Mostly cloudy skies Sunday morning, along with patchy fog before 11 a.m., will shroud the Napa area before conditions clear this afternoon, according to the National Weather Service.
The high temperature forecast is 75 degrees at Napa County Airport, falling to an overnight low of 54 as clouds and patchy fog return after 11 p.m.
Morning winds of 5-10 mph from the south should rise to 11-16 mph in the afternoon, gusting as high as 21 mph. After dark, south winds are expected to measure 5-15 mph with gusts up to 20 mph.
Daytime highs are expected to remain in the mid-70s Monday before rising toward 80 by midweek.
Here is the five-day weather outlook for Napa:
Monday: 74 / 56 — patchy fog before 11 a.m., then partly sunny; mostly cloudy overnight with patchy fog after 11 p.m.
Tuesday: 79 / 55 — patchy fog before 11 a.m., turning partly sunny; partly cloudy at night
Wednesday: 81 / 54 — mostly sunny
Thursday: 82 / 54 — sunny; mostly clear after dark, with patchy fog after 11 p.m.
Friday: 81 / 53 — patchy fog before 11 a.m., then sunny; mostly clear in the evening, with patchy fog after 11 p.m.