{"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":"2026-11-14","day":{"date":"2026-09-02","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":97,"tminF":80,"precipIn":0,"precipTrace":false,"tmax":36.11,"tmin":26.67,"precip":0,"issuedAt":"2026-09-03T07:17:00.000Z","productId":"iem:CDUS44-KHGX-030717:IAH:2026-09-02:final","corrected":false,"reissues":0,"nwsProductUrl":null,"iemArchiveUrl":"https://mesonet.agron.iastate.edu/wx/afos/p.php?pil=CLIIAH&e=202609030717"},"issues":[{"kind":"interim","asOfLocal":"0400 PM","issuedAt":"2026-09-02T21:28:00.000Z","issuedLocal":"428 PM CDT WED SEP 02 2026","office":"KHGX","wmoHeader":"CDUS44 KHGX 022128","productId":"iem:CDUS44-KHGX-022128:IAH:2026-09-02:interim","source":"iem-afos","corrected":false,"tmaxF":97,"tmaxTimeLocal":"2:02 PM","tminF":81,"tminTimeLocal":"7:02 AM","precipIn":0,"precipTrace":false,"snowIn":0,"snowTrace":false,"nwsProductUrl":null,"iemArchiveUrl":"https://mesonet.agron.iastate.edu/wx/afos/p.php?pil=CLIIAH&e=202609022128","parseProblems":[],"rawTextSha256":"7440a4f508547ef6efaf3a43cc860ee9daac434670d1fafcfb0f6166825dfd8e","rawText":"CDUS44 KHGX 022128\nCLIIAH\n\nCLIMATE REPORT \nNATIONAL WEATHER SERVICE HOUSTON/GALVESTON TX\n428 PM CDT WED SEP 02 2026\n\n...................................\n\n...THE HOUSTON INTERCONTINENTAL CLIMATE SUMMARY FOR SEPTEMBER 2 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 97 2:02 PM 104 2000 93 4 93 \n MINIMUM 81 7:02 AM 60 1893 74 7 73 \n AVERAGE 89 83 6 83 \n\nPRECIPITATION (IN) \n TODAY 0.00 1.81 1969 0.16 -0.16 \n MONTH TO DATE 0.05 0.33 -0.28 \n SINCE SEP 1 0.05 0.33 -0.28 \n SINCE JAN 1 34.39 34.10 0.29 \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 0 0 0 \n MONTH TO DATE 0 0 0 0 \n SINCE SEP 1 0 0 0 0 \n SINCE JUL 1 0 0 0 0 \n\n COOLING \n TODAY 24 18 6 18 \n MONTH TO DATE 42 36 6 35 \n SINCE SEP 1 42 36 6 35 \n SINCE JAN 1 2962 2521 441 3040 \n...................................................................\n\n\nWIND (MPH) \n HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION W (260) \n HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION S (200) \n AVERAGE WIND SPEED 9.1 \n\n\nWEATHER CONDITIONS \nTHE FOLLOWING WEATHER WAS RECORDED TODAY. \n NO SIGNIFICANT WEATHER WAS OBSERVED. \n\n\nRELATIVE HUMIDITY (PERCENT)\n HIGHEST 91 \n LOWEST 51 \n AVERAGE 71 \n\n..........................................................\n\n\nTHE HOUSTON INTERCONTINENTAL CLIMATE NORMALS FOR TOMORROW\n NORMAL RECORD YEAR \n MAXIMUM TEMPERATURE (F) 93 105 2000 \n MINIMUM TEMPERATURE (F) 74 60 1987 \n\n\nSUNRISE AND SUNSET \nSEPTEMBER 2 2026.....SUNRISE 6:59 AM CDT SUNSET 7:42 PM CDT \nSEPTEMBER 3 2026.....SUNRISE 7:00 AM CDT SUNSET 7:41 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":"2026-09-03T07:17:00.000Z","issuedLocal":"217 AM CDT THU SEP 03 2026","office":"KHGX","wmoHeader":"CDUS44 KHGX 030717","productId":"iem:CDUS44-KHGX-030717:IAH:2026-09-02:final","source":"iem-afos","corrected":false,"tmaxF":97,"tmaxTimeLocal":"2:02 PM","tminF":80,"tminTimeLocal":"7:44 PM","precipIn":0,"precipTrace":false,"snowIn":0,"snowTrace":false,"nwsProductUrl":null,"iemArchiveUrl":"https://mesonet.agron.iastate.edu/wx/afos/p.php?pil=CLIIAH&e=202609030717","parseProblems":[],"rawTextSha256":"403bafbb259d9a83ab10451cf2cbee987267ac67d5d6adb24de2f9d2a4d2d6b4","rawText":"CDUS44 KHGX 030717\nCLIIAH\n\nCLIMATE REPORT \nNATIONAL WEATHER SERVICE HOUSTON/GALVESTON TX\n217 AM CDT THU SEP 03 2026\n\n...................................\n\n...THE HOUSTON INTERCONTINENTAL CLIMATE SUMMARY FOR SEPTEMBER 2 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 97 2:02 PM 104 2000 93 4 93 \n MINIMUM 80 7:44 PM 60 1893 74 6 73 \n AVERAGE 89 83 6 83 \n\nPRECIPITATION (IN) \n YESTERDAY 0.00 1.81 1969 0.16 -0.16 0.00 \n MONTH TO DATE 0.05 0.33 -0.28 0.13 \n SINCE SEP 1 0.05 0.33 -0.28 0.13 \n SINCE JAN 1 34.39 34.10 0.29 29.03 \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 0 0 0 \n MONTH TO DATE 0 0 0 0 \n SINCE SEP 1 0 0 0 0 \n SINCE JUL 1 0 0 0 0 \n\n COOLING \n YESTERDAY 24 18 6 18 \n MONTH TO DATE 42 36 6 35 \n SINCE SEP 1 42 36 6 35 \n SINCE JAN 1 2962 2521 441 3040 \n...................................................................\n\n\nWIND (MPH) \n HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION NE (50) \n HIGHEST GUST SPEED 26 HIGHEST GUST DIRECTION S (170) \n AVERAGE WIND SPEED 9.4 \n\n\nWEATHER CONDITIONS \nTHE FOLLOWING WEATHER WAS RECORDED YESTERDAY. \n THUNDERSTORM \n\n\nRELATIVE HUMIDITY (PERCENT)\n HIGHEST 91 \n LOWEST 51 \n AVERAGE 71 \n\n..........................................................\n\n\nTHE HOUSTON INTERCONTINENTAL CLIMATE NORMALS FOR TODAY\n NORMAL RECORD YEAR \n MAXIMUM TEMPERATURE (F) 93 105 2000 \n MINIMUM TEMPERATURE (F) 74 60 1987 \n\n\nSUNRISE AND SUNSET \nSEPTEMBER 3 2026.....SUNRISE 7:00 AM CDT SUNSET 7:41 PM CDT \nSEPTEMBER 4 2026.....SUNRISE 7:00 AM CDT SUNSET 7:40 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/2026-09-02","json":"https://weathermarket.io/api/nws-cli/KIAH/2026-09-02"},"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."}}