{"station":{"icao":"EFHK","city":{"slug":"helsinki","name":"Helsinki","country":"Finland"},"timezone":"Europe/Helsinki","lat":60.17,"lon":24.94,"us":false,"html":"https://weathermarket.io/station/EFHK","json":"https://weathermarket.io/api/station/EFHK","nwsCli":null},"date":"2026-11-05","window":{"date":"2026-11-05","timezone":"Europe/Helsinki","dayStartUtc":"2026-11-04T22:00:00.000Z","dayEndUtc":"2026-11-05T22:00:00.000Z","utcOffsetStart":"+02:00","utcOffsetEnd":"+02:00","hours":24},"complete":true,"values":{"tmax":8,"tmaxAt":"2026-11-05T11:20:00.000Z","tmin":3,"tminAt":"2026-11-05T21:50:00.000Z","tavg":5.7,"humidityMean":79.3,"windMean":5.4,"windMax":7.2,"windMaxAt":"2026-11-05T11:50:00.000Z","precipObservedCount":0,"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":"2026-11-05T11:20:00.000Z","obsTimeLocal":"2026-11-05T13:20:00+02:00","metarType":"METAR","raw":"METAR EFHK 051120Z 31012KT 9999 FEW024 08/01 Q1017 NOSIG","temp":8,"dewpoint":1,"humidity":61,"wind":6.2,"precipObserved":false,"correctedAt":null,"originalRaw":null},"tmin":{"obsTimeUtc":"2026-11-05T21:50:00.000Z","obsTimeLocal":"2026-11-05T23:50:00+02:00","metarType":"METAR","raw":"METAR EFHK 052150Z 33012KT CAVOK 03/M00 Q1020 NOSIG","temp":3,"dewpoint":0,"humidity":81,"wind":6.2,"precipObserved":false,"correctedAt":null,"originalRaw":null},"windMax":{"obsTimeUtc":"2026-11-05T11:50:00.000Z","obsTimeLocal":"2026-11-05T13:50:00+02:00","metarType":"METAR","raw":"METAR EFHK 051150Z 30014G25KT 9999 FEW030 08/01 Q1017 NOSIG","temp":8,"dewpoint":1,"humidity":61,"wind":7.2,"precipObserved":false,"correctedAt":null,"originalRaw":null}},"finality":{"status":"final","finalAt":"2026-11-06T01:00:00.000Z","settleable":true,"coverage":{"ok":true,"maxGapMinutes":30,"normalIntervalMin":30,"thresholdMinutes":60},"reasons":[],"holdHours":3},"revision":"ca4e3b8d92e7154e","lastChangedAt":"2026-11-05T21:51:38.242Z","corrections":[],"anchor":{"contract":"0x2B59812947B48B5988FaA805a9514a5162415091","chainId":14,"record":"https://weathermarket.io/api/station/EFHK/2026-11-05?format=record","status":"anchored","sha256":"95670da446ed65d9b1fa56d43782862040869f8c790baf2b83f839f9a39ce516","revision":"ca4e3b8d92e7154e","flareTxHash":"0x14edfc0e5ed428a39264e91e6958a46b1a2b4f91f1807a5af2150fd997eeaee0","flareBlock":73846986,"anchoredAt":"2026-11-06T01:01:34.767Z","explorer":"https://flare-explorer.flare.network/tx/0x14edfc0e5ed428a39264e91e6958a46b1a2b4f91f1807a5af2150fd997eeaee0","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":"2026-11-05T11:20:00.000Z","flag":"good","reasons":[]},"tmin":{"obsTimeUtc":"2026-11-05T21:50:00.000Z","flag":"good","reasons":[]},"anyFlagged":false},"excludingBad":{"tmax":8,"tmin":3,"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":"2026-11-04T22:20:00.000Z","obsTimeLocal":"2026-11-05T00:20:00+02:00","metarType":"METAR","raw":"METAR EFHK 042220Z 28011KT CAVOK 07/05 Q1019 NOSIG","temp":7,"dewpoint":5,"humidity":87,"wind":5.7,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-04T22:50:00.000Z","obsTimeLocal":"2026-11-05T00:50:00+02:00","metarType":"METAR","raw":"METAR