SPECIAL WEATHER BULLETIN NUMBER EIGHTEEN FOR FIJI ON HEAVY RAIN ISSUED FROM THE NATIONAL WEATHER FORECASTING CENTRE, NADI AT 03:00AM ON THURSDAY 29TH MARCH 2018. A HEAVY RAIN WARNING REMAINS IN FORCE FOR VANUA LEVU, TAVEUNI AND NEARBY SMALLER ISLANDS, NORTHERN LAU GROUP, FOR NORTHERN, EASTERN AND INTERIOR OF VITI LEVU, YASAWA AND MAMANUCA GROUP AND IS NOW IN FORCE FOR THE REST OF VITI LEVU AND LOMAIVITI GROUP. A HEAVY RAIN ALERT REMAINS IN FORCE FOR THE REST OF FIJI. SITUATION: A TROUGH OF LOW PRESSURE WITH ASSOCIATED CLOUD AND RAIN REMAIN SLOW MOVING OVER THE NORTHERN PARTS OF THE GROUP. IT IS EXPECTED TO INTENSIFY AND AFFECTS MOST PARTS OF THE GROUP FROM MIDDAY TODAY. FOR VANUA LEVU, TAVEUNI AND NEARBY SMALLER ISLANDS, NORTHERN LAU GROUP, FOR NORTHERN, EASTERN AND INTERIOR OF VITI LEVU, YASAWA AND MAMANUCA GROUP: PERIODS OF RAIN, HEAVY AT TIMES AND SQUALLY THUNDERSTORMS. LOCALISED HEAVY FALLS MAY LEAD TO FLASH FLOODING OF LOW LYING AREAS. FOR THE REST OF VITI LEVU AND LOMAIVITI GROUP: OCCASIONAL SHOWERS. SHOWERS INCREASING TO RAIN AND BECOMING FREQUENT AND HEAVY WITH SQUALLY THUNDESRTORMS FROM MIDDAY TODAY. ISOLATED HEAVY FALLS EXPECTED. LOCALISED HEAVY FALLS MAY LEAD TO FLASH FLOODING OF LOW LYING AREAS. FOR THE REST OF FIJI: CLOUDY PERIODS WITH SOME SHOWERS. SHOWERS INCREASING TO RAIN WITH ISOLATED HEAVY FALLS AND THUNDERSTORM FROM TOMORROW. THE NEXT SPECIAL WEATHER BULLETIN WILL BE ISSUED ISSUED AROUND 06.00 AM TODAY OR EARLIER.