Event Brief
Southern California braces for extreme heat
By The BriefBrief · Sources (1)
Filed: Aug 23, 2026 at 12:00 PM ET
Summary: Southern California is bracing for another stretch of intense heat with triple-digit temperatures expected in some areas. A heat advisory is in effect through Monday for parts of Orange County, the Inland Empire and the San Bernardino and Riverside County mountains, with warm nights and monsoonal moisture making conditions especially uncomfortable. Downtown Los Angeles is expected in the lower 90s this weekend before climbing into the mid-90s next week.
WHO: NBC4 meteorologist Shannah Mendiola
WHAT: Heat advisory and forecast for extreme temperatures across Southern California, including downtown Los Angeles.
WHEN: Aug 22, 2026 at 12:15 AM ET
WHERE: Orange County, CA
WHY: A heat advisory is in effect due to forecast high daytime temperatures, warm nights, and monsoonal moisture that will make conditions particularly uncomfortable.
ℹ️ This event is analyzed using pattern arcs, velocity indicators, and source analysis in our MI Console.
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