{"icao":"KSDY","name":"Sidney - Richland Regional Airport","lat":47.7051,"lon":-104.1944,"country":"US","tz":"America/Denver","updated":"2026-09-04T14:25Z","window":{"start":"2016-01-01","through":"2026-08-15"},"climatology":{"subCat1HoursPerYear":25,"bandDefinition":"visibility < ~800 m OR ceiling < 200 ft","fogSeasonPeakMonths":["November","January"],"monthlyHours":[6,1,3,2,0,0,1,1,2,1,6,2],"medianEventHours":1,"season":{"summary":"Fog season is January, March, April, September, November, December, peaking in January; fog is mostly a 4 AM\u20138 AM phenomenon; typically thinning out by noon; a typical event lasts about 1 hour (local time, 10-year average).","months":["January","March","April","September","November","December"],"timeOfDay":"4 AM\u20138 AM","typicallyClearsBy":"noon"}},"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 2 hours of dense fog here."},"links":{"page":"https://fogatlas.org/fog/ksdy/","liveForecastApi":"https://fogatlas.org/api/forecast","liveObservationsApi":"https://fogatlas.org/api/metar?ids=KSDY","hourlyClimatologyDetail":"https://fogatlas.org/data/detail/KSDY.json","verification":"https://fogatlas.org/fog/scorecard/","methodology":"https://fogatlas.org/#methodology"}}