Excessive Heat — Orange County Coastal, California

2021-04-01 to 2021-04-03 · Orange County Coastal, California

Event narrative

High temperatures occurred in the upper 80s to low 90s. John Wayne airport reached 90 degrees.

Wider weather episode

An area of upper-level high pressure centered over the southwestern U.S. led to well-above average temperatures across Southern California, as well as elevated thunderstorm convection. Fog along the coast caused travel disruptions.

Source: NOAA Storm Events Database, event_id 954848. Narrative written by the NWS forecast office that issued the report.