{"icao":"RJTL","name":"JMSDF Shimofusa Air Base","lat":35.7989,"lon":140.011,"country":"JP","tz":"Asia/Tokyo","updated":"2026-09-04T14:25Z","window":{"start":"2016-01-01","through":"2026-08-15"},"climatology":{"subCat1HoursPerYear":91,"bandDefinition":"visibility < ~800 m OR ceiling < 200 ft","fogSeasonPeakMonths":["November","February"],"monthlyHours":[0,23,8,8,0,0,6,0,3,8,27,5],"medianEventHours":1,"season":{"summary":"Fog season is February, March, April, October, November, peaking in November; fog is mostly a 2 AM\u20132 AM phenomenon; typically thinning out by 3 AM; a typical event lasts about 1 hour (local time, 10-year average).","months":["February","March","April","October","November"],"timeOfDay":"2 AM\u20132 AM","typicallyClearsBy":"3 AM"}},"forecast":{"covered":false,"public":false,"wording":"No fog forecast feed exists for this station. September typically brings about 3 hours of dense fog here (10-year average)."},"links":{"page":"https://fogatlas.org/fog/rjtl/","liveForecastApi":"https://fogatlas.org/api/forecast","liveObservationsApi":"https://fogatlas.org/api/metar?ids=RJTL","hourlyClimatologyDetail":"https://fogatlas.org/data/detail/RJTL.json","verification":"https://fogatlas.org/fog/scorecard/","methodology":"https://fogatlas.org/#methodology"}}