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

2022-09-01 to 2022-09-04 · San Bernardino County-upper Colorado River Valley, California

Event narrative

This event began in August. Excessive Heat Warning criteria were reached on each of the first four days of September, and the event continued beyond.

Wider weather episode

This is the second of three entries documenting the long-duration excessive heat episode which lasted from August 30th through September 8th.

Source: NOAA Storm Events Database, event_id 1058437. Narrative written by the NWS forecast office that issued the report.