{"station":{"icao":"KBOS","city":{"slug":"boston","name":"Boston","country":"United States"},"timezone":"America/New_York","lat":42.36,"lon":-71.06,"us":true,"html":"https://weathermarket.io/station/KBOS","json":"https://weathermarket.io/api/station/KBOS","nwsCli":{"html":"https://weathermarket.io/nws-cli/KBOS","json":"https://weathermarket.io/api/nws-cli/KBOS"}},"date":"2026-10-05","window":{"date":"2026-10-05","timezone":"America/New_York","dayStartUtc":"2026-10-05T04:00:00.000Z","dayEndUtc":"2026-10-06T04:00:00.000Z","utcOffsetStart":"-04:00","utcOffsetEnd":"-04:00","hours":24},"complete":true,"values":{"tmax":21.1,"tmaxAt":"2026-10-05T16:54:00.000Z","tmin":12.2,"tminAt":"2026-10-06T03:54:00.000Z","tavg":15.6,"humidityMean":67.6,"windMean":4.6,"windMax":9.8,"windMaxAt":"2026-10-05T19:54:00.000Z","precipObservedCount":0,"nObservations":30,"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":"2026-10-05T16:54:00.000Z","obsTimeLocal":"2026-10-05T12:54:00-04:00","metarType":"METAR","raw":"METAR KBOS 051654Z 28013G24KT 10SM SCT040 SCT090 SCT250 21/10 A2981 RMK AO2 PK WND 28026/1640 SLP093 T02110100","temp":21.1,"dewpoint":10,"humidity":49,"wind":6.7,"precipObserved":false,"correctedAt":null,"originalRaw":null},"tmin":{"obsTimeUtc":"2026-10-06T03:54:00.000Z","obsTimeLocal":"2026-10-05T23:54:00-04:00","metarType":"METAR","raw":"METAR KBOS 060354Z 28010KT 10SM CLR 12/02 A2995 RMK AO2 SLP142 T01220022 $","temp":12.2,"dewpoint":2.2,"humidity":50,"wind":5.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},"windMax":{"obsTimeUtc":"2026-10-05T19:54:00.000Z","obsTimeLocal":"2026-10-05T15:54:00-04:00","metarType":"METAR","raw":"METAR KBOS 051954Z 27019G33KT 10SM FEW070 SCT100 19/02 A2980 RMK AO2 PK WND 24036/1909 SLP089 T01940017","temp":19.4,"dewpoint":1.7,"humidity":31,"wind":9.8,"precipObserved":false,"correctedAt":null,"originalRaw":null}},"finality":{"status":"final","finalAt":"2026-10-06T07:00:00.000Z","settleable":true,"coverage":{"ok":true,"maxGapMinutes":60,"normalIntervalMin":60,"thresholdMinutes":90},"reasons":[],"holdHours":3},"revision":"a28bc43dd08331d1","lastChangedAt":"2026-10-06T03:56:38.424Z","corrections":[],"anchor":{"contract":"0x2B59812947B48B5988FaA805a9514a5162415091","chainId":14,"record":"https://weathermarket.io/api/station/KBOS/2026-10-05?format=record","status":"anchored","sha256":"ebdeb39b95d8cd855828a7b36b36b58978f9b9079581834660162c7c8e44ee0d","revision":"a28bc43dd08331d1","flareTxHash":"0xb0a0fdef40457c451ebdd6f2cee37878eebe80085016a266a9bf86c32c5cd6ba","flareBlock":71439282,"anchoredAt":"2026-10-06T07:01:18.185Z","explorer":"https://flare-explorer.flare.network/tx/0xb0a0fdef40457c451ebdd6f2cee37878eebe80085016a266a9bf86c32c5cd6ba","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":30,"suspect":0,"bad":0,"flagged":[]},"extremes":{"tmax":{"obsTimeUtc":"2026-10-05T16:54:00.000Z","flag":"good","reasons":[]},"tmin":{"obsTimeUtc":"2026-10-06T03:54:00.000Z","flag":"good","reasons":[]},"anyFlagged":false},"excludingBad":{"tmax":21.1,"tmin":12.2,"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":21.67,"tmin":11.67,"precip":0,"corrected":false,"issuedAt":"2026-10-06T05:25:00.000Z","html":"https://weathermarket.io/nws-cli/KBOS/2026-10-05","json":"https://weathermarket.io/api/nws-cli/KBOS/2026-10-05"},"observations":[{"obsTimeUtc":"2026-10-05T04:54:00.000Z","obsTimeLocal":"2026-10-05T00:54:00-04:00","metarType":"METAR","raw":"METAR KBOS 050454Z 35005KT 10SM OVC012 14/13 A3002 RMK AO2 SLP165 T01440128 401720100","temp":14.4,"dewpoint":12.8,"humidity":90,"wind":2.