Dense Fog — Sw S.j. Valley, California

2018-12-19 · Sw S.j. Valley, California

Event narrative

Visibility below a quarter mile was reported in Hanford. A few school districts opened late or delayed bus service.

Wider weather episode

High pressure prevailed over California on December 19. While stratus kept fog from forming in Merced County and in the south end of the valley, dense fog prevailed over portions of the central and south San Joaquin Valley for much of the morning, but had dissipated at most locations by around 900 am PST.

Source: NOAA Storm Events Database, event_id 790143. Narrative written by the NWS forecast office that issued the report.