NewsFox 5 San Diego & KUSI — Local NewsAugust 29, 2026San Diego
San Diego County extends extreme heat warnings through Saturday evening
San Diego County officials have extended extreme heat warnings and advisories until 8 p.m. on Saturday. The extension covers various regions, including desert areas where temperatures are expected to reach 115 degrees.
Read the full story at Fox 5 San Diego & KUSI — Local NewsWhy It Matters
Residents in affected areas face prolonged exposure to high temperatures and increased emissions in the Tijuana River Valley, with relief not expected until Sunday.
Key Facts
- Extreme heat warnings and advisories are extended until 8 p.m. on Saturday.
- Temperatures in desert regions like Borrego Springs are forecast to reach 115 degrees.
- High humidity is contributing to increased hydrogen sulfide emissions in the Tijuana River Valley.
- Temperatures are expected to begin falling toward seasonal averages on Sunday.
Who's Mentioned
organizationNational Weather Service“Issued the heat warnings and advisories.”locationBorrego Springs“A desert region expecting 115-degree temperatures.”locationTijuana River Valley“Area experiencing increased hydrogen sulfide emissions due to heat.”locationSan Diego County“The geographic area affected by the heat warnings.”