EFHK 042250Z 28012KT CAVOK 07/05 Q1019 NOSIG","temp":7,"dewpoint":5,"humidity":87,"wind":6.2,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-04T23:20:00.000Z","obsTimeLocal":"2026-11-05T01:20:00+02:00","metarType":"METAR","raw":"METAR EFHK 042320Z 29011KT CAVOK 06/05 Q1018 NOSIG","temp":6,"dewpoint":5,"humidity":93,"wind":5.7,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-04T23:50:00.000Z","obsTimeLocal":"2026-11-05T01:50:00+02:00","metarType":"METAR","raw":"METAR EFHK 042350Z 29010KT CAVOK 07/05 Q1018 NOSIG","temp":7,"dewpoint":5,"humidity":87,"wind":5.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-05T00:20:00.000Z","obsTimeLocal":"2026-11-05T02:20:00+02:00","metarType":"METAR","raw":"METAR EFHK 050020Z 29011KT CAVOK 07/05 Q1018 NOSIG","temp":7,"dewpoint":5,"humidity":87,"wind":5.7,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-05T00:50:00.000Z","obsTimeLocal":"2026-11-05T02:50:00+02:00","metarType":"METAR","raw":"METAR EFHK 050050Z 29010KT CAVOK 06/05 Q1018 NOSIG","temp":6,"dewpoint":5,"humidity":93,"wind":5.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-05T01:20:00.000Z","obsTimeLocal":"2026-11-05T03:20:00+02:00","metarType":"METAR","raw":"METAR EFHK 050120Z 29010KT CAVOK 06/05 Q1018 NOSIG","temp":6,"dewpoint":5,"humidity":93,"wind":5.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-05T01:50:00.000Z","obsTimeLocal":"2026-11-05T03:50:00+02:00","metarType":"METAR","raw":"METAR EFHK 050150Z 29010KT CAVOK 06/05 Q1018 NOSIG","temp":6,"dewpoint":5,"humidity":93,"wind":5.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-05T02:20:00.000Z","obsTimeLocal":"2026-11-05T04:20:00+02:00","metarType":"METAR","raw":"METAR EFHK 050220Z 29009KT 9999 FEW032 06/05 Q1018 NOSIG","temp":6,"dewpoint":5,"humidity":93,"wind":4.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-05T02:50:00.000Z","obsTimeLocal":"2026-11-05T04:50:00+02:00","metarType":"METAR","raw":"METAR EFHK 050250Z 28009KT 9999 FEW032 06/05 Q1017 NOSIG","temp":6,"dewpoint":5,"humidity":93,"wind":4.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-05T03:20:00.000Z","obsTimeLocal":"2026-11-05T05:20:00+02:00","metarType":"METAR","raw":"METAR EFHK 050320Z 28010KT CAVOK 06/05 Q1017 NOSIG","temp":6,"dewpoint":5,"humidity":93,"wind":5.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-05T03:50:00.000Z","obsTimeLocal":"2026-11-05T05:50:00+02:00","metarType":"METAR","raw":"METAR EFHK 050350Z 28010KT CAVOK 05/04 Q1017 NOSIG","temp":5,"dewpoint":4,"humidity":93,"wind":5.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-05T04:20:00.000Z","obsTimeLocal":"2026-11-05T06:20:00+02:00","metarType":"METAR","raw":"METAR EFHK 050420Z 28009KT CAVOK 05/04 Q1017 NOSIG","temp":5,"dewpoint":4,"humidity":93,"wind":4.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-05T04:50:00.000Z","obsTimeLocal":"2026-11-05T06:50:00+02:00","metarType":"METAR","raw":"METAR EFHK 050450Z 29011KT CAVOK 05/04 Q1017 NOSIG","temp":5,"dewpoint":4,"humidity":93,"wind":5.7,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-05T05:20:00.000Z","obsTimeLocal":"2026-11-05T07:20:00+02:00","metarType":"METAR","raw":"METAR EFHK 050520Z 29009KT CAVOK 05/04 Q1017 NOSIG","temp":5,"dewpoint":4,"humidity":93,"wind":4.