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Excessive Heat in San Bernardino County-upper Colorado River Valley, California
Excessive Heat September 26, 2024 – September 30, 2024 · San Bernardino County-upper Colorado River Valley, California
What the National Weather Service wrote
Excessive Heat Warning criteria were reached on each of the last five days of September. The event continued into October.
The wider storm
High pressure building in from the east brought late-season heat to the Mojave Desert, breaking daily temperature records and also cumulative heat records for the year. The episode continued into October.
Source: NOAA Storm Events Database, event 1216225. Narratives are written by the National Weather Service forecast office that issued the report.
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