{"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":"2026-11-04","window":{"date":"2026-11-04","timezone":"Asia/Bangkok","dayStartUtc":"2026-11-03T17:00:00.000Z","dayEndUtc":"2026-11-04T17:00:00.000Z","utcOffsetStart":"+07:00","utcOffsetEnd":"+07:00","hours":24},"complete":true,"values":{"tmax":33,"tmaxAt":"2026-11-04T06:00:00.000Z","tmin":24,"tminAt":"2026-11-03T21:00:00.000Z","tavg":27.9,"humidityMean":81,"windMean":2.9,"windMax":5.7,"windMaxAt":"2026-11-04T10:30:00.000Z","precipObservedCount":1,"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":"2026-11-04T06:00:00.000Z","obsTimeLocal":"2026-11-04T13:00:00+07:00","metarType":"METAR","raw":"METAR VVNB 040600Z 16008KT 100V230 9999 SCT034 SCT047 BKN054 33/23 Q1013 NOSIG","temp":33,"dewpoint":23,"humidity":56,"wind":4.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},"tmin":{"obsTimeUtc":"2026-11-03T21:00:00.000Z","obsTimeLocal":"2026-11-04T04:00:00+07:00","metarType":"METAR","raw":"METAR VVNB 032100Z 08003KT 4800 BR FEW025 BKN042 24/24 Q1013 NOSIG","temp":24,"dewpoint":24,"humidity":100,"wind":1.5,"precipObserved":false,"correctedAt":null,"originalRaw":null},"windMax":{"obsTimeUtc":"2026-11-04T10:30:00.000Z","obsTimeLocal":"2026-11-04T17:30:00+07:00","metarType":"METAR","raw":"METAR VVNB 041030Z 13011KT 9999 FEW036 BKN071 30/24 Q1011 NOSIG","temp":30,"dewpoint":24,"humidity":70,"wind":5.7,"precipObserved":false,"correctedAt":null,"originalRaw":null}},"finality":{"status":"final","finalAt":"2026-11-04T20:00:00.000Z","settleable":true,"coverage":{"ok":true,"maxGapMinutes":30,"normalIntervalMin":30,"thresholdMinutes":60},"reasons":[],"holdHours":3},"revision":"f34173de4d097a1f","lastChangedAt":"2026-11-04T16:35:53.216Z","corrections":[],"anchor":{"contract":"0x2B59812947B48B5988FaA805a9514a5162415091","chainId":14,"record":"https://weathermarket.io/api/station/VVNB/2026-11-04?format=record","status":"anchored","sha256":"f5dc0c055a344c8903c795d30763eb57f7052c9a76650dadb2706253899d0866","revision":"f34173de4d097a1f","flareTxHash":"0x5ebdc58f1175ced0067868986a8178da8ea524ced9eb22f02e7f4c79e2dfda06","flareBlock":73812870,"anchoredAt":"2026-11-05T15:02:28.982Z","explorer":"https://flare-explorer.flare.network/tx/0x5ebdc58f1175ced0067868986a8178da8ea524ced9eb22f02e7f4c79e2dfda06","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":"2026-11-04T06:00:00.000Z","flag":"good","reasons":[]},"tmin":{"obsTimeUtc":"2026-11-03T21:00:00.000Z","flag":"good","reasons":[]},"anyFlagged":false},"excludingBad":{"tmax":33,"tmin":24,"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":"2026-11-03T17:00:00.000Z","obsTimeLocal":"2026-11-04T00:00:00+07:00","metarType":"METAR","raw":"METAR VVNB 031700Z VRB02KT 5000 BR NSC 25/24 Q1015 NOSIG","temp":25,"dewpoint":24,"humidity":94,"wind":1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-03T17:30:00.000Z","obsTimeLocal":"2026-11-04T00:30:00+07:00","metarType":"METAR","raw":"METAR VVNB 031730Z 34002KT 5000 BR FEW021 25/24 Q1015 NOSIG","temp":25,"dewpoint":24,"humidity":94,"wind":1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-03T18:00:00.000Z","obsTimeLocal":"2026-11-04T01:00:00+07:00","metarType":"METAR","raw":"METAR VVNB 031800Z VRB01KT 6000 FEW020 25/24 Q1015 