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On Monday at 1:58 a.m. the NWS San Diego CA released an updated extreme heat warning valid from Tuesday 10 a.m. until Friday 8 p.m. for San Diego County Mountains.
The NWS informs, “Dangerously hot conditions with high temperatures in the mid 90s to 104 expected.”
“Heat related illnesses increase significantly during extreme heat events. Hot temperatures may cause heat illnesses,” adds the NWS.
This warning is in effect until Friday at 8 p.m.
During heat waves, consider the following tips from the NWS Stay hydrated: Keep yourself well-hydrated by drinking plenty of fluids.Seek shelter: Stay indoors in an air-conditioned room to keep cool.Look out for others: Stay out of the sun, and check up on relatives and neighbors.Protect your little ones and furry friends: Never leave young children and pets alone in vehicles, especially during hot weather when car interiors can become dangerously hot in a matter of minutes.Be cautious outdoors: Take extra precautions if you work or spend time outside.Optimal Timing: When possible, reschedule strenuous activities to early morning or evening.Be alert to warning signs: Educate yourself about the signs and symptoms of heat exhaustion and heat stroke.Dress appropriately: Wear lightweight, loose-fitting clothing to stay comfortable.
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
United Robots California
This story was originally published August 24, 2026 at 2:02 AM.