{"icao":"EGVN","name":"RAF Brize Norton","lat":51.75,"lon":-1.5836,"country":"GB","tz":"Europe/London","updated":"2026-09-04T14:25Z","window":{"start":"2016-01-01","through":"2026-08-15"},"climatology":{"subCat1HoursPerYear":135,"bandDefinition":"visibility < ~800 m OR ceiling < 200 ft","fogSeasonPeakMonths":["December","January"],"monthlyHours":[24,11,11,2,4,2,2,3,6,14,16,43],"medianEventHours":2,"season":{"summary":"Fog season runs October through March, peaking in December; fog is mostly a midnight\u20139 AM phenomenon; typically thinning out by 11 AM; a typical event lasts about 2 hours (local time, 10-year average).","months":["January","February","March","October","November","December"],"timeOfDay":"midnight\u20139 AM","typicallyClearsBy":"11 AM"}},"forecast":{"covered":false,"public":false,"wording":"No fog forecast feed exists for this station. September typically brings about 6 hours of dense fog here (10-year average)."},"links":{"page":"https://fogatlas.org/fog/egvn/","liveForecastApi":"https://fogatlas.org/api/forecast","liveObservationsApi":"https://fogatlas.org/api/metar?ids=EGVN","hourlyClimatologyDetail":"https://fogatlas.org/data/detail/EGVN.json","verification":"https://fogatlas.org/fog/scorecard/","methodology":"https://fogatlas.org/#methodology"}}