{"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":"2026-09-29","window":{"date":"2026-09-29","timezone":"America/New_York","dayStartUtc":"2026-09-29T04:00:00.000Z","dayEndUtc":"2026-09-30T04:00:00.000Z","utcOffsetStart":"-04:00","utcOffsetEnd":"-04:00","hours":24},"complete":true,"values":{"tmax":28.9,"tmaxAt":"2026-09-29T20:52:00.000Z","tmin":15.6,"tminAt":"2026-09-29T10:52:00.000Z","tavg":22.2,"humidityMean":50.5,"windMean":2.4,"windMax":5.1,"windMaxAt":"2026-09-30T02:52:00.000Z","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":"2026-09-29T20:52:00.000Z","obsTimeLocal":"2026-09-29T16:52:00-04:00","metarType":"METAR","raw":"METAR KATL 292052Z 26004KT 10SM FEW200 29/09 A2999 RMK AO2 SLP147 T02890089 56019 $","temp":28.9,"dewpoint":8.9,"humidity":29,"wind":2.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},"tmin":{"obsTimeUtc":"2026-09-29T10:52:00.000Z","obsTimeLocal":"2026-09-29T06:52:00-04:00","metarType":"METAR","raw":"METAR KATL 291052Z 04004KT 10SM CLR 16/11 A3002 RMK AO2 SLP159 T01560111 $","temp":15.6,"dewpoint":11.1,"humidity":75,"wind":2.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},"windMax":{"obsTimeUtc":"2026-09-30T02:52:00.000Z","obsTimeLocal":"2026-09-29T22:52:00-04:00","metarType":"METAR","raw":"METAR KATL 300252Z 07010KT 10SM CLR 23/13 A3007 RMK AO2 SLP174 T02280128 53016 $","temp":22.8,"dewpoint":12.8,"humidity":53,"wind":5.1,"precipObserved":false,"correctedAt":null,"originalRaw":null}},"finality":{"status":"final","finalAt":"2026-09-30T07:00:00.000Z","settleable":true,"coverage":{"ok":true,"maxGapMinutes":60,"normalIntervalMin":60,"thresholdMinutes":90},"reasons":[],"holdHours":3},"revision":"f3bbdf1c67ae0da3","lastChangedAt":"2026-09-30T03:54:38.418Z","corrections":[],"anchor":{"contract":"0x2B59812947B48B5988FaA805a9514a5162415091","chainId":14,"record":"https://weathermarket.io/api/station/KATL/2026-09-29?format=record","status":"anchored","sha256":"e54fbf4db9ade499b83a0cb557672929437fd074e6f7dd37e144e2246418820c","revision":"f3bbdf1c67ae0da3","flareTxHash":"0x28c57a77eb57d63dbb5c3e1dde7139455365b5bd5bb3f24f993d689524e70ea3","flareBlock":71112096,"anchoredAt":"2026-10-02T03:01:24.393Z","explorer":"https://flare-explorer.flare.network/tx/0x28c57a77eb57d63dbb5c3e1dde7139455365b5bd5bb3f24f993d689524e70ea3","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":"2026-09-29T20:52:00.000Z","flag":"good","reasons":[]},"tmin":{"obsTimeUtc":"2026-09-29T10:52:00.000Z","flag":"good","reasons":[]},"anyFlagged":false},"excludingBad":{"tmax":28.9,"tmin":15.6,"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":28.89,"tmin":15.56,"precip":0,"corrected":false,"issuedAt":"2026-09-30T08:17:00.000Z","html":"https://weathermarket.io/nws-cli/KATL/2026-09-29","json":"https://weathermarket.io/api/nws-cli/KATL/2026-09-29"},"observations":[{"obsTimeUtc":"2026-09-29T04:52:00.000Z","obsTimeLocal":"2026-09-29T00:52:00-04:00","metarType":"METAR","raw":"METAR KATL 290452Z 00000KT 10SM FEW200 19/11 A3001 RMK AO2 SLP153 T01940106 402670128 $","temp":19.4,"dewpoint":10.6,"humidity":57,"wind":0,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-09-29T05:52:00.000Z","obsTimeLocal":"2026-09-29T01:52:00-04:00","metarType":"METAR","raw":"METAR KATL 290552Z 00000KT 10SM SCT200 17/12 A3000 RMK AO2 SLP153 T01670117 10222 20167 50003 $","temp":16.7,"dewpoint":11.7,"humidity":72,"wind":0,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-09-29T06:52:00.000Z","obsTimeLocal":"2026-09-29T02:52:00-04:00","metarType":"METAR","raw":"METAR KATL 290652Z 01003KT 10SM FEW200 17/11 A3001 RMK AO2 SLP154 T01720106 $","temp":17.2,"dewpoint":10.6,"humidity":65,"wind":1.5,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-09-29T07:52:00.000Z","obsTimeLocal":"2026-09-29T03:52:00-04:00","metarType":"METAR","raw":"METAR KATL 290752Z 05004KT 10SM FEW200 18/11 A3001 RMK AO2 SLP154 T01830106 $","temp":18.3,"dewpoint":10.6,"humidity":61,"wind":2.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-09-29T08:52:00.000Z","obsTimeLocal":"2026-09-29T04:52:00-04:00","metarType":"METAR","raw":"METAR KATL 290852Z 04006KT 10SM FEW200 17/11 A3000 RMK AO2 SLP151 T01720106 58001 $","temp":17.2,"dewpoint":10.6,"humidity":65,"wind":3.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-09-29T09:52:00.000Z","obsTimeLocal":"2026-09-29T05:52:00-04:00","metarType":"METAR","raw":"METAR KATL 290952Z 08004KT 10SM CLR 16/11 A3000 RMK AO2 SLP152 T01610106 $","temp":16.1,"dewpoint":10.6,"humidity":70,"wind":2.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-09-29T10:52:00.000Z","obsTimeLocal":"2026-09-29T06:52:00-04:00","metarType":"METAR","raw":"METAR KATL 291052Z 04004KT 10SM CLR 16/11 A3002 RMK AO2 SLP159 T01560111 $","temp":15.6,"dewpoint":11.1,"humidity":75,"wind":2.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-09-29T11:52:00.000Z","obsTimeLocal":"2026-09-29T07:52:00-04:00","metarType":"METAR","raw":"METAR KATL 291152Z 05004KT 10SM CLR 17/11 A3004 RMK AO2 SLP168 T01670111 10183 20156 53014 $","temp":16.7,"dewpoint":11.1,"humidity":70,"wind":2.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-09-29T12:52:00.000Z","obsTimeLocal":"2026-09-29T08:52:00-04:00","metarType":"METAR","raw":"METAR KATL 291252Z 06005KT 10SM CLR 18/11 A3006 RMK AO2 SLP175 T01830111 $","temp":18.3,"dewpoint":11.1,"humidity":63,"wind":2.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-09-29T13:52:00.000Z","obsTimeLocal":"2026-09-29T09:52:00-04:00","metarType":"METAR","raw":"METAR KATL 291352Z 10006KT 10SM FEW200 21/12 A3007 RMK AO2 SLP175 T02060117 $","temp":20.6,"dewpoint":11.7,"humidity":57,"wind":3.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-09-29T14:52:00.000Z","obsTimeLocal":"2026-09-29T10:52:00-04:00","metarType":"METAR","raw":"METAR KATL 291452Z 08006KT 10SM FEW200 23/12 A3008 RMK AO2 SLP178 T02280117 51011 $","temp":22.8,"dewpoint":11.7,"humidity":50,"wind":3.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-09-29T15:52:00.000Z","obsTimeLocal":"2026-09-29T11:52:00-04:00","metarType":"METAR","raw":"METAR KATL 291552Z 09009KT 10SM FEW200 25/11 A3008 RMK AO2 SLP178 T02500111 $","temp":25,"dewpoint":11.1,"humidity":42,"wind":4.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-09-29T16:52:00.000Z","obsTimeLocal":"2026-09-29T12:52:00-04:00","metarType":"METAR","raw":"METAR KATL 291652Z 16004KT 10SM FEW200 26/10 A3006 RMK AO2 SLP172 T02610100 $","temp":26.1,"dewpoint":10,"humidity":36,"wind":2.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-09-29T17:52:00.000Z","obsTimeLocal":"2026-09-29T13:52:00-04:00","metarType":"METAR","raw":"METAR KATL 291752Z 29004KT 10SM FEW200 27/09 A3005 RMK AO2 SLP168 T02670094 10272 20161 58009 $","temp":26.7,"dewpoint":9.4,"humidity":34,"wind":2.