Uncomfortable heat and humidity among isolated storms

AUSTIN (KXAN) -- After three straight days of record breaking heat, we'll go for four today as afternoon highs soar well into the 90s... if not, low 100s.Morning clouds will partially mix out to a partly sunny sky today. Afternoon highs will climb well into the 90s, but with humidity, will feel even hotter. A Heat Advisory has been issued for parts of the area, including Travis and Hays County, for heat index values approaching 110º later in the day.Friday afternoon forecast high temperatur