{"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":"2026-11-03","window":{"date":"2026-11-03","timezone":"Asia/Bangkok","dayStartUtc":"2026-11-02T17:00:00.000Z","dayEndUtc":"2026-11-03T17:00:00.000Z","utcOffsetStart":"+07:00","utcOffsetEnd":"+07:00","hours":24},"complete":true,"values":{"tmax":29,"tmaxAt":"2026-11-03T04:30:00.000Z","tmin":24,"tminAt":"2026-11-02T23:00:00.000Z","tavg":26.3,"humidityMean":84,"windMean":2.6,"windMax":5.1,"windMaxAt":"2026-11-03T07:30:00.000Z","precipObservedCount":5,"nObservations":47,"maxGapMinutes":60,"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":"2026-11-03T04:30:00.000Z","obsTimeLocal":"2026-11-03T11:30:00+07:00","metarType":"METAR","raw":"METAR VVNB 030430Z 07003KT 350V140 9999 SCT021 BKN027 BKN048 29/23 Q1016 NOSIG","temp":29,"dewpoint":23,"humidity":70,"wind":1.5,"precipObserved":false,"correctedAt":null,"originalRaw":null},"tmin":{"obsTimeUtc":"2026-11-02T23:00:00.000Z","obsTimeLocal":"2026-11-03T06:00:00+07:00","metarType":"METAR","raw":"METAR VVNB 022300Z 06006KT 9999 FEW045 BKN052 BKN088 24/22 Q1015 NOSIG","temp":24,"dewpoint":22,"humidity":89,"wind":3.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},"windMax":{"obsTimeUtc":"2026-11-03T07:30:00.000Z","obsTimeLocal":"2026-11-03T14:30:00+07:00","metarType":"METAR","raw":"METAR VVNB 030730Z 12010KT 8000 -SHRA BKN026 FEW030TCU 28/23 Q1014 TEMPO 4000 SHRA","temp":28,"dewpoint":23,"humidity":74,"wind":5.1,"precipObserved":true,"correctedAt":null,"originalRaw":null}},"finality":{"status":"final","finalAt":"2026-11-03T20:00:00.000Z","settleable":true,"coverage":{"ok":true,"maxGapMinutes":60,"normalIntervalMin":30,"thresholdMinutes":60},"reasons":[],"holdHours":3},"revision":"bafea331820a4a30","lastChangedAt":"2026-11-03T16:38:48.352Z","corrections":[],"anchor":{"contract":"0x2B59812947B48B5988FaA805a9514a5162415091","chainId":14,"record":"https://weathermarket.io/api/station/VVNB/2026-11-03?format=record","status":"anchored","sha256":"7fbf657cece467c442a33d2db140915adac826584449009bfb5727d6db576564","revision":"bafea331820a4a30","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":47,"suspect":0,"bad":0,"flagged":[]},"extremes":{"tmax":{"obsTimeUtc":"2026-11-03T04:30:00.000Z","flag":"good","reasons":[]},"tmin":{"obsTimeUtc":"2026-11-02T23:00:00.000Z","flag":"good","reasons":[]},"anyFlagged":false},"excludingBad":{"tmax":29,"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":"2026-11-02T17:00:00.000Z","obsTimeLocal":"2026-11-03T00:00:00+07:00","metarType":"METAR","raw":"METAR VVNB 021700Z 06006KT 9999 OVC027 26/23 Q1016 NOSIG","temp":26,"dewpoint":23,"humidity":84,"wind":3.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-02T17:30:00.000Z","obsTimeLocal":"2026-11-03T00:30:00+07:00","metarType":"METAR","raw":"METAR VVNB 021730Z 05005KT 9999 BKN026 BKN031 OVC076 26/23 Q1016 NOSIG","temp":26,"dewpoint":23,"humidity":84,"wind":2.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-02T18:00:00.000Z","obsTimeLocal":"2026-11-03T01:00:00+07:00","metarType":"METAR","raw":"METAR VVNB 021800Z 04007KT 9999 BKN027 OVC076 26/23 Q1016 NOSIG","temp":26,"dewpoint":23,"humidity":84,"wind":3.