{"station":{"icao":"KATL","city":{"slug":"atlanta","name":"Atlanta","country":"United States"},"timezone":"America/New_York","lat":33.75,"lon":-84.39,"us":true,"html":"https://weathermarket.io/station/KATL","json":"https://weathermarket.io/api/station/KATL","nwsCli":{"html":"https://weathermarket.io/nws-cli/KATL","json":"https://weathermarket.io/api/nws-cli/KATL"}},"date":"2026-10-17","window":{"date":"2026-10-17","timezone":"America/New_York","dayStartUtc":"2026-10-17T04:00:00.000Z","dayEndUtc":"2026-10-18T04:00:00.000Z","utcOffsetStart":"-04:00","utcOffsetEnd":"-04:00","hours":24},"complete":true,"values":{"tmax":19.4,"tmaxAt":"2026-10-17T19:52:00.000Z","tmin":9.4,"tminAt":"2026-10-17T09:52:00.000Z","tavg":13.9,"humidityMean":55,"windMean":7.3,"windMax":10.8,"windMaxAt":"2026-10-17T05:52:00.000Z","precipObservedCount":0,"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":"2026-10-17T19:52:00.000Z","obsTimeLocal":"2026-10-17T15:52:00-04:00","metarType":"METAR","raw":"METAR KATL 171952Z 01013G19KT 10SM FEW050 19/05 A3024 RMK AO2 PK WND 34026/1914 SLP237 T01940050 $","temp":19.4,"dewpoint":5,"humidity":39,"wind":6.7,"precipObserved":false,"correctedAt":null,"originalRaw":null},"tmin":{"obsTimeUtc":"2026-10-17T09:52:00.000Z","obsTimeLocal":"2026-10-17T05:52:00-04:00","metarType":"METAR","raw":"METAR KATL 170952Z 32015G23KT 10SM FEW030 09/04 A3014 RMK AO2 PK WND 32030/0905 SLP202 T00940044 $","temp":9.4,"dewpoint":4.4,"humidity":71,"wind":7.7,"precipObserved":false,"correctedAt":null,"originalRaw":null},"windMax":{"obsTimeUtc":"2026-10-17T05:52:00.000Z","obsTimeLocal":"2026-10-17T01:52:00-04:00","metarType":"METAR","raw":"METAR KATL 170552Z 32021G31KT 10SM FEW037 FEW070 BKN110 13/05 A3011 RMK AO2 PK WND 32034/0525 SLP189 T01330050 10228 20133 51014 $","temp":13.3,"dewpoint":5,"humidity":57,"wind":10.8,"precipObserved":false,"correctedAt":null,"originalRaw":null}},"finality":{"status":"final","finalAt":"2026-10-18T07:00:00.000Z","settleable":true,"coverage":{"ok":true,"maxGapMinutes":60,"normalIntervalMin":60,"thresholdMinutes":90},"reasons":[],"holdHours":3},"revision":"09e178ca20b60473","lastChangedAt":"2026-10-18T03:55:38.609Z","corrections":[],"anchor":{"contract":"0x2B59812947B48B5988FaA805a9514a5162415091","chainId":14,"record":"https://weathermarket.io/api/station/KATL/2026-10-17?format=record","status":"anchored","sha256":"0c85c91724f6050c7613d429b44d3c6d277e53fc9876911b2daa809ebd052975","revision":"09e178ca20b60473","flareTxHash":"0x4994c9bddc45bb7d4d460bff066bca5077a5fc31a8585d2dca6b572c8eb6ddbd","flareBlock":72385642,"anchoredAt":"2026-10-18T07:01:54.780Z","explorer":"https://flare-explorer.flare.network/tx/0x4994c9bddc45bb7d4d460bff066bca5077a5fc31a8585d2dca6b572c8eb6ddbd","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":"2026-10-17T19:52:00.000Z","flag":"good","reasons":[]},"tmin":{"obsTimeUtc":"2026-10-17T09:52:00.000Z","flag":"good","reasons":[]},"anyFlagged":false},"excludingBad":{"tmax":19.4,"tmin":9.4,"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":19.44,"tmin":9.44,"precip":0,"corrected":false,"issuedAt":"2026-10-18T08:18:00.000Z","html":"https://weathermarket.io/nws-cli/KATL/2026-10-17","json":"https://weathermarket.io/api/nws-cli/KATL/2026-10-17"},"observations":[{"obsTimeUtc":"2026-10-17T04:52:00.000Z","obsTimeLocal":"2026-10-17T00:52:00-04:00","metarType":"METAR","raw":"METAR KATL 170452Z 33015G27KT 10SM FEW030 BKN085 14/07 A3010 RMK AO2 PK WND 31034/0434 SLP187 T01440072 402890144 $","temp":14.4,"dewpoint":7.2,"humidity":62,"wind":7.7,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-17T05:52:00.000Z","obsTimeLocal":"2026-10-17T01:52:00-04:00","metarType":"METAR","raw":"METAR KATL 170552Z 32021G31KT 10SM FEW037 FEW070 BKN110 13/05 A3011 RMK AO2 PK WND 32034/0525 SLP189 