{"icao":"KHOP","name":"Campbell Army Airfield (Fort Campbell)","lat":36.6742,"lon":-87.4897,"country":"US","tz":"America/Chicago","updated":"2026-09-04T14:25Z","window":{"start":"2016-01-01","through":"2026-08-15"},"climatology":{"subCat1HoursPerYear":20,"bandDefinition":"visibility < ~800 m OR ceiling < 200 ft","fogSeasonPeakMonths":["November","December"],"monthlyHours":[1,2,1,2,1,1,2,0,1,1,5,2],"medianEventHours":1,"season":{"summary":"Fog season is February, April, July, November, December, peaking in November; fog is mostly a 2 AM\u20137 AM phenomenon; typically thinning out by 9 AM; a typical event lasts about 1 hour (local time, 10-year average).","months":["February","April","July","November","December"],"timeOfDay":"2 AM\u20137 AM","typicallyClearsBy":"9 AM"}},"forecast":{"covered":true,"public":false,"cycle":"2026-09-04T13:00:00Z","guidanceSignal":false,"wording":"No fog signal in NWS guidance for the next 48 hours. September typically brings about 1 hour of dense fog here."},"links":{"page":"https://fogatlas.org/fog/khop/","liveForecastApi":"https://fogatlas.org/api/forecast","liveObservationsApi":"https://fogatlas.org/api/metar?ids=KHOP","hourlyClimatologyDetail":"https://fogatlas.org/data/detail/KHOP.json","verification":"https://fogatlas.org/fog/scorecard/","methodology":"https://fogatlas.org/#methodology"}}