{"city":"Washington","region":"US-DC","country":"US","slug":"washington-dc","updated":"2026-08-16T02:45Z","window":{"start":"2016-01-01","through":"2026-08-15"},"stations":[{"icao":"KDCA","name":"Ronald Reagan Washington National Airport","subCat1HoursPerYear":13,"forecast":"verifying"}],"primaryStation":"KDCA","forecast":{"covered":true,"public":false,"cycle":"2026-08-16T00:00:00Z","guidanceSignal":false,"wording":"No fog signal in NWS guidance for the next 48 hours. dense fog (visibility under a mile) is rare here in August."},"climatology":{"subCat1HoursPerYear":13,"fogSeasonPeakMonths":["January","December"],"medianEventHours":1,"season":{"summary":"Fog season runs December through February, peaking in January; fog is mostly a midnight\u20133 AM phenomenon; typically thinning out by 10 AM; a typical event lasts about 1 hour (local time, 10-year average).","months":["January","February","December"],"timeOfDay":"midnight\u20133 AM","typicallyClearsBy":"10 AM"}},"links":{"page":"https://fogatlas.org/fog/city/washington-dc/","stationPages":["https://fogatlas.org/fog/kdca/"],"verification":"https://fogatlas.org/fog/scorecard/"}}