NOSIG","temp":25,"dewpoint":24,"humidity":94,"wind":0.5,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-03T18:30:00.000Z","obsTimeLocal":"2026-11-04T01:30:00+07:00","metarType":"METAR","raw":"METAR VVNB 031830Z 04002KT 5000 BR BKN018 25/24 Q1014 NOSIG","temp":25,"dewpoint":24,"humidity":94,"wind":1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-03T19:00:00.000Z","obsTimeLocal":"2026-11-04T02:00:00+07:00","metarType":"METAR","raw":"METAR VVNB 031900Z 03002KT 4800 BR BKN017 25/25 Q1014 NOSIG","temp":25,"dewpoint":25,"humidity":100,"wind":1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-03T19:30:00.000Z","obsTimeLocal":"2026-11-04T02:30:00+07:00","metarType":"METAR","raw":"METAR VVNB 031930Z 34002KT 4800 BR BKN019 BKN024 OVC043 25/24 Q1014 NOSIG","temp":25,"dewpoint":24,"humidity":94,"wind":1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-03T20:00:00.000Z","obsTimeLocal":"2026-11-04T03:00:00+07:00","metarType":"METAR","raw":"METAR VVNB 032000Z 34001KT 5000 -RA BR BKN017 OVC022 25/25 Q1014 NOSIG","temp":25,"dewpoint":25,"humidity":100,"wind":0.5,"precipObserved":true,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-03T20:30:00.000Z","obsTimeLocal":"2026-11-04T03:30:00+07:00","metarType":"METAR","raw":"METAR VVNB 032030Z 07002KT 6000 FEW017 SCT021 BKN025 25/25 Q1014 NOSIG","temp":25,"dewpoint":25,"humidity":100,"wind":1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-03T21:00:00.000Z","obsTimeLocal":"2026-11-04T04:00:00+07:00","metarType":"METAR","raw":"METAR VVNB 032100Z 08003KT 4800 BR FEW025 BKN042 24/24 Q1013 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NOSIG","temp":24,"dewpoint":24,"humidity":100,"wind":1.5,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-03T23:00:00.000Z","obsTimeLocal":"2026-11-04T06:00:00+07:00","metarType":"METAR","raw":"METAR VVNB 032300Z 06004KT 3600 BR NSC 24/24 Q1014 NOSIG","temp":24,"dewpoint":24,"humidity":100,"wind":2.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-03T23:30:00.000Z","obsTimeLocal":"2026-11-04T06:30:00+07:00","metarType":"METAR","raw":"METAR VVNB 032330Z 08003KT 040V130 3100 BR NSC 24/24 Q1014 BECMG TL0115 6000 NSW","temp":24,"dewpoint":24,"humidity":100,"wind":1.5,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-04T00:00:00.000Z","obsTimeLocal":"2026-11-04T07:00:00+07:00","metarType":"METAR","raw":"METAR VVNB 040000Z 07004KT 3800 BR NSC 25/24 Q1014 BECMG TL0115 6000 NSW","temp":25,"dewpoint":24,"humidity":94,"wind":2.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-04T00:30:00.000Z","obsTimeLocal":"2026-11-04T07:30:00+07:00","metarType":"METAR","raw":"METAR VVNB 040030Z 06006KT 020V080 5000 BR NSC 26/24 Q1015 NOSIG","temp":26,"dewpoint":24,"humidity":89,"wind":3.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-04T01:00:00.000Z","obsTimeLocal":"2026-11-04T08:00:00+07:00","metarType":"METAR","raw":"METAR VVNB 040100Z 06004KT 020V090 6000 NSC 26/25 Q1015 NOSIG","temp":26,"dewpoint":25,"humidity":94,"wind":2.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-04T01:30:00.000Z","obsTimeLocal":"2026-11-04T08:30:00+07:00","metarType":"METAR","raw":"METAR VVNB 040130Z 07005KT 030V090 6000 FEW010 27/25 Q1015 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NOSIG","temp":31,"dewpoint":24,"humidity":66,"wind":1.5,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-04T05:00:00.000Z","obsTimeLocal":"2026-11-04T12:00:00+07:00","metarType":"METAR","raw":"METAR VVNB 040500Z 16004KT 110V210 9999 SCT027 BKN031 30/24 Q1014 NOSIG","temp":30,"dewpoint":24,"humidity":70,"wind":2.