{"icao":"CYWL","name":"Williams Lake Airport","lat":52.1831,"lon":-122.054,"country":"CA","tz":"America/Vancouver","updated":"2026-09-04T14:25Z","window":{"start":"2016-01-01","through":"2026-08-15"},"climatology":{"subCat1HoursPerYear":44,"bandDefinition":"visibility < ~800 m OR ceiling < 200 ft","fogSeasonPeakMonths":["December","November"],"monthlyHours":[3,3,2,2,0,2,3,2,5,5,7,12],"medianEventHours":1,"season":{"summary":"Fog season is January, February, July, September, October, November, December, peaking in December; fog is mostly a 6 AM\u201310 AM phenomenon; typically thinning out by noon; a typical event lasts about 1 hour (local time, 10-year average).","months":["January","February","July","September","October","November","December"],"timeOfDay":"6 AM\u201310 AM","typicallyClearsBy":"noon"}},"forecast":{"covered":true,"public":true,"cycle":"2026-09-04T13:00:00Z","peakPct":7,"peakAtLocal":"2026-09-05T07:00:00-07:00","wording":"No, fog is unlikely in the next 36 hours \u2014 the calibrated forecast peaks at just 7%. September typically brings about 5 hours of dense fog here."},"links":{"page":"https://fogatlas.org/fog/cywl/","liveForecastApi":"https://fogatlas.org/api/forecast","liveObservationsApi":"https://fogatlas.org/api/metar?ids=CYWL","hourlyClimatologyDetail":"https://fogatlas.org/data/detail/CYWL.json","verification":"https://fogatlas.org/fog/scorecard/","methodology":"https://fogatlas.org/#methodology"}}