KARACHI - The upper and central parts of Sindh to bear extremely hot weather in coming days and the scorching temperature at the day times will keep the mercury soaring above 45 on Celsius scale. The Pakistan Meteorological Department (PMD), on Wednesday, forecast very hot and dry weather in most districts of the province and weather was likely to become hotter with day time Maximum Temperature ranging 45 to 47 C in Upper and Central districts of the province from Thursday, May 16. However, isolated dust-thunderstorm/rain may occur in Tharparker, Umerkot, Badin and parts of Thatta districts on Wednesday night. The weather remained very hot and dry in most parts of the province, however rain-thunderstorm occurred at isolated places in southeastern Sindh. The highest maximum temperature in Sindh was recorded 49 C at Dadu while in Jacobabad Mercury touched the 47 C mark.