Dense Fog — Central Sacramento Valley, California

2022-01-16 · Central Sacramento Valley, California

Event narrative

A 2 vehicle accident occurred around 2am on Highway 99 just south of Nicolaus Avenue in Sutter County, CA. 1 fatality was reported. CHP reported dense fog at site of incident and could be the cause but still to be determined. Nearby visibility observations were as low as 0.24 mile. The highway was closed for around four hours.

Wider weather episode

On the mornings of January 15th and 16th, dense fog developed over the central and southern Sacramento Valley and northern San Joaquin Valleys. Observation sites within in the area generally reported dense fog with visibility at or less than a quarter of a mile both mornings.

Source: NOAA Storm Events Database, event_id 1004403. Narrative written by the NWS forecast office that issued the report.