Heat advisory in place for Southern California from Tuesday to Thursday

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A heat advisory was released by the NWS Los Angeles/Oxnard CA on Sunday at 9:40 a.m. valid from Tuesday 10 a.m. until Thursday 8 p.m. The advisory is for Cuyama Valley, Santa Clarita Valley, Southern Salinas Valley, San Luis Obispo County Interior Valleys, San Luis Obispo County Mountains, Santa Barbara County Interior Mountains, Western San Fernando Valley, Eastern San Fernando Valley, Santa Susana Mountains, Southern Ventura County Mountains, Northern Ventura County Mountains, Interstate 5 Corridor, Western San Gabriel Mountains and Highway 14 Corridor, Eastern San Gabriel Mountains and Los Angeles.

This advisory is in effect until Thursday at 8 p.m.

NWS Heat Wave Safety Tips: Stay safe with these recommendations

• Consume plenty of fluids to stay hydrated.
• Seek cool shelter: Opt for an air-conditioned room to stay comfortable.
• Look out for others: Stay out of the sun, and check up on relatives and neighbors.
• Child and pet welfare: Never forget to safeguard young children and pets by not leaving them unattended in vehicles, especially during scorching weather when car interiors can become life-threateningly hot.
• Take extra precautions outdoors: If you work or spend time outside, be sure to take additional safety measures.
• Time your activities wisely: If possible, reschedule strenuous activities to early morning or evening when the heat is less intense.
• Recognize early indicators: Learn to identify the warning signs of heat exhaustion and heat stroke.
• Dress for comfort: Wear lightweight and loose-fitting clothing to stay cool.

To reduce risk during outdoor work, the Occupational Safety and Health Administration (OSHA) recommends scheduling frequent rest breaks in shaded or air-conditioned environments. Anyone overcome by heat should be moved to a cool and shaded location. In an emergency, call 911.

Source: The National Weather Service

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This story was originally published July 5, 2026 at 9:42 AM.