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At 9:12 a.m. on Tuesday, the NWS Los Angeles/Oxnard CA issued a heat advisory in effect until Friday at 8 p.m. The advisory is for Catalina and Santa Barbara Islands, San Luis Obispo County Beaches, San Luis Obispo County Inland Central Coast, Santa Barbara County Central Coast Beaches, Santa Barbara County Inland Central Coast, Santa Ynez Valley, Santa Barbara County Southwestern Coast, Santa Barbara County Southeastern Coast, Ventura County Beaches, Ventura County Inland Coast, Malibu Coast, Los Angeles and Palos Verdes Hills.
“Temperatures between 85 and 95 degrees expected,” adds the NWS. “Warm overnight low temperatures will contribute to the heat risk, especially in the mountain and foothill locations.”
“There is a high risk for heat illness for sensitive populations including the very young, the very old, those without air conditioning, and those active outdoors,” explains the NWS.
This advisory is in effect until Friday at 8 p.m.
During heat waves, consider the following tips from the NWS Stay hydrated: Keep yourself well-hydrated by drinking plenty of fluids.Seek shelter: Stay indoors in an air-conditioned room to keep cool.Look out for others: Stay out of the sun, and check up on relatives and neighbors.Child and pet safety: Never leave young children and pets unattended in hot vehicles – car interiors can reach lethal temperatures in a matter of minutes.Exercise caution outdoors: If you work or spend time outside, take additional safety measures.Time your activities wisely: When possible, reschedule strenuous activities to early morning or evening.Familiarize yourself with warning signs: Know the symptoms of heat exhaustion and heat stroke.Dress appropriately: Wear lightweight, loose-fitting clothing to stay comfortable.
To ensure safety during outdoor work, adhere to the Occupational Safety and Health Administration (OSHA)’s recommendations by incorporating regular rest breaks in shaded or air-conditioned environments. If someone is affected by heat, immediately transfer them to a cool and shaded area. In an emergency, call 911.
Source: The National Weather Service
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This story was originally published March 17, 2026 at 9:16 AM.