{"city":"Greenville","region":"US-SC","country":"US","slug":"greenville-sc","updated":"2026-08-16T02:45Z","window":{"start":"2016-01-01","through":"2026-08-15"},"stations":[{"icao":"KGMU","name":"Greenville Downtown Airport","subCat1HoursPerYear":39,"forecast":"verifying"}],"primaryStation":"KGMU","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 2 hours of dense fog here."},"climatology":{"subCat1HoursPerYear":39,"fogSeasonPeakMonths":["December","January"],"medianEventHours":1,"season":{"summary":"Fog season runs November through March, peaking in December; fog is mostly a 2 AM\u20139 AM phenomenon; typically thinning out by 10 AM; a typical event lasts about 1 hour (local time, 10-year average).","months":["January","February","March","November","December"],"timeOfDay":"2 AM\u20139 AM","typicallyClearsBy":"10 AM"}},"links":{"page":"https://fogatlas.org/fog/city/greenville-sc/","stationPages":["https://fogatlas.org/fog/kgmu/"],"verification":"https://fogatlas.org/fog/scorecard/"}}