{"icao":"ETNS","name":"Schleswig Air Base","lat":54.4593,"lon":9.5163,"country":"DE","tz":"Europe/Berlin","updated":"2026-09-04T14:25Z","window":{"start":"2016-01-01","through":"2026-08-15"},"climatology":{"subCat1HoursPerYear":329,"bandDefinition":"visibility < ~800 m OR ceiling < 200 ft","fogSeasonPeakMonths":["March","November"],"monthlyHours":[43,35,47,13,11,9,9,13,28,31,44,43],"medianEventHours":2,"season":{"summary":"Fog season runs August through April, peaking in March; fog is mostly a midnight\u20139 AM phenomenon; typically thinning out by noon; a typical event lasts about 2 hours (local time, 10-year average).","months":["January","February","March","April","August","September","October","November","December"],"timeOfDay":"midnight\u20139 AM","typicallyClearsBy":"noon"}},"forecast":{"covered":false,"public":false,"wording":"No fog forecast feed exists for this station. September typically brings about 28 hours of dense fog here (10-year average)."},"links":{"page":"https://fogatlas.org/fog/etns/","liveForecastApi":"https://fogatlas.org/api/forecast","liveObservationsApi":"https://fogatlas.org/api/metar?ids=ETNS","hourlyClimatologyDetail":"https://fogatlas.org/data/detail/ETNS.json","verification":"https://fogatlas.org/fog/scorecard/","methodology":"https://fogatlas.org/#methodology"}}