Hawaii and Guam Concerns; Record Warmth Spreads Eastward; Heavy Snow for Sierra-Nevada; Severe Weather for the Plains

A very active spring pattern with tropical concerns across the Pacific. Heavy rainfall will continue to impact Hawaii this weekend. Meanwhile we continue to monitor a developing typhoon that may affect Guam into early next week. For the Lower 48, heavy snow for mountains of California this weekend, increase threat for severe thunderstorms next week for the Plains and record warmth spreads east. Read More >

Current conditions at

Napa, Napa County Airport (KAPC)

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

Overcast

55°F

13°C

Humidity	93%
Wind Speed	N 0 MPH
Barometer	29.86 in (1011.18 mb)
Dewpoint	54°F (12°C)
Visibility	10.00 mi
Last update	10 Apr 11:05 PM PDT

More Information:

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

Extended Forecast for

7 Miles NE Yountville CA

Tonight
Low: 50 °F
Chance Rain
Saturday
High: 53 °F
Chance
Showers then
Showers
Saturday Night
Low: 46 °F
Showers
Sunday
High: 50 °F
Showers
Sunday Night
Low: 45 °F
Chance Rain
then Partly
Cloudy
Monday
High: 58 °F
Mostly Sunny
Monday Night
Low: 45 °F
Mostly Clear
Tuesday
High: 62 °F
Sunny
Tuesday Night
Low: 44 °F
Mostly Clear

Detailed Forecast

Tonight

A 40 percent chance of rain, mainly before 5am. Mostly cloudy, with a low around 50. South southwest wind around 9 mph. New precipitation amounts of less than a tenth of an inch possible.

Saturday

Rain and thunderstorms likely, then showers and possibly a thunderstorm after 3pm. High near 53. South wind 13 to 20 mph, with gusts as high as 31 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

Saturday Night

Showers and possibly a thunderstorm before 8pm, then rain between 8pm and 11pm, then showers and possibly a thunderstorm after 11pm. Low around 46. South wind 13 to 18 mph, with gusts as high as 32 mph. Chance of precipitation is 100%. New rainfall amounts between three quarters and one inch possible.

Sunday

Rain before 11am, then showers and possibly a thunderstorm after 11am. High near 50. South wind around 14 mph, with gusts as high as 24 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

Sunday Night

A 40 percent chance of rain before 11pm. Partly cloudy, with a low around 45. Southwest wind 5 to 11 mph, with gusts as high as 21 mph. New precipitation amounts of less than a tenth of an inch possible.

Monday

Mostly sunny, with a high near 58.

Monday Night

Mostly clear, with a low around 45.

Tuesday

Sunny, with a high near 62.

Tuesday Night

Mostly clear, with a low around 44.

Wednesday

Sunny, with a high near 63.

Wednesday Night

Partly cloudy, with a low around 47.