Arctic Air Mass Lingers for Areas of the East; Critical Fire Weather for Southern Plains; Active Weather Pattern for Hawaii

Arctic air lingers for the east, however, winds will slowly subside and a slow moderating trend starts during the week. Moisture continues to provide rainfall and higher elevation snow for the Pacific Northwest, northern California and northern Rockies through Monday. For the State of Hawaii, dangerous surf conditions with strong winds and heavy rainfall will impact the islands through Monday. Read More >

Hazardous Weather Conditions

Dense Fog Advisory in effect from February 8, 03:37 AM PST until February 8, 09:00 AM PST

Current conditions at

Napa, Napa County Airport (KAPC)

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

Fog

46°F

8°C

Humidity	100%
Wind Speed	N 0 MPH
Barometer	30.31 in (1026.41 mb)
Dewpoint	46°F (8°C)
Visibility	0.24 mi
Last update	08 Feb 03:35 AM PST

More Information:

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

Extended Forecast for

5 Miles SSE Sonoma CA

Dense Fog Advisory until February 8, 09:00am

Click here for hazard details and duration

Dense Fog Advisory

Dense Fog Advisory until February 8, 09:00am
NOW until 9:00am Sun
Dense Fog Advisory
Overnight
Low: 44 °F
Areas Fog
Sunday
High: 64 °F
Areas Fog
then Partly
Sunny
Sunday Night
Low: 45 °F
Patchy Fog
Monday
High: 63 °F
Areas Fog
then Mostly
Cloudy
Monday Night
Low: 45 °F
Cloudy
Tuesday
High: 56 °F
Showers
Likely
Tuesday Night
Low: 42 °F
Showers
Likely and
Patchy Fog
Wednesday
High: 57 °F
Chance Rain
and Areas Fog

Detailed Forecast

Overnight

Areas of fog. Otherwise, partly cloudy, with a low around 44. West wind around 5 mph.

Sunday

Areas of fog before 11am. Otherwise, partly sunny, with a high near 64. Light west wind increasing to 6 to 11 mph in the morning.

Sunday Night

Patchy fog after 9pm. Otherwise, mostly cloudy, with a low around 45. West wind 6 to 9 mph.

Monday

Areas of fog before 8am. Otherwise, mostly cloudy, with a high near 63. Calm wind becoming north northwest around 6 mph in the afternoon.

Monday Night

Cloudy, with a low around 45. Calm wind.

Tuesday

A chance of rain, then showers likely and possibly a thunderstorm after 4pm. Cloudy, with a high near 56. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

Tuesday Night

Rain likely and possibly a thunderstorm before 10pm, then a chance of showers and thunderstorms between 10pm and 1am, then a chance of rain after 1am. Patchy fog after 11pm. Otherwise, mostly cloudy, with a low around 42. Chance of precipitation is 60%.

Wednesday

A chance of rain. Areas of fog before noon. Otherwise, partly sunny, with a high near 57.

Wednesday Night

A chance of rain before 10pm. Patchy fog after 9pm. Otherwise, partly cloudy, with a low around 39.

Thursday

Areas of fog before 10am. Otherwise, mostly sunny, with a high near 61.

Thursday Night

Patchy fog. Otherwise, partly cloudy, with a low around 39.

Friday

A slight chance of rain. Patchy fog. Otherwise, mostly cloudy, with a high near 59.

Friday Night

A chance of rain. Mostly cloudy, with a low around 42.