{"icao":"KCWA","name":"Central Wisconsin Airport","lat":44.7774,"lon":-89.6702,"country":"US","tz":"America/Chicago","updated":"2026-09-04T14:25Z","window":{"start":"2016-01-01","through":"2026-08-15"},"climatology":{"subCat1HoursPerYear":121,"bandDefinition":"visibility < ~800 m OR ceiling < 200 ft","fogSeasonPeakMonths":["December","January"],"monthlyHours":[19,6,10,5,6,5,6,12,8,3,8,31],"medianEventHours":1,"season":{"summary":"Fog season is January, March, August, September, November, December, peaking in December; fog is mostly a 2 AM\u20138 AM phenomenon; typically thinning out by noon; a typical event lasts about 1 hour (local time, 10-year average).","months":["January","March","August","September","November","December"],"timeOfDay":"2 AM\u20138 AM","typicallyClearsBy":"noon"}},"forecast":{"covered":true,"public":true,"cycle":"2026-09-04T13:00:00Z","peakPct":18,"peakAtLocal":"2026-09-05T06:00:00-05:00","wording":"No, fog is unlikely in the next 36 hours \u2014 the calibrated forecast peaks at just 18%. September typically brings about 8 hours of dense fog here."},"links":{"page":"https://fogatlas.org/fog/kcwa/","liveForecastApi":"https://fogatlas.org/api/forecast","liveObservationsApi":"https://fogatlas.org/api/metar?ids=KCWA","hourlyClimatologyDetail":"https://fogatlas.org/data/detail/KCWA.json","verification":"https://fogatlas.org/fog/scorecard/","methodology":"https://fogatlas.org/#methodology"}}