{"station":{"icao":"VVNB","city":{"slug":"hanoi","name":"Hanoi","country":"Vietnam"},"timezone":"Asia/Bangkok","lat":21.03,"lon":105.85,"us":false,"html":"https://weathermarket.io/station/VVNB","json":"https://weathermarket.io/api/station/VVNB","nwsCli":null},"date":"2026-11-05","window":{"date":"2026-11-05","timezone":"Asia/Bangkok","dayStartUtc":"2026-11-04T17:00:00.000Z","dayEndUtc":"2026-11-05T17:00:00.000Z","utcOffsetStart":"+07:00","utcOffsetEnd":"+07:00","hours":24},"complete":true,"values":{"tmax":31,"tmaxAt":"2026-11-05T03:00:00.000Z","tmin":25,"tminAt":"2026-11-05T15:00:00.000Z","tavg":27.4,"humidityMean":87.6,"windMean":2.8,"windMax":5.7,"windMaxAt":"2026-11-05T09:00:00.000Z","precipObservedCount":3,"nObservations":48,"maxGapMinutes":30,"units":{"temperature":"°C","wind":"m/s","humidity":"%"},"source":"Extremes over the METAR observations listed in this record (hourly plus special reports) - the same record values.metarDerived carries in /api/station/{icao}/daily"},"extremes":{"tmax":{"obsTimeUtc":"2026-11-05T03:00:00.000Z","obsTimeLocal":"2026-11-05T10:00:00+07:00","metarType":"METAR","raw":"METAR VVNB 050300Z VRB02KT 9999 BKN017 FEW030TCU 31/25 Q1016 NOSIG","temp":31,"dewpoint":25,"humidity":70,"wind":1,"precipObserved":false,"correctedAt":null,"originalRaw":null},"tmin":{"obsTimeUtc":"2026-11-05T15:00:00.000Z","obsTimeLocal":"2026-11-05T22:00:00+07:00","metarType":"METAR","raw":"METAR VVNB 051500Z 09004KT 6000 FEW008 25/25 Q1016 NOSIG","temp":25,"dewpoint":25,"humidity":100,"wind":2.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},"windMax":{"obsTimeUtc":"2026-11-05T09:00:00.000Z","obsTimeLocal":"2026-11-05T16:00:00+07:00","metarType":"METAR","raw":"METAR VVNB 050900Z 13011KT 9999 FEW023 SCT046 29/24 Q1012 NOSIG","temp":29,"dewpoint":24,"humidity":74,"wind":5.7,"precipObserved":false,"correctedAt":null,"originalRaw":null}},"finality":{"status":"final","finalAt":"2026-11-05T20:00:00.000Z","settleable":true,"coverage":{"ok":true,"maxGapMinutes":30,"normalIntervalMin":30,"thresholdMinutes":60},"reasons":[],"holdHours":3},"revision":"cb76d9e9ca2d0239","lastChangedAt":"2026-11-05T16:36:50.541Z","corrections":[],"anchor":{"contract":"0x2B59812947B48B5988FaA805a9514a5162415091","chainId":14,"record":"https://weathermarket.io/api/station/VVNB/2026-11-05?format=record","status":"anchored","sha256":"6790f7c26f2fab3538affeebdbfb944273970fef47b0320e3f643bb341fcebfc","revision":"cb76d9e9ca2d0239","flareTxHash":"0x2e2e367507991389868cdde9b35241df60ea7ea40f0eb0f91c28252a5808788f","flareBlock":73829812,"anchoredAt":"2026-11-05T20:01:48.089Z","explorer":"https://flare-explorer.flare.network/tx/0x2e2e367507991389868cdde9b35241df60ea7ea40f0eb0f91c28252a5808788f","matchesCurrent":true,"note":"GET the record bytes, SHA-256 them, and call SnapshotAnchor.isAnchored(sha256) on Flare - the anchored record is the one to settle on"},"qc":{"summary":{"good":48,"suspect":0,"bad":0,"flagged":[]},"extremes":{"tmax":{"obsTimeUtc":"2026-11-05T03:00:00.000Z","flag":"good","reasons":[]},"tmin":{"obsTimeUtc":"2026-11-05T15:00:00.000Z","flag":"good","reasons":[]},"anyFlagged":false},"excludingBad":{"tmax":31,"tmin":25,"differsFromRecord":false},"note":"Flags are attached beside the anchored record and are not part of its bytes; the record's extremes are unchanged. A suspect extreme is usable but worth checking against the raw text (extremes.*.reasons); a bad report is physically impossible and excludingBad shows the extremes without it."