{"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":"2026-10-31","window":{"date":"2026-10-31","timezone":"America/New_York","dayStartUtc":"2026-10-31T04:00:00.000Z","dayEndUtc":"2026-11-01T04:00:00.000Z","utcOffsetStart":"-04:00","utcOffsetEnd":"-04:00","hours":24},"complete":true,"values":{"tmax":21.7,"tmaxAt":"2026-10-31T18:52:00.000Z","tmin":15.6,"tminAt":"2026-10-31T09:52:00.000Z","tavg":18.2,"humidityMean":49.6,"windMean":5.8,"windMax":8.2,"windMaxAt":"2026-10-31T13:52:00.000Z","precipObservedCount":2,"nObservations":25,"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":"2026-10-31T18:52:00.000Z","obsTimeLocal":"2026-10-31T14:52:00-04:00","metarType":"METAR","raw":"METAR KATL 311852Z 08015KT 10SM FEW110 SCT170 OVC190 22/05 A3032 RMK AO2 SLP261 VIRGA ALQDS ACC DSNT NW T02170050 $","temp":21.7,"dewpoint":5,"humidity":34,"wind":7.7,"precipObserved":false,"correctedAt":null,"originalRaw":null},"tmin":{"obsTimeUtc":"2026-10-31T09:52:00.000Z","obsTimeLocal":"2026-10-31T05:52:00-04:00","metarType":"METAR","raw":"METAR KATL 310952Z 09005KT 10SM BKN200 OVC250 16/11 A3025 RMK AO2 SLP239 T01560111 $","temp":15.6,"dewpoint":11.1,"humidity":75,"wind":2.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},"windMax":{"obsTimeUtc":"2026-10-31T13:52:00.000Z","obsTimeLocal":"2026-10-31T09:52:00-04:00","metarType":"METAR","raw":"METAR KATL 311352Z 09016KT 10SM BKN170 OVC200 17/06 A3033 RMK AO2 SLP265 VIRGA OHD-ALQDS T01720056 $","temp":17.2,"dewpoint":5.6,"humidity":46,"wind":8.2,"precipObserved":false,"correctedAt":null,"originalRaw":null}},"finality":{"status":"final","finalAt":"2026-11-01T07:00:00.000Z","settleable":true,"coverage":{"ok":true,"maxGapMinutes":60,"normalIntervalMin":60,"thresholdMinutes":90},"reasons":[],"holdHours":3},"revision":"bd6cc160f7cbc21a","lastChangedAt":"2026-11-01T03:55:16.963Z","corrections":[],"anchor":{"contract":"0x2B59812947B48B5988FaA805a9514a5162415091","chainId":14,"record":"https://weathermarket.io/api/station/KATL/2026-10-31?format=record","status":"anchored","sha256":"5e7ad68f0550008fb5b739e0f894d0123e36a474898d258751d8efb9ee6ad11b","revision":"bd6cc160f7cbc21a","flareTxHash":"0xd1820a9490fa0f7d5a2f7c7036f9dd753ea96f4b0d435325aecd2195f0c7bc47","flareBlock":73860312,"anchoredAt":"2026-11-06T05:01:27.405Z","explorer":"https://flare-explorer.flare.network/tx/0xd1820a9490fa0f7d5a2f7c7036f9dd753ea96f4b0d435325aecd2195f0c7bc47","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":25,"suspect":0,"bad":0,"flagged":[]},"extremes":{"tmax":{"obsTimeUtc":"2026-10-31T18:52:00.000Z","flag":"good","reasons":[]},"tmin":{"obsTimeUtc":"2026-10-31T09:52:00.000Z","flag":"good","reasons":[]},"anyFlagged":false},"excludingBad":{"tmax":21.7,"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":22.22,"tmin":15,"precip":0,"corrected":false,"issuedAt":"2026-11-01T09:19:00.000Z","html":"https://weathermarket.io/nws-cli/KATL/2026-10-31","json":"https://weathermarket.io/api/nws-cli/KATL/2026-10-31"},"observations":[{"obsTimeUtc":"2026-10-31T04:52:00.000Z","obsTimeLocal":"2026-10-31T00:52:00-04:00","metarType":"METAR","raw":"METAR KATL 310452Z 08006KT 10SM BKN200 OVC250 18/12 A3024 RMK AO2 SLP232 T01780117 402720133","temp":17.8,"dewpoint":11.7,"humidity":67,"wind":3.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-31T05:52:00.000Z","obsTimeLocal":"2026-10-31T01:52:00-04:00","metarType":"METAR","raw":"METAR KATL 310552Z 07006KT 10SM BKN180 OVC250 18/12 A3023 RMK AO2 SLP230 T01780117 10217 20172 58001","temp":17.8,"dewpoint":11.7,"humidity":67,"wind":3.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-31T06:52:00.000Z","obsTimeLocal":"2026-10-31T02:52:00-04:00","metarType":"METAR","raw":"METAR KATL 310652Z 08005KT 10SM BKN180 OVC250 17/12 A3023 RMK AO2 SLP231 T01720117","temp":17.2,"dewpoint":11.7,"humidity":70,"wind":2.