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-09-29T18:52:00.000Z","obsTimeLocal":"2026-09-29T14:52:00-04:00","metarType":"METAR","raw":"METAR KATL 291852Z 00000KT 10SM FEW200 27/09 A3002 RMK AO2 SLP159 T02720089 $","temp":27.2,"dewpoint":8.9,"humidity":32,"wind":0,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-09-29T19:52:00.000Z","obsTimeLocal":"2026-09-29T15:52:00-04:00","metarType":"METAR","raw":"METAR KATL 291952Z 16005KT 10SM FEW200 28/09 A3001 RMK AO2 SLP152 T02830094 $","temp":28.3,"dewpoint":9.4,"humidity":31,"wind":2.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-09-29T20:52:00.000Z","obsTimeLocal":"2026-09-29T16:52:00-04:00","metarType":"METAR","raw":"METAR KATL 292052Z 26004KT 10SM FEW200 29/09 A2999 RMK AO2 SLP147 T02890089 56019 $","temp":28.9,"dewpoint":8.9,"humidity":29,"wind":2.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-09-29T21:52:00.000Z","obsTimeLocal":"2026-09-29T17:52:00-04:00","metarType":"METAR","raw":"METAR KATL 292152Z 06004KT 10SM FEW200 28/09 A2999 RMK AO2 SLP149 T02830094 $","temp":28.3,"dewpoint":9.4,"humidity":31,"wind":2.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-09-29T22:52:00.000Z","obsTimeLocal":"2026-09-29T18:52:00-04:00","metarType":"METAR","raw":"METAR KATL 292252Z 10007KT 10SM FEW200 27/10 A3000 RMK AO2 SLP153 T02720100 $","temp":27.2,"dewpoint":10,"humidity":34,"wind":3.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-09-29T23:52:00.000Z","obsTimeLocal":"2026-09-29T19:52:00-04:00","metarType":"METAR","raw":"METAR KATL 292352Z 09007KT 10SM FEW200 25/10 A3002 RMK AO2 SLP158 T02500100 10289 20250 53009 $","temp":25,"dewpoint":10,"humidity":39,"wind":3.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-09-30T00:52:00.000Z","obsTimeLocal":"2026-09-29T20:52:00-04:00","metarType":"METAR","raw":"METAR KATL 300052Z 08006KT 10SM CLR 24/09 A3004 RMK AO2 SLP164 T02440094 $","temp":24.4,"dewpoint":9.4,"humidity":39,"wind":3.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-09-30T01:52:00.000Z","obsTimeLocal":"2026-09-29T21:52:00-04:00","metarType":"METAR","raw":"METAR KATL 300152Z 13003KT 10SM CLR 22/11 A3005 RMK AO2 SLP168 T02220111 $","temp":22.2,"dewpoint":11.1,"humidity":49,"wind":1.5,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-09-30T02:52:00.000Z","obsTimeLocal":"2026-09-29T22:52:00-04:00","metarType":"METAR","raw":"METAR KATL 300252Z 07010KT 10SM CLR 23/13 A3007 RMK AO2 SLP174 T02280128 53016 $","temp":22.8,"dewpoint":12.8,"humidity":53,"wind":5.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-09-30T03:52:00.000Z","obsTimeLocal":"2026-09-29T23:52:00-04:00","metarType":"METAR","raw":"METAR KATL 300352Z 09007KT 10SM CLR 21/13 A3006 RMK AO2 SLP172 T02110128 $","temp":21.1,"dewpoint":12.8,"humidity":59,"wind":3.6,"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/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/2026-09-29","json":"https://weathermarket.io/api/station/KATL/2026-09-29","record":"https://weathermarket.io/api/station/KATL/2026-09-29?format=record","prev":"https://weathermarket.io/station/KATL/2026-09-28","next":"https://weathermarket.io/station/KATL/2026-09-30","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=9&day1=29&year2=2026&month2=10&day2=1&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=9&day=29&hora=4&anof=2026&mesf=9&dayf=30&horaf=3&minf=59&send=send","awcLive":"https://aviationweather.gov/data/metar/?ids=KATL"}}}