Residents across San Bernardino and Riverside counties are being urged to remain indoors, drink plenty of water and check on vulnerable neighbors as dangerously hot conditions settle over the Inland Empire.
The National Weather Service has issued an Extreme Heat Warning for the San Bernardino and Riverside County valleys through 8 p.m. Monday, July 27. High temperatures could range from the upper 90s to 108 degrees, with overnight lows remaining in the lower to mid-70s in some communities.
Ontario is expected to reach approximately 99 degrees Thursday and 100 degrees Friday and Saturday. Other Inland Empire communities may experience even higher temperatures during the prolonged heat event…