Overview

• Southern California is under heat advisories through Saturday night, with inland highs forecast to reach 98–100°F in areas like the San Fernando and San Gabriel Valleys.
• Coastal regions will experience milder temperatures, ranging from the 70s to 80s, offering some relief from the inland heat.
• Residents are urged to stay hydrated, limit outdoor activities during peak heat, and take precautions to avoid heat-related illnesses.
• The heat wave is expected to ease slightly on Sunday before a sharp cooldown on Monday, with temperatures dropping into the low to mid-70s.
• Meteorologists attribute the brief heat surge to a high-pressure system, with a low-pressure trough bringing cooler weather and potential rain early next week.