{"station":{"icao":"KSEA","city":{"slug":"seattle","name":"Seattle","country":"United States"},"timezone":"America/Los_Angeles","lat":47.61,"lon":-122.33,"us":true,"html":"https://weathermarket.io/station/KSEA","json":"https://weathermarket.io/api/station/KSEA","nwsCli":{"html":"https://weathermarket.io/nws-cli/KSEA","json":"https://weathermarket.io/api/nws-cli/KSEA"}},"date":"2026-10-25","window":{"date":"2026-10-25","timezone":"America/Los_Angeles","dayStartUtc":"2026-10-25T07:00:00.000Z","dayEndUtc":"2026-10-26T07:00:00.000Z","utcOffsetStart":"-07:00","utcOffsetEnd":"-07:00","hours":24},"complete":true,"values":{"tmax":14.4,"tmaxAt":"2026-10-25T23:53:00.000Z","tmin":8.3,"tminAt":"2026-10-25T11:53:00.000Z","tavg":10.7,"humidityMean":75.1,"windMean":3,"windMax":4.6,"windMaxAt":"2026-10-25T12:53:00.000Z","precipObservedCount":10,"nObservations":24,"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":"2026-10-25T23:53:00.000Z","obsTimeLocal":"2026-10-25T16:53:00-07:00","metarType":"METAR","raw":"METAR KSEA 252353Z 12007KT 10SM FEW050 BKN070 14/07 A2993 RMK AO2 SLP141 60001 T01440067 10144 20094 56006 $","temp":14.4,"dewpoint":6.7,"humidity":60,"wind":3.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},"tmin":{"obsTimeUtc":"2026-10-25T11:53:00.000Z","obsTimeLocal":"2026-10-25T04:53:00-07:00","metarType":"METAR","raw":"METAR KSEA 251153Z VRB05KT 9SM -RA BKN060 OVC070 08/07 A2995 RMK AO2 SLP147 P0001 60002 70002 T00830072 10106 20083 55006 $","temp":8.3,"dewpoint":7.2,"humidity":93,"wind":2.6,"precipObserved":true,"correctedAt":null,"originalRaw":null},"windMax":{"obsTimeUtc":"2026-10-25T12:53:00.000Z","obsTimeLocal":"2026-10-25T05:53:00-07:00","metarType":"METAR","raw":"METAR KSEA 251253Z 06009KT 5SM RA BR OVC050 09/07 A2993 RMK AO2 SLP142 P0002 T00890072 $","temp":8.9,"dewpoint":7.2,"humidity":89,"wind":4.6,"precipObserved":true,"correctedAt":null,"originalRaw":null}},"finality":{"status":"final","finalAt":"2026-10-26T10:00:00.000Z","settleable":true,"coverage":{"ok":true,"maxGapMinutes":60,"normalIntervalMin":60,"thresholdMinutes":90},"reasons":[],"holdHours":3},"revision":"d08df9454db001bd","lastChangedAt":"2026-10-26T06:56:38.326Z","corrections":[],"anchor":{"contract":"0x2B59812947B48B5988FaA805a9514a5162415091","chainId":14,"record":"https://weathermarket.io/api/station/KSEA/2026-10-25?format=record","status":"anchored","sha256":"8c38a55c7261811697548007deb3da05beac1b30c026141d546ec1ec2ab6f735","revision":"d08df9454db001bd","flareTxHash":"0x42885942905a25b19717f8fc7857efc220f596fecdf3bd9f5122cee821bb6876","flareBlock":73833169,"anchoredAt":"2026-11-05T21:01:40.919Z","explorer":"https://flare-explorer.flare.network/tx/0x42885942905a25b19717f8fc7857efc220f596fecdf3bd9f5122cee821bb6876","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":24,"suspect":0,"bad":0,"flagged":[]},"extremes":{"tmax":{"obsTimeUtc":"2026-10-25T23:53:00.000Z","flag":"good","reasons":[]},"tmin":{"obsTimeUtc":"2026-10-25T11:53:00.000Z","flag":"good","reasons":[]},"anyFlagged":false},"excludingBad":{"tmax":14.4,"tmin":8.3,"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":{"status":"issued","tmax":14.44,"tmin":7.78,"precip":5.59,"corrected":false,"issuedAt":"2026-10-26T08:27:00.000Z","html":"https://weathermarket.io/nws-cli/KSEA/2026-10-25","json":"https://weathermarket.io/api/nws-cli/KSEA/2026-10-25"},"observations":[{"obsTimeUtc":"2026-10-25T07:53:00.000Z","obsTimeLocal":"2026-10-25T00:53:00-07:00","metarType":"METAR","raw":"METAR KSEA 250753Z 09003KT 10SM OVC075 09/04 A2997 RMK AO2 SLP157 T00940044 401280044 $","temp":9.4,"dewpoint":4.4,"humidity":71,"wind":1.5,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-25T08:53:00.000Z","obsTimeLocal":"2026-10-25T01:53:00-07:00","metarType":"METAR","raw":"METAR KSEA 250853Z 00000KT 10SM OVC080 09/04 A2996 RMK AO2 SLP154 T00940044 56007 $","temp":9.4,"dewpoint":4.4,"humidity":71,"wind":0,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-25T09:53:00.000Z","obsTimeLocal":"2026-10-25T02:53:00-07:00","metarType":"METAR","raw":"METAR KSEA 250953Z 33004KT 10SM -RA BKN060 OVC080 09/07 A2996 RMK AO2 RAB25 SLP153 P0000 T00940067 $","temp":9.4,"dewpoint":6.7,"humidity":83,"wind":2.1,"precipObserved":true,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-25T10:53:00.000Z","obsTimeLocal":"2026-10-25T03:53:00-07:00","metarType":"METAR","raw":"METAR KSEA 251053Z 36006KT 8SM -RA BKN065 OVC080 09/07 A2994 RMK AO2 SLP144 P0001 T00940072 $","temp":9.4,"dewpoint":7.2,"humidity":86,"wind":3.1,"precipObserved":true,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-25T11:53:00.000Z","obsTimeLocal":"2026-10-25T04:53:00-07:00","metarType":"METAR","raw":"METAR KSEA 251153Z VRB05KT 9SM -RA BKN060 OVC070 08/07 A2995 RMK AO2 SLP147 P0001 60002 70002 T00830072 10106 20083 55006 $","temp":8.3,"dewpoint":7.2,"humidity":93,"wind":2.6,"precipObserved":true,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-25T12:53:00.000Z","obsTimeLocal":"2026-10-25T05:53:00-07:00","metarType":"METAR","raw":"METAR KSEA 251253Z 06009KT 5SM RA BR OVC050 09/07 A2993 RMK AO2 SLP142 P0002 T00890072 $","temp":8.9,"dewpoint":7.2,"humidity":89,"wind":4.6,"precipObserved":true,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-25T13:53:00.000Z","obsTimeLocal":"2026-10-25T06:53:00-07:00","metarType":"METAR","raw":"METAR KSEA 251353Z 29008KT 7SM -RA FEW004 BKN060 BKN070 08/08 A2994 RMK AO2 PRESRR SLP145 P0005 T00830078 $","temp":8.3,"dewpoint":7.8,"humidity":97,"wind":4.1,"precipObserved":true,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-25T14:53:00.000Z","obsTimeLocal":"2026-10-25T07:53:00-07:00","metarType":"METAR","raw":"METAR KSEA 251453Z 33006KT 7SM -RA FEW020 OVC060 08/07 A2995 RMK AO2 SLP149 P0006 60013 T00830072 53002 $","temp":8.3,"dewpoint":7.2,"humidity":93,"wind":3.1,"precipObserved":true,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-25T15:53:00.000Z","obsTimeLocal":"2026-10-25T08:53:00-07:00","metarType":"METAR","raw":"METAR KSEA 251553Z 35006KT 4SM -RA BR FEW020 OVC050 08/07 A2997 RMK AO2 SLP154 P0005 T00830072 $","temp":8.3,"dewpoint":7.2,"humidity":93,"wind":3.1,"precipObserved":true,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-25T16:53:00.000Z","obsTimeLocal":"2026-10-25T09:53:00-07:00","metarType":"METAR","raw":"METAR KSEA 251653Z 06005KT 8SM -RA FEW010 OVC044 09/07 A2997 RMK AO2 SLP155 P0001 T00890072 $","temp":8.9,"dewpoint":7.2,"humidity":89,"wind":2.6,"precipObserved":true,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-25T17:53:00.000Z","obsTimeLocal":"2026-10-25T10:53:00-07:00","metarType":"METAR","raw":"METAR KSEA 251753Z 06004KT 5SM -RA BR FEW010 OVC040 09/08 A2996 RMK AO2 RAE1656B15 SLP154 P0000 60019 T00940078 10094 20078 50004 $","temp":9.4,"dewpoint":7.8,"humidity":90,"wind":2.1,"precipObserved":true,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-25T18:53:00.000Z","obsTimeLocal":"2026-10-25T11:53:00-07:00","metarType":"METAR","raw":"METAR KSEA 251853Z 13004KT 10SM OVC042 11/07 A2997 RMK AO2 RAE09 SLP155 P0001 T01060072 $","temp":10.6,"dewpoint":7.2,"humidity":79,"wind":2.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-25T19:53:00.000Z","obsTimeLocal":"2026-10-25T12:53:00-07:00","metarType":"METAR","raw":"METAR KSEA 251953Z 10008KT 5SM -RA BR FEW019 OVC045 11/08 A2997 RMK AO2 RAB32 SLP154 P0000 T01060078 $","temp":10.6,"dewpoint":7.8,"humidity":83,"wind":4.1,"precipObserved":true,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-25T20:53:00.000Z","obsTimeLocal":"2026-10-25T13:53:00-07:00","metarType":"METAR","raw":"METAR KSEA 252053Z 14009G14KT 10SM FEW010 BKN041 OVC075 11/08 A2995 RMK AO2 RAE30 SLP149 P0000 60001 T01110078 58005 $","temp":11.1,"dewpoint":7.8,"humidity":80,"wind":4.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-25T21:53:00.000Z","obsTimeLocal":"2026-10-25T14:53:00-07:00","metarType":"METAR","raw":"METAR KSEA 252153Z 11005KT 10SM OVC046 13/07 A2994 RMK AO2 SLP144 T01280072 $","temp":12.8,"dewpoint":7.2,"humidity":69,"wind":2.