{"city":"Sioux City","region":"US-IA","country":"US","slug":"sioux-city-ia","updated":"2026-08-16T02:45Z","window":{"start":"2016-01-01","through":"2026-08-15"},"stations":[{"icao":"KSUX","name":"Sioux Gateway Airport / Brigadier General Bud Day Field","subCat1HoursPerYear":49,"forecast":"live forecast"}],"primaryStation":"KSUX","forecast":{"covered":true,"public":true,"cycle":"2026-08-16T00:00:00Z","peakPct":6,"peakAtLocal":"2026-08-17T04:00:00-05:00","wording":"No, fog is unlikely in the next 36 hours \u2014 the calibrated forecast peaks at just 6%. August typically brings about 6 hours of dense fog here."},"climatology":{"subCat1HoursPerYear":49,"fogSeasonPeakMonths":["December","January"],"medianEventHours":1,"season":{"summary":"Fog season is January, February, March, July, August, October, December, peaking in December; fog is mostly a 2 AM\u20139 AM phenomenon; typically thinning out by 11 AM; a typical event lasts about 1 hour (local time, 10-year average).","months":["January","February","March","July","August","October","December"],"timeOfDay":"2 AM\u20139 AM","typicallyClearsBy":"11 AM"}},"links":{"page":"https://fogatlas.org/fog/city/sioux-city-ia/","stationPages":["https://fogatlas.org/fog/ksux/"],"verification":"https://fogatlas.org/fog/scorecard/"}}