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-04T05:30:00.000Z","obsTimeLocal":"2026-11-04T12:30:00+07:00","metarType":"METAR","raw":"METAR VVNB 040530Z 17007KT 120V230 9999 FEW028 SCT033 32/23 Q1013 NOSIG","temp":32,"dewpoint":23,"humidity":59,"wind":3.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-04T06:00:00.000Z","obsTimeLocal":"2026-11-04T13:00:00+07:00","metarType":"METAR","raw":"METAR VVNB 040600Z 16008KT 100V230 9999 SCT034 SCT047 BKN054 33/23 Q1013 NOSIG","temp":33,"dewpoint":23,"humidity":56,"wind":4.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-04T06:30:00.000Z","obsTimeLocal":"2026-11-04T13:30:00+07:00","metarType":"METAR","raw":"METAR VVNB 040630Z 16008KT 130V200 9999 FEW036 SCT054 32/23 Q1012 NOSIG","temp":32,"dewpoint":23,"humidity":59,"wind":4.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-04T07:00:00.000Z","obsTimeLocal":"2026-11-04T14:00:00+07:00","metarType":"METAR","raw":"METAR VVNB 040700Z 16006KT 120V220 9999 FEW039 SCT056 33/23 Q1012 NOSIG","temp":33,"dewpoint":23,"humidity":56,"wind":3.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-04T07:30:00.000Z","obsTimeLocal":"2026-11-04T14:30:00+07:00","metarType":"METAR","raw":"METAR VVNB 040730Z 15009KT 110V180 9999 SCT040 33/23 Q1011 NOSIG","temp":33,"dewpoint":23,"humidity":56,"wind":4.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-04T08:00:00.000Z","obsTimeLocal":"2026-11-04T15:00:00+07:00","metarType":"METAR","raw":"METAR VVNB 040800Z 12010KT 9999 SCT042 SCT057 32/23 Q1011 NOSIG","temp":32,"dewpoint":23,"humidity":59,"wind":5.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-04T08:30:00.000Z","obsTimeLocal":"2026-11-04T15:30:00+07:00","metarType":"METAR","raw":"METAR VVNB 040830Z 13010KT 100V160 9999 SCT039 31/23 Q1011 NOSIG","temp":31,"dewpoint":23,"humidity":62,"wind":5.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-04T09:00:00.000Z","obsTimeLocal":"2026-11-04T16:00:00+07:00","metarType":"METAR","raw":"METAR VVNB 040900Z 14010KT CAVOK 32/24 Q1011 NOSIG","temp":32,"dewpoint":24,"humidity":63,"wind":5.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-04T09:30:00.000Z","obsTimeLocal":"2026-11-04T16:30:00+07:00","metarType":"METAR","raw":"METAR VVNB 040930Z 13010KT 090V150 9999 FEW039 31/24 Q1011 NOSIG","temp":31,"dewpoint":24,"humidity":66,"wind":5.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-04T10:00:00.000Z","obsTimeLocal":"2026-11-04T17:00:00+07:00","metarType":"METAR","raw":"METAR VVNB 041000Z 13009KT 100V180 9999 SCT037 SCT042 BKN064 31/24 Q1011 NOSIG","temp":31,"dewpoint":24,"humidity":66,"wind":4.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-04T10:30:00.000Z","obsTimeLocal":"2026-11-04T17:30:00+07:00","metarType":"METAR","raw":"METAR VVNB 041030Z 13011KT 9999 FEW036 BKN071 30/24 Q1011 NOSIG","temp":30,"dewpoint":24,"humidity":70,"wind":5.7,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-04T11:00:00.000Z","obsTimeLocal":"2026-11-04T18:00:00+07:00","metarType":"METAR","raw":"METAR VVNB 041100Z 13008KT CAVOK 29/24 Q1012 NOSIG","temp":29,"dewpoint":24,"humidity":74,"wind":4.