{"station":{"icao":"HTDA","city":{"slug":"dar-es-salaam","name":"Dar es Salaam","country":"Tanzania"},"timezone":"Africa/Dar_es_Salaam","lat":-6.79,"lon":39.21,"us":false,"html":"https://weathermarket.io/station/HTDA","json":"https://weathermarket.io/api/station/HTDA","nwsCli":null},"date":"2026-10-31","window":{"date":"2026-10-31","timezone":"Africa/Dar_es_Salaam","dayStartUtc":"2026-10-30T21:00:00.000Z","dayEndUtc":"2026-10-31T21:00:00.000Z","utcOffsetStart":"+03:00","utcOffsetEnd":"+03:00","hours":24},"complete":true,"values":{"tmax":34,"tmaxAt":"2026-10-31T08:30:00.000Z","tmin":25,"tminAt":"2026-10-31T00:00:00.000Z","tavg":28.5,"humidityMean":75.9,"windMean":3.9,"windMax":7.2,"windMaxAt":"2026-10-31T12:30:00.000Z","precipObservedCount":0,"nObservations":49,"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":"2026-10-31T08:30:00.000Z","obsTimeLocal":"2026-10-31T11:30:00+03:00","metarType":"METAR","raw":"METAR HTDA 310830Z 15010KT 120V200 9999 BKN033 34/23 Q1016 NOSIG","temp":34,"dewpoint":23,"humidity":53,"wind":5.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},"tmin":{"obsTimeUtc":"2026-10-31T00:00:00.000Z","obsTimeLocal":"2026-10-31T03:00:00+03:00","metarType":"METAR","raw":"METAR HTDA 310000Z 18003KT 9999 FEW011 25/24 Q1014 NOSIG","temp":25,"dewpoint":24,"humidity":94,"wind":1.5,"precipObserved":false,"correctedAt":null,"originalRaw":null},"windMax":{"obsTimeUtc":"2026-10-31T12:30:00.000Z","obsTimeLocal":"2026-10-31T15:30:00+03:00","metarType":"METAR","raw":"METAR HTDA 311230Z 11014KT 9999 SCT033 31/22 Q1013 NOSIG","temp":31,"dewpoint":22,"humidity":59,"wind":7.2,"precipObserved":false,"correctedAt":null,"originalRaw":null}},"finality":{"status":"final","finalAt":"2026-11-01T00:00:00.000Z","settleable":true,"coverage":{"ok":true,"maxGapMinutes":30,"normalIntervalMin":30,"thresholdMinutes":60},"reasons":[],"holdHours":3},"revision":"131910bf0c608f5d","lastChangedAt":"2026-10-31T20:35:15.614Z","corrections":[{"obsTimeUtc":"2026-10-31T06:00:00.000Z","correctedAt":"2026-10-31T06:46:39.254Z","original":"METAR HTDA 310600Z 16007KT 110V200 9999 FEW016 BKN018 30/24 Q1017 NOSIG","corrected":"METAR HTDA 310600Z 16007KT 110V200 9999 FEW016 BKN018 30/24 1017 NOSIG"},{"obsTimeUtc":"2026-10-31T11:00:00.000Z","correctedAt":"2026-10-31T11:45:38.470Z","original":"METAR HTDA 311100Z 12011KT 080V170 9999 SCT033 33/22 Q1013 NOSIG","corrected":"METAR HTDA 311100Z 12011KT 080V170 9999 SCT033 33/22 1013 NOSIG"},{"obsTimeUtc":"2026-10-31T12:00:00.000Z","correctedAt":"2026-10-31T12:46:41.805Z","original":"METAR HTDA 311200Z 13012KT 100V170 9999 SCT033 32/22 Q1013 NOSIG","corrected":"METAR HTDA 311200Z 13012KT 100V170 9999 SCT033 33/22 1013 NOSIG"},{"obsTimeUtc":"2026-10-31T14:00:00.000Z","correctedAt":"2026-10-31T14:47:39.719Z","original":"METAR HTDA 311400Z 14012KT 9999 SCT028 30/23 Q1013 NOSIG","corrected":"METAR HTDA 311400Z 13012KT 9999 FEW024 29/23 1013 NOSIG"},{"obsTimeUtc":"2026-10-31T15:00:00.000Z","correctedAt":"2026-10-31T15:46:39.162Z","original":"METAR HTDA 311500Z 14012KT 9999 FEW020 29/23 Q1014 NOSIG","corrected":"METAR HTDA 311500Z 14013KT 9999 FEW020 29/23 1014 NOSIG"},{"obsTimeUtc":"2026-10-31T16:00:00.000Z","correctedAt":"2026-10-31T16:47:46.474Z","original":"METAR HTDA 311600Z 14012KT 9999 FEW018 27/23 Q1014 NOSIG","corrected":"METAR HTDA 311600Z 14012KT 9999 FEW018 27/23 1014 NOSIG"}],"anchor":{"contract":"0x2B59812947B48B5988FaA805a9514a5162415091","chainId":14,"record":"https://weathermarket.io/api/station/HTDA/2026-10-31?format=record","status":"anchored","sha256":"bbc3778b0cb1e4c342aaa260147ece0dffb5482dddab44900d37edb418eae94d","revision":"131910bf0c608f5d","flareTxHash":"0x688870fb1e0c5672a1908669a435c9ef1c79f6eff1bac119b3eaa3e5a2df3e55","flareBlock":73850354,"anchoredAt":"2026-11-06T02:01:51.695Z","explorer":"https://flare-explorer.flare.network/tx/0x688870fb1e0c5672a1908669a435c9ef1c79f6eff1bac119b3eaa3e5a2df3e55","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":49,"suspect":0,"bad":0,"flagged":[]},"extremes":{"tmax":{"obsTimeUtc":"2026-10-31T08:30:00.000Z","flag":"good","reasons":[]},"tmin":{"obsTimeUtc":"2026-10-31T00:00:00.000Z","flag":"good","reasons":[]},"anyFlagged":false},"excludingBad":{"tmax":34,"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. 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NOSIG","temp":27,"dewpoint":23,"humidity":79,"wind":3.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-31T20:30:00.000Z","obsTimeLocal":"2026-10-31T23:30:00+03:00","metarType":"METAR","raw":"METAR HTDA 312030Z 14007KT 9999 SCT015 26/23 Q1015 NOSIG","temp":26,"dewpoint":23,"humidity":84,"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/HTDA/YYYY-MM-DD (HTML) and https://weathermarket.io/api/station/HTDA/YYYY-MM-DD (JSON)."],"citation":"Settlement source: the METAR-derived station-day record for HTDA for the contract date (station-local calendar day), as published at https://weathermarket.io/station/HTDA/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/HTDA/2026-10-31","json":"https://weathermarket.io/api/station/HTDA/2026-10-31","record":"https://weathermarket.io/api/station/HTDA/2026-10-31?format=record","prev":"https://weathermarket.io/station/HTDA/2026-10-30","next":"https://weathermarket.io/station/HTDA/2026-11-01","station":"https://weathermarket.io/station/HTDA","external":{"iem":"https://mesonet.agron.iastate.edu/cgi-bin/request/asos.py?station=HTDA&data=metar&year1=2026&month1=10&day1=30&year2=2026&month2=11&day2=1&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=HTDA&tipo=SA&ord=REV&nil=SI&fmt=html&ano=2026&mes=10&day=30&hora=21&anof=2026&mesf=10&dayf=31&horaf=20&minf=59&send=send","awcLive":"https://aviationweather.gov/data/metar/?ids=HTDA"}}}