{"icao":"LIRM","name":"Grazzanise Air Base","lat":41.0608,"lon":14.0819,"country":"IT","tz":"Europe/Rome","updated":"2026-09-04T14:25Z","window":{"start":"2016-01-01","through":"2026-08-15"},"climatology":{"subCat1HoursPerYear":65,"bandDefinition":"visibility < ~800 m OR ceiling < 200 ft","fogSeasonPeakMonths":["February","January"],"monthlyHours":[13,14,6,9,4,1,1,1,0,5,5,7],"medianEventHours":2,"season":{"summary":"Fog season runs October through May, peaking in February; fog is mostly a 10 PM\u20137 AM phenomenon; typically thinning out by 9 AM; a typical event lasts about 2 hours (local time, 10-year average).","months":["January","February","March","April","May","October","November","December"],"timeOfDay":"10 PM\u20137 AM","typicallyClearsBy":"9 AM"}},"forecast":{"covered":false,"public":false,"wording":"No fog forecast feed exists for this station. dense fog (visibility under a mile) is rare here in September (10-year average)."},"links":{"page":"https://fogatlas.org/fog/lirm/","liveForecastApi":"https://fogatlas.org/api/forecast","liveObservationsApi":"https://fogatlas.org/api/metar?ids=LIRM","hourlyClimatologyDetail":"https://fogatlas.org/data/detail/LIRM.json","verification":"https://fogatlas.org/fog/scorecard/","methodology":"https://fogatlas.org/#methodology"}}