{"icao":"KPSC","name":"Tri Cities Airport","lat":46.2647,"lon":-119.119,"country":"US","tz":"America/Los_Angeles","updated":"2026-09-04T14:25Z","window":{"start":"2016-01-01","through":"2026-08-15"},"climatology":{"subCat1HoursPerYear":55,"bandDefinition":"visibility < ~800 m OR ceiling < 200 ft","fogSeasonPeakMonths":["January","November"],"monthlyHours":[17,5,1,0,0,0,0,0,1,1,16,15],"medianEventHours":2,"season":{"summary":"Fog season runs November through February, peaking in January; fog is mostly a 2 AM\u20139 AM phenomenon; typically thinning out by 11 AM; a typical event lasts about 2 hours (local time, 10-year average).","months":["January","February","November","December"],"timeOfDay":"2 AM\u20139 AM","typicallyClearsBy":"11 AM"}},"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 1 hour of dense fog here."},"links":{"page":"https://fogatlas.org/fog/kpsc/","liveForecastApi":"https://fogatlas.org/api/forecast","liveObservationsApi":"https://fogatlas.org/api/metar?ids=KPSC","hourlyClimatologyDetail":"https://fogatlas.org/data/detail/KPSC.json","verification":"https://fogatlas.org/fog/scorecard/","methodology":"https://fogatlas.org/#methodology"}}