},"official":null,"observations":[{"obsTimeUtc":"2026-11-04T17:00:00.000Z","obsTimeLocal":"2026-11-05T00:00:00+07:00","metarType":"METAR","raw":"METAR VVNB 041700Z 10006KT 9999 FEW014 OVC075 27/25 Q1015 NOSIG","temp":27,"dewpoint":25,"humidity":89,"wind":3.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-04T17:30:00.000Z","obsTimeLocal":"2026-11-05T00:30:00+07:00","metarType":"METAR","raw":"METAR VVNB 041730Z 10006KT 080V150 CAVOK 27/25 Q1014 NOSIG","temp":27,"dewpoint":25,"humidity":89,"wind":3.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-04T18:00:00.000Z","obsTimeLocal":"2026-11-05T01:00:00+07:00","metarType":"METAR","raw":"METAR VVNB 041800Z 10006KT 9999 FEW013 OVC079 27/25 Q1014 NOSIG","temp":27,"dewpoint":25,"humidity":89,"wind":3.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-04T18:30:00.000Z","obsTimeLocal":"2026-11-05T01:30:00+07:00","metarType":"METAR","raw":"METAR VVNB 041830Z 09005KT 9999 FEW011 OVC079 26/25 Q1014 NOSIG","temp":26,"dewpoint":25,"humidity":94,"wind":2.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-04T19:00:00.000Z","obsTimeLocal":"2026-11-05T02:00:00+07:00","metarType":"METAR","raw":"METAR VVNB 041900Z 08005KT CAVOK 26/25 Q1013 NOSIG","temp":26,"dewpoint":25,"humidity":94,"wind":2.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-04T19:30:00.000Z","obsTimeLocal":"2026-11-05T02:30:00+07:00","metarType":"METAR","raw":"METAR VVNB 041930Z 07004KT 9999 FEW010 OVC083 26/25 Q1013 NOSIG","temp":26,"dewpoint":25,"humidity":94,"wind":2.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-04T20:00:00.000Z","obsTimeLocal":"2026-11-05T03:00:00+07:00","metarType":"METAR","raw":"METAR VVNB 042000Z 08006KT 9999 FEW011 OVC087 26/25 Q1013 NOSIG","temp":26,"dewpoint":25,"humidity":94,"wind":3.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-04T20:30:00.000Z","obsTimeLocal":"2026-11-05T03:30:00+07:00","metarType":"METAR","raw":"METAR VVNB 042030Z 08003KT 9999 BKN010 BKN012 BKN089 26/26 Q1013 NOSIG","temp":26,"dewpoint":26,"humidity":100,"wind":1.5,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-04T21:00:00.000Z","obsTimeLocal":"2026-11-05T04:00:00+07:00","metarType":"METAR","raw":"METAR VVNB 042100Z 08005KT 9999 SCT010 BKN013 BKN091 26/25 Q1013 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SHRA","temp":31,"dewpoint":25,"humidity":70,"wind":2.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-05T06:30:00.000Z","obsTimeLocal":"2026-11-05T13:30:00+07:00","metarType":"METAR","raw":"METAR VVNB 050630Z 12010KT 080V150 9999 FEW022 SCT030CB BKN036 29/25 Q1013 TEMPO 2500 +TSRA","temp":29,"dewpoint":25,"humidity":79,"wind":5.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-05T07:00:00.000Z","obsTimeLocal":"2026-11-05T14:00:00+07:00","metarType":"METAR","raw":"METAR VVNB 050700Z 13009KT 100V160 7000 SHRA SCT022 FEW030CB BKN035 27/26 Q1013 TEMPO TL0730 3500 SHRA","temp":27,"dewpoint":26,"humidity":94,"wind":4.6,"precipObserved":true,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-05T07:30:00.000Z","obsTimeLocal":"2026-11-05T14:30:00+07:00","metarType":"METAR","raw":"METAR VVNB 050730Z 12007KT 100V160 9999 -RA FEW031 BKN037 BKN054 29/27 Q1012 NOSIG","temp":29,"dewpoint":27,"humidity":89,"wind":3.6,"precipObserved":true,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-05T08:00:00.000Z","obsTimeLocal":"2026-11-05T15:00:00+07:00","metarType":"METAR","raw":"METAR VVNB 050800Z 13010KT 9999 FEW032 29/25 Q1012 NOSIG","temp":29,"dewpoint":25,"humidity":79,"wind":5.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-05T08:30:00.000Z","obsTimeLocal":"2026-11-05T15:30:00+07:00","metarType":"METAR","raw":"METAR VVNB 050830Z 10009KT 9999 FEW030CB 30/25 Q1012 NOSIG","temp":30,"dewpoint":25,"humidity":75,"wind":4.