{"city":"Charleston","region":"US-WV","country":"US","slug":"charleston-wv","updated":"2026-08-16T02:45Z","window":{"start":"2016-01-01","through":"2026-08-15"},"stations":[{"icao":"KCRW","name":"Yeager Airport","subCat1HoursPerYear":207,"forecast":"verifying"}],"primaryStation":"KCRW","forecast":{"covered":true,"public":false,"cycle":"2026-08-16T00:00:00Z","guidanceSignal":true,"wording":"NWS guidance shows a fog signal here in the next 48 hours. This station's calibrated percentages publish after live verification clears the accuracy bar. August typically brings about 34 hours of dense fog here."},"climatology":{"subCat1HoursPerYear":207,"fogSeasonPeakMonths":["September","August"],"medianEventHours":2,"season":{"summary":"Fog season runs May through November, peaking in September; fog is mostly a 2 AM\u20137 AM phenomenon; typically thinning out by 9 AM; a typical event lasts about 2 hours (local time, 10-year average).","months":["May","June","July","August","September","October","November"],"timeOfDay":"2 AM\u20137 AM","typicallyClearsBy":"9 AM"}},"links":{"page":"https://fogatlas.org/fog/city/charleston-wv/","stationPages":["https://fogatlas.org/fog/kcrw/"],"verification":"https://fogatlas.org/fog/scorecard/"}}