{"city":"Alpena","region":"US-MI","country":"US","slug":"alpena-mi","updated":"2026-08-16T02:45Z","window":{"start":"2016-01-01","through":"2026-08-15"},"stations":[{"icao":"KAPN","name":"Alpena County Regional Airport","subCat1HoursPerYear":60,"forecast":"verifying"}],"primaryStation":"KAPN","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 4 hours of dense fog here."},"climatology":{"subCat1HoursPerYear":60,"fogSeasonPeakMonths":["September","December"],"medianEventHours":1,"season":{"summary":"Fog season is January, February, March, April, May, August, September, October, December, peaking in September; fog is mostly a 1 AM\u20139 AM phenomenon; typically thinning out by 1 PM; a typical event lasts about 1 hour (local time, 10-year average).","months":["January","February","March","April","May","August","September","October","December"],"timeOfDay":"1 AM\u20139 AM","typicallyClearsBy":"1 PM"}},"links":{"page":"https://fogatlas.org/fog/city/alpena-mi/","stationPages":["https://fogatlas.org/fog/kapn/"],"verification":"https://fogatlas.org/fog/scorecard/"}}