Report of Sunday starting out smooth and weak. After an hour the temperature on launch climbed up to 90 degrees and the thermals became small and strong. Highest altitude was 4,622ft. TODAY……the haze is a touch thinner. Both TAF’s are forecasting scattered clouds at 25K by 2pm. Winds aloft are SSW between 8 and 10kts by 2pm. Max altitude 4,500ft.