{"icao":"CYMX","name":"Montreal Mirabel International Airport","lat":45.6795,"lon":-74.0387,"country":"CA","tz":"America/Toronto","updated":"2026-09-04T14:25Z","window":{"start":"2016-01-01","through":"2026-08-15"},"climatology":{"subCat1HoursPerYear":32,"bandDefinition":"visibility < ~800 m OR ceiling < 200 ft","fogSeasonPeakMonths":["November","December"],"monthlyHours":[3,2,3,2,1,1,0,2,3,5,6,5],"medianEventHours":1,"season":{"summary":"Fog season runs August through April, peaking in November; fog is mostly a 3 AM\u201310 AM phenomenon; typically thinning out by 3 PM; a typical event lasts about 1 hour (local time, 10-year average).","months":["January","February","March","April","August","September","October","November","December"],"timeOfDay":"3 AM\u201310 AM","typicallyClearsBy":"3 PM"}},"forecast":{"covered":true,"public":true,"cycle":"2026-09-04T13:00:00Z","peakPct":3,"peakAtLocal":"2026-09-05T06:00:00-04:00","wording":"No, fog is unlikely in the next 36 hours \u2014 the calibrated forecast peaks at just 3%. September typically brings about 3 hours of dense fog here."},"links":{"page":"https://fogatlas.org/fog/cymx/","liveForecastApi":"https://fogatlas.org/api/forecast","liveObservationsApi":"https://fogatlas.org/api/metar?ids=CYMX","hourlyClimatologyDetail":"https://fogatlas.org/data/detail/CYMX.json","verification":"https://fogatlas.org/fog/scorecard/","methodology":"https://fogatlas.org/#methodology"}}