{"station":{"icao":"KIAH","cliId":"IAH","pil":"CLIIAH","city":{"slug":"houston","name":"휴스턴","country":"United States"},"timezone":"America/Chicago","feed":"https://api.weather.gov/products/types/CLI/locations/IAH","html":"https://weathermarket.io/nws-cli/KIAH","json":"https://weathermarket.io/api/nws-cli/KIAH"},"stationToday":"2026-11-13","day":{"date":"2026-10-19","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":82,"tminF":53,"precipIn":0,"precipTrace":false,"tmax":27.78,"tmin":11.67,"precip":0,"issuedAt":"2026-10-20T06:28:00.000Z","productId":"iem:CDUS44-KHGX-200628:IAH:2026-10-19:final","corrected":false,"reissues":0,"nwsProductUrl":null,"iemArchiveUrl":"https://mesonet.agron.iastate.edu/wx/afos/p.php?pil=CLIIAH&e=202610200628"},"issues":[{"kind":"interim","asOfLocal":"0400 PM","issuedAt":"2026-10-19T21:23:00.000Z","issuedLocal":"423 PM CDT MON OCT 19 2026","office":"KHGX","wmoHeader":"CDUS44 KHGX 192123","productId":"iem:CDUS44-KHGX-192123:IAH:2026-10-19:interim","source":"iem-afos","corrected":false,"tmaxF":82,"tmaxTimeLocal":"2:09 PM","tminF":53,"tminTimeLocal":"6:19 AM","precipIn":0,"precipTrace":false,"snowIn":0,"snowTrace":false,"nwsProductUrl":null,"iemArchiveUrl":"https://mesonet.agron.iastate.edu/wx/afos/p.php?pil=CLIIAH&e=202610192123","parseProblems":[],"rawTextSha256":"b76cd2b6a5c84c1f9f5ff282b034ff5642e441553f7f2c2b1c26aad7632d0e84","rawText":"CDUS44 KHGX 192123\nCLIIAH\n\nCLIMATE REPORT \nNATIONAL WEATHER SERVICE HOUSTON/GALVESTON TX\n423 PM CDT MON OCT 19 2026\n\n...................................\n\n...THE HOUSTON INTERCONTINENTAL CLIMATE SUMMARY FOR OCTOBER 19 2026...\nVALID TODAY AS OF 0400 PM LOCAL TIME.\n\nCLIMATE NORMAL PERIOD: 1991 TO 2020\nCLIMATE RECORD PERIOD: 1889 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 82 2:09 PM 94 2004 82 0 90 \n MINIMUM 53 6:19 AM 36 1989 60 -7 62 \n AVERAGE 68 71 -3 76 \n\nPRECIPITATION (IN) \n TODAY 0.00 1.23 1998 0.20 -0.20 \n MONTH TO DATE 1.34 3.24 -1.90 \n SINCE SEP 1 2.25 7.95 -5.70 \n SINCE JAN 1 36.59 41.72 -5.13 \n\nSNOWFALL (IN) \n TODAY 0.0 \n MONTH TO DATE 0.0 \n SINCE SEP 1 0.0 \n SINCE JUL 1 0.0 \n\nDEGREE DAYS \n HEATING \n TODAY 0 1 -1 0 \n MONTH TO DATE 4 3 1 0 \n SINCE SEP 1 4 3 1 0 \n SINCE JUL 1 4 3 1 0 \n\n COOLING \n TODAY 3 7 -4 11 \n MONTH TO DATE 255 177 78 274 \n SINCE SEP 1 858 642 216 781 \n SINCE JAN 1 3778 3127 651 3786 \n...................................................................\n\n\nWIND (MPH) \n HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION E (80) \n HIGHEST GUST SPEED 21 HIGHEST GUST DIRECTION E (80) \n AVERAGE WIND SPEED 4.4 \n\n\nWEATHER CONDITIONS \nTHE FOLLOWING WEATHER WAS RECORDED TODAY. \n NO SIGNIFICANT WEATHER WAS OBSERVED. \n\n\nRELATIVE HUMIDITY (PERCENT)\n HIGHEST 80 \n LOWEST 39 \n AVERAGE 60 \n\n..........................................................