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-05T09:00:00.000Z","obsTimeLocal":"2026-11-05T16:00:00+07:00","metarType":"METAR","raw":"METAR VVNB 050900Z 13011KT 9999 FEW023 SCT046 29/24 Q1012 NOSIG","temp":29,"dewpoint":24,"humidity":74,"wind":5.7,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-05T09:30:00.000Z","obsTimeLocal":"2026-11-05T16:30:00+07:00","metarType":"METAR","raw":"METAR VVNB 050930Z 11009KT CAVOK 28/24 Q1012 NOSIG","temp":28,"dewpoint":24,"humidity":79,"wind":4.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-05T10:00:00.000Z","obsTimeLocal":"2026-11-05T17:00:00+07:00","metarType":"METAR","raw":"METAR VVNB 051000Z 11009KT CAVOK 28/25 Q1012 NOSIG","temp":28,"dewpoint":25,"humidity":84,"wind":4.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-05T10:30:00.000Z","obsTimeLocal":"2026-11-05T17:30:00+07:00","metarType":"METAR","raw":"METAR VVNB 051030Z 11009KT CAVOK 27/25 Q1013 NOSIG","temp":27,"dewpoint":25,"humidity":89,"wind":4.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-05T11:00:00.000Z","obsTimeLocal":"2026-11-05T18:00:00+07:00","metarType":"METAR","raw":"METAR VVNB 051100Z 10006KT 070V130 9999 FEW014 SCT056 27/25 Q1013 NOSIG","temp":27,"dewpoint":25,"humidity":89,"wind":3.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-05T11:30:00.000Z","obsTimeLocal":"2026-11-05T18:30:00+07:00","metarType":"METAR","raw":"METAR VVNB 051130Z 09006KT 9999 FEW015 26/25 Q1014 NOSIG","temp":26,"dewpoint":25,"humidity":94,"wind":3.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-05T12:00:00.000Z","obsTimeLocal":"2026-11-05T19:00:00+07:00","metarType":"METAR","raw":"METAR VVNB 051200Z 11007KT CAVOK 26/25 Q1014 NOSIG","temp":26,"dewpoint":25,"humidity":94,"wind":3.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-05T12:30:00.000Z","obsTimeLocal":"2026-11-05T19:30:00+07:00","metarType":"METAR","raw":"METAR VVNB 051230Z 11007KT 9999 FEW013 26/25 Q1015 NOSIG","temp":26,"dewpoint":25,"humidity":94,"wind":3.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-05T13:00:00.000Z","obsTimeLocal":"2026-11-05T20:00:00+07:00","metarType":"METAR","raw":"METAR VVNB 051300Z 10006KT 060V120 9999 FEW012 26/25 Q1015 NOSIG","temp":26,"dewpoint":25,"humidity":94,"wind":3.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-05T13:30:00.000Z","obsTimeLocal":"2026-11-05T20:30:00+07:00","metarType":"METAR","raw":"METAR VVNB 051330Z 09005KT 060V120 7000 NSC 26/25 Q1015 NOSIG","temp":26,"dewpoint":25,"humidity":94,"wind":2.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-05T14:00:00.000Z","obsTimeLocal":"2026-11-05T21:00:00+07:00","metarType":"METAR","raw":"METAR VVNB 051400Z 09004KT 8000 NSC 26/25 Q1016 NOSIG","temp":26,"dewpoint":25,"humidity":94,"wind":2.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-05T14:30:00.000Z","obsTimeLocal":"2026-11-05T21:30:00+07:00","metarType":"METAR","raw":"METAR VVNB 051430Z 10006KT 8000 NSC 26/25 Q1016 NOSIG","temp":26,"dewpoint":25,"humidity":94,"wind":3.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-05T15:00:00.000Z","obsTimeLocal":"2026-11-05T22:00:00+07:00","metarType":"METAR","raw":"METAR VVNB 051500Z 09004KT 6000 FEW008 25/25 Q1016 NOSIG","temp":25,"dewpoint":25,"humidity":100,"wind":2.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-05T15:30:00.000Z","obsTimeLocal":"2026-11-05T22:30:00+07:00","metarType":"METAR","raw":"METAR VVNB 051530Z 10004KT 7000 NSC 25/25 Q1016 NOSIG","temp":25,"dewpoint":25,"humidity":100,"wind":2.