ANNEX_M TIONS ORDER WB-29_ OPERATIONS HEADQUARTERS - TASK GROUP 7.4, PROVISIONAL APO 187, c/o Postmaster San Francisco, California 26 February 1954 1800M 1. MISSION: To conduct weather reconnaissance, typhoon reconnaissance, cloud tracking and such other operations as required during Operation CASTLE, 2, RESPONSIBILITIES: The Commander, Test Services Unit, will be responsible for plan- ing and for maintaining a capability to execute the WB-29 mission as outlined in this Annex, 3. PROCEDURES: a, Sortie Requirements: of performing: (1) The Test Services Unit will be capable Two (2) daily weather reconnaissance sorties, of approxi- mately twelve (12) hours duration, beginning on first shot minus twenty (20) days and extending through first shot minus (5) days and, as directed, on any other than those days on which sorties are required by the following paragraphs, (2) Three (3) daily weather reconnaissance sorties, of approximately twelve (12) hours duration, beginning each shot minus four (4) days and extending through each shot minus one (1) day. (3) One (1) sortie, of approximately twelve (12) hours duration, on each shot day, to perform the following tasks. (a) (4) Provide preshot reports on weather in the Enivetok Area affecting aircraft operations, (b) Provide preshot route reports on weather between (c) Provide preshot reports on weather in the Bikini Area affecting aircraft operations, (a) Previde preshut "Up Wind Special" weather information (e) Perform postshot heavy particulate sampling. Fniwetok and Bikint. (if required). Two daily combination cloud tracking-weather reconnais- sance flights, of approximately twelve (12) hours dura- tion, beginning at H-Hour on each shot day and extending through H448 hours, The primary. mission of these flights will be cloud tracking. TASK GROUP 7.4 OPRS ORDER NO, 2-54 mm M-1 (See Apendicies 1 and 2). ae