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On Tuesday at 3:44 a.m. the NWS San Diego CA issued an updated extreme heat warning in effect until Wednesday at 8 p.m. for San Diego County Coastal Areas and Orange County Coastal.
“Dangerously hot conditions with high temperatures in the mid 80s at the beaches to 90s for higher coastal terrain with low temperatures in the lower to mid 70s,” can be anticipated according to the NWS. “Major to Extreme HeatRisk through Wednesday. Warm overnight low temperature will limit relief from the heat.”
“Heat related illnesses increase significantly during extreme heat events. Hot temperatures may cause heat illnesses,” says the NWS.
This warning is in effect until Wednesday at 8 p.m.
Tips from the NWS for staying safe during a heat wave Stay hydrated: Remember to drink plenty of fluids.Find cool shelter: Stay in an air-conditioned room.Look out for others: Stay out of the sun, and check up on relatives and neighbors.Child and pet safety: Do not leave young children and pets unattended in vehicles when car interiors can reach lethal temperatures in a matter of minutes.Exercise caution outdoors: If you work or spend time outside, take additional safety measures.Find the right time: Consider rescheduling strenuous activities to early morning or evening if possible.Familiarize yourself with warning signs: Know the symptoms of heat exhaustion and heat stroke.Stay cool with clothing: Select lightweight and loose-fitting outfits for enhanced comfort.
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 September 8, 2026 at 3:16 AM.