National Weather Service Alerts Cover Valleys, Mountains, and Coastal Areas

Dangerous heat is expected to persist through the weekend in parts of Los Angeles County, prompting federal and local health officials to warn residents to take extra precautions to avoid heat-related illness.

The National Weather Service has extended an Extreme Heat Warning and Heat Advisory through Sunday, August 24, for multiple regions, including the inland Los Angeles coast, Santa Monica Mountains, San Fernando Valley, Santa Clarita Valley, San Gabriel Valley, and several mountain corridors. Forecasters say daytime and nighttime temperatures could pose significant health risks across those areas.

County health officials urged residents to protect themselves from conditions that can lead to heat exhaustion,

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