August 14, 2015 5:00 am AM Forecast: Excessive Heat Wave Sets In Excessive heat is expected to set in Friday and through the weekend with no chance of cooler temperatures until Tuesday. Crystal Egger has the forecast for Friday, Aug. 14, 2015. US & World Videos 1:00 Family of man shot by LA deputies demand justice 2:28 Families hope for ceasefire agreement and hostage release 3:18 Cup of water leads to OC marathon disqualification 5:00 Demonstrations disrupt classes at UCLA 2:36 Law enforcement officers on UCLA campus as students return