FATO40 NFFN 201500 TONGA AREA FORECAST VALID FROM MARCH 201700 TO 210800 UTC 2026. SITUATION: A MOIST EASTERLY WIND FLOW PREVAILS OVER THE AREA. WINDS: [SPEED IN KNOTS] FL240 06010M17 FL180 04010M07 FL140 08005P01 FL100 09010 FL070 09010 FL050 09015 FL020 10015 SIGWX: ISOL SHRA & RISK ISOL TSRA. VIS: 40KM, 10KM-15KM IN -SHRA, 5000M-10KM IN SHRA, LESS THAN 5000M IN TSRA. CLOUD: FEW-SCT CU 015-030, TOPS 100-180, BKN IN SIGWX. RISK ISOL CB 015-025, TOPS 320-450. FEW-SCT SC 030-050, BKN IN SIGWX. TAF NFTV 201118Z 2012/2112 09005KT 9999 FEW015= TAF NFTL 192308Z 2000/2012 10012KT 9999 SCT017 PROB30 TEMPO 2006/2012 5000 TSRA BKN015 FEW018CB= TAF NFTF 201119Z 2012/2112 09006KT 9999 FEW015 PROB40 TEMPO 2014/2018 5000 TSRA BKN015 FEW017CB PROB40 TEMPO 2103/2112 5000 TSRA BKN012 FEW016CB=