local
Southern California heat advisory: NWS warns of rising temps, humidity, and isolated storm risks
By FOX 11 Digital Team at FOX 11 Los Angeles (KTTV)
· June 23, 2026
· 1 min read
A National Weather Service heat advisory is in effect for much of the region through Thursday, bringing high humidity and potential isolated thunderstorms.
Why this matters in The Los Angeles
The heat advisory issued by the National Weather Service will likely have a significant impact on Los Angeles ' vulnerable populations, particularly the homeless and elderly, who may not have access to adequate cooling systems or shelter from the heat. The city's urban heat island effect, where built-up areas absorb and retain heat, will also exacerbate the problem. As the advisory remains in effect through Thursday, residents can expect increased energy demand, potentially straining the power grid. Additionally, the threat of isolated thunderstorms and lightning strikes may lead to power outages and disruptions to outdoor activities, affecting local businesses and community events. Residents should be prepared to take precautions to stay cool and safe, and city officials should be ready to provide support and resources to those in need. The city's emergency management systems will be put to the test as they work to mitigate the effects of the heat advisory.
About this story
Original reporting by FOX 11 Los Angeles (KTTV) . The Los Angeles surfaces reporting from trusted publishers and adds local editorial context so readers can quickly understand what a story means for their community. We attribute every source, link to the original report, and follow a documented editorial standards policy. To understand how stories are selected and reviewed, read our about page .
For the complete original report, visit FOX 11 Los Angeles (KTTV) . Have a tip or correction? Contact our newsroom .
Category: local ·
Published: June 23, 2026 ·
Source: FOX 11 Los Angeles (KTTV) ·
Reading time: 1 min
Get more The Los Angeles stories like this
Free weekly briefing covering local and other local news. Curated by our editorial team. No spam.
By subscribing you agree to our privacy policy . Unsubscribe anytime.
Frequently asked about this story
What is this story about? A National Weather Service heat advisory is in effect for much of the region through Thursday, bringing high humidity and potential isolated thunderstorms.
When was this published? This article was first published on June 23, 2026 by FOX 11 Los Angeles (KTTV) and curated for The Los Angeles readers.
Who reported this story? This story was reported by FOX 11 Digital Team at FOX 11 Los Angeles (KTTV). To learn more about how The Los Angeles selects and reviews stories, see our editorial standards .
Where can I find related coverage? See more local coverage from The Los Angeles, or browse our daily briefing and topic hubs .
← Back to all news
More local →
Today’s briefing
Subscribe to newsletter