T01330050 10228 20133 51014 $","temp":13.3,"dewpoint":5,"humidity":57,"wind":10.8,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-17T06:52:00.000Z","obsTimeLocal":"2026-10-17T02:52:00-04:00","metarType":"METAR","raw":"METAR KATL 170652Z 32017G33KT 10SM BKN120 12/03 A3012 RMK AO2 PK WND 32033/0554 SLP194 T01220028 $","temp":12.2,"dewpoint":2.8,"humidity":53,"wind":8.7,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-17T07:52:00.000Z","obsTimeLocal":"2026-10-17T03:52:00-04:00","metarType":"METAR","raw":"METAR KATL 170752Z 33017G31KT 10SM FEW035 FEW120 11/04 A3013 RMK AO2 PK WND 31032/0654 SLP196 T01110039 $","temp":11.1,"dewpoint":3.9,"humidity":61,"wind":8.7,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-17T08:52:00.000Z","obsTimeLocal":"2026-10-17T04:52:00-04:00","metarType":"METAR","raw":"METAR KATL 170852Z 32015G28KT 10SM FEW029 10/04 A3013 RMK AO2 PK WND 32031/0758 SLP196 T01000039 50005 $","temp":10,"dewpoint":3.9,"humidity":66,"wind":7.7,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-17T09:52:00.000Z","obsTimeLocal":"2026-10-17T05:52:00-04:00","metarType":"METAR","raw":"METAR KATL 170952Z 32015G23KT 10SM FEW030 09/04 A3014 RMK AO2 PK WND 32030/0905 SLP202 T00940044 $","temp":9.4,"dewpoint":4.4,"humidity":71,"wind":7.7,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-17T10:52:00.000Z","obsTimeLocal":"2026-10-17T06:52:00-04:00","metarType":"METAR","raw":"METAR KATL 171052Z 33014G22KT 10SM CLR 09/04 A3016 RMK AO2 PK WND 32030/0953 SLP210 T00940044 $","temp":9.4,"dewpoint":4.4,"humidity":71,"wind":7.2,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-17T11:52:00.000Z","obsTimeLocal":"2026-10-17T07:52:00-04:00","metarType":"METAR","raw":"METAR KATL 171152Z 33015G26KT 10SM FEW035 FEW200 09/05 A3017 RMK AO2 PK WND 32027/1130 SLP213 T00940050 10133 20094 51015 $","temp":9.4,"dewpoint":5,"humidity":74,"wind":7.7,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-17T12:52:00.000Z","obsTimeLocal":"2026-10-17T08:52:00-04:00","metarType":"METAR","raw":"METAR KATL 171252Z 33013G24KT 10SM FEW028 FEW200 11/06 A3020 RMK AO2 SLP223 T01060056 $","temp":10.6,"dewpoint":5.6,"humidity":71,"wind":6.7,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-17T13:52:00.000Z","obsTimeLocal":"2026-10-17T09:52:00-04:00","metarType":"METAR","raw":"METAR KATL 171352Z 33014G26KT 10SM FEW026 FEW040 FEW200 13/06 A3023 RMK AO2 PK WND 34026/1313 SLP233 T01280061 $","temp":12.8,"dewpoint":6.1,"humidity":64,"wind":7.2,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-17T14:52:00.000Z","obsTimeLocal":"2026-10-17T10:52:00-04:00","metarType":"METAR","raw":"METAR KATL 171452Z 35019G28KT 10SM FEW032 FEW042 15/06 A3024 RMK AO2 PK WND 02029/1422 SLP238 T01500061 51024 $","temp":15,"dewpoint":6.1,"humidity":55,"wind":9.8,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-17T15:52:00.000Z","obsTimeLocal":"2026-10-17T11:52:00-04:00","metarType":"METAR","raw":"METAR KATL 171552Z 01018G28KT 10SM FEW038 16/05 A3024 RMK AO2 PK WND 34030/1525 SLP240 T01610050 $","temp":16.1,"dewpoint":5,"humidity":48,"wind":9.3,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-17T16:52:00.000Z","obsTimeLocal":"2026-10-17T12:52:00-04:00","metarType":"METAR","raw":"METAR KATL 171652Z 02013G23KT 10SM FEW045 17/05 A3025 RMK AO2 PK WND 02029/1624 SLP240 T01720050 $","temp":17.2,"dewpoint":5,"humidity":45,"wind":6.7,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-17T17:52:00.000Z","obsTimeLocal":"2026-10-17T13:52:00-04:00","metarType":"METAR","raw":"METAR KATL 171752Z 34017G24KT 10SM FEW048 18/06 A3024 RMK AO2 PK WND 02027/1712 SLP237 T01830056 10189 20094 58001 $","temp":18.3,"dewpoint":5.6,"humidity":43,"wind":8.7,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-17T18:52:00.000Z","obsTimeLocal":"2026-10-17T14:52:00-04:00","metarType":"METAR","raw":"METAR