{"icao":"LBSF","name":"Sofia Airport","lat":42.6964,"lon":23.4177,"country":"BG","tz":"Europe/Sofia","updated":"2026-09-04T14:25Z","window":{"start":"2016-01-01","through":"2026-08-15"},"climatology":{"subCat1HoursPerYear":136,"bandDefinition":"visibility < ~800 m OR ceiling < 200 ft","fogSeasonPeakMonths":["January","December"],"monthlyHours":[41,7,3,2,4,2,0,0,4,6,31,39],"medianEventHours":2,"season":{"summary":"Fog season runs November through January, peaking in January; fog is mostly a 3 AM\u201310 AM phenomenon; typically thinning out by noon; a typical event lasts about 2 hours (local time, 10-year average).","months":["January","November","December"],"timeOfDay":"3 AM\u201310 AM","typicallyClearsBy":"noon"}},"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/lbsf/","liveForecastApi":"https://fogatlas.org/api/forecast","liveObservationsApi":"https://fogatlas.org/api/metar?ids=LBSF","hourlyClimatologyDetail":"https://fogatlas.org/data/detail/LBSF.json","verification":"https://fogatlas.org/fog/scorecard/","methodology":"https://fogatlas.org/#methodology"}}