{"schemaVersion":"WP-AIRPORT-WEATHER-1.0","airport":{"requestedCode":"LHR","iata":"LHR","icao":"EGLL","name":"London/Heathrow Intl, EN, GB","latitude":51.477,"longitude":-0.461,"elevationMeters":26},"freshness":"near-real-time","observedAt":"2026-09-18T10:20:00.000Z","retrievedAt":"2026-09-18T10:44:34.557Z","observationAgeMinutes":25,"current":{"flightCategory":"VFR","temperatureC":18,"dewpointC":8,"windDirectionDegrees":250,"windSpeedKnots":14,"windGustKnots":null,"visibilityStatuteMiles":"6+","altimeterHpa":1015,"weatherCode":null,"precipitationInches":null,"cloudCover":"CLR","clouds":[],"rawMetar":"METAR EGLL 181020Z AUTO 25014KT 220V280 9999 NCD 18/08 Q1015"},"forecast":{"issuedAt":"2026-09-18T05:00:00.000Z","validFrom":"2026-09-18T06:00:00.000Z","validTo":"2026-09-19T12:00:00.000Z","currentPeriod":{"from":"2026-09-18T06:00:00.000Z","to":"2026-09-19T12:00:00.000Z","change":null,"probabilityPercent":null,"windDirectionDegrees":250,"windSpeedKnots":10,"windGustKnots":null,"visibilityStatuteMiles":"6+","weatherCode":null,"clouds":[{"cover":"FEW","baseFeet":3500,"type":null}]},"rawTaf":"TAF EGLL 180500Z 1806/1912 25010KT 9999 FEW035 TEMPO 1814/1821 24016G26KT PROB30 TEMPO 1816/1821 9000 -RA PROB30 TEMPO 1821/1909 23015G25KT PROB30 TEMPO 1903/1907 BKN014 TEMPO 1909/1912 23015G25KT"},"availability":{"observation":{"status":"available","meaning":"A METAR observation receipt is available."},"forecast":{"status":"available","meaning":"A TAF forecast receipt is available."}},"receipts":{"observation":{"station":"EGLL","observedAt":"2026-09-18T10:20:00.000Z","receivedAt":"2026-09-18T10:24:16.563Z","retrievedAt":"2026-09-18T10:44:34.557Z","rawReportAvailable":true},"forecast":{"station":"EGLL","issuedAt":"2026-09-18T05:00:00.000Z","validFrom":"2026-09-18T06:00:00.000Z","validTo":"2026-09-19T12:00:00.000Z","retrievedAt":"2026-09-18T10:44:34.557Z","rawReportAvailable":true}},"interpretation":{"observed":["The current terminal weather observation comes directly from the Aviation Weather Center METAR feed."],"inferred":[],"unknown":["Weather conditions do not by themselves prove why a particular flight is delayed.","Airline operations, crew, maintenance, gate and aircraft-rotation data are not included in this weather feed."]},"source":{"name":"NOAA/NWS Aviation Weather Center","observationUrl":"https://aviationweather.gov/api/data/metar?ids=EGLL&format=json","forecastUrl":"https://aviationweather.gov/api/data/taf?ids=EGLL&format=json","documentationUrl":"https://aviationweather.gov/data/api/","cadence":"METAR observations commonly update hourly or when conditions change; TAF cadence varies by station."}}