{"city":"Grand Forks","region":"US-ND","country":"US","slug":"grand-forks-nd","updated":"2026-08-16T02:45Z","window":{"start":"2016-01-01","through":"2026-08-15"},"stations":[{"icao":"KGFK","name":"Grand Forks International Airport","subCat1HoursPerYear":66,"forecast":"live forecast"},{"icao":"KRDR","name":"Grand Forks Air Force Base","subCat1HoursPerYear":49,"forecast":"live forecast"}],"primaryStation":"KGFK","forecast":{"covered":true,"public":true,"cycle":"2026-08-16T00:00:00Z","peakPct":6,"peakAtLocal":"2026-08-16T06:00:00-05:00","wording":"No, fog is unlikely in the next 36 hours \u2014 the calibrated forecast peaks at just 6%. August typically brings about 5 hours of dense fog here."},"climatology":{"subCat1HoursPerYear":66,"fogSeasonPeakMonths":["December","February"],"medianEventHours":2,"season":{"summary":"Fog season is January, February, March, April, August, November, December, peaking in December; fog is mostly a 4 AM\u201311 AM phenomenon; a typical event lasts about 2 hours (local time, 10-year average).","months":["January","February","March","April","August","November","December"],"timeOfDay":"4 AM\u201311 AM","typicallyClearsBy":null}},"links":{"page":"https://fogatlas.org/fog/city/grand-forks-nd/","stationPages":["https://fogatlas.org/fog/kgfk/","https://fogatlas.org/fog/krdr/"],"verification":"https://fogatlas.org/fog/scorecard/"}}