local
Extreme heat, chance of thunderstorms in SoCal forecast
By Jonathan Lloyd at NBC Los Angeles (KNBC)
· July 13, 2026
· 2 min read
Extreme heat and high humidity levels are in the forecast this week when some parts of Southern California could see rain or thunderstorms.
The highest potential for storms due to a system ushering increased humidity into Southern California this week will be in mountain and desert communities...
Key takeaway Highs will be around 94 degrees with a chance of rain Monday in the valleys and Inland Empire.
Why this matters in The Los Angeles
The extreme heat forecast for Southern California this week will put a strain on local resources, particularly in low-income and elderly communities where access to cooling centers and air-conditioned spaces may be limited. The Los Angeles County heat advisory and extreme heat warning will likely lead to increased demand for emergency services, highlighting the need for residents to check on vulnerable neighbors and family members. Meanwhile, the chance of thunderstorms in mountain and desert communities may lead to flash flooding, which could impact local transportation and outdoor recreation. As temperatures peak midweek, Angelenos can expect increased energy consumption, potentially leading to power outages and straining the grid. Residents should take precautions to stay cool and hydrated, and stay informed about the latest weather updates and emergency instructions from local authorities. The heat wave's impact will be felt across the region, from the valleys to the coast.
About this story
Original reporting by NBC Los Angeles (KNBC) . 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 NBC Los Angeles (KNBC) . Have a tip or correction? Contact our newsroom .
Category: local ·
Published: July 13, 2026 ·
Source: NBC Los Angeles (KNBC) ·
Reading time: 2 min
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Frequently asked about this story
What is this story about? Extreme heat and high humidity levels are in the forecast this week when some parts of Southern California could see rain or thunderstorms.
The highest potential for storms due to a system ushering increased humidity into Southern California this week will be in mountain and desert communities...
When was this published? This article was first published on July 13, 2026 by NBC Los Angeles (KNBC) and curated for The Los Angeles readers.
Who reported this story? This story was reported by Jonathan Lloyd at NBC Los Angeles (KNBC). 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 .
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