Partly sunny, with a high near 52. Light west southwest wind becoming southwest 6 to 11 mph in the morning. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

Wednesday Night

Rain. Low around 39. Southwest wind 7 to 11 mph becoming south southeast after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

Thursday

Rain. High near 50. North wind 11 to 15 mph becoming west in the morning. Winds could gust as high as 23 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

Thursday Night

A 30 percent chance of rain. Partly cloudy, with a low around 33.

Friday

A 30 percent chance of rain. Patchy fog before 8am. Otherwise, mostly sunny, with a high near 50.

Friday Night

A chance of rain. Mostly cloudy, with a low around 38.

Saturday

A chance of rain. Patchy fog before 8am. Otherwise, mostly cloudy, with a high near 55.

Saturday Night

Rain likely, mainly after 10pm. Cloudy, with a low around 44.

Sunday

Rain. Cloudy, with a high near 58.