Excessive Heat — San Bernardino County-upper Colorado River Valley, California

2020-05-27 to 2020-05-29 · San Bernardino County-upper Colorado River Valley, California

Event narrative

Excessive Heat Warning criteria were reached for three straight days.

Wider weather episode

Strong high pressure built over the Mojave Desert, resulting in Excessive Heat Warning criteria being reached in several zones.

Source: NOAA Storm Events Database, event_id 892310. Narrative written by the NWS forecast office that issued the report.