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-05T16:00:00.000Z","obsTimeLocal":"2026-11-05T23:00:00+07:00","metarType":"METAR","raw":"METAR VVNB 051600Z 11005KT 9000 NSC 25/25 Q1016 NOSIG","temp":25,"dewpoint":25,"humidity":100,"wind":2.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-05T16:30:00.000Z","obsTimeLocal":"2026-11-05T23:30:00+07:00","metarType":"METAR","raw":"METAR VVNB 051630Z VRB02KT 9000 NSC 25/25 Q1016 NOSIG","temp":25,"dewpoint":25,"humidity":100,"wind":1,"precipObserved":false,"correctedAt":null,"originalRaw":null}],"about":{"record":"Station-day record: the daily extremes over every METAR observation (hourly plus special reports) received for the station's local calendar day - local midnight to local midnight, daylight saving applied. Temperatures are whole degrees Celsius as reported in METAR; a short-lived peak between reports can be missed. This is not a model or an aggregate - every value points at the report that produced it, and every report in the day is listed verbatim.","settlementRule":"The settlement value is the daily maximum (or minimum) of this record once it is final: the local day has ended and the 3-hour correction hold has passed. A day whose longest gap between reports exceeds the station's normal interval plus 30 minutes is final but flagged not settleable - a market should treat it as a review case. Once final, the canonical record bytes are hashed (SHA-256) and the hash is written to the SnapshotAnchor contract on Flare; the anchored record is the settlement record even if reports change afterwards (matchesCurrent then reads false).","verify":["Every METAR in the day is listed with its raw text; compare it with the independent archives linked under links.external (IEM ASOS archive, Ogimet).","GET links.record for the canonical record bytes, SHA-256 them and compare with anchor.sha256; call SnapshotAnchor.isAnchored(sha256) on Flare (anchor.contract, anchor.chainId) to confirm the hash is on-chain. anchor.explorer opens the anchoring transaction.","Permalink pattern for market rules: https://weathermarket.io/station/VVNB/YYYY-MM-DD (HTML) and https://weathermarket.io/api/station/VVNB/YYYY-MM-DD (JSON)."],"citation":"Settlement source: the METAR-derived station-day record for VVNB for the contract date (station-local calendar day), as published at https://weathermarket.io/station/VVNB/YYYY-MM-DD with every observation used, the finality status and the Flare anchor of the record. The daily value is the extreme over the hourly and special METAR reports in that day; a short-lived peak between reports may be missed. If the record is not final and settleable by the resolution deadline, the market is flagged for review."},"links":{"html":"https://weathermarket.io/station/VVNB/2026-11-05","json":"https://weathermarket.io/api/station/VVNB/2026-11-05","record":"https://weathermarket.io/api/station/VVNB/2026-11-05?format=record","prev":"https://weathermarket.io/station/VVNB/2026-11-04","next":"https://weathermarket.io/station/VVNB/2026-11-06","station":"https://weathermarket.io/station/VVNB","external":{"iem":"https://mesonet.agron.iastate.edu/cgi-bin/request/asos.py?station=VVNB&data=metar&year1=2026&month1=11&day1=4&year2=2026&month2=11&day2=6&tz=Etc%2FUTC&format=onlycomma&latlon=no&elev=no&missing=M&trace=T&direct=no&report_type=3&report_type=4","ogimet":"https://www.ogimet.com/display_metars2.php?lang=en&lugar=VVNB&tipo=SA&ord=REV&nil=SI&fmt=html&ano=2026&mes=11&day=4&hora=17&anof=2026&mesf=11&dayf=5&horaf=16&minf=59&send=send","awcLive":"https://aviationweather.gov/data/metar/?ids=VVNB"}}}