{"icao":"USNN","name":"Nizhnevartovsk Airport","lat":60.9493,"lon":76.4836,"country":"RU","tz":"Asia/Yekaterinburg","updated":"2026-09-04T14:25Z","window":{"start":"2016-01-01","through":"2026-08-15"},"climatology":{"subCat1HoursPerYear":50,"bandDefinition":"visibility < ~800 m OR ceiling < 200 ft","fogSeasonPeakMonths":["October","August"],"monthlyHours":[3,6,2,5,1,2,2,7,7,8,3,2],"medianEventHours":1,"season":{"summary":"Fog season runs June through April, peaking in October; fog is mostly a 2 AM\u20138 AM phenomenon; typically thinning out by 11 AM; a typical event lasts about 1 hour (local time, 10-year average).","months":["January","February","March","April","June","July","August","September","October","November","December"],"timeOfDay":"2 AM\u20138 AM","typicallyClearsBy":"11 AM"}},"forecast":{"covered":false,"public":false,"wording":"No fog forecast feed exists for this station. September typically brings about 7 hours of dense fog here (10-year average)."},"links":{"page":"https://fogatlas.org/fog/usnn/","liveForecastApi":"https://fogatlas.org/api/forecast","liveObservationsApi":"https://fogatlas.org/api/metar?ids=USNN","hourlyClimatologyDetail":"https://fogatlas.org/data/detail/USNN.json","verification":"https://fogatlas.org/fog/scorecard/","methodology":"https://fogatlas.org/#methodology"}}