Dense Fog — Merced and Madera, California

2020-11-22 · Merced and Madera, California

Event narrative

Merced, Atwater and Madera reported visibility below a quarter mile.

Wider weather episode

Clear skies and light winds prevailed over the San Joaquin Valley with high pressure remaining over the region. A strip of dense fog formed overnight along the center portion of the valley once again during the morning of November 22. This time travel was disrupted for a few hours along State Route 99 and traffic was paced by law enforcement due to the fog. The fog dissipated by mid morning with skies becoming mainly clear by late morning.

Source: NOAA Storm Events Database, event_id 921871. Narrative written by the NWS forecast office that issued the report.