{"icao":"KRVS","name":"Tulsa Riverside Airport","lat":36.0396,"lon":-95.9846,"country":"US","tz":"America/Chicago","updated":"2026-09-04T14:25Z","window":{"start":"2016-01-01","through":"2026-08-15"},"climatology":{"subCat1HoursPerYear":14,"bandDefinition":"visibility < ~800 m OR ceiling < 200 ft","fogSeasonPeakMonths":["December","January"],"monthlyHours":[3,2,1,0,0,0,0,0,1,0,1,5],"medianEventHours":2,"season":{"summary":"Fog season runs December through February, peaking in December; fog is mostly a 11 PM\u20138 AM phenomenon; typically thinning out by 10 AM; a typical event lasts about 2 hours (local time, 10-year average).","months":["January","February","December"],"timeOfDay":"11 PM\u20138 AM","typicallyClearsBy":"10 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/krvs/","liveForecastApi":"https://fogatlas.org/api/forecast","liveObservationsApi":"https://fogatlas.org/api/metar?ids=KRVS","hourlyClimatologyDetail":"https://fogatlas.org/data/detail/KRVS.json","verification":"https://fogatlas.org/fog/scorecard/","methodology":"https://fogatlas.org/#methodology"}}