{"icao":"VTSY","name":"Betong International Airport","lat":5.79,"lon":101.15,"country":"TH","tz":"Asia/Bangkok","updated":"2026-09-04T14:25Z","window":{"start":"2016-01-01","through":"2026-08-15"},"climatology":{"subCat1HoursPerYear":164,"bandDefinition":"visibility < ~800 m OR ceiling < 200 ft","fogSeasonPeakMonths":["January","February"],"monthlyHours":[11,9,9,5,4,6,7,7,6,4,2,5],"medianEventHours":1,"season":{"summary":"Fog season runs December through October, peaking in January; fog is mostly a 7 AM\u20137 AM phenomenon; typically thinning out by 8 AM; a typical event lasts about 1 hour (local time, 10-year average).","months":["January","February","March","April","May","June","July","August","September","October","December"],"timeOfDay":"7 AM\u20137 AM","typicallyClearsBy":"8 AM"}},"forecast":{"covered":false,"public":false,"wording":"No fog forecast feed exists for this station. September typically brings about 6 hours of dense fog here (10-year average)."},"links":{"page":"https://fogatlas.org/fog/vtsy/","liveForecastApi":"https://fogatlas.org/api/forecast","liveObservationsApi":"https://fogatlas.org/api/metar?ids=VTSY","hourlyClimatologyDetail":"https://fogatlas.org/data/detail/VTSY.json","verification":"https://fogatlas.org/fog/scorecard/","methodology":"https://fogatlas.org/#methodology"}}