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

2025-06-15 · San Bernardino County-upper Colorado River Valley, California

Event narrative

Extreme Heat Warning criteria were reached on one day.

Wider weather episode

High pressure nosing in from the eastern Pacific pushed temperatures to dangerously hot levels.

Source: NOAA Storm Events Database, event_id 1274074. Narrative written by the NWS forecast office that issued the report.