{"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":"2026-11-12","window":{"date":"2026-11-12","timezone":"Europe/Helsinki","dayStartUtc":"2026-11-11T22:00:00.000Z","dayEndUtc":"2026-11-12T22:00:00.000Z","utcOffsetStart":"+02:00","utcOffsetEnd":"+02:00","hours":24},"complete":true,"values":{"tmax":7,"tmaxAt":"2026-11-12T10:50:00.000Z","tmin":3,"tminAt":"2026-11-11T22:20:00.000Z","tavg":5.2,"humidityMean":91.4,"windMean":5,"windMax":9.8,"windMaxAt":"2026-11-12T20:50:00.000Z","precipObservedCount":25,"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":"2026-11-12T10:50:00.000Z","obsTimeLocal":"2026-11-12T12:50:00+02:00","metarType":"METAR","raw":"METAR EFHK 121050Z 15012KT 9999 -RADZ FEW007 BKN009 07/06 Q0995 TEMPO BKN012 FEW020TCU","temp":7,"dewpoint":6,"humidity":93,"wind":6.2,"precipObserved":true,"correctedAt":null,"originalRaw":null},"tmin":{"obsTimeUtc":"2026-11-11T22:20:00.000Z","obsTimeLocal":"2026-11-12T00:20:00+02:00","metarType":"METAR","raw":"METAR EFHK 112220Z 10004KT 8000 -RA FEW014 BKN017 03/02 Q0998 TEMPO 7000 BKN012 FEW020CB","temp":3,"dewpoint":2,"humidity":93,"wind":2.1,"precipObserved":true,"correctedAt":null,"originalRaw":null},"windMax":{"obsTimeUtc":"2026-11-12T20:50:00.000Z","obsTimeLocal":"2026-11-12T22:50:00+02:00","metarType":"METAR","raw":"METAR EFHK 122050Z 15019KT 9000 -RA FEW009 BKN012 BKN020 03/02 Q0992 TEMPO 7000 BKN009","temp":3,"dewpoint":2,"humidity":93,"wind":9.8,"precipObserved":true,"correctedAt":null,"originalRaw":null}},"finality":{"status":"final","finalAt":"2026-11-13T01:00:00.000Z","settleable":true,"coverage":{"ok":true,"maxGapMinutes":30,"normalIntervalMin":30,"thresholdMinutes":60},"reasons":[],"holdHours":3},"revision":"f6c254368492ffab","lastChangedAt":"2026-11-12T21:52:39.023Z","corrections":[],"anchor":{"contract":"0x2B59812947B48B5988FaA805a9514a5162415091","chainId":14,"record":"https://weathermarket.io/api/station/EFHK/2026-11-12?format=record","status":"anchored","sha256":"0e3948124247f1ec56d86c6fcb722b21c239281f337f9823592895557e0ced1a","revision":"f6c254368492ffab","flareTxHash":"0x15f53f4daf50af36b286c9a68e87830515a3d7b00a207cdcb56cf7c78a6252bd","flareBlock":74399322,"anchoredAt":"2026-11-13T01:01:16.245Z","explorer":"https://flare-explorer.flare.network/tx/0x15f53f4daf50af36b286c9a68e87830515a3d7b00a207cdcb56cf7c78a6252bd","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":"2026-11-12T10:50:00.000Z","flag":"good","reasons":[]},"tmin":{"obsTimeUtc":"2026-11-11T22:20:00.000Z","flag":"good","reasons":[]},"anyFlagged":false},"excludingBad":{"tmax":7,"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":"2026-11-11T22:20:00.000Z","obsTimeLocal":"2026-11-12T00:20:00+02:00","metarType":"METAR","raw":"METAR EFHK 112220Z 10004KT 8000 -RA FEW014 BKN017 03/02 Q0998 TEMPO 7000 BKN012 FEW020CB","temp":3,"dewpoint":2,"humidity":93,"wind":2.1,"precipObserved":true,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-11T22:50:00.000Z","obsTimeLocal":"2026-11-12T00:50:00+02:00","metarType":"METAR","raw":"METAR EFHK 112250Z 11004KT 080V140 4500 RA BKN006 BKN013 03/03 Q0998 TEMPO 8000 -RA BKN013 FEW020CB","temp":3,"dewpoint":3,"humidity":100,"wind":2.1,"precipObserved":true,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-11T23:20:00.000Z","obsTimeLocal":"2026-11-12T01:20:00+02:00","metarType":"METAR","raw":"METAR