{"icao":"OPST","name":"Sialkot International Airport","lat":32.5359,"lon":74.3646,"country":"PK","tz":"Asia/Karachi","updated":"2026-09-04T14:25Z","window":{"start":"2016-01-01","through":"2026-08-15"},"climatology":{"subCat1HoursPerYear":455,"bandDefinition":"visibility < ~800 m OR ceiling < 200 ft","fogSeasonPeakMonths":["January","December"],"monthlyHours":[222,43,2,0,0,0,0,0,0,1,34,143],"medianEventHours":4,"season":{"summary":"Fog season runs December through January, peaking in January; fog is mostly a midnight\u201310 AM phenomenon; typically thinning out by 1 PM; a typical event lasts about 4 hours (local time, 10-year average).","months":["January","December"],"timeOfDay":"midnight\u201310 AM","typicallyClearsBy":"1 PM"}},"forecast":{"covered":false,"public":false,"wording":"No fog forecast feed exists for this station. dense fog (visibility under a mile) is rare here in September (10-year average)."},"links":{"page":"https://fogatlas.org/fog/opst/","liveForecastApi":"https://fogatlas.org/api/forecast","liveObservationsApi":"https://fogatlas.org/api/metar?ids=OPST","hourlyClimatologyDetail":"https://fogatlas.org/data/detail/OPST.json","verification":"https://fogatlas.org/fog/scorecard/","methodology":"https://fogatlas.org/#methodology"}}