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-25T22:53:00.000Z","obsTimeLocal":"2026-10-25T15:53:00-07:00","metarType":"METAR","raw":"METAR KSEA 252253Z VRB04KT 10SM BKN050 OVC070 13/07 A2994 RMK AO2 SLP144 T01330067 $","temp":13.3,"dewpoint":6.7,"humidity":64,"wind":2.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-25T23:53:00.000Z","obsTimeLocal":"2026-10-25T16:53:00-07:00","metarType":"METAR","raw":"METAR KSEA 252353Z 12007KT 10SM FEW050 BKN070 14/07 A2993 RMK AO2 SLP141 60001 T01440067 10144 20094 56006 $","temp":14.4,"dewpoint":6.7,"humidity":60,"wind":3.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-26T00:53:00.000Z","obsTimeLocal":"2026-10-25T17:53:00-07:00","metarType":"METAR","raw":"METAR KSEA 260053Z 14005KT 10SM FEW050 BKN065 13/06 A2994 RMK AO2 SLP143 T01280056 $","temp":12.8,"dewpoint":5.6,"humidity":62,"wind":2.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-26T01:53:00.000Z","obsTimeLocal":"2026-10-25T18:53:00-07:00","metarType":"METAR","raw":"METAR KSEA 260153Z 11008KT 10SM BKN075 BKN120 12/04 A2994 RMK AO2 SLP146 T01220044 $","temp":12.2,"dewpoint":4.4,"humidity":59,"wind":4.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-26T02:53:00.000Z","obsTimeLocal":"2026-10-25T19:53:00-07:00","metarType":"METAR","raw":"METAR KSEA 260253Z 12009KT 10SM BKN050 BKN120 12/04 A2995 RMK AO2 SLP148 T01220044 53006 $","temp":12.2,"dewpoint":4.4,"humidity":59,"wind":4.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-26T03:53:00.000Z","obsTimeLocal":"2026-10-25T20:53:00-07:00","metarType":"METAR","raw":"METAR KSEA 260353Z 11008KT 10SM OVC060 12/04 A2995 RMK AO2 SLP149 T01220044 $","temp":12.2,"dewpoint":4.4,"humidity":59,"wind":4.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-26T04:53:00.000Z","obsTimeLocal":"2026-10-25T21:53:00-07:00","metarType":"METAR","raw":"METAR KSEA 260453Z 13007KT 10SM OVC060 12/04 A2996 RMK AO2 SLP152 T01220039 $","temp":12.2,"dewpoint":3.9,"humidity":57,"wind":3.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-26T05:53:00.000Z","obsTimeLocal":"2026-10-25T22:53:00-07:00","metarType":"METAR","raw":"METAR KSEA 260553Z VRB03KT 10SM BKN065 OVC120 12/04 A2995 RMK AO2 SLP150 T01170039 10144 20117 50001 $","temp":11.7,"dewpoint":3.9,"humidity":59,"wind":1.5,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-26T06:53:00.000Z","obsTimeLocal":"2026-10-25T23:53:00-07:00","metarType":"METAR","raw":"METAR KSEA 260653Z 04005KT 10SM SCT065 BKN250 12/04 A2994 RMK AO2 SLP145 T01220039 $","temp":12.2,"dewpoint":3.9,"humidity":57,"wind":2.6,"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). US markets usually settle on the official NWS CLI value instead - see the NWS CLI archive for this station; both values are shown side by side.","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/KSEA/YYYY-MM-DD (HTML) and https://weathermarket.io/api/station/KSEA/YYYY-MM-DD (JSON)."],"citation":"Settlement source: the METAR-derived station-day record for KSEA for the contract date (station-local calendar day), as published at https://weathermarket.io/station/KSEA/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/KSEA/2026-10-25","json":"https://weathermarket.io/api/station/KSEA/2026-10-25","record":"https://weathermarket.io/api/station/KSEA/2026-10-25?format=record","prev":"https://weathermarket.io/station/KSEA/2026-10-24","next":"https://weathermarket.io/station/KSEA/2026-10-26","station":"https://weathermarket.io/station/KSEA","external":{"iem":"https://mesonet.agron.iastate.edu/cgi-bin/request/asos.py?station=SEA&data=metar&year1=2026&month1=10&day1=25&year2=2026&month2=10&day2=27&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=KSEA&tipo=SA&ord=REV&nil=SI&fmt=html&ano=2026&mes=10&day=25&hora=7&anof=2026&mesf=10&dayf=26&horaf=6&minf=59&send=send","awcLive":"https://aviationweather.gov/data/metar/?ids=KSEA"}}}