{"airport":{"code":"BNA","name":"Nashville International Airport","city":"Nashville","state":"TN","timezone":"America/Chicago"},"currentWait":{"minutes":9,"source":"estimated","lastUpdated":"2026-06-04T18:32:39.815Z","confidence":"medium"},"estimate":{"minutes":9,"confidence":"medium","factors":["Historical pattern for 18:00","Day-of-week adjustment (Thu: 0.95x)"],"tier":"medium"},"checkpoints":[{"name":"Central Checkpoint","terminal":"Main Terminal"},{"name":"Concourse A Checkpoint","terminal":"Concourse A"},{"name":"Concourse B Checkpoint","terminal":"Concourse B"}],"hourlyPattern":[{"hour":0,"waitMinutes":3,"source":"foia_only"},{"hour":1,"waitMinutes":3,"source":"foia_only"},{"hour":2,"waitMinutes":3,"source":"foia_only"},{"hour":3,"waitMinutes":8,"source":"foia_only"},{"hour":4,"waitMinutes":17,"source":"foia_only"},{"hour":5,"waitMinutes":22,"source":"foia_only"},{"hour":6,"waitMinutes":22,"source":"foia_only"},{"hour":7,"waitMinutes":19,"source":"foia_only"},{"hour":8,"waitMinutes":19,"source":"foia_only"},{"hour":9,"waitMinutes":17,"source":"foia_only"},{"hour":10,"waitMinutes":16,"source":"foia_only"},{"hour":11,"waitMinutes":19,"source":"foia_only"},{"hour":12,"waitMinutes":17,"source":"foia_only"},{"hour":13,"waitMinutes":16,"source":"foia_only"},{"hour":14,"waitMinutes":17,"source":"foia_only"},{"hour":15,"waitMinutes":17,"source":"foia_only"},{"hour":16,"waitMinutes":17,"source":"foia_only"},{"hour":17,"waitMinutes":13,"source":"foia_only"},{"hour":18,"waitMinutes":9,"source":"foia_only"},{"hour":19,"waitMinutes":6,"source":"foia_only"},{"hour":20,"waitMinutes":4,"source":"foia_only"},{"hour":21,"waitMinutes":3,"source":"foia_only"},{"hour":22,"waitMinutes":3,"source":"foia_only"},{"hour":23,"waitMinutes":3,"source":"foia_only"}],"insights":{"peakHour":5,"peakWaitMinutes":22,"quietestHour":0,"quietestWaitMinutes":3,"totalCrowdsourcedReports":0,"tier":"medium","hasLiveData":false}}