{"city":"Calgary","region":"CA-AB","country":"CA","slug":"calgary-ab","updated":"2026-08-16T02:45Z","window":{"start":"2016-01-01","through":"2026-08-15"},"stations":[{"icao":"CYYC","name":"Calgary International Airport","subCat1HoursPerYear":51,"forecast":"verifying"},{"icao":"CYBW","name":"Calgary / Springbank Airport","subCat1HoursPerYear":100,"forecast":"verifying"}],"primaryStation":"CYYC","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. dense fog (visibility under a mile) is rare here in August."},"climatology":{"subCat1HoursPerYear":51,"fogSeasonPeakMonths":["January","March"],"medianEventHours":2,"season":{"summary":"Fog season runs October through April, peaking in January; fog is mostly a 6 AM\u201311 AM phenomenon; typically thinning out by 3 PM; a typical event lasts about 2 hours (local time, 10-year average).","months":["January","February","March","April","October","November","December"],"timeOfDay":"6 AM\u201311 AM","typicallyClearsBy":"3 PM"}},"links":{"page":"https://fogatlas.org/fog/city/calgary-ab/","stationPages":["https://fogatlas.org/fog/cyyc/","https://fogatlas.org/fog/cybw/"],"verification":"https://fogatlas.org/fog/scorecard/"}}