Extreme Heat Watch issued July 12 at 9:58PM PDT until July 16 at 8:00PM PDT by NWS San Diego CA

What happened

According to National Weather Service’s public record item, Extreme Heat Watch issued July 12 at 9:58PM PDT until July 16 at 8:00PM PDT by NWS San Diego CA, * WHAT…Hot and humid conditions with elevated overnight temperatures. High temperatures will range from the 90s in the mountains below 6,000 feet, 95 to 105 or more for inland valleys, and 80s near the coast. * WHERE…Orange County Coastal Areas, Orange County Inland Areas, Riverside County Mountains, San Bernardino County Mountains, San Bernardino and Riverside County Valleys-The Inland Empire, San Diego County Coastal Areas, San Diego County Mountains, San Diego County Valleys, San Gorgonio Pass near Banning, and Santa Ana Mountains and Foothills. * WHEN…From Tuesday morning through Thursday evening. * IMPACTS…Heat related illnesses increase significantly during extreme heat events.

Context

The development sits in VINI’s California coverage for readers following state policy, regional institutions, courts, markets, public services, and California communities. The original report is linked so readers can check the source account, follow later updates, and compare new coverage against the first published record. The linked item is dated 2026-07-13T04:58:00+00:00.

What to watch

Open questions include whether primary sources issue follow-up statements, whether local or market impacts become clearer, and whether additional reporting changes the timeline or adds material context.

Source

Primary source: Extreme Heat Watch issued July 12 at 9:58PM PDT until July 16 at 8:00PM PDT by NWS San Diego CA via National Weather Service. VINI cites and links the source; it does not reproduce the publisher’s full article text without rights clearance.