{"icao":"VVVD","name":"Van Don International Airport","lat":21.1207,"lon":107.4154,"country":"VN","tz":"Asia/Bangkok","updated":"2026-09-04T14:25Z","window":{"start":"2016-01-01","through":"2026-08-15"},"climatology":{"subCat1HoursPerYear":35,"bandDefinition":"visibility < ~800 m OR ceiling < 200 ft","fogSeasonPeakMonths":["February","March"],"monthlyHours":[2,8,5,1,2,4,3,3,4,0,1,0],"medianEventHours":1,"season":{"summary":"Fog season is January, February, March, May, June, July, August, September, peaking in February; fog is mostly a 1 AM\u20134 AM phenomenon; typically thinning out by 8 AM; a typical event lasts about 1 hour (local time, 10-year average).","months":["January","February","March","May","June","July","August","September"],"timeOfDay":"1 AM\u20134 AM","typicallyClearsBy":"8 AM"}},"forecast":{"covered":false,"public":false,"wording":"No fog forecast feed exists for this station. September typically brings about 4 hours of dense fog here (10-year average)."},"links":{"page":"https://fogatlas.org/fog/vvvd/","liveForecastApi":"https://fogatlas.org/api/forecast","liveObservationsApi":"https://fogatlas.org/api/metar?ids=VVVD","hourlyClimatologyDetail":"https://fogatlas.org/data/detail/VVVD.json","verification":"https://fogatlas.org/fog/scorecard/","methodology":"https://fogatlas.org/#methodology"}}