{"icao":"KKLS","name":"Southwest Washington Regional Airport","lat":46.118,"lon":-122.898,"country":"US","tz":"America/Los_Angeles","updated":"2026-09-04T14:25Z","window":{"start":"2016-01-01","through":"2026-08-15"},"climatology":{"subCat1HoursPerYear":66,"bandDefinition":"visibility < ~800 m OR ceiling < 200 ft","fogSeasonPeakMonths":["November","December"],"monthlyHours":[9,9,5,1,0,0,0,0,2,9,15,13],"medianEventHours":1,"season":{"summary":"Fog season runs October through March, peaking in November; fog is mostly a 2 AM\u20138 AM phenomenon; typically thinning out by 10 AM; a typical event lasts about 1 hour (local time, 10-year average).","months":["January","February","March","October","November","December"],"timeOfDay":"2 AM\u20138 AM","typicallyClearsBy":"10 AM"}},"forecast":{"covered":true,"public":false,"cycle":"2026-09-04T13:00:00Z","guidanceSignal":false,"wording":"No fog signal in NWS guidance for the next 48 hours. September typically brings about 2 hours of dense fog here."},"links":{"page":"https://fogatlas.org/fog/kkls/","liveForecastApi":"https://fogatlas.org/api/forecast","liveObservationsApi":"https://fogatlas.org/api/metar?ids=KKLS","hourlyClimatologyDetail":"https://fogatlas.org/data/detail/KKLS.json","verification":"https://fogatlas.org/fog/scorecard/","methodology":"https://fogatlas.org/#methodology"}}