Excessive Heat Warning Issued for Much of Bay Area

The National Weather Service has issued a heat advisory and an excessive heat warning for much of the Bay Area beginning through Thursday evening, with temperatures expected in the 90s and 100s. Kari Hall and Sharon Katsuda report. Stay connected: Follow us on Twitter:   / nbcbayarea   Like us on Facebook:   / nbcbayarea   Follow us on Instagram:   / nbcbayarea   Add us on Snapchat @NBCBayArea Catch up on all the day's news: http://www.nbcbayarea.com Download our app: On iOS: http://nbcbay.com/R1BhqYM On Android: http://nbcbay.com/rUcA97h