• The US West Coast is preparing for an early spring heatwave, with temperatures expected to be well above average for mid-March.
• The National Weather Service has issued heat advisories for parts of California, including the Bay Area, where temperatures could reach around 90°F (32°C).
• The heatwave, caused by a strong high-pressure system, poses significant health risks and environmental impacts, with inland areas potentially exceeding 100°F (38°C).