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.

Mostly Cloudy

59°F

15°C

Humidity	82%
Wind Speed	SSW 9 MPH
Barometer	29.83 in (1010.16 mb)
Dewpoint	54°F (12°C)
Visibility	10.00 mi
Last update	10 Apr 07:35 PM PDT

More Information:

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

Extended Forecast for

2 Miles N Sonoma CA

Tonight
Low: 49 °F
Rain Likely
then Chance
Rain and
Patchy Fog
Saturday
High: 58 °F
Rain Likely
then Showers
Saturday Night
Low: 44 °F
Showers
Sunday
High: 58 °F
Showers
Sunday Night
Low: 41 °F
Chance Rain
then Patchy
Fog
Monday
High: 64 °F
Areas Fog
then Mostly
Sunny
Monday Night
Low: 40 °F
Mostly Clear
Tuesday
High: 67 °F
Patchy Fog
then Sunny
Tuesday Night
Low: 40 °F
Mostly Clear
then Patchy
Fog

Detailed Forecast

Tonight

Rain and thunderstorms likely before 10pm, then a chance of rain. Patchy fog after 1am. Otherwise, mostly cloudy, with a low around 49. South southwest wind around 5 mph becoming calm in the evening. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Saturday

Rain and thunderstorms likely, then showers and possibly a thunderstorm after 3pm. High near 58. Light south wind increasing to 9 to 14 mph in the morning. Winds could gust as high as 26 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.

Saturday Night

Rain and possibly a thunderstorm before 11pm, then showers and possibly a thunderstorm between 11pm and 5am, then rain after 5am. Low around 44. South wind 5 to 13 mph, with gusts as high as 25 mph. Chance of precipitation is 100%. New rainfall amounts between three quarters and one inch possible.

Sunday

Rain before 8am, then showers and possibly a thunderstorm after 8am. High near 58. Southwest wind 5 to 8 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

Sunday Night

A 30 percent chance of rain before 11pm. Patchy fog after 3am. Otherwise, partly cloudy, with a low around 41. West southwest wind 5 to 7 mph becoming calm in the evening. New precipitation amounts of less than a tenth of an inch possible.

Monday

Areas of fog before 9am. Otherwise, mostly sunny, with a high near 64.

Monday Night

Mostly clear, with a low around 40.

Tuesday

Patchy fog before 9am. Otherwise, sunny, with a high near 67.

Tuesday Night

Patchy fog after 3am. Otherwise, mostly clear, with a low around 40.

Wednesday

Patchy fog before 7am. Otherwise, sunny, with a high near 68.

Wednesday Night

Partly cloudy, with a low around 43.