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-05T05:50:00.000Z","obsTimeLocal":"2026-11-05T07:50:00+02:00","metarType":"METAR","raw":"METAR EFHK 050550Z 29009KT CAVOK 05/03 Q1017 NOSIG","temp":5,"dewpoint":3,"humidity":87,"wind":4.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-05T06:20:00.000Z","obsTimeLocal":"2026-11-05T08:20:00+02:00","metarType":"METAR","raw":"METAR EFHK 050620Z 29009KT CAVOK 05/03 Q1018 NOSIG","temp":5,"dewpoint":3,"humidity":87,"wind":4.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-05T06:50:00.000Z","obsTimeLocal":"2026-11-05T08:50:00+02:00","metarType":"METAR","raw":"METAR EFHK 050650Z 28008KT CAVOK 05/03 Q1018 NOSIG","temp":5,"dewpoint":3,"humidity":87,"wind":4.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-05T07:20:00.000Z","obsTimeLocal":"2026-11-05T09:20:00+02:00","metarType":"METAR","raw":"METAR EFHK 050720Z 28009KT CAVOK 05/02 Q1018 NOSIG","temp":5,"dewpoint":2,"humidity":81,"wind":4.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-05T07:50:00.000Z","obsTimeLocal":"2026-11-05T09:50:00+02:00","metarType":"METAR","raw":"METAR EFHK 050750Z 28011KT CAVOK 05/02 Q1018 NOSIG","temp":5,"dewpoint":2,"humidity":81,"wind":5.7,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-05T08:20:00.000Z","obsTimeLocal":"2026-11-05T10:20:00+02:00","metarType":"METAR","raw":"METAR EFHK 050820Z 29012KT CAVOK 06/02 Q1018 NOSIG","temp":6,"dewpoint":2,"humidity":76,"wind":6.2,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-05T08:50:00.000Z","obsTimeLocal":"2026-11-05T10:50:00+02:00","metarType":"METAR","raw":"METAR EFHK 050850Z 29012KT CAVOK 06/02 Q1018 NOSIG","temp":6,"dewpoint":2,"humidity":76,"wind":6.2,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-05T09:20:00.000Z","obsTimeLocal":"2026-11-05T11:20:00+02:00","metarType":"METAR","raw":"METAR EFHK 050920Z 29013KT CAVOK 07/02 Q1018 NOSIG","temp":7,"dewpoint":2,"humidity":70,"wind":6.7,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-05T09:50:00.000Z","obsTimeLocal":"2026-11-05T11:50:00+02:00","metarType":"METAR","raw":"METAR EFHK 050950Z 30012KT CAVOK 07/02 Q1018 NOSIG","temp":7,"dewpoint":2,"humidity":70,"wind":6.2,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-05T10:20:00.000Z","obsTimeLocal":"2026-11-05T12:20:00+02:00","metarType":"METAR","raw":"METAR EFHK 051020Z 30012KT 9999 FEW020 07/02 Q1018 NOSIG","temp":7,"dewpoint":2,"humidity":70,"wind":6.2,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-05T10:50:00.000Z","obsTimeLocal":"2026-11-05T12:50:00+02:00","metarType":"METAR","raw":"METAR EFHK 051050Z 30012KT 9999 FEW022 07/01 Q1017 NOSIG","temp":7,"dewpoint":1,"humidity":66,"wind":6.2,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-05T11:20:00.000Z","obsTimeLocal":"2026-11-05T13:20:00+02:00","metarType":"METAR","raw":"METAR EFHK 051120Z 31012KT 9999 FEW024 08/01 Q1017 