A heavy rain alert is now in force for Yasawa, the eastern half of Viti Levu — including Serua-Namosi, Navua-Suva-Nausori, Tailevu-Naitasiri-Ra — as well as the Northern Division, Lau and Lomaiviti groups, Kadavu and nearby smaller islands. According to the Fiji Meteorological Service, a trough of low pressure currently lies…