{"schema_version":1,"airport":"GYI","entries":[{"cycle":"2026-09-03","from_cycle":"2026-08-06","id":"18fe1272d2e0","priority":"fyi","category":"frequency","kind":"removed","summary":"flight service (FSS) 122.3 via the Sherman/Denison outlet no longer available","source":"FRQ"},{"cycle":"2026-09-03","from_cycle":"2026-08-06","id":"52658e050bc4","priority":"fyi","category":"remark","kind":"changed","summary":"remark updated: FOR CD WHEN ATCT CLSD CTC FORT WORTH ARTCC AT 817-858-7584.","source":"APT_RMK","original":"FOR CD WHEN ATCT CLSD CTC FORT WORTH ARTCC AT 817-858-7584.","fields":[{"field":"REMARK","old":"FOR CD IF UNA TO CTC ON FSS FREQ, CTC FORT WORTH ARTCC AT 817-858-7584.","new":"FOR CD WHEN ATCT CLSD CTC FORT WORTH ARTCC AT 817-858-7584."}]},{"cycle":"2025-10-30","from_cycle":"2025-10-02","id":"9efbde2a6027","priority":"fyi","category":"airport","kind":"changed","summary":"airport contact address line 2: none -> 100 W. HOUSTON","source":"APT_CON","fields":[{"field":"ADDRESS2","old":"","new":"100 W. HOUSTON"}]},{"cycle":"2025-09-04","from_cycle":"2025-08-07","id":"403570eeb885","priority":"action","category":"weather","kind":"changed","summary":"weather station type: AWOS-3 -> AWOS-3PT","source":"AWOS","fields":[{"field":"ASOS_AWOS_TYPE","old":"AWOS-3","new":"AWOS-3PT"}]},{"cycle":"2025-09-04","from_cycle":"2025-08-07","id":"fad1f96e3439","priority":"action","category":"frequency","kind":"changed","summary":"frequency 118.775 now listed for GYI AWOS-3PT (was GYI AWOS-3); served facility type: AWOS-3 -> AWOS-3PT","source":"FRQ","fields":[{"field":"FREQ_USE","old":"GYI AWOS-3","new":"GYI AWOS-3PT"},{"field":"SERVICED_SITE_TYPE","old":"AWOS-3","new":"AWOS-3PT"}]},{"cycle":"2025-07-10","from_cycle":"2025-06-12","id":"6817b25bf2bd","priority":"fyi","category":"remark","kind":"added","summary":"new remark: EXTENSIVE SFC CRACKING.","source":"APT_RMK","original":"EXTENSIVE SFC CRACKING."},{"cycle":"2025-07-10","from_cycle":"2025-06-12","id":"19b8b5485565","priority":"fyi","category":"runway","kind":"changed","summary":"runway 18L: controlling obstacle changed (now 20 ft tall, 700 ft from threshold, 400 ft left of centerline, clearance slope 25:1); controlling obstacle: none -> TREES","source":"APT_RWY_END","fields":[{"field":"CNTRLN_DIR_CODE","old":"","new":"L"},{"field":"CNTRLN_OFFSET","old":"","new":"400"},{"field":"DIST_FROM_THR","old":"","new":"700"},{"field":"OBSTN_CLNC_SLOPE","old":"50","new":"25"},{"field":"OBSTN_HGT","old":"","new":"20"},{"field":"OBSTN_TYPE","old":"","new":"TREES"}]},{"cycle":"2025-07-10","from_cycle":"2025-06-12","id":"09633287280f","priority":"fyi","category":"runway","kind":"changed","summary":"runway 18R/36L: pavement now in poor condition","source":"APT_RWY","fields":[{"field":"COND","old":"FAIR","new":"POOR"}]}],"first_cycle":"2025-07-10","last_cycle":"2026-09-03"}