{"icao":"KHHR","name":"Jack Northrop Field Hawthorne Municipal Airport","lat":33.9228,"lon":-118.335,"country":"US","tz":"America/Los_Angeles","updated":"2026-09-04T14:25Z","window":{"start":"2016-01-01","through":"2026-08-15"},"climatology":{"subCat1HoursPerYear":31,"bandDefinition":"visibility < ~800 m OR ceiling < 200 ft","fogSeasonPeakMonths":["December","November"],"monthlyHours":[4,5,3,0,0,0,0,1,1,4,7,8],"medianEventHours":2,"season":{"summary":"Fog season runs October through March, peaking in December; 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":["January","February","March","October","November","December"],"timeOfDay":"2 AM\u20137 AM","typicallyClearsBy":"8 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 1 hour of dense fog here."},"links":{"page":"https://fogatlas.org/fog/khhr/","liveForecastApi":"https://fogatlas.org/api/forecast","liveObservationsApi":"https://fogatlas.org/api/metar?ids=KHHR","hourlyClimatologyDetail":"https://fogatlas.org/data/detail/KHHR.json","verification":"https://fogatlas.org/fog/scorecard/","methodology":"https://fogatlas.org/#methodology"}}