Dense Fog — Foggy Bottom, California

2021-01-06 · Foggy Bottom, California

Event narrative

Hanford reported visibility below a quarter mile. A four vehicle accident took place on SR 198 at 0809 PST involving a big rig, a pickup truck and two cars. There was minor injury from the collision and visibility at both Hanford and Visalia was at an eighth of a mile at the time of the accident.

Wider weather episode

High pressure built over central California on January 5. With mainly clear skies and light winds, areas of dense fog formed in the San Joaquin Valley during the early morning hours of January 6. The fog did cause a few automobile accidents as it formed over a widespread area. The fog lifted into a stratus deck by late morning as a weak system moved through northern California then dissipated by midday.

Source: NOAA Storm Events Database, event_id 927831. Narrative written by the NWS forecast office that issued the report.