EFHK 112320Z 12005KT 8000 -RA FEW005 BKN008 BKN013 04/04 Q0998 TEMPO 7000 BKN013 FEW020CB","temp":4,"dewpoint":4,"humidity":100,"wind":2.6,"precipObserved":true,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-11T23:50:00.000Z","obsTimeLocal":"2026-11-12T01:50:00+02:00","metarType":"METAR","raw":"METAR EFHK 112350Z 14007KT 8000 -RA BKN007 BKN013 05/04 Q0998 TEMPO 7000 BKN013 FEW020CB","temp":5,"dewpoint":4,"humidity":93,"wind":3.6,"precipObserved":true,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-12T00:20:00.000Z","obsTimeLocal":"2026-11-12T02:20:00+02:00","metarType":"METAR","raw":"METAR EFHK 120020Z 14007KT 9999 BKN007 BKN013 05/04 Q0998 TEMPO 7000 BKN013 FEW020CB","temp":5,"dewpoint":4,"humidity":93,"wind":3.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-12T00:50:00.000Z","obsTimeLocal":"2026-11-12T02:50:00+02:00","metarType":"METAR","raw":"METAR EFHK 120050Z 14007KT 9999 -RA BKN007 BKN013 05/04 Q0997 TEMPO 7000 BKN013 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BKN013","temp":6,"dewpoint":4,"humidity":87,"wind":6.2,"precipObserved":true,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-12T13:20:00.000Z","obsTimeLocal":"2026-11-12T15:20:00+02:00","metarType":"METAR","raw":"METAR EFHK 121320Z 17010KT 9999 -RA VCSH FEW012 BKN019 FEW020TCU 06/05 Q0995 BECMG BKN019","temp":6,"dewpoint":5,"humidity":93,"wind":5.1,"precipObserved":true,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-12T13:50:00.000Z","obsTimeLocal":"2026-11-12T15:50:00+02:00","metarType":"METAR","raw":"METAR EFHK 121350Z 16008KT 9999 -RA VCSH FEW011 BKN016 FEW020TCU 06/05 Q0994 BECMG BKN016","temp":6,"dewpoint":5,"humidity":93,"wind":4.1,"precipObserved":true,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-12T14:20:00.000Z","obsTimeLocal":"2026-11-12T16:20:00+02:00","metarType":"METAR","raw":"METAR EFHK 121420Z 17010KT 9999 -RA FEW011 BKN014 06/05 Q0994 TEMPO BKN016","temp":6,"dewpoint":5,"humidity":93,"wind":5.1,"precipObserved":true,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-12T14:50:00.000Z","obsTimeLocal":"2026-11-12T16:50:00+02:00","metarType":"METAR","raw":"METAR EFHK 121450Z 17012KT 9999 SCT014 SCT020 06/05 Q0994 TEMPO BKN014","temp":6,"dewpoint":5,"humidity":93,"wind":6.2,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-12T15:20:00.000Z","obsTimeLocal":"2026-11-12T17:20:00+02:00","metarType":"METAR","raw":"METAR EFHK 121520Z 16012KT 9999 FEW014 BKN016 06/04 Q0994 TEMPO BKN014","temp":6,"dewpoint":4,"humidity":87,"wind":6.2,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-12T15:50:00.000Z","obsTimeLocal":"2026-11-12T17:50:00+02:00","metarType":"METAR","raw":"METAR EFHK 121550Z 17011KT 9999 FEW015 SCT018 06/04 Q0994 NOSIG","temp":6,"dewpoint":4,"humidity":87,"wind":5.7,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-12T16:20:00.000Z","obsTimeLocal":"2026-11-12T18:20:00+02:00","metarType":"METAR","raw":"METAR EFHK 121620Z 16013KT 9999 SCT014 BKN023 06/04 Q0994 TEMPO BKN014","temp":6,"dewpoint":4,"humidity":87,"wind":6.7,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-12T16:50:00.000Z","obsTimeLocal":"2026-11-12T18:50:00+02:00","metarType":"METAR","raw":"METAR EFHK 121650Z 16011KT 9999 FEW014 BKN018 05/03 Q0994 