Heat advisory issued for San Bernardino and Riverside County Valleys-The Inland Empire for Monday

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At 10:51 a.m. on Saturday, the NWS San Diego CA released a heat advisory valid for Monday between 10 a.m. and 8 p.m. for San Bernardino and Riverside County Valleys-The Inland Empire.

The NWS informs, "Temperatures of 95 to 101 degrees."

"Hot temperatures may cause heat illnesses," explains the NWS.

This advisory is in effect until Monday at 8 p.m.

NWS Heat Wave Safety Advice: Protect yourself with these recommendations

• Stay hydrated: Keep yourself well-hydrated by drinking plenty of fluids.
• 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.
• 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.
• Know the red flags: Understand the signs and symptoms of heat exhaustion and heat stroke.
• Stay cool with clothing: Wear lightweight and loose-fitting clothing.

To minimize risks during outdoor work, the Occupational Safety and Health Administration (OSHA) advises incorporating frequent rest breaks in shaded or air-conditioned areas. If someone experiences heat-related symptoms, promptly relocate them to a cool and shaded spot. In case of an emergency, dial 911.

Source: The National Weather Service

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This story was originally published May 9, 2026 at 10:54 AM.