Mumbai, March 4 -- The city is set for a hotter Wednesday as the India Meteorological Department has issued a yellow alert, warning of hot and humid conditions across the city, with temperatures likely to touch 36degC, a sharp jump from Tuesday's 33.7degC. The alert also covers Thane, Palghar and Raigad. While the alert is for one day in Mumbai and Raigad, it extends till March 5 in Thane and Palghar. Sushma Nair, senior scientist at IMD Mumbai, said prevailing easterly winds and the presence of an anticyclonic circulation will lead to a rise in temperature. At the Santacruz observatory, the city's base weather station, the maximum temperature is expected to reach 36degC and the minimum 22degC. At Colaba, the maximum is likely to be 35degC and the minimum 23degC. Meanwhile, the city's air quality slipped back into the 'moderate' category after six days in the 'satisfactory' range. According to the Central Pollution Control Board's 4pm bulletin, Mumbai recorded an Air Quality Index (AQI) of 111, with carbon monoxide (CO) as the prominent pollutant. HTC...