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-02T18:30:00.000Z","obsTimeLocal":"2026-11-03T01:30:00+07:00","metarType":"METAR","raw":"METAR VVNB 021830Z 07007KT 9999 SCT026 BKN083 25/23 Q1015 NOSIG","temp":25,"dewpoint":23,"humidity":89,"wind":3.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-02T19:00:00.000Z","obsTimeLocal":"2026-11-03T02:00:00+07:00","metarType":"METAR","raw":"METAR VVNB 021900Z 06005KT 9999 SCT028 25/22 Q1015 NOSIG","temp":25,"dewpoint":22,"humidity":83,"wind":2.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-02T19:30:00.000Z","obsTimeLocal":"2026-11-03T02:30:00+07:00","metarType":"METAR","raw":"METAR VVNB 021930Z 06005KT 9999 FEW020 BKN028 25/23 Q1015 NOSIG","temp":25,"dewpoint":23,"humidity":89,"wind":2.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-02T20:00:00.000Z","obsTimeLocal":"2026-11-03T03:00:00+07:00","metarType":"METAR","raw":"METAR VVNB 022000Z 06006KT 9999 FEW020 SCT032 25/23 Q1015 NOSIG","temp":25,"dewpoint":23,"humidity":89,"wind":3.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-02T20:30:00.000Z","obsTimeLocal":"2026-11-03T03:30:00+07:00","metarType":"METAR","raw":"METAR VVNB 022030Z 06006KT CAVOK 25/23 Q1015 NOSIG","temp":25,"dewpoint":23,"humidity":89,"wind":3.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-02T21:00:00.000Z","obsTimeLocal":"2026-11-03T04:00:00+07:00","metarType":"METAR","raw":"METAR VVNB 022100Z 05006KT 9999 FEW026 BKN095 25/22 Q1015 NOSIG","temp":25,"dewpoint":22,"humidity":83,"wind":3.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-02T21:30:00.000Z","obsTimeLocal":"2026-11-03T04:30:00+07:00","metarType":"METAR","raw":"METAR VVNB 022130Z 05006KT 9999 FEW025 BKN077 25/23 Q1015 NOSIG","temp":25,"dewpoint":23,"humidity":89,"wind":3.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-02T22:00:00.000Z","obsTimeLocal":"2026-11-03T05:00:00+07:00","metarType":"METAR","raw":"METAR VVNB 022200Z 06006KT 9999 FEW025 BKN077 25/22 Q1015 NOSIG","temp":25,"dewpoint":22,"humidity":83,"wind":3.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-02T22:30:00.000Z","obsTimeLocal":"2026-11-03T05:30:00+07:00","metarType":"METAR","raw":"METAR VVNB 022230Z 05006KT 9999 FEW023 BKN083 25/22 Q1015 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NOSIG","temp":25,"dewpoint":22,"humidity":83,"wind":3.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-03T00:30:00.000Z","obsTimeLocal":"2026-11-03T07:30:00+07:00","metarType":"METAR","raw":"METAR VVNB 030030Z 07006KT CAVOK 25/23 Q1017 NOSIG","temp":25,"dewpoint":23,"humidity":89,"wind":3.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-03T01:00:00.000Z","obsTimeLocal":"2026-11-03T08:00:00+07:00","metarType":"METAR","raw":"METAR VVNB 030100Z 06008KT 9999 FEW027 OVC061 26/22 Q1017 NOSIG","temp":26,"dewpoint":22,"humidity":79,"wind":4.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-03T01:30:00.000Z","obsTimeLocal":"2026-11-03T08:30:00+07:00","metarType":"METAR","raw":"METAR VVNB 030130Z 07009KT 9999 FEW048 OVC061 26/22 Q1017 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NOSIG","temp":29,"dewpoint":23,"humidity":70,"wind":1.5,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-03T05:00:00.000Z","obsTimeLocal":"2026-11-03T12:00:00+07:00","metarType":"METAR","raw":"METAR VVNB 030500Z 06004KT 010V120 9999 SCT020 BKN026 29/23 Q1016 NOSIG","temp":29,"dewpoint":23,"humidity":70,"wind":2.