KATL 171852Z 36018G28KT 10SM FEW050 19/05 A3023 RMK AO2 PK WND 35028/1849 SLP235 T01890050 $","temp":18.9,"dewpoint":5,"humidity":40,"wind":9.3,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-17T19:52:00.000Z","obsTimeLocal":"2026-10-17T15:52:00-04:00","metarType":"METAR","raw":"METAR KATL 171952Z 01013G19KT 10SM FEW050 19/05 A3024 RMK AO2 PK WND 34026/1914 SLP237 T01940050 $","temp":19.4,"dewpoint":5,"humidity":39,"wind":6.7,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-17T20:52:00.000Z","obsTimeLocal":"2026-10-17T16:52:00-04:00","metarType":"METAR","raw":"METAR KATL 172052Z 33016G23KT 10SM FEW050 18/05 A3025 RMK AO2 SLP240 T01830050 53002 $","temp":18.3,"dewpoint":5,"humidity":42,"wind":8.2,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-17T21:52:00.000Z","obsTimeLocal":"2026-10-17T17:52:00-04:00","metarType":"METAR","raw":"METAR KATL 172152Z 35011G20KT 10SM FEW050 17/04 A3025 RMK AO2 SLP244 T01720044 $","temp":17.2,"dewpoint":4.4,"humidity":43,"wind":5.7,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-17T22:52:00.000Z","obsTimeLocal":"2026-10-17T18:52:00-04:00","metarType":"METAR","raw":"METAR KATL 172252Z 35012G19KT 10SM CLR 16/04 A3027 RMK AO2 PK WND 34027/2212 SLP251 T01610039 $","temp":16.1,"dewpoint":3.9,"humidity":44,"wind":6.2,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-17T23:52:00.000Z","obsTimeLocal":"2026-10-17T19:52:00-04:00","metarType":"METAR","raw":"METAR KATL 172352Z 34009G19KT 10SM CLR 14/04 A3029 RMK AO2 SLP257 T01440039 10194 20144 53014 $","temp":14.4,"dewpoint":3.9,"humidity":49,"wind":4.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-18T00:52:00.000Z","obsTimeLocal":"2026-10-17T20:52:00-04:00","metarType":"METAR","raw":"METAR KATL 180052Z 36014G20KT 10SM CLR 14/03 A3031 RMK AO2 SLP263 T01390033 $","temp":13.9,"dewpoint":3.3,"humidity":49,"wind":7.2,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-18T01:52:00.000Z","obsTimeLocal":"2026-10-17T21:52:00-04:00","metarType":"METAR","raw":"METAR KATL 180152Z 36009KT 10SM CLR 13/04 A3032 RMK AO2 SLP266 T01280039 $","temp":12.8,"dewpoint":3.9,"humidity":55,"wind":4.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-18T02:52:00.000Z","obsTimeLocal":"2026-10-17T22:52:00-04:00","metarType":"METAR","raw":"METAR KATL 180252Z 35007KT 10SM CLR 12/04 A3034 RMK AO2 SLP272 T01170039 53015 $","temp":11.7,"dewpoint":3.9,"humidity":59,"wind":3.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-18T03:52:00.000Z","obsTimeLocal":"2026-10-17T23:52:00-04:00","metarType":"METAR","raw":"METAR KATL 180352Z 36008KT 10SM CLR 12/04 A3036 RMK AO2 SLP279 T01170039 $","temp":11.7,"dewpoint":3.9,"humidity":59,"wind":4.1,"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/KATL/YYYY-MM-DD (HTML) and https://weathermarket.io/api/station/KATL/YYYY-MM-DD (JSON)."],"citation":"Settlement source: the METAR-derived station-day record for KATL for the contract date (station-local calendar day), as published at https://weathermarket.io/station/KATL/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/KATL/2026-10-17","json":"https://weathermarket.io/api/station/KATL/2026-10-17","record":"https://weathermarket.io/api/station/KATL/2026-10-17?format=record","prev":"https://weathermarket.io/station/KATL/2026-10-16","next":"https://weathermarket.io/station/KATL/2026-10-18","station":"https://weathermarket.io/station/KATL","external":{"iem":"https://mesonet.agron.iastate.edu/cgi-bin/request/asos.py?station=ATL&data=metar&year1=2026&month1=10&day1=17&year2=2026&month2=10&day2=19&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=KATL&tipo=SA&ord=REV&nil=SI&fmt=html&ano=2026&mes=10&day=17&hora=4&anof=2026&mesf=10&dayf=18&horaf=3&minf=59&send=send","awcLive":"https://aviationweather.gov/data/metar/?ids=KATL"}}}