NOSIG","temp":5,"dewpoint":3,"humidity":87,"wind":5.7,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-12T17:20:00.000Z","obsTimeLocal":"2026-11-12T19:20:00+02:00","metarType":"METAR","raw":"METAR EFHK 121720Z 16014KT 9999 FEW014 BKN018 05/03 Q0994 NOSIG","temp":5,"dewpoint":3,"humidity":87,"wind":7.2,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-12T17:50:00.000Z","obsTimeLocal":"2026-11-12T19:50:00+02:00","metarType":"METAR","raw":"METAR EFHK 121750Z 16013KT 9999 BKN016 BKN024 05/02 Q0994 NOSIG","temp":5,"dewpoint":2,"humidity":81,"wind":6.7,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-12T18:20:00.000Z","obsTimeLocal":"2026-11-12T20:20:00+02:00","metarType":"METAR","raw":"METAR EFHK 121820Z 16012KT 9999 SCT017 BKN028 05/02 Q0993 NOSIG","temp":5,"dewpoint":2,"humidity":81,"wind":6.2,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-12T18:50:00.000Z","obsTimeLocal":"2026-11-12T20:50:00+02:00","metarType":"METAR","raw":"METAR EFHK 121850Z 15016KT 9999 BKN018 BKN030 05/02 Q0993 NOSIG","temp":5,"dewpoint":2,"humidity":81,"wind":8.2,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-12T19:20:00.000Z","obsTimeLocal":"2026-11-12T21:20:00+02:00","metarType":"METAR","raw":"METAR EFHK 121920Z 15015KT 9999 BKN018 BKN025 05/01 Q0993 TEMPO BKN014","temp":5,"dewpoint":1,"humidity":75,"wind":7.7,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-12T19:50:00.000Z","obsTimeLocal":"2026-11-12T21:50:00+02:00","metarType":"METAR","raw":"METAR EFHK 121950Z 15014KT 9999 -RA BKN018 BKN023 05/02 Q0993 TEMPO 7000 BKN014","temp":5,"dewpoint":2,"humidity":81,"wind":7.2,"precipObserved":true,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-12T20:20:00.000Z","obsTimeLocal":"2026-11-12T22:20:00+02:00","metarType":"METAR","raw":"METAR EFHK 122020Z 16017KT 9999 -RA BKN019 04/01 Q0992 TEMPO 7000 BKN014","temp":4,"dewpoint":1,"humidity":81,"wind":8.7,"precipObserved":true,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-12T20:50:00.000Z","obsTimeLocal":"2026-11-12T22:50:00+02:00","metarType":"METAR","raw":"METAR EFHK 122050Z 15019KT 9000 -RA FEW009 BKN012 BKN020 03/02 Q0992 TEMPO 7000 BKN009","temp":3,"dewpoint":2,"humidity":93,"wind":9.8,"precipObserved":true,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-12T21:20:00.000Z","obsTimeLocal":"2026-11-12T23:20:00+02:00","metarType":"METAR","raw":"METAR EFHK 122120Z 15013KT 9999 -RA FEW010 BKN014 BKN030 03/02 Q0992 TEMPO 7000","temp":3,"dewpoint":2,"humidity":93,"wind":6.7,"precipObserved":true,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-12T21:50:00.000Z","obsTimeLocal":"2026-11-12T23:50:00+02:00","metarType":"METAR","raw":"METAR EFHK 122150Z 14013KT 9999 -RA FEW010 SCT014 BKN025 03/02 Q0991 TEMPO BKN014","temp":3,"dewpoint":2,"humidity":93,"wind":6.7,"precipObserved":true,"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/2026-11-12","json":"https://weathermarket.io/api/station/EFHK/2026-11-12","record":"https://weathermarket.io/api/station/EFHK/2026-11-12?format=record","prev":"https://weathermarket.io/station/EFHK/2026-11-11","next":"https://weathermarket.io/station/EFHK/2026-11-13","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=11&year2=2026&month2=11&day2=13&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=11&hora=22&anof=2026&mesf=11&dayf=12&horaf=21&minf=59&send=send","awcLive":"https://aviationweather.gov/data/metar/?ids=EFHK"}}}