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-31T07:52:00.000Z","obsTimeLocal":"2026-10-31T03:52:00-04:00","metarType":"METAR","raw":"METAR KATL 310752Z 08005KT 10SM BKN180 OVC250 17/11 A3023 RMK AO2 SLP231 T01670111 $","temp":16.7,"dewpoint":11.1,"humidity":70,"wind":2.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-31T08:52:00.000Z","obsTimeLocal":"2026-10-31T04:52:00-04:00","metarType":"METAR","raw":"METAR KATL 310852Z 08008KT 10SM BKN200 OVC250 17/12 A3023 RMK AO2 SLP231 T01670117 51000 $","temp":16.7,"dewpoint":11.7,"humidity":72,"wind":4.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-31T09:52:00.000Z","obsTimeLocal":"2026-10-31T05:52:00-04:00","metarType":"METAR","raw":"METAR KATL 310952Z 09005KT 10SM BKN200 OVC250 16/11 A3025 RMK AO2 SLP239 T01560111 $","temp":15.6,"dewpoint":11.1,"humidity":75,"wind":2.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-31T10:52:00.000Z","obsTimeLocal":"2026-10-31T06:52:00-04:00","metarType":"METAR","raw":"METAR KATL 311052Z 09006KT 10SM OVC200 16/12 A3028 RMK AO2 SLP247 T01610117 $","temp":16.1,"dewpoint":11.7,"humidity":75,"wind":3.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-31T11:52:00.000Z","obsTimeLocal":"2026-10-31T07:52:00-04:00","metarType":"METAR","raw":"METAR KATL 311152Z 09009KT 10SM FEW150 BKN180 OVC250 16/10 A3029 RMK AO2 SLP251 T01560100 10178 20156 51017 $","temp":15.6,"dewpoint":10,"humidity":69,"wind":4.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-31T12:52:00.000Z","obsTimeLocal":"2026-10-31T08:52:00-04:00","metarType":"METAR","raw":"METAR KATL 311252Z 08012KT 10SM SCT150 BKN180 OVC250 17/07 A3030 RMK AO2 SLP257 T01670067 $","temp":16.7,"dewpoint":6.7,"humidity":52,"wind":6.2,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-31T13:52:00.000Z","obsTimeLocal":"2026-10-31T09:52:00-04:00","metarType":"METAR","raw":"METAR KATL 311352Z 09016KT 10SM BKN170 OVC200 17/06 A3033 RMK AO2 SLP265 VIRGA OHD-ALQDS T01720056 $","temp":17.2,"dewpoint":5.6,"humidity":46,"wind":8.2,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-31T14:52:00.000Z","obsTimeLocal":"2026-10-31T10:52:00-04:00","metarType":"METAR","raw":"METAR KATL 311452Z 09012KT 10SM BKN160 OVC220 19/06 A3035 RMK AO2 SLP271 VIRGA ALQDS T01890056 53021 $","temp":18.9,"dewpoint":5.6,"humidity":42,"wind":6.2,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-31T15:52:00.000Z","obsTimeLocal":"2026-10-31T11:52:00-04:00","metarType":"METAR","raw":"METAR KATL 311552Z 07016KT 10SM SCT180 OVC220 21/06 A3036 RMK AO2 PK WND 08026/1521 SLP275 VIRGA DSNT ALQDS T02110061 $","temp":21.1,"dewpoint":6.1,"humidity":38,"wind":8.2,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-31T16:52:00.000Z","obsTimeLocal":"2026-10-31T12:52:00-04:00","metarType":"METAR","raw":"METAR KATL 311652Z 08016KT 10SM BKN170 OVC200 21/06 A3035 RMK AO2 SLP272 VIRGA DSNT ALQDS T02110061 $","temp":21.1,"dewpoint":6.1,"humidity":38,"wind":8.2,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-31T17:52:00.000Z","obsTimeLocal":"2026-10-31T13:52:00-04:00","metarType":"METAR","raw":"METAR KATL 311752Z 07014KT 10SM SCT170 OVC210 21/06 A3033 RMK AO2 SLP267 VIRGA OHD-ALQDS T02110056 10222 20156 58004 $","temp":21.1,"dewpoint":5.6,"humidity":36,"wind":7.2,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-31T18:52:00.000Z","obsTimeLocal":"2026-10-31T14:52:00-04:00","metarType":"METAR","raw":"METAR KATL 311852Z 08015KT 10SM FEW110 SCT170 OVC190 22/05 A3032 RMK AO2 SLP261 VIRGA ALQDS ACC DSNT NW T02170050 $","temp":21.7,"dewpoint":5,"humidity":34,"wind":7.7,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-31T19:52:00.000Z","obsTimeLocal":"2026-10-31T15:52:00-04:00","metarType":"METAR","raw":"METAR