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-05T05:54:00.000Z","obsTimeLocal":"2026-10-05T01:54:00-04:00","metarType":"METAR","raw":"METAR KBOS 050554Z 35005KT 10SM OVC012 14/13 A3000 RMK AO2 SLP157 T01440128 10150 20144 56024","temp":14.4,"dewpoint":12.8,"humidity":90,"wind":2.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-05T06:36:00.000Z","obsTimeLocal":"2026-10-05T02:36:00-04:00","metarType":"SPECI","raw":"SPECI KBOS 050636Z 33004KT 6SM BR OVC009 14/13 A2998 RMK AO2 T01440133","temp":14.4,"dewpoint":13.3,"humidity":93,"wind":2.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-05T06:54:00.000Z","obsTimeLocal":"2026-10-05T02:54:00-04:00","metarType":"METAR","raw":"METAR KBOS 050654Z 34004KT 3SM BR OVC006 14/13 A2997 RMK AO2 SLP147 T01390133","temp":13.9,"dewpoint":13.3,"humidity":96,"wind":2.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-05T07:06:00.000Z","obsTimeLocal":"2026-10-05T03:06:00-04:00","metarType":"SPECI","raw":"SPECI KBOS 050706Z 33004KT 2 1/2SM BR OVC007 14/13 A2996 RMK AO2 T01390133","temp":13.9,"dewpoint":13.3,"humidity":96,"wind":2.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-05T07:29:00.000Z","obsTimeLocal":"2026-10-05T03:29:00-04:00","metarType":"SPECI","raw":"SPECI KBOS 050729Z 31005KT 1 1/2SM BR OVC004 14/13 A2996 RMK AO2 T01390133","temp":13.9,"dewpoint":13.3,"humidity":96,"wind":2.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-05T07:54:00.000Z","obsTimeLocal":"2026-10-05T03:54:00-04:00","metarType":"METAR","raw":"METAR KBOS 050754Z 31008KT 3SM BR OVC005 14/13 A2996 RMK AO2 SLP143 T01390133","temp":13.9,"dewpoint":13.3,"humidity":96,"wind":4.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-05T08:54:00.000Z","obsTimeLocal":"2026-10-05T04:54:00-04:00","metarType":"METAR","raw":"METAR KBOS 050854Z 32005KT 10SM SCT006 OVC014 14/13 A2994 RMK AO2 SLP136 T01390128 56021","temp":13.9,"dewpoint":12.8,"humidity":93,"wind":2.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-05T09:12:00.000Z","obsTimeLocal":"2026-10-05T05:12:00-04:00","metarType":"SPECI","raw":"SPECI KBOS 050912Z 32006KT 10SM FEW007 OVC015 14/13 A2993 RMK AO2 T01390128","temp":13.9,"dewpoint":12.8,"humidity":93,"wind":3.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-05T09:54:00.000Z","obsTimeLocal":"2026-10-05T05:54:00-04:00","metarType":"METAR","raw":"METAR KBOS 050954Z 30005KT 10SM FEW007 OVC015 14/12 A2992 RMK AO2 SLP131 T01390122","temp":13.9,"dewpoint":12.2,"humidity":89,"wind":2.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-05T10:40:00.000Z","obsTimeLocal":"2026-10-05T06:40:00-04:00","metarType":"SPECI","raw":"SPECI KBOS 051040Z 31006KT 10SM OVC014 14/12 A2991 RMK AO2 T01440122","temp":14.4,"dewpoint":12.2,"humidity":87,"wind":3.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-05T10:54:00.000Z","obsTimeLocal":"2026-10-05T06:54:00-04:00","metarType":"METAR","raw":"METAR KBOS 051054Z 30006KT 10SM OVC014 14/12 A2991 RMK AO2 SLP128 T01390122","temp":13.9,"dewpoint":12.2,"humidity":89,"wind":3.