FATO40 NFFN 192200 TONGA AREA FORECAST VALID FROM APRIL 200000 TO 201200 UTC 2024. SITUATION: A SOUTHEASTERLY WIND FLOW PREVAILS OVER THE AREA AT THE SURFACE. WINDS: [SPEED IN KNOTS] FL240 25025M16 FL180 23015M06 FL140 20010P05 FL100 VRB05 FL070 VRB05 FL050 09010 FL020 11020 SIGWX: ISOL SHRA. VIS: 40KM, 10KM-15KM IN -SHRA, 5000M- 10KM IN SHRA. CLOUD: FEW-SCT CU 015-030, TOPS 100-180. FEW-SCT SC 030-050, BKN IN SIGWX. TAF NFTV 191721Z 1918/2018 11009KT 9999 SCT016= TAF NFTL 191710Z 1917/2008 13015KT 9999 FEW010 SCT016= TAF NFTF 191716Z 1918/2018 12009KT 9999 SCT016=