Napa, CA Weather - Tomorrow’s Forecast

Friday

Dense fog

High:
58°F

Widespread dense fog, mainly before 8am. Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 58. Calm wind.

Patchy fog

Overnight low:
42°F

Patchy fog before 3am. Otherwise, mostly clear, with a low around 42. Calm wind becoming north around 5 mph after midnight.