{"station":{"icao":"KORD","cliId":"ORD","pil":"CLIORD","city":{"slug":"chicago","name":"시카고","country":"United States"},"timezone":"America/Chicago","feed":"https://api.weather.gov/products/types/CLI/locations/ORD","html":"https://weathermarket.io/nws-cli/KORD","json":"https://weathermarket.io/api/nws-cli/KORD"},"stationToday":"2026-11-13","day":{"date":"2026-10-24","status":"issued","note":"Final CLI issued - values.nwsOfficial carries the official daily values (metric here; official.issued.asReported keeps the °F / inch / mph exactly as printed).","settlement":{"tmaxF":70,"tminF":50,"precipIn":0,"precipTrace":false,"tmax":21.11,"tmin":10,"precip":0,"issuedAt":"2026-10-25T06:39:00.000Z","productId":"iem:CDUS43-KLOT-250639:ORD:2026-10-24:final","corrected":false,"reissues":0,"nwsProductUrl":null,"iemArchiveUrl":"https://mesonet.agron.iastate.edu/wx/afos/p.php?pil=CLIORD&e=202610250639"},"issues":[{"kind":"interim","asOfLocal":"0400 PM","issuedAt":"2026-10-24T21:32:00.000Z","issuedLocal":"432 PM CDT SAT OCT 24 2026","office":"KLOT","wmoHeader":"CDUS43 KLOT 242132","productId":"iem:CDUS43-KLOT-242132:ORD:2026-10-24:interim","source":"iem-afos","corrected":false,"tmaxF":70,"tmaxTimeLocal":"2:57 PM","tminF":50,"tminTimeLocal":"5:37 AM","precipIn":0,"precipTrace":false,"snowIn":0,"snowTrace":false,"nwsProductUrl":null,"iemArchiveUrl":"https://mesonet.agron.iastate.edu/wx/afos/p.php?pil=CLIORD&e=202610242132","parseProblems":[],"rawTextSha256":"3cd12971cdf35b0b5f12de88d1f2eb2890946f77b3f6c961e05d813039cc699d","rawText":"CDUS43 KLOT 242132\nCLIORD\n\nCLIMATE REPORT \nNATIONAL WEATHER SERVICE CHICAGO IL\n432 PM CDT SAT OCT 24 2026\n\n...................................\n\n...THE CHICAGO-OHARE CLIMATE SUMMARY FOR OCTOBER 24 2026...\nVALID TODAY AS OF 0400 PM LOCAL TIME.\n\nCLIMATE NORMAL PERIOD: 1991 TO 2020\nCLIMATE RECORD PERIOD: 1871 TO 2026\n\n\nWEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST \n VALUE (LST) VALUE VALUE FROM YEAR \n NORMAL \n...................................................................\nTEMPERATURE (F) \n TODAY \n MAXIMUM 70 2:57 PM 83 1963 59 11 54 \n 2023 \n MINIMUM 50 5:37 AM 17 1981 43 7 34 \n AVERAGE 60 51 9 44 \n\nPRECIPITATION (IN) \n TODAY 0.00 1.85 2021 0.11 -0.11 0.00 \n MONTH TO DATE 2.54 2.68 -0.14 2.53 \n SINCE SEP 1 6.24 5.87 0.37 3.02 \n SINCE JAN 1 37.21 32.58 4.63 25.47 \n\nSNOWFALL (IN) \n TODAY 0.0 T 1909 0.0 0.0 0.0 \n 1959 \n 2013 \n MONTH TO DATE 0.0 0.1 -0.1 0.0 \n SINCE SEP 1 0.0 0.1 -0.1 0.0 \n SINCE JUL 1 0.0 0.1 -0.1 0.0 \n SNOW DEPTH 0 \n\nDEGREE DAYS \n HEATING \n TODAY 5 14 -9 21 \n MONTH TO DATE 113 245 -132 153 \n SINCE SEP 1 140 322 -182 185 \n SINCE JUL 1 140 328 -188 190 \n\n COOLING \n TODAY 0 0 0 0 \n MONTH TO DATE 31 12 19 57 \n SINCE SEP 1 218 128 90 223 \n SINCE JAN 1 1144 1000 144 1215 \n...................................................................