NOSIG","temp":8,"dewpoint":1,"humidity":61,"wind":6.2,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-05T11:50:00.000Z","obsTimeLocal":"2026-11-05T13:50:00+02:00","metarType":"METAR","raw":"METAR EFHK 051150Z 30014G25KT 9999 FEW030 08/01 Q1017 NOSIG","temp":8,"dewpoint":1,"humidity":61,"wind":7.2,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-05T12:20:00.000Z","obsTimeLocal":"2026-11-05T14:20:00+02:00","metarType":"METAR","raw":"METAR EFHK 051220Z 30013KT 270V330 9999 FEW035 08/01 Q1017 NOSIG","temp":8,"dewpoint":1,"humidity":61,"wind":6.7,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-05T12:50:00.000Z","obsTimeLocal":"2026-11-05T14:50:00+02:00","metarType":"METAR","raw":"METAR EFHK 051250Z 30012KT 9999 FEW035 07/01 Q1017 NOSIG","temp":7,"dewpoint":1,"humidity":66,"wind":6.2,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-05T13:20:00.000Z","obsTimeLocal":"2026-11-05T15:20:00+02:00","metarType":"METAR","raw":"METAR EFHK 051320Z 30012KT 9999 FEW038 07/01 Q1017 NOSIG","temp":7,"dewpoint":1,"humidity":66,"wind":6.2,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-05T13:50:00.000Z","obsTimeLocal":"2026-11-05T15:50:00+02:00","metarType":"METAR","raw":"METAR EFHK 051350Z 30011KT 9999 FEW040 07/02 Q1016 NOSIG","temp":7,"dewpoint":2,"humidity":70,"wind":5.7,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-05T14:20:00.000Z","obsTimeLocal":"2026-11-05T16:20:00+02:00","metarType":"METAR","raw":"METAR EFHK 051420Z 28009KT 9999 FEW040 06/02 Q1016 NOSIG","temp":6,"dewpoint":2,"humidity":76,"wind":4.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-05T14:50:00.000Z","obsTimeLocal":"2026-11-05T16:50:00+02:00","metarType":"METAR","raw":"METAR EFHK 051450Z 28008KT 9999 FEW040 05/01 Q1016 NOSIG","temp":5,"dewpoint":1,"humidity":75,"wind":4.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-05T15:20:00.000Z","obsTimeLocal":"2026-11-05T17:20:00+02:00","metarType":"METAR","raw":"METAR EFHK 051520Z 29010KT 9999 FEW040 05/02 Q1016 NOSIG","temp":5,"dewpoint":2,"humidity":81,"wind":5.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-05T15:50:00.000Z","obsTimeLocal":"2026-11-05T17:50:00+02:00","metarType":"METAR","raw":"METAR EFHK 051550Z 29008KT 9999 FEW040 05/01 Q1016 NOSIG","temp":5,"dewpoint":1,"humidity":75,"wind":4.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-05T16:20:00.000Z","obsTimeLocal":"2026-11-05T18:20:00+02:00","metarType":"METAR","raw":"METAR EFHK 051620Z 29008KT 9999 FEW045 04/01 Q1016 NOSIG","temp":4,"dewpoint":1,"humidity":81,"wind":4.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-05T16:50:00.000Z","obsTimeLocal":"2026-11-05T18:50:00+02:00","metarType":"METAR","raw":"METAR EFHK 051650Z 30009KT 9999 FEW045 05/01 Q1017 NOSIG","temp":5,"dewpoint":1,"humidity":75,"wind":4.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-05T17:20:00.000Z","obsTimeLocal":"2026-11-05T19:20:00+02:00","metarType":"METAR","raw":"METAR EFHK 051720Z 30008KT 9999 FEW045 04/00 Q1017 NOSIG","temp":4,"dewpoint":0,"humidity":75,"wind":4.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-05T17:50:00.000Z","obsTimeLocal":"2026-11-05T19:50:00+02:00","metarType":"METAR","raw":"METAR EFHK 051750Z 32009KT 9999 FEW045 04/00 Q1018 TEMPO FEW030CB","temp":4,"dewpoint":0,"humidity":75,"wind":4.