SAN FRANCISCO (KGO) -- Many cities away from the coast will see their hottest weather so far this year arriving on Friday.
Some of these cities include San Jose, San Rafael, Sonoma, Livermore, Brentwood, Fairfield, Cloverdale, and Ukiah.
Places like San Francisco and Oakland will be warm but have seen warmer days earlier this month.
Heat relief will be found at the coast in the 60s and 70s. Beaches will be popular.
There is a Heat Advisory is from 11 a.m. to 8 p.m. Friday with highs 10 to 20 degrees above average. There is Moderate to Major heat risk Inland.
A Spare the Air day is in effect for unhealthy AQI for sensitive groups.
Cooler air arrives Sunday.
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