{"icao":"KNFG","name":"Camp Pendleton MCAS (Munn Field) Airport","lat":33.3013,"lon":-117.355,"country":"US","tz":"America/Los_Angeles","updated":"2026-09-04T14:25Z","window":{"start":"2016-01-01","through":"2026-08-15"},"climatology":{"subCat1HoursPerYear":53,"bandDefinition":"visibility < ~800 m OR ceiling < 200 ft","fogSeasonPeakMonths":["November","December"],"monthlyHours":[8,4,6,5,1,2,1,2,3,5,8,8],"medianEventHours":1,"season":{"summary":"Fog season is January, February, March, April, June, August, September, October, November, December, peaking in January; fog is mostly a 1 AM\u20137 AM phenomenon; typically thinning out by 8 AM; a typical event lasts about 1 hour (local time, 10-year average).","months":["January","February","March","April","June","August","September","October","November","December"],"timeOfDay":"1 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 3 hours of dense fog here."},"links":{"page":"https://fogatlas.org/fog/knfg/","liveForecastApi":"https://fogatlas.org/api/forecast","liveObservationsApi":"https://fogatlas.org/api/metar?ids=KNFG","hourlyClimatologyDetail":"https://fogatlas.org/data/detail/KNFG.json","verification":"https://fogatlas.org/fog/scorecard/","methodology":"https://fogatlas.org/#methodology"}}