{"icao":"KEEN","name":"Dillant Hopkins Airport","lat":42.8984,"lon":-72.2708,"country":"US","tz":"America/New_York","updated":"2026-09-04T14:25Z","window":{"start":"2016-01-01","through":"2026-08-15"},"climatology":{"subCat1HoursPerYear":231,"bandDefinition":"visibility < ~800 m OR ceiling < 200 ft","fogSeasonPeakMonths":["September","October"],"monthlyHours":[8,8,6,11,14,15,21,34,47,46,12,10],"medianEventHours":2,"season":{"summary":"Fog season runs May through November, peaking in September; fog is mostly a 2 AM\u20137 AM phenomenon; typically thinning out by 8 AM; a typical event lasts about 2 hours (local time, 10-year average).","months":["May","June","July","August","September","October","November"],"timeOfDay":"2 AM\u20137 AM","typicallyClearsBy":"8 AM"}},"forecast":{"covered":true,"public":true,"cycle":"2026-09-04T13:00:00Z","peakPct":45,"peakAtLocal":"2026-09-05T06:00:00-04:00","wording":"Some chance of fog: the calibrated forecast peaks at 45% (visibility under 1 mile) around 6 am Saturday."},"links":{"page":"https://fogatlas.org/fog/keen/","liveForecastApi":"https://fogatlas.org/api/forecast","liveObservationsApi":"https://fogatlas.org/api/metar?ids=KEEN","hourlyClimatologyDetail":"https://fogatlas.org/data/detail/KEEN.json","verification":"https://fogatlas.org/fog/scorecard/","methodology":"https://fogatlas.org/#methodology"}}