People enjoy the scenic views during warm weather near the Pacific Ocean at Mount Tamalpais State Park in Mill Valley, Calif., on July 28, 2026.

Parts of the East and North Bay are under a heat advisory on Monday as temperatures could push past 105 degrees, and even overnight temperatures aren’t expected to provide much relief. 

Matt Mehle, a meteorologist at the National Weather Service, told SFGATE that the Bay Area is expected to see the highest temperatures Monday afternoon around 4 p.m.

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“We’re expecting temperatures to reach well over 100 degrees, with the hottest locations right around about 106 to 107,” he said.

The reason for the hot weather is a stubborn ridge of high........

© SFGate