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-04T11:30:00.000Z","obsTimeLocal":"2026-11-04T18:30:00+07:00","metarType":"METAR","raw":"METAR VVNB 041130Z 13009KT CAVOK 29/24 Q1012 NOSIG","temp":29,"dewpoint":24,"humidity":74,"wind":4.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-04T12:00:00.000Z","obsTimeLocal":"2026-11-04T19:00:00+07:00","metarType":"METAR","raw":"METAR VVNB 041200Z 13009KT 090V160 CAVOK 29/24 Q1013 NOSIG","temp":29,"dewpoint":24,"humidity":74,"wind":4.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-04T12:30:00.000Z","obsTimeLocal":"2026-11-04T19:30:00+07:00","metarType":"METAR","raw":"METAR VVNB 041230Z 13007KT 110V170 CAVOK 29/24 Q1013 NOSIG","temp":29,"dewpoint":24,"humidity":74,"wind":3.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-04T13:00:00.000Z","obsTimeLocal":"2026-11-04T20:00:00+07:00","metarType":"METAR","raw":"METAR VVNB 041300Z 13008KT 9999 FEW025 SCT072 28/24 Q1014 NOSIG","temp":28,"dewpoint":24,"humidity":79,"wind":4.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-04T13:30:00.000Z","obsTimeLocal":"2026-11-04T20:30:00+07:00","metarType":"METAR","raw":"METAR VVNB 041330Z 14009KT 9999 FEW027 BKN071 28/24 Q1014 NOSIG","temp":28,"dewpoint":24,"humidity":79,"wind":4.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-04T14:00:00.000Z","obsTimeLocal":"2026-11-04T21:00:00+07:00","metarType":"METAR","raw":"METAR VVNB 041400Z 13007KT CAVOK 28/24 Q1014 NOSIG","temp":28,"dewpoint":24,"humidity":79,"wind":3.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-04T14:30:00.000Z","obsTimeLocal":"2026-11-04T21:30:00+07:00","metarType":"METAR","raw":"METAR VVNB 041430Z 13008KT CAVOK 27/24 Q1014 NOSIG","temp":27,"dewpoint":24,"humidity":84,"wind":4.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-04T15:00:00.000Z","obsTimeLocal":"2026-11-04T22:00:00+07:00","metarType":"METAR","raw":"METAR VVNB 041500Z 12007KT CAVOK 27/24 Q1015 NOSIG","temp":27,"dewpoint":24,"humidity":84,"wind":3.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-04T15:30:00.000Z","obsTimeLocal":"2026-11-04T22:30:00+07:00","metarType":"METAR","raw":"METAR VVNB 041530Z 13008KT CAVOK 27/25 Q1015 NOSIG","temp":27,"dewpoint":25,"humidity":89,"wind":4.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-04T16:00:00.000Z","obsTimeLocal":"2026-11-04T23:00:00+07:00","metarType":"METAR","raw":"METAR VVNB 041600Z 11006KT CAVOK 27/25 Q1015 NOSIG","temp":27,"dewpoint":25,"humidity":89,"wind":3.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-04T16:30:00.000Z","obsTimeLocal":"2026-11-04T23:30:00+07:00","metarType":"METAR","raw":"METAR VVNB 041630Z 11007KT CAVOK 27/25 Q1015 NOSIG","temp":27,"dewpoint":25,"humidity":89,"wind":3.6,"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/2026-11-04","json":"https://weathermarket.io/api/station/VVNB/2026-11-04","record":"https://weathermarket.io/api/station/VVNB/2026-11-04?format=record","prev":"https://weathermarket.io/station/VVNB/2026-11-03","next":"https://weathermarket.io/station/VVNB/2026-11-05","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=3&year2=2026&month2=11&day2=5&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=3&hora=17&anof=2026&mesf=11&dayf=4&horaf=16&minf=59&send=send","awcLive":"https://aviationweather.gov/data/metar/?ids=VVNB"}}}