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-05T11:54:00.000Z","obsTimeLocal":"2026-10-05T07:54:00-04:00","metarType":"METAR","raw":"METAR KBOS 051154Z 29006KT 10SM BKN012 14/11 A2991 RMK AO2 SLP127 T01390111 10144 20139 56009","temp":13.9,"dewpoint":11.1,"humidity":83,"wind":3.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-05T12:07:00.000Z","obsTimeLocal":"2026-10-05T08:07:00-04:00","metarType":"SPECI","raw":"SPECI KBOS 051207Z 31006KT 10SM SCT012 SCT030 14/12 A2991 RMK AO2 T01440117","temp":14.4,"dewpoint":11.7,"humidity":84,"wind":3.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-05T12:54:00.000Z","obsTimeLocal":"2026-10-05T08:54:00-04:00","metarType":"METAR","raw":"METAR KBOS 051254Z 24008KT 10SM FEW015 SCT250 16/12 A2991 RMK AO2 SLP127 T01560117","temp":15.6,"dewpoint":11.7,"humidity":78,"wind":4.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-05T13:54:00.000Z","obsTimeLocal":"2026-10-05T09:54:00-04:00","metarType":"METAR","raw":"METAR KBOS 051354Z 25007KT 10SM FEW020 FEW250 16/11 A2989 RMK AO2 SLP121 T01560111","temp":15.6,"dewpoint":11.1,"humidity":75,"wind":3.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-05T14:54:00.000Z","obsTimeLocal":"2026-10-05T10:54:00-04:00","metarType":"METAR","raw":"METAR KBOS 051454Z 26008KT 10SM FEW025 FEW250 18/11 A2986 RMK AO2 SLP111 T01780111 58017","temp":17.8,"dewpoint":11.1,"humidity":65,"wind":4.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-05T15:54:00.000Z","obsTimeLocal":"2026-10-05T11:54:00-04:00","metarType":"METAR","raw":"METAR KBOS 051554Z 28013G25KT 10SM FEW025 FEW035 FEW250 20/11 A2983 RMK AO2 SLP100 T02000106","temp":20,"dewpoint":10.6,"humidity":55,"wind":6.7,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-05T16:54:00.000Z","obsTimeLocal":"2026-10-05T12:54:00-04:00","metarType":"METAR","raw":"METAR KBOS 051654Z 28013G24KT 10SM SCT040 SCT090 SCT250 21/10 A2981 RMK AO2 PK WND 28026/1640 SLP093 T02110100","temp":21.1,"dewpoint":10,"humidity":49,"wind":6.7,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-05T17:54:00.000Z","obsTimeLocal":"2026-10-05T13:54:00-04:00","metarType":"METAR","raw":"METAR KBOS 051754Z 27014G29KT 10SM FEW045 SCT060 21/06 A2979 RMK AO2 PK WND 29036/1737 SLP087 T02110061 10211 20139 56023","temp":21.1,"dewpoint":6.1,"humidity":38,"wind":7.2,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-05T18:54:00.000Z","obsTimeLocal":"2026-10-05T14:54:00-04:00","metarType":"METAR","raw":"METAR KBOS 051854Z 29016G28KT 10SM FEW055 SCT095 21/M01 A2979 RMK AO2 PK WND 29037/1844 SLP086 T02111011","temp":21.1,"dewpoint":-1.1,"humidity":23,"wind":8.2,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-05T19:54:00.000Z","obsTimeLocal":"2026-10-05T15:54:00-04:00","metarType":"METAR","raw":"METAR KBOS 051954Z 27019G33KT 10SM FEW070 SCT100 19/02 A2980 RMK AO2 PK WND 24036/1909 SLP089 T01940017","temp":19.4,"dewpoint":1.7,"humidity":31,"wind":9.8,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-05T20:54:00.000Z","obsTimeLocal":"2026-10-05T16:54:00-04:00","metarType":"METAR","raw":"METAR KBOS 052054Z 28016G30KT 10SM FEW065 FEW095 FEW250 19/01 A2980 RMK