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-05T18:20:00.000Z","obsTimeLocal":"2026-11-05T20:20:00+02:00","metarType":"METAR","raw":"METAR EFHK 051820Z 32008KT 9999 FEW035 04/00 Q1018 TEMPO FEW030CB","temp":4,"dewpoint":0,"humidity":75,"wind":4.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-05T18:50:00.000Z","obsTimeLocal":"2026-11-05T20:50:00+02:00","metarType":"METAR","raw":"METAR EFHK 051850Z 33011KT CAVOK 05/00 Q1018 NOSIG","temp":5,"dewpoint":0,"humidity":70,"wind":5.7,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-05T19:20:00.000Z","obsTimeLocal":"2026-11-05T21:20:00+02:00","metarType":"METAR","raw":"METAR EFHK 051920Z 33014KT CAVOK 05/00 Q1018 NOSIG","temp":5,"dewpoint":0,"humidity":70,"wind":7.2,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-05T19:50:00.000Z","obsTimeLocal":"2026-11-05T21:50:00+02:00","metarType":"METAR","raw":"METAR EFHK 051950Z 33012KT CAVOK 05/M00 Q1019 NOSIG","temp":5,"dewpoint":0,"humidity":70,"wind":6.2,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-05T20:20:00.000Z","obsTimeLocal":"2026-11-05T22:20:00+02:00","metarType":"METAR","raw":"METAR EFHK 052020Z 33011KT CAVOK 05/00 Q1019 NOSIG","temp":5,"dewpoint":0,"humidity":70,"wind":5.7,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-05T20:50:00.000Z","obsTimeLocal":"2026-11-05T22:50:00+02:00","metarType":"METAR","raw":"METAR EFHK 052050Z 33012KT CAVOK 04/00 Q1019 NOSIG","temp":4,"dewpoint":0,"humidity":75,"wind":6.2,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-05T21:20:00.000Z","obsTimeLocal":"2026-11-05T23:20:00+02:00","metarType":"METAR","raw":"METAR EFHK 052120Z 33012KT CAVOK 04/M00 Q1020 NOSIG","temp":4,"dewpoint":0,"humidity":75,"wind":6.2,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-05T21:50:00.000Z","obsTimeLocal":"2026-11-05T23:50:00+02:00","metarType":"METAR","raw":"METAR EFHK 052150Z 33012KT CAVOK 03/M00 Q1020 NOSIG","temp":3,"dewpoint":0,"humidity":81,"wind":6.2,"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/EFHK/YYYY-MM-DD (HTML) and https://weathermarket.io/api/station/EFHK/YYYY-MM-DD (JSON)."],"citation":"Settlement source: the METAR-derived station-day record for EFHK for the contract date (station-local calendar day), as published at https://weathermarket.io/station/EFHK/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/EFHK/2026-11-05","json":"https://weathermarket.io/api/station/EFHK/2026-11-05","record":"https://weathermarket.io/api/station/EFHK/2026-11-05?format=record","prev":"https://weathermarket.io/station/EFHK/2026-11-04","next":"https://weathermarket.io/station/EFHK/2026-11-06","station":"https://weathermarket.io/station/EFHK","external":{"iem":"https://mesonet.agron.iastate.edu/cgi-bin/request/asos.py?station=EFHK&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=EFHK&tipo=SA&ord=REV&nil=SI&fmt=html&ano=2026&mes=11&day=4&hora=22&anof=2026&mesf=11&dayf=5&horaf=21&minf=59&send=send","awcLive":"https://aviationweather.gov/data/metar/?ids=EFHK"}}}