FATO40 NFFN 071500 TONGA AREA FORECAST VALID FROM APRIL 071700 TO 080800 UTC 2025. SITUATION: A SOUTHEASTERLY WIND FLOW PREVAILS OVER THE AREA. MEANWHILE, A WEAK TROUGH OF LOW PRESSURE LIES TO THE NORTH OF TONGA. WINDS: [SPEED IN KNOTS] FL240 02010M15 FL180 11005M04 FL140 10010P04 FL100 10010 FL070 04010 FL050 10010 FL020 10020 SIGWX: SCT SHRA ABT NFTV. ELSEWHERE, RISK ISOL SHRA. VIS: 40KM, 10KM-15KM IN -SHRA, 5000M-10KM IN SHRA. CLOUD: FEW-SCT CU 015-030, TOPS 100-180, BKN IN SIGWX. FEW-SCT SC 030-050. SCT-BKN ACAS ABV FL100 IN SIGWX. TAF NFTV 071129Z 0712/0812 15008KT 9999 SCT017 PROB40 TEMPO 0800/0806 5000 TSRA BKN016 FEW018CB= TAF NFTL 062307Z 0700/0712 11010KT 9999 SCT016 PROB30 TEMPO 0706/0712 5000 SHRA BKN015= TAF NFTF 071128Z 0712/0812 10008KT 9999 FEW010 SCT015 BECMG 0720/0722 12015KT PROB40 TEMPO 0800/0806 5000 TSRA BKN016 FEW018CB=