{"icao":"KCPR","name":"Casper-Natrona County International Airport","lat":42.9074,"lon":-106.4616,"country":"US","tz":"America/Denver","updated":"2026-09-04T14:25Z","window":{"start":"2016-01-01","through":"2026-08-15"},"climatology":{"subCat1HoursPerYear":24,"bandDefinition":"visibility < ~800 m OR ceiling < 200 ft","fogSeasonPeakMonths":["February","March"],"monthlyHours":[1,4,4,3,2,0,0,0,2,2,2,2],"medianEventHours":1,"season":{"summary":"Fog season is February, March, April, May, September, October, November, December, peaking in February; fog is mostly a 4 AM\u20139 AM phenomenon; typically thinning out by 3 PM; a typical event lasts about 1 hour (local time, 10-year average).","months":["February","March","April","May","September","October","November","December"],"timeOfDay":"4 AM\u20139 AM","typicallyClearsBy":"3 PM"}},"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/kcpr/","liveForecastApi":"https://fogatlas.org/api/forecast","liveObservationsApi":"https://fogatlas.org/api/metar?ids=KCPR","hourlyClimatologyDetail":"https://fogatlas.org/data/detail/KCPR.json","verification":"https://fogatlas.org/fog/scorecard/","methodology":"https://fogatlas.org/#methodology"}}