NWS Warns of Extreme Heat and Humidity Across Los Angeles and Orange Counties
The National Weather Service has issued extreme heat warnings for much of Los Angeles and Orange counties, with conditions expected to persist through Thursday.
2 reports on this incident · first at Sep 9, 2026, 6:48 p.m. ET
Hazard products are revised and cancelled as conditions change. Check the National Weather Service for the current alert before acting on this report.
We last searched for new coverage of this at Sep 9, 2026, 7:09 p.m. ET — checked 57 min ago.
Earlier reports
Sep 9, 2026, 6:48 p.m. ETFirst report
Extreme Heat and Humidity Continue in Los Angeles and Orange Counties
Extreme heat and high humidity made for a sweltering afternoon across the Southland on Wednesday, September 9, 2026, with forecasters predicting similar conditions Thursday and warning of possibly thunderstorms, according to mynewsla.com.
The National Weather Service has issued an extreme heat warning for much of Los Angeles and Orange counties, including portions of the Los Angeles County coast, effective until 8 p.m. Thursday, September 10, 2026, mynewsla.com reported. Elevated humidity levels brought on by the remnants of Hurricane Marie made the heat feel even worse, creating “oppressive” conditions.
Los Angeles County health officials urged residents to stay hydrated, avoid outdoor activity during the hottest hours of the day, and check on people at greater risk of heat-related illness, including older adults, young children, outdoor workers, and people with chronic medical conditions, according to mynewsla.com.
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Sources
- High Temps, Humidity Keep Southland Swelteringmynewsla.com
Revision history
- Version 19 Sept 2026, 22:53current
First published.
- Version 19 Sept 2026, 22:48current
First published.
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