High-pressure systems are causing high temperatures and affecting coastal conditions in San Diego County, impacting San Diego and Ramona.
Steady: 1 development in the last 24 hours, 1 in the last 7 days
Updated yesterday
The latest in this situation
- Extreme heat in San Diego County leads to health concerns cited by WHO.
- The extreme heat wave is now causing strain on power infrastructure in San Diego County.
- NWS reports on weather conditions impacting San Diego and Encinitas.
- The National Weather Service reported that the heat wave reached its peak in San Diego County on September 9, 2026.
How it started
AI-generated analysis. Brind wrote this summary from the reports listed below. It can be wrong. Each section says how much you can rely on it, and the sources are linked so you can check.
What happened
High-pressure systems are causing high temperatures and affecting coastal conditions in San Diego County, impacting San Diego and Ramona.
Who's involved
What this event is mainly aboutHow it developed
Newest first. Tap a step to see who reported it.Extreme heat in San Diego County leads to health concerns cited by WHO.1 source
NWS reports on weather conditions impacting San Diego and Encinitas.1 source
- The National Weather Service reported that the heat wave reached its peak in San Diego County on September 9, 2026.Sub-event
- A meteorologist is working with the National Weather Service in the San Diego area, specifically based in Rancho Bernardo.Sub-event
Weather alerts issued for San Diego County, including high temps and coastal temperature forecasts.1 source
Keep exploring
The entities involved
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National Weather Service
U.S. forecasting agency of the National Oceanic and Atmospheric Administration
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San Diego
seat of San Diego County, California, United States; second-largest city in California
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Ramona
census-designated place in San Diego County, California, United States
Nothing else this week.
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San Diego County
county in California, United States
Related events
- Storm brings coastal hazards and high surf to San Diego County as the weather system moves toward Baja California.
- NWS warned about flooding and winds in Southern California, noting that climate patterns are increasing storm activity.
- NWS issued coastal flood advisories and forecasted temperature changes for Oakland, Monterey, and San Jose.
- The National Weather Service issued extreme-heat warnings for San Diego County on July 9, 2026.
- NWS reported record high temperatures in Santa Ana and Los Angeles, and forecasted temperatures for San Diego.
Coverage
Newest first; wire copies grouped- ucsdguardian.org
- nbcsandiego.com
- liveinsurancenews.com
- 10news.com
- sandiegouniontribune.comExtreme heat and dangerous ocean rip currents about to hit San Diego County