\n\n\nWIND (MPH) \n HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION S (180) \n HIGHEST GUST SPEED 16 HIGHEST GUST DIRECTION S (180) \n AVERAGE WIND SPEED 6.6 \n\n\nSKY COVER \n AVERAGE SKY COVER 0.6 \n\n\nWEATHER CONDITIONS \nTHE FOLLOWING WEATHER WAS RECORDED TODAY. \n NO SIGNIFICANT WEATHER WAS OBSERVED. \n\n\nRELATIVE HUMIDITY (PERCENT)\n HIGHEST 74 7:00 AM \n LOWEST 42 3:00 PM \n AVERAGE 58 \n\n..........................................................\n\n\nTHE CHICAGO-OHARE CLIMATE NORMALS FOR TOMORROW\n NORMAL RECORD YEAR \n MAXIMUM TEMPERATURE (F) 59 79 1963 \n MINIMUM TEMPERATURE (F) 42 14 1887 \n\n\nSUNRISE AND SUNSET \nOCTOBER 24 2026.......SUNRISE 7:15 AM CDT SUNSET 5:56 PM CDT \nOCTOBER 25 2026.......SUNRISE 7:16 AM CDT SUNSET 5:55 PM CDT \n\n\n- INDICATES NEGATIVE NUMBERS.\nR INDICATES RECORD WAS SET OR TIED.\nMM INDICATES DATA IS MISSING.\nT INDICATES TRACE AMOUNT.\n\n\n\n\n$$"},{"kind":"final","asOfLocal":null,"issuedAt":"2026-10-25T06:39:00.000Z","issuedLocal":"139 AM CDT SUN OCT 25 2026","office":"KLOT","wmoHeader":"CDUS43 KLOT 250639","productId":"iem:CDUS43-KLOT-250639:ORD:2026-10-24:final","source":"iem-afos","corrected":false,"tmaxF":70,"tmaxTimeLocal":"2:57 PM","tminF":50,"tminTimeLocal":"5:37 AM","precipIn":0,"precipTrace":false,"snowIn":0,"snowTrace":false,"nwsProductUrl":null,"iemArchiveUrl":"https://mesonet.agron.iastate.edu/wx/afos/p.php?pil=CLIORD&e=202610250639","parseProblems":[],"rawTextSha256":"715abeffbc2d20c341077428163e212ad12691597f9a5129d7e0bd5f77365943","rawText":"CDUS43 KLOT 250639\nCLIORD\n\nCLIMATE REPORT \nNATIONAL WEATHER SERVICE CHICAGO IL\n139 AM CDT SUN OCT 25 2026\n\n...................................\n\n...THE CHICAGO-OHARE CLIMATE SUMMARY FOR OCTOBER 24 2026...\n\nCLIMATE NORMAL PERIOD: 1991 TO 2020\nCLIMATE RECORD PERIOD: 1871 TO 2026\n\n\nWEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST \n VALUE (LST) VALUE VALUE FROM YEAR \n NORMAL \n...................................................................\nTEMPERATURE (F) \n YESTERDAY \n MAXIMUM 70 2:57 PM 83 1963 59 11 54 \n 2023 \n MINIMUM 50 5:37 AM 17 1981 43 7 34 \n AVERAGE 60 51 9 44 \n\nPRECIPITATION (IN) \n YESTERDAY 0.00 1.85 2021 0.11 -0.11 0.00 \n MONTH TO DATE 2.54 2.68 -0.14 2.53 \n SINCE SEP 1 6.24 5.87 0.37 3.02 \n SINCE JAN 1 37.21 32.58 4.63 25.47 \n\nSNOWFALL (IN) \n YESTERDAY 0.0 T 1909 0.0 0.0 0.0 \n 1959 \n 2013 \n MONTH TO DATE 0.0 0.1 -0.1 0.0 \n SINCE SEP 1 0.0 0.1 -0.1 0.0 \n SINCE JUL 1 0.0 0.1 -0.1 0.0 \n SNOW DEPTH 0 \n\nDEGREE DAYS \n HEATING \n YESTERDAY 5 14 -9 21 \n MONTH TO DATE 113 245 -132 153 \n SINCE SEP 1 140 322 -182 185 \n SINCE JUL 1 140 328 -188 190 \n\n COOLING \n YESTERDAY 0 0 0 0 \n MONTH TO DATE 31 12 19 57 \n SINCE SEP 1 218 128 90 223 \n SINCE JAN 1 1144 1000 144 1215 \n...................................................................