View Post ShopTalk Unorthodox Meteorologist (See YouTube) Mark Mathis Joins KUSI By Chris Ariens on Jun. 27, 2014 - 11:59 AM Mark Mathis is returning to the weather beat. KUSI news director Steve Cohen confirms to TVSpy that Mathis is joining the San Diego station Monday, joining Leslie Lopez and David Scott on the weather team. Mathis is known to regul ...