Extreme heat warning issued for San Diego County Deserts for Wednesday and Thursday
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On Tuesday at 10:08 a.m. an extreme heat warning was released by the NWS San Diego CA valid from Wednesday 11 a.m. until Thursday 8 p.m. for San Diego County Deserts.
"Dangerously hot conditions with temperatures up to 110 degrees expected San Diego County Deserts," states the NWS. "Overnight lows in the 80s will offer little relief."
"Heat related illnesses increase significantly during extreme heat events," explains the NWS.
This warning is in effect until Thursday at 8 p.m.
During heat waves, consider the following tips from the NWS
- Stay hydrated: Drink plenty of fluids.
- Seek shelter: Stay indoors in an air-conditioned room to keep cool.
- Stay out of the sun, and check up on relatives and neighbors.
- Child and pet welfare: Never forget to safeguard young children and pets by not leaving them unattended in vehicles, especially during scorching weather when car interiors can become life-threateningly hot.
- Take extra precautions outdoors: If you work or spend time outside, be sure to take additional safety measures.
- Time your activities wisely: If possible, reschedule strenuous activities to early morning or evening when the heat is less intense.
- Recognize warning signs: Familiarize yourself with symptoms of heat exhaustion and heat stroke.
- Stay cool with clothing: Wear lightweight and loose-fitting clothing.
To ensure safety during outdoor work, adhere to the Occupational Safety and Health Administration (OSHA)'s recommendations by incorporating regular rest breaks in shaded or air-conditioned environments. If someone is affected by heat, immediately transfer them to a cool and shaded area. In an emergency, call 911.
Source: The National Weather Service
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This story was originally published June 23, 2026 at 10:12 AM.