\n\n\nTHE HOUSTON INTERCONTINENTAL CLIMATE NORMALS FOR TOMORROW\n NORMAL RECORD YEAR \n MAXIMUM TEMPERATURE (F) 82 93 2004 \n MINIMUM TEMPERATURE (F) 60 32 1989 \n\n\nSUNRISE AND SUNSET \nOCTOBER 19 2026.......SUNRISE 7:26 AM CDT SUNSET 6:46 PM CDT \nOCTOBER 20 2026.......SUNRISE 7:27 AM CDT SUNSET 6:45 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":"2026-10-20T06:28:00.000Z","issuedLocal":"128 AM CDT TUE OCT 20 2026","office":"KHGX","wmoHeader":"CDUS44 KHGX 200628","productId":"iem:CDUS44-KHGX-200628:IAH:2026-10-19:final","source":"iem-afos","corrected":false,"tmaxF":82,"tmaxTimeLocal":"2:09 PM","tminF":53,"tminTimeLocal":"6:19 AM","precipIn":0,"precipTrace":false,"snowIn":0,"snowTrace":false,"nwsProductUrl":null,"iemArchiveUrl":"https://mesonet.agron.iastate.edu/wx/afos/p.php?pil=CLIIAH&e=202610200628","parseProblems":[],"rawTextSha256":"0d3397176f29655f84c3f500388e2e2d55f3cfa49f236ce2ae760d722d7fca8c","rawText":"CDUS44 KHGX 200628\nCLIIAH\n\nCLIMATE REPORT \nNATIONAL WEATHER SERVICE HOUSTON/GALVESTON TX\n128 AM CDT TUE OCT 20 2026\n\n...................................\n\n...THE HOUSTON INTERCONTINENTAL CLIMATE SUMMARY FOR OCTOBER 19 2026...\n\nCLIMATE NORMAL PERIOD: 1991 TO 2020\nCLIMATE RECORD PERIOD: 1889 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 82 2:09 PM 94 2004 82 0 90 \n MINIMUM 53 6:19 AM 36 1989 60 -7 62 \n AVERAGE 68 71 -3 76 \n\nPRECIPITATION (IN) \n YESTERDAY 0.00 1.23 1998 0.20 -0.20 0.00 \n MONTH TO DATE 1.34 3.24 -1.90 T \n SINCE SEP 1 2.25 7.95 -5.70 1.21 \n SINCE JAN 1 36.59 41.72 -5.13 30.11 \n\nSNOWFALL (IN) \n YESTERDAY 0.0 \n MONTH TO DATE 0.0 \n SINCE SEP 1 0.0 \n SINCE JUL 1 0.0 \n\nDEGREE DAYS \n HEATING \n YESTERDAY 0 1 -1 0 \n MONTH TO DATE 4 3 1 0 \n SINCE SEP 1 4 3 1 0 \n SINCE JUL 1 4 3 1 0 \n\n COOLING \n YESTERDAY 3 7 -4 11 \n MONTH TO DATE 255 177 78 274 \n SINCE SEP 1 858 642 216 781 \n SINCE JAN 1 3778 3127 651 3786 \n...................................................................\n\n\nWIND (MPH) \n HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION E (80) \n HIGHEST GUST SPEED 21 HIGHEST GUST DIRECTION E (80) \n AVERAGE WIND SPEED 5.2 \n\n\nWEATHER CONDITIONS \nTHE FOLLOWING WEATHER WAS RECORDED YESTERDAY. \n NO SIGNIFICANT WEATHER WAS OBSERVED. \n\n\nRELATIVE HUMIDITY (PERCENT)\n HIGHEST 86 \n LOWEST 39 \n AVERAGE 63 \n\n..........................................................\n\n\nTHE HOUSTON INTERCONTINENTAL CLIMATE NORMALS FOR TODAY\n NORMAL RECORD YEAR \n MAXIMUM TEMPERATURE (F) 82 93 2004 \n MINIMUM TEMPERATURE (F) 60 32 1989 \n\n\nSUNRISE AND SUNSET \nOCTOBER 20 2026.......SUNRISE 7:27 AM CDT SUNSET 6:45 PM CDT \nOCTOBER 21 2026.......SUNRISE 7:27 AM CDT SUNSET 6:44 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/KIAH/2026-10-19","json":"https://weathermarket.io/api/nws-cli/KIAH/2026-10-19"},"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/KIAH/YYYY-MM-DD (HTML) and https://weathermarket.io/api/nws-cli/KIAH/YYYY-MM-DD (JSON)."],"citation":"Settlement source: the final NWS Climatological Report (CLI) for station KIAH for the contract date, as archived verbatim at https://weathermarket.io/nws-cli/KIAH/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."}}