Dense Fog — Se S.j. Valley, California

2016-12-31 · Se S.j. Valley, California

Event narrative

California Highway Patrol reported multiple vehicles crashed at 31/0846 PST on southbound Interstate 5 just south of State Route 99 split due to dense fog. Two fatalities were reported, several injuries, approximately 30 vehicles were involved, and the road was closed from 31/0846 PST until 31/1720 PST.

Wider weather episode

Synoptic high pressure moved over the central California region allowing for clear skies and dense radiational fog to develop over parts of the San Joaquin Valley.

Source: NOAA Storm Events Database, event_id 672692. Narrative written by the NWS forecast office that issued the report.