\n\n\nWIND (MPH) \n HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION S (180) \n HIGHEST GUST SPEED 16 HIGHEST GUST DIRECTION S (180) \n AVERAGE WIND SPEED 6.9 \n\n\nSKY COVER \n AVERAGE SKY COVER 0.6 \n\n\nWEATHER CONDITIONS \nTHE FOLLOWING WEATHER WAS RECORDED YESTERDAY. \n NO SIGNIFICANT WEATHER WAS OBSERVED. \n\n\nRELATIVE HUMIDITY (PERCENT)\n HIGHEST 74 7:00 AM \n LOWEST 42 3:00 PM \n AVERAGE 58 \n\n..........................................................\n\n\nTHE CHICAGO-OHARE CLIMATE NORMALS FOR TODAY\n NORMAL RECORD YEAR \n MAXIMUM TEMPERATURE (F) 59 79 1963 \n MINIMUM TEMPERATURE (F) 42 14 1887 \n\n\nSUNRISE AND SUNSET \nOCTOBER 25 2026.......SUNRISE 7:16 AM CDT SUNSET 5:55 PM CDT \nOCTOBER 26 2026.......SUNRISE 7:17 AM CDT SUNSET 5:53 PM CDT \n\n\n- INDICATES NEGATIVE NUMBERS.\nR INDICATES RECORD WAS SET OR TIED.\nMM INDICATES DATA IS MISSING.\nT INDICATES TRACE AMOUNT.\n\n\n\n\n$$"}],"html":"https://weathermarket.io/nws-cli/KORD/2026-10-24","json":"https://weathermarket.io/api/nws-cli/KORD/2026-10-24"},"about":{"product":"NWS Climatological Report (CLI): the daily climate summary issued by the local NWS forecast office from the station's 1-minute ASOS record, normally 1-3 hours after local midnight (final, 'YESTERDAY') and once during the day (interim, 'TODAY AS OF'). Corrections are re-issued under the same PIL with CORRECTED in the text.","settlementRule":"The settlement value for a date is the latest final CLI issued for that date; a corrected re-issue supersedes earlier issues. Interim same-day products never settle. This is the same rule that fills values.nwsOfficial in /api/station/{icao}/daily.","archive":"Every issue is stored verbatim as received - nothing is edited or re-derived. Products are held from 2026-09-01 (backfilled from the IEM AFOS archive) and ingested live from api.weather.gov since 2026-11-10, polled every 30 minutes. A date with no final CLI 14 hours after local midnight is reported as not_issued rather than filled in.","verify":["Each issue carries the NWS product id (api.weather.gov keeps products for a limited time) and a link to the IEM AFOS permanent archive of the same product.","rawTextSha256 is the SHA-256 of the stored product text; compare it with the text at either link to confirm nothing was altered.","Permalink pattern for market rules: https://weathermarket.io/nws-cli/KORD/YYYY-MM-DD (HTML) and https://weathermarket.io/api/nws-cli/KORD/YYYY-MM-DD (JSON)."],"citation":"Settlement source: the final NWS Climatological Report (CLI) for station KORD for the contract date, as archived verbatim at https://weathermarket.io/nws-cli/KORD/YYYY-MM-DD with links to the NWS product and the IEM archive. A CORRECTED re-issue published before the settlement time supersedes earlier issues."}}