Dense Fog — Northern San Joaquin Valley, California

2015-01-13 · Northern San Joaquin Valley, California

Event narrative

A 2 vehicle car crash occurred on Highway 4 off Van Allen Rd., east of the city of Stockton, resulting in 5 fatalities and 3 injuries. The accident occurred at approximately 6:30 am PST and is thought to be related to poor visibility from fog. First responders reported visibility less than 100 feet when they arrived on scene. Visibility at Stockton Municipal Airport, which is about 10 miles west, was measured at a quarter mile at 6 and 7 am PST.

Wider weather episode

Light winds and clear skies allowed dense morning fog to develop for several days. Numerous car accidents occurred, including two multiple car crashes with fatalities.

Source: NOAA Storm Events Database, event_id 548128. Narrative written by the NWS forecast office that issued the report.