Excessive Heat — San Diego County Deserts, California

2020-07-11 to 2020-07-13 · San Diego County Deserts, California

Event narrative

Anza Borrego State Park site reports highs 111-121 degrees during the 3 day period. High of 121 degrees occurred July 12th.

Wider weather episode

A large and strong area of upper-level high pressure over the Four Corners region contributed to a period of prolonged heat across Southern California. Temperatures rose near 120 degrees across some desert locations.

Source: NOAA Storm Events Database, event_id 911326. Narrative written by the NWS forecast office that issued the report.