KATL 311952Z 08012KT 10SM SCT130 SCT180 OVC230 21/06 A3031 RMK AO2 SLP258 VIRGA ALQDS ACC DSNT SE-SW T02060056 $","temp":20.6,"dewpoint":5.6,"humidity":38,"wind":6.2,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-31T20:52:00.000Z","obsTimeLocal":"2026-10-31T16:52:00-04:00","metarType":"METAR","raw":"METAR KATL 312052Z 09013KT 10SM SCT120 BKN180 OVC220 21/06 A3030 RMK AO2 SLP255 VIRGA OHD-N-E ACC DSNT W-NW T02110056 56012 $","temp":21.1,"dewpoint":5.6,"humidity":36,"wind":6.7,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-31T21:52:00.000Z","obsTimeLocal":"2026-10-31T17:52:00-04:00","metarType":"METAR","raw":"METAR KATL 312152Z 09009KT 10SM SCT110 BKN190 OVC220 21/05 A3030 RMK AO2 SLP257 VIRGA DSNT N-E S ACC DSNT SE NW T02060050 $","temp":20.6,"dewpoint":5,"humidity":36,"wind":4.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-31T22:52:00.000Z","obsTimeLocal":"2026-10-31T18:52:00-04:00","metarType":"METAR","raw":"METAR KATL 312252Z 08012KT 10SM BKN110 BKN200 OVC230 19/04 A3033 RMK AO2 SLP267 VIRGA S AND DSNT NE ACC OHD-NW-NE T01940039 $","temp":19.4,"dewpoint":3.9,"humidity":36,"wind":6.2,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-31T23:52:00.000Z","obsTimeLocal":"2026-10-31T19:52:00-04:00","metarType":"METAR","raw":"METAR KATL 312352Z 08013KT 10SM SCT110 BKN180 OVC230 18/03 A3034 RMK AO2 SLP269 VIRGA OHD-ALQDS T01830028 10222 20183 51012 $","temp":18.3,"dewpoint":2.8,"humidity":36,"wind":6.7,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-01T00:52:00.000Z","obsTimeLocal":"2026-10-31T20:52:00-04:00","metarType":"METAR","raw":"METAR KATL 010052Z 09013KT 10SM BKN140 BKN200 OVC250 17/03 A3034 RMK AO2 SLP269 VIRGA E T01720033 $","temp":17.2,"dewpoint":3.3,"humidity":40,"wind":6.7,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-01T01:52:00.000Z","obsTimeLocal":"2026-10-31T21:52:00-04:00","metarType":"METAR","raw":"METAR KATL 010152Z 08016KT 10SM FEW035 BKN140 BKN200 OVC250 17/03 A3034 RMK AO2 SLP271 T01670028 $","temp":16.7,"dewpoint":2.8,"humidity":39,"wind":8.2,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-01T02:52:00.000Z","obsTimeLocal":"2026-10-31T22:52:00-04:00","metarType":"METAR","raw":"METAR KATL 010252Z 08016KT 10SM SCT036 SCT070 BKN120 BKN200 17/03 A3035 RMK AO2 SLP275 T01670028 53006 $","temp":16.7,"dewpoint":2.8,"humidity":39,"wind":8.2,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-01T03:38:00.000Z","obsTimeLocal":"2026-10-31T23:38:00-04:00","metarType":"SPECI","raw":"SPECI KATL 010338Z 09014KT 10SM -RA BKN029 BKN035 OVC100 16/04 A3036 RMK AO2 RAB32 P0000 T01610039 $","temp":16.1,"dewpoint":3.9,"humidity":44,"wind":7.2,"precipObserved":true,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-01T03:52:00.000Z","obsTimeLocal":"2026-10-31T23:52:00-04:00","metarType":"METAR","raw":"METAR KATL 010352Z 08015KT 10SM -RA BKN029 BKN035 OVC095 16/04 A3036 RMK AO2 SLP276 RAB32 PCPN VRY LGT P0000 T01610039 $","temp":16.1,"dewpoint":3.9,"humidity":44,"wind":7.7,"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). 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/2026-10-31","json":"https://weathermarket.io/api/station/KATL/2026-10-31","record":"https://weathermarket.io/api/station/KATL/2026-10-31?format=record","prev":"https://weathermarket.io/station/KATL/2026-10-30","next":"https://weathermarket.io/station/KATL/2026-11-01","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=31&year2=2026&month2=11&day2=2&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=31&hora=4&anof=2026&mesf=11&dayf=1&horaf=3&minf=59&send=send","awcLive":"https://aviationweather.gov/data/metar/?ids=KATL"}}}