A trough of low pressure with cloud and showers lies over the eastern and northern parts of the group. It is gradually moving westwards and expected to affect the rest of the group by later today. Forecast to midnight tomorrow for the Fiji group: Occasional rain, heavy at times and few thunderstorm over Yasawa Group, Northern Viti Levu, Vanua Levu, Taveuni and nearby smaller islands, Lau and Lomaiviti Groups. Cloudy periods with some showers over the eastern and interior parts of the other larger islands. Isolated afternoon or evening heavy falls and thunderstorms expected. Elsewhere, fine apart from isolated afternoon or evening showers and thunderstorms. Showers becoming frequent and heavy with few thunderstorm later tomorrow. Outlook for Friday : Cloudy periods with some showers and possible thunderstorms over the eastern and interior parts of Viti Levu and Vanua Levu. Strong east to southeast with average speeds of 40 km/hr and gusts to 55 km/hr could be expected over Yasawa group, southern parts and eastern parts of Viti Levu and nearby smaller islands, Kadavu and Southern Lau group. Rough seas.