{"city":"Westfield","region":"US-MA","country":"US","slug":"westfield-ma","updated":"2026-08-16T02:45Z","window":{"start":"2016-01-01","through":"2026-08-15"},"stations":[{"icao":"KBAF","name":"Westfield-Barnes Regional Airport","subCat1HoursPerYear":69,"forecast":"live forecast"}],"primaryStation":"KBAF","forecast":{"covered":true,"public":true,"cycle":"2026-08-16T00:00:00Z","peakPct":4,"peakAtLocal":"2026-08-17T05:00:00-04:00","wording":"No, fog is unlikely in the next 36 hours \u2014 the calibrated forecast peaks at just 4%. August typically brings about 4 hours of dense fog here."},"climatology":{"subCat1HoursPerYear":69,"fogSeasonPeakMonths":["December","October"],"medianEventHours":1,"season":{"summary":"Fog season runs May through March, peaking in December; fog is mostly a 3 AM\u20137 AM phenomenon; typically thinning out by 10 AM; a typical event lasts about 1 hour (local time, 10-year average).","months":["January","February","March","May","June","July","August","September","October","November","December"],"timeOfDay":"3 AM\u20137 AM","typicallyClearsBy":"10 AM"}},"links":{"page":"https://fogatlas.org/fog/city/westfield-ma/","stationPages":["https://fogatlas.org/fog/kbaf/"],"verification":"https://fogatlas.org/fog/scorecard/"}}