{"schema_version":1,"airport":"DUX","entries":[{"cycle":"2026-05-14","from_cycle":"2026-04-16","id":"e3c1865e167f","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":"2026-05-14","from_cycle":"2026-04-16","id":"59b696785dd1","priority":"action","category":"frequency","kind":"changed","summary":"frequency 118.075 now listed for DUX AWOS-3PT (was DUX AWOS-3); served facility type: AWOS-3 -> AWOS-3PT","source":"FRQ","fields":[{"field":"FREQ_USE","old":"DUX AWOS-3","new":"DUX AWOS-3PT"},{"field":"SERVICED_SITE_TYPE","old":"AWOS-3","new":"AWOS-3PT"}]}],"first_cycle":"2026-05-14","last_cycle":"2026-05-14"}