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The NWS San Diego CA released an updated extreme heat warning at 1:58 a.m. on Monday valid from Tuesday 10 a.m. until Friday 8 p.m. for San Diego County Inland Valleys.
The NWS informs, “Dangerously hot conditions with high temperatures in he upper 90s to 109 expected.”
“Heat related illnesses increase significantly during extreme heat events. Hot temperatures may cause heat illnesses,” describes the NWS.
This warning is in effect until Friday at 8 p.m.
NWS Heat Wave Safety Tips: Stay safe with these recommendations Stay hydrated: Remember to drink plenty of fluids.Stay in an air-conditioned room.Avoid direct sun exposure: Protect yourself and check on vulnerable relatives and neighbors.Ensure 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.Time your activities wisely: If possible, reschedule strenuous activities to early morning or evening when the heat is less intense.Recognize warning signs: Know the signs and symptoms of heat exhaustion and heat stroke.Dress for comfort: Wear lightweight and loose-fitting clothing to stay cool.
For a safer outdoor work environment, follow the Occupational Safety and Health Administration (OSHA)’s guidance by scheduling regular rest breaks in shaded or air-conditioned places. If anyone shows signs of heat illness, promptly move them to a cool, shaded area. In an emergency, call 911.
Source: The National Weather Service
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This story was originally published August 24, 2026 at 2:01 AM.