{"icao":"EPWA","name":"Warsaw Chopin Airport","lat":52.1657,"lon":20.9671,"country":"PL","tz":"Europe/Warsaw","updated":"2026-09-04T14:25Z","window":{"start":"2016-01-01","through":"2026-08-15"},"climatology":{"subCat1HoursPerYear":66,"bandDefinition":"visibility < ~800 m OR ceiling < 200 ft","fogSeasonPeakMonths":["October","November"],"monthlyHours":[9,6,3,1,0,0,1,1,3,16,14,14],"medianEventHours":2,"season":{"summary":"Fog season runs October through February, peaking in October; fog is mostly a midnight\u201310 AM phenomenon; typically thinning out by 1 PM; a typical event lasts about 2 hours (local time, 10-year average).","months":["January","February","October","November","December"],"timeOfDay":"midnight\u201310 AM","typicallyClearsBy":"1 PM"}},"forecast":{"covered":false,"public":false,"wording":"No fog forecast feed exists for this station. September typically brings about 3 hours of dense fog here (10-year average)."},"links":{"page":"https://fogatlas.org/fog/epwa/","liveForecastApi":"https://fogatlas.org/api/forecast","liveObservationsApi":"https://fogatlas.org/api/metar?ids=EPWA","hourlyClimatologyDetail":"https://fogatlas.org/data/detail/EPWA.json","verification":"https://fogatlas.org/fog/scorecard/","methodology":"https://fogatlas.org/#methodology"}}