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-03T05:30:00.000Z","obsTimeLocal":"2026-11-03T12:30:00+07:00","metarType":"METAR","raw":"METAR VVNB 030530Z VRB03KT 9999 FEW023 SCT037 29/23 Q1015 NOSIG","temp":29,"dewpoint":23,"humidity":70,"wind":1.5,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-03T06:00:00.000Z","obsTimeLocal":"2026-11-03T13:00:00+07:00","metarType":"METAR","raw":"METAR VVNB 030600Z VRB03KT 9999 FEW023 SCT026 BKN073 29/23 Q1015 TEMPO FM0620 4000 SHRA SCT010 FEW027TCU","temp":29,"dewpoint":23,"humidity":70,"wind":1.5,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-03T06:30:00.000Z","obsTimeLocal":"2026-11-03T13:30:00+07:00","metarType":"METAR","raw":"METAR VVNB 030630Z VRB03KT 9999 BKN025 BKN029 29/23 Q1014 TEMPO FM0715 3000 SHRA","temp":29,"dewpoint":23,"humidity":70,"wind":1.5,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-03T07:00:00.000Z","obsTimeLocal":"2026-11-03T14:00:00+07:00","metarType":"METAR","raw":"METAR VVNB 030700Z 36004KT 9999 FEW024 BKN028 FEW030TCU 29/23 Q1014 TEMPO FM0710 3000 SHRA","temp":29,"dewpoint":23,"humidity":70,"wind":2.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-03T07:30:00.000Z","obsTimeLocal":"2026-11-03T14:30:00+07:00","metarType":"METAR","raw":"METAR VVNB 030730Z 12010KT 8000 -SHRA BKN026 FEW030TCU 28/23 Q1014 TEMPO 4000 SHRA","temp":28,"dewpoint":23,"humidity":74,"wind":5.1,"precipObserved":true,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-03T08:00:00.000Z","obsTimeLocal":"2026-11-03T15:00:00+07:00","metarType":"METAR","raw":"METAR VVNB 030800Z 07004KT 030V100 5000 -RA BR FEW023 SCT026 FEW030TCU OVC039 26/25 Q1014 TEMPO FM0815 TL0900 2800 +SHRA","temp":26,"dewpoint":25,"humidity":94,"wind":2.1,"precipObserved":true,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-03T08:30:00.000Z","obsTimeLocal":"2026-11-03T15:30:00+07:00","metarType":"METAR","raw":"METAR VVNB 030830Z 07005KT 9999 FEW030CB SCT045 27/24 Q1013 TEMPO TL0915 3000 SHRA","temp":27,"dewpoint":24,"humidity":84,"wind":2.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-03T09:00:00.000Z","obsTimeLocal":"2026-11-03T16:00:00+07:00","metarType":"METAR","raw":"METAR VVNB 030900Z 17005KT 110V210 5000 SHRA FEW015 SCT022 FEW030CB BKN055 27/24 Q1014 TEMPO TL0915 2800 +SHRA","temp":27,"dewpoint":24,"humidity":84,"wind":2.6,"precipObserved":true,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-03T09:30:00.000Z","obsTimeLocal":"2026-11-03T16:30:00+07:00","metarType":"METAR","raw":"METAR VVNB 030930Z 15005KT 110V190 8000 -SHRA SCT014 FEW030TCU BKN033 26/24 Q1014 BECMG TL0945 NSW","temp":26,"dewpoint":24,"humidity":89,"wind":2.6,"precipObserved":true,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-03T10:00:00.000Z","obsTimeLocal":"2026-11-03T17:00:00+07:00","metarType":"METAR","raw":"METAR VVNB 031000Z 12005KT 090V150 9999 -RA FEW025 BKN064 OVC091 26/25 Q1013 NOSIG","temp":26,"dewpoint":25,"humidity":94,"wind":2.6,"precipObserved":true,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-03T10:30:00.000Z","obsTimeLocal":"2026-11-03T17:30:00+07:00","metarType":"METAR","raw":"METAR VVNB 031030Z 06003KT 020V080 8000 FEW044 26/25 Q1013 NOSIG","temp":26,"dewpoint":25,"humidity":94,"wind":1.5,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-03T11:00:00.000Z","obsTimeLocal":"2026-11-03T18:00:00+07:00","metarType":"METAR","raw":"METAR VVNB 031100Z 06004KT 020V080 7000 NSC 26/25 Q1014 NOSIG","temp":26,"dewpoint":25,"humidity":94,"wind":2.