{"icao":"CYND","name":"Ottawa / Gatineau Airport","lat":45.5217,"lon":-75.5636,"country":"CA","tz":"America/Toronto","updated":"2026-09-04T14:25Z","window":{"start":"2016-01-01","through":"2026-08-15"},"climatology":{"subCat1HoursPerYear":25,"bandDefinition":"visibility < ~800 m OR ceiling < 200 ft","fogSeasonPeakMonths":["October","November"],"monthlyHours":[1,2,1,1,0,0,0,1,2,3,3,2],"medianEventHours":1,"season":{"summary":"Fog season is February, September, October, November, December, peaking in October; fog is mostly a 7 AM\u20139 AM phenomenon; typically thinning out by 11 AM; a typical event lasts about 1 hour (local time, 10-year average).","months":["February","September","October","November","December"],"timeOfDay":"7 AM\u20139 AM","typicallyClearsBy":"11 AM"}},"forecast":{"covered":true,"public":false,"cycle":"2026-09-04T13:00:00Z","guidanceSignal":false,"wording":"No fog signal in NWS guidance for the next 48 hours. September typically brings about 2 hours of dense fog here."},"links":{"page":"https://fogatlas.org/fog/cynd/","liveForecastApi":"https://fogatlas.org/api/forecast","liveObservationsApi":"https://fogatlas.org/api/metar?ids=CYND","hourlyClimatologyDetail":"https://fogatlas.org/data/detail/CYND.json","verification":"https://fogatlas.org/fog/scorecard/","methodology":"https://fogatlas.org/#methodology"}}