breeze. >> chilling, viging. >> and dream ofg cool er days ahead. tiffany wilson, abc 7 news.. >> lake merit station remains shut down until sunday. a free buses will move passengers. time now the 5:03. zuckerberg san francisco general hospital saw several cases of heat exhaustion. most weren't serious. they just needed fluids and a place to cool off. in the east bay, first responders are are preparing for more heat related calls this weekend. high school athletes in particular are at risk. katie ewe tes has the story from pleasonton. >> i feel like i'm in tucson. >> this high school football field is more than 800 miles from tucson, but am athletes are battling desert here. >> they canceled all their games tonight so we were wondering maybe we should have, but not too bad right now. >> pleasonton delayed the high school game until after sunset. >> so when ever the student athletes need a break for water, we're going break for water. it's not even a time-out. >> alameda county fire is focusing on hydration, too, in anticipation of heat related calls