19:05 UT Takeoff from Christmas Island, heading for Apia, Western Samoa Cloudy; cloud base at 3k ft. Climbing to 18k ft. ferry altitude. Trade inversion at about 5k ft. Dry layer just above inversion; more humid above this. Flying over extensive scattered cumuli with tops at about 3.2k ft. and with trade inversion at 5k ft. 21:52 increasing convection; cirrus overhead 22:41 start descent from 18k ft., with spiral descent from 8k ft. Top of BL at about 1k ft. 22:58 start circle at 100 ft. 23:28 end circle 23:32 start circle at 500 ft. 24:02 end circle 24:05 start circle at 1000 ft. 24:35 end circle 24:38 start circle at 2000 ft.; cloud base is about 2k ft. 25:08 end circle and descend to 100 ft. 25:10 do straight leg across circle diameter at 100 ft. 25:20 end of 100 ft. leg; start ascent to 18k ft. and ferry to W. Samoa. 26:07 land at Apia, Western Samoa