Summertime sizzle all week

AUSTIN (KXAN) -- Today will be our 19th triple digit day of the year... with tomorrow expected to be our 20th.. Wednesday our 21st... Thursday our 22nd... (catch our drift here?)A strong and stubborn high pressure system centered to our west will control our weather pattern for next 7+ days. High heat and humidity will be the main focus this week as afternoon highs exceed 100° and heat index values reach up to 112° daily.Heat Advisory in effect for most of Central Texas 1 p.m. to 9 p.m.