AO2 PK WND 27031/2022 SLP091 T01890006 53004","temp":18.9,"dewpoint":0.6,"humidity":29,"wind":8.2,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-05T21:54:00.000Z","obsTimeLocal":"2026-10-05T17:54:00-04:00","metarType":"METAR","raw":"METAR KBOS 052154Z 29015G27KT 10SM FEW065 FEW095 FEW250 17/02 A2984 RMK AO2 PK WND 25034/2101 SLP103 T01720022","temp":17.2,"dewpoint":2.2,"humidity":37,"wind":7.7,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-05T22:54:00.000Z","obsTimeLocal":"2026-10-05T18:54:00-04:00","metarType":"METAR","raw":"METAR KBOS 052254Z 28011G21KT 10SM FEW065 16/03 A2987 RMK AO2 PK WND 26026/2229 SLP115 T01610028","temp":16.1,"dewpoint":2.8,"humidity":41,"wind":5.7,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-05T23:54:00.000Z","obsTimeLocal":"2026-10-05T19:54:00-04:00","metarType":"METAR","raw":"METAR KBOS 052354Z 28012G23KT 10SM FEW065 15/03 A2989 RMK AO2 SLP121 T01500028 10217 20150 51030","temp":15,"dewpoint":2.8,"humidity":44,"wind":6.2,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-06T00:54:00.000Z","obsTimeLocal":"2026-10-05T20:54:00-04:00","metarType":"METAR","raw":"METAR KBOS 060054Z 28010KT 10SM CLR 14/03 A2991 RMK AO2 SLP128 T01440033","temp":14.4,"dewpoint":3.3,"humidity":47,"wind":5.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-06T01:54:00.000Z","obsTimeLocal":"2026-10-05T21:54:00-04:00","metarType":"METAR","raw":"METAR KBOS 060154Z 28012KT 10SM CLR 13/02 A2994 RMK AO2 SLP138 T01330022 $","temp":13.3,"dewpoint":2.2,"humidity":47,"wind":6.2,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-06T02:54:00.000Z","obsTimeLocal":"2026-10-05T22:54:00-04:00","metarType":"METAR","raw":"METAR KBOS 060254Z 29009G17KT 10SM CLR 13/02 A2995 RMK AO2 SLP141 T01330017 51020 $","temp":13.3,"dewpoint":1.7,"humidity":45,"wind":4.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-06T03:54:00.000Z","obsTimeLocal":"2026-10-05T23:54:00-04:00","metarType":"METAR","raw":"METAR KBOS 060354Z 28010KT 10SM CLR 12/02 A2995 RMK AO2 SLP142 T01220022 $","temp":12.2,"dewpoint":2.2,"humidity":50,"wind":5.1,"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). 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/KBOS/YYYY-MM-DD (HTML) and https://weathermarket.io/api/station/KBOS/YYYY-MM-DD (JSON)."],"citation":"Settlement source: the METAR-derived station-day record for KBOS for the contract date (station-local calendar day), as published at https://weathermarket.io/station/KBOS/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/KBOS/2026-10-05","json":"https://weathermarket.io/api/station/KBOS/2026-10-05","record":"https://weathermarket.io/api/station/KBOS/2026-10-05?format=record","prev":"https://weathermarket.io/station/KBOS/2026-10-04","next":"https://weathermarket.io/station/KBOS/2026-10-06","station":"https://weathermarket.io/station/KBOS","external":{"iem":"https://mesonet.agron.iastate.edu/cgi-bin/request/asos.py?station=BOS&data=metar&year1=2026&month1=10&day1=5&year2=2026&month2=10&day2=7&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=KBOS&tipo=SA&ord=REV&nil=SI&fmt=html&ano=2026&mes=10&day=5&hora=4&anof=2026&mesf=10&dayf=6&horaf=3&minf=59&send=send","awcLive":"https://aviationweather.gov/data/metar/?ids=KBOS"}}}