{"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":"2026-11-14","day":{"date":"2026-09-06","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":79,"tminF":68,"precipIn":0,"precipTrace":false,"tmax":26.11,"tmin":20,"precip":0,"issuedAt":"2026-09-07T06:44:00.000Z","productId":"iem:CDUS43-KLOT-070644:ORD:2026-09-06:final","corrected":false,"reissues":0,"nwsProductUrl":null,"iemArchiveUrl":"https://mesonet.agron.iastate.edu/wx/afos/p.php?pil=CLIORD&e=202609070644"},"issues":[{"kind":"interim","asOfLocal":"0400 PM","issuedAt":"2026-09-06T21:36:00.000Z","issuedLocal":"436 PM CDT SUN SEP 06 2026","office":"KLOT","wmoHeader":"CDUS43 KLOT 062136","productId":"iem:CDUS43-KLOT-062136:ORD:2026-09-06:interim","source":"iem-afos","corrected":false,"tmaxF":79,"tmaxTimeLocal":"2:14 PM","tminF":69,"tminTimeLocal":"5:41 AM","precipIn":0,"precipTrace":false,"snowIn":0,"snowTrace":false,"nwsProductUrl":null,"iemArchiveUrl":"https://mesonet.agron.iastate.edu/wx/afos/p.php?pil=CLIORD&e=202609062136","parseProblems":[],"rawTextSha256":"b5f71c82842610f3e5cdd54a3490e76fccedb27d86b54fa3c0f8ca9acfaf3a68","rawText":"CDUS43 KLOT 062136\nCLIORD\n\nCLIMATE REPORT \nNATIONAL WEATHER SERVICE CHICAGO IL\n436 PM CDT SUN SEP 06 2026\n\n...................................\n\n...THE CHICAGO-OHARE CLIMATE SUMMARY FOR SEPTEMBER 6 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 79 2:14 PM 97 1954 79 0 68 \n 1960 \n MINIMUM 69 5:41 AM 42 1984 61 8 48 \n AVERAGE 74 70 4 58 \n\nPRECIPITATION (IN) \n TODAY 0.00 1.53 1894 0.11 -0.11 0.00 \n MONTH TO DATE T 0.70 -0.70 0.01 \n SINCE SEP 1 T 0.70 -0.70 0.01 \n SINCE JAN 1 30.97 27.41 3.56 22.46 \n\nSNOWFALL (IN) \n TODAY 0.0 0.0 MM 0.0 0.0 0.0 \n MONTH TO DATE 0.0 0.0 0.0 0.0 \n SINCE SEP 1 0.0 0.0 0.0 0.0 \n SINCE JUL 1 0.0 0.0 0.0 0.0 \n SNOW DEPTH 0 \n\nDEGREE DAYS \n HEATING \n TODAY 0 1 -1 7 \n MONTH TO DATE 0 3 -3 21 \n SINCE SEP 1 0 3 -3 21 \n SINCE JUL 1 0 9 -9 26 \n\n COOLING \n TODAY 9 6 3 0 \n MONTH TO DATE 103 37 66 8 \n SINCE SEP 1 103 37 66 8 \n SINCE JAN 1 1029 909 120 1000 \n...................................................................\n\n\nWIND (MPH) \n HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION NE (30) \n HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION E (80) \n AVERAGE WIND SPEED 9.6 \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 93 5:00 AM \n LOWEST 43 3:00 PM \n AVERAGE 68 \n\n..........................................................\n\n\nTHE CHICAGO-OHARE CLIMATE NORMALS FOR TOMORROW\n NORMAL RECORD YEAR \n MAXIMUM TEMPERATURE (F) 79 100 1939 \n 1960 \n MINIMUM TEMPERATURE (F) 61 42 1986 \n\n\nSUNRISE AND SUNSET \nSEPTEMBER 6 2026.....SUNRISE 6:22 AM CDT SUNSET 7:17 PM CDT \nSEPTEMBER 7 2026.....SUNRISE 6:23 AM CDT SUNSET 7:15 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":"2026-09-07T06:44:00.000Z","issuedLocal":"144 AM CDT MON SEP 07 2026","office":"KLOT","wmoHeader":"CDUS43 KLOT 070644","productId":"iem:CDUS43-KLOT-070644:ORD:2026-09-06:final","source":"iem-afos","corrected":false,"tmaxF":79,"tmaxTimeLocal":"2:14 PM","tminF":68,"tminTimeLocal":"11:59 PM","precipIn":0,"precipTrace":false,"snowIn":0,"snowTrace":false,"nwsProductUrl":null,"iemArchiveUrl":"https://mesonet.agron.iastate.edu/wx/afos/p.php?pil=CLIORD&e=202609070644","parseProblems":[],"rawTextSha256":"0cf3bf74dfc0035c20c85bb3a83f1f54f3b11ccb506e92b083bf5158bfc5e445","rawText":"CDUS43 KLOT 070644\nCLIORD\n\nCLIMATE REPORT \nNATIONAL WEATHER SERVICE CHICAGO IL\n144 AM CDT MON SEP 07 2026\n\n...................................\n\n...THE CHICAGO-OHARE CLIMATE SUMMARY FOR SEPTEMBER 6 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 79 2:14 PM 97 1954 79 0 68 \n 1960 \n MINIMUM 68 11:59 PM 42 1984 61 7 48 \n AVERAGE 74 70 4 58 \n\nPRECIPITATION (IN) \n YESTERDAY 0.00 1.53 1894 0.11 -0.11 0.00 \n MONTH TO DATE T 0.70 -0.70 0.01 \n SINCE SEP 1 T 0.70 -0.70 0.01 \n SINCE JAN 1 30.97 27.41 3.56 22.46 \n\nSNOWFALL (IN) \n YESTERDAY 0.0 0.0 MM 0.0 0.0 0.0 \n MONTH TO DATE 0.0 0.0 0.0 0.0 \n SINCE SEP 1 0.0 0.0 0.0 0.0 \n SINCE JUL 1 0.0 0.0 0.0 0.0 \n SNOW DEPTH 0 \n\nDEGREE DAYS \n HEATING \n YESTERDAY 0 1 -1 7 \n MONTH TO DATE 0 3 -3 21 \n SINCE SEP 1 0 3 -3 21 \n SINCE JUL 1 0 9 -9 26 \n\n COOLING \n YESTERDAY 9 6 3 0 \n MONTH TO DATE 103 37 66 8 \n SINCE SEP 1 103 37 66 8 \n SINCE JAN 1 1029 909 120 1000 \n...................................................................\n\n\nWIND (MPH) \n HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION NE (30) \n HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION E (80) \n AVERAGE WIND SPEED 9.6 \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 93 5:00 AM \n LOWEST 43 3:00 PM \n AVERAGE 68 \n\n..........................................................\n\n\nTHE CHICAGO-OHARE CLIMATE NORMALS FOR TODAY\n NORMAL RECORD YEAR \n MAXIMUM TEMPERATURE (F) 79 100 1939 \n 1960 \n MINIMUM TEMPERATURE (F) 61 42 1986 \n\n\nSUNRISE AND SUNSET \nSEPTEMBER 7 2026.....SUNRISE 6:23 AM CDT SUNSET 7:15 PM CDT \nSEPTEMBER 8 2026.....SUNRISE 6:25 AM CDT SUNSET 7:13 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/2026-09-06","json":"https://weathermarket.io/api/nws-cli/KORD/2026-09-06"},"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."}}