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-03T11:30:00.000Z","obsTimeLocal":"2026-11-03T18:30:00+07:00","metarType":"METAR","raw":"METAR VVNB 031130Z VRB02KT 7000 NSC 26/25 Q1014 NOSIG","temp":26,"dewpoint":25,"humidity":94,"wind":1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-03T12:00:00.000Z","obsTimeLocal":"2026-11-03T19:00:00+07:00","metarType":"METAR","raw":"METAR VVNB 031200Z 09003KT 8000 NSC 26/25 Q1014 NOSIG","temp":26,"dewpoint":25,"humidity":94,"wind":1.5,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-03T12:30:00.000Z","obsTimeLocal":"2026-11-03T19:30:00+07:00","metarType":"METAR","raw":"METAR VVNB 031230Z 11004KT 8000 NSC 26/24 Q1015 NOSIG","temp":26,"dewpoint":24,"humidity":89,"wind":2.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-03T13:00:00.000Z","obsTimeLocal":"2026-11-03T20:00:00+07:00","metarType":"METAR","raw":"METAR VVNB 031300Z 11003KT 070V140 8000 NSC 26/24 Q1015 NOSIG","temp":26,"dewpoint":24,"humidity":89,"wind":1.5,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-03T13:30:00.000Z","obsTimeLocal":"2026-11-03T20:30:00+07:00","metarType":"METAR","raw":"METAR VVNB 031330Z VRB02KT 7000 FEW025 26/25 Q1016 NOSIG","temp":26,"dewpoint":25,"humidity":94,"wind":1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-03T14:00:00.000Z","obsTimeLocal":"2026-11-03T21:00:00+07:00","metarType":"METAR","raw":"METAR VVNB 031400Z 00000KT 7000 FEW025 SCT030 26/24 Q1016 NOSIG","temp":26,"dewpoint":24,"humidity":89,"wind":0,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-03T14:30:00.000Z","obsTimeLocal":"2026-11-03T21:30:00+07:00","metarType":"METAR","raw":"METAR VVNB 031430Z VRB02KT 8000 NSC 26/25 Q1016 NOSIG","temp":26,"dewpoint":25,"humidity":94,"wind":1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-03T15:30:00.000Z","obsTimeLocal":"2026-11-03T22:30:00+07:00","metarType":"METAR","raw":"METAR VVNB 031530Z 12004KT 8000 FEW016 25/24 Q1016 NOSIG","temp":25,"dewpoint":24,"humidity":94,"wind":2.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-03T16:00:00.000Z","obsTimeLocal":"2026-11-03T23:00:00+07:00","metarType":"METAR","raw":"METAR VVNB 031600Z 13004KT 8000 FEW030 26/24 Q1016 NOSIG","temp":26,"dewpoint":24,"humidity":89,"wind":2.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-03T16:30:00.000Z","obsTimeLocal":"2026-11-03T23:30:00+07:00","metarType":"METAR","raw":"METAR VVNB 031630Z 08004KT 060V130 6000 NSC 25/24 Q1015 NOSIG","temp":25,"dewpoint":24,"humidity":94,"wind":2.1,"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/2026-11-03","json":"https://weathermarket.io/api/station/VVNB/2026-11-03","record":"https://weathermarket.io/api/station/VVNB/2026-11-03?format=record","prev":"https://weathermarket.io/station/VVNB/2026-11-02","next":"https://weathermarket.io/station/VVNB/2026-11-04","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=2&year2=2026&month2=11&day2=4&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=2&hora=17&anof=2026&mesf=11&dayf=3&horaf=16&minf=59&send=send","awcLive":"https://aviationweather.gov/data/metar/?ids=VVNB"}}}