Heavy Rain Across the Southern US; Unsettled Pattern in the Pacific Northwest

A storm system will bring heavy rainfall, thunderstorms, and flooding threats to portions of the Southern Plains Friday, the Lower Mississippi Valley Saturday, and the Southeast into the Mid-Atlantic on Sunday. High elevation snow and mixed precipitation and rain in the lower elevations will impact the Pacific Northwest this weekend before a stronger system moves in early next week. Read More >

Current conditions at

Napa, Napa County Airport (KAPC)

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

Mist

41°F

5°C

Humidity	100%
Wind Speed	N 0 MPH
Barometer	30.14 in (1020.66 mb)
Dewpoint	41°F (5°C)
Visibility	0.75 mi
Last update	13 Feb 01:38 AM PST

More Information:

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

Extended Forecast for

4 Miles E Saint Helena CA

Overnight
Low: 41 °F
Patchy Fog
Friday
High: 64 °F
Patchy Fog
then Sunny
Friday Night
Low: 42 °F
Patchy Fog
Saturday
High: 57 °F
Areas Dense
Fog then
Mostly Cloudy
Saturday Night
Low: 45 °F
Rain Likely
Sunday
High: 56 °F
Rain
Sunday Night
Low: 44 °F
Rain and
Patchy Fog
Washington's Birthday
High: 52 °F
Rain
Monday Night
Low: 39 °F
Rain

Detailed Forecast

Overnight

Patchy fog. Otherwise, mostly clear, with a low around 41. Calm wind.

Friday

Patchy fog before 8am. Otherwise, sunny, with a high near 64. Light and variable wind.

Friday Night

Patchy fog after 9pm. Otherwise, increasing clouds, with a low around 42. Calm wind.

Saturday

Areas of dense fog before 11am. Otherwise, mostly cloudy, with a high near 57. Calm wind becoming south around 5 mph in the afternoon.

Saturday Night

Rain likely, mainly after 4am. Mostly cloudy, with a low around 45. Light south wind. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

Sunday

Rain. High near 56. Chance of precipitation is 90%. New precipitation amounts between a half and three quarters of an inch possible.

Sunday Night

Rain. Patchy fog after 10pm. Low around 44. Chance of precipitation is 90%.

Washington's Birthday

Rain. Cloudy, with a high near 52.

Monday Night

Rain. Cloudy, with a low around 39.

Tuesday

Rain. Cloudy, with a high near 50.

Tuesday Night

Rain likely. Patchy fog. Otherwise, mostly cloudy, with a low around 36.