{"city":"Knoxville/Maryville","region":"US-TN","country":"US","slug":"knoxville-maryville-tn","updated":"2026-08-16T02:45Z","window":{"start":"2016-01-01","through":"2026-08-15"},"stations":[{"icao":"KTYS","name":"McGhee Tyson Airport","subCat1HoursPerYear":55,"forecast":"verifying"}],"primaryStation":"KTYS","forecast":{"covered":true,"public":false,"cycle":"2026-08-16T00:00:00Z","guidanceSignal":false,"wording":"No fog signal in NWS guidance for the next 48 hours. August typically brings about 3 hours of dense fog here."},"climatology":{"subCat1HoursPerYear":55,"fogSeasonPeakMonths":["January","December"],"medianEventHours":2,"season":{"summary":"Fog season is January, February, March, May, August, September, October, November, December, peaking in January; fog is mostly a 3 AM\u20138 AM phenomenon; typically thinning out by 10 AM; a typical event lasts about 2 hours (local time, 10-year average).","months":["January","February","March","May","August","September","October","November","December"],"timeOfDay":"3 AM\u20138 AM","typicallyClearsBy":"10 AM"}},"links":{"page":"https://fogatlas.org/fog/city/knoxville-maryville-tn/","stationPages":["https://fogatlas.org/fog/ktys/"],"verification":"https://fogatlas.org/fog/scorecard/"}}