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Excessive Heat in Santa Ana Mountains and Foothills, California
Excessive Heat September 1, 2022 – September 9, 2022 · Santa Ana Mountains and Foothills, California
What the National Weather Service wrote
The El Cariso RAWS site observed daily highs ranging from the middle 90s to upwards of 107 degrees through much of early September. The highest daily maximum temperature of 107 degrees occurred on the afternoon of Tuesday, September 6th, with a high of 106 degrees occurring on the 1st and 5th of September. Highs on Friday, September 9th were significantly cooler due to clouds and rain associated with the approach of Hurricane Kay, which ended the heat wave.
The wider storm
Early September heat starting in August.
Source: NOAA Storm Events Database, event 1051010. Narratives are written by the National Weather Service forecast office that issued the report.
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