{"icao":"KRWI","name":"Rocky Mount Wilson Regional Airport","lat":35.8563,"lon":-77.8919,"country":"US","tz":"America/New_York","updated":"2026-09-04T14:25Z","window":{"start":"2016-01-01","through":"2026-08-15"},"climatology":{"subCat1HoursPerYear":62,"bandDefinition":"visibility < ~800 m OR ceiling < 200 ft","fogSeasonPeakMonths":["October","September"],"monthlyHours":[5,5,4,3,3,2,2,5,9,13,6,7],"medianEventHours":1,"season":{"summary":"Fog season runs August through March, peaking in October; fog is mostly a 2 AM\u20137 AM phenomenon; typically thinning out by 9 AM; a typical event lasts about 1 hour (local time, 10-year average).","months":["January","February","March","August","September","October","November","December"],"timeOfDay":"2 AM\u20137 AM","typicallyClearsBy":"9 AM"}},"forecast":{"covered":true,"public":true,"cycle":"2026-09-04T13:00:00Z","peakPct":1,"peakAtLocal":"2026-09-05T01:00:00-04:00","wording":"No, fog is unlikely in the next 36 hours \u2014 the calibrated forecast peaks at just 1%. September typically brings about 9 hours of dense fog here."},"links":{"page":"https://fogatlas.org/fog/krwi/","liveForecastApi":"https://fogatlas.org/api/forecast","liveObservationsApi":"https://fogatlas.org/api/metar?ids=KRWI","hourlyClimatologyDetail":"https://fogatlas.org/data/detail/KRWI.json","verification":"https://fogatlas.org/fog/scorecard/","methodology":"https://fogatlas.org/#methodology"}}