{"station":{"icao":"KSEA","cliId":"SEA","pil":"CLISEA","city":{"slug":"seattle","name":"시애틀","country":"United States"},"timezone":"America/Los_Angeles","feed":"https://api.weather.gov/products/types/CLI/locations/SEA","html":"https://weathermarket.io/nws-cli/KSEA","json":"https://weathermarket.io/api/nws-cli/KSEA"},"stationToday":"2026-11-13","day":{"date":"2026-11-08","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":57,"tminF":46,"precipIn":0.02,"precipTrace":false,"tmax":13.89,"tmin":7.78,"precip":0.51,"issuedAt":"2026-11-09T09:26:00.000Z","productId":"30aac5f5-c124-4a77-8d88-03389657543d","corrected":false,"reissues":0,"nwsProductUrl":"https://api.weather.gov/products/30aac5f5-c124-4a77-8d88-03389657543d","iemArchiveUrl":"https://mesonet.agron.iastate.edu/wx/afos/p.php?pil=CLISEA&e=202611090926"},"issues":[{"kind":"interim","asOfLocal":"0500 PM","issuedAt":"2026-11-09T02:29:00.000Z","issuedLocal":"629 PM PST SUN NOV 08 2026","office":"KSEW","wmoHeader":"CDUS46 KSEW 090229","productId":"ec29eeb3-e7d9-4d7f-9d05-a15a7402bf5a","source":"nws-api","corrected":false,"tmaxF":57,"tmaxTimeLocal":"254 PM","tminF":51,"tminTimeLocal":"712 AM","precipIn":0.02,"precipTrace":false,"snowIn":0,"snowTrace":false,"nwsProductUrl":"https://api.weather.gov/products/ec29eeb3-e7d9-4d7f-9d05-a15a7402bf5a","iemArchiveUrl":"https://mesonet.agron.iastate.edu/wx/afos/p.php?pil=CLISEA&e=202611090229","parseProblems":[],"rawTextSha256":"ed35399eae9389e3c6c9434abd2ce98d24fc0bd80b21ec1d0e9d05b6bd3a5db1","rawText":"\n000\nCDUS46 KSEW 090229\nCLISEA\n\nCLIMATE REPORT \nNATIONAL WEATHER SERVICE SEATTLE\n629 PM PST SUN NOV 08 2026\n\n...................................\n\n...THE SEATTLE-TACOMA WA AIRPORT CLIMATE SUMMARY FOR NOVEMBER 8 2026...\nVALID TODAY AS OF 0500 PM LOCAL TIME.\n\nCLIMATE NORMAL PERIOD 1991 TO 2020\nCLIMATE RECORD PERIOD 1945 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 57 254 PM 70 2016 54 3 58 \n MINIMUM 51 712 AM 26 1945 42 9 38 \n AVERAGE 54 48 6 48 \n\nPRECIPITATION (IN) \n TODAY 0.02 0.85 2000 0.21 -0.19 0.00 \n MONTH TO DATE 0.65 1.57 -0.92 2.34 \n SINCE OCT 1 1.94 5.48 -3.54 6.04 \n SINCE JAN 1 23.53 28.88 -5.35 22.31 \n\nSNOWFALL (IN) \n TODAY 0.0 T 1992 0.0 \n MONTH TO DATE 0.0 0.0 \n SINCE OCT 1 0.0 0.0 \n SINCE JUL 1 0.0 0.0 \n SNOW DEPTH 0 \n\nDEGREE DAYS \n HEATING \n TODAY 11 17 -6 17 \n MONTH TO DATE 119 131 -12 113 \n SINCE SEP 1 575 582 -7 518 \n SINCE JUL 1 600 637 -37 542 \n\n COOLING \n TODAY 0 0 0 0 \n MONTH TO DATE 0 0 0 0 \n SINCE SEP 1 2 30 -28 34 \n SINCE JAN 1 267 263 4 328 \n...................................................................\n\n\nWIND (MPH) \n RESULTANT WIND SPEED 15 RESULTANT WIND DIRECTION S (190) \n HIGHEST WIND SPEED 28 HIGHEST WIND DIRECTION S (190) \n HIGHEST GUST SPEED 41 HIGHEST GUST DIRECTION S (170) \n AVERAGE WIND SPEED 15.4 \n\n\nSKY COVER \n AVERAGE SKY COVER 0.8 \n\n\nWEATHER CONDITIONS \nTHE FOLLOWING WEATHER WAS RECORDED TODAY. \n LIGHT RAIN \n\n\nRELATIVE HUMIDITY (PERCENT)\n HIGHEST 86 500 AM \n LOWEST 64 200 PM \n AVERAGE 75 \n\n..........................................................\n\n\nTHE SEATTLE-TACOMA WA AIRPORT CLIMATE NORMALS FOR TOMORROW\n NORMAL RECORD YEAR \n MAXIMUM TEMPERATURE (F) 54 64 1997 \n 2016 \n MINIMUM TEMPERATURE (F) 42 27 1948 \n\n\nSUNRISE AND SUNSET \nNOVEMBER 8 2026......SUNRISE 704 AM PST SUNSET 442 PM PST \nNOVEMBER 9 2026......SUNRISE 705 AM PST SUNSET 440 PM PST \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$$\n"},{"kind":"final","asOfLocal":null,"issuedAt":"2026-11-09T09:26:00.000Z","issuedLocal":"126 AM PST MON NOV 09 2026","office":"KSEW","wmoHeader":"CDUS46 KSEW 090926","productId":"30aac5f5-c124-4a77-8d88-03389657543d","source":"nws-api","corrected":false,"tmaxF":57,"tmaxTimeLocal":"254 PM","tminF":46,"tminTimeLocal":"1151 PM","precipIn":0.02,"precipTrace":false,"snowIn":0,"snowTrace":false,"nwsProductUrl":"https://api.weather.gov/products/30aac5f5-c124-4a77-8d88-03389657543d","iemArchiveUrl":"https://mesonet.agron.iastate.edu/wx/afos/p.php?pil=CLISEA&e=202611090926","parseProblems":[],"rawTextSha256":"46dade76e11e2a4a03f221c8c78f58ccbfa6fc5c455416d7415c2e36178c6699","rawText":"\n000\nCDUS46 KSEW 090926\nCLISEA\n\nCLIMATE REPORT \nNATIONAL WEATHER SERVICE SEATTLE\n126 AM PST MON NOV 09 2026\n\n...................................\n\n...THE SEATTLE-TACOMA WA AIRPORT CLIMATE SUMMARY FOR NOVEMBER 8 2026...\n\nCLIMATE NORMAL PERIOD 1991 TO 2020\nCLIMATE RECORD PERIOD 1945 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 57 254 PM 70 2016 54 3 58 \n MINIMUM 46 1151 PM 26 1945 42 4 38 \n AVERAGE 52 48 4 48 \n\nPRECIPITATION (IN) \n YESTERDAY 0.02 0.85 2000 0.21 -0.19 0.00 \n MONTH TO DATE 0.65 1.57 -0.92 2.34 \n SINCE OCT 1 1.94 5.48 -3.54 6.04 \n SINCE JAN 1 23.53 28.88 -5.35 22.31 \n\nSNOWFALL (IN) \n YESTERDAY 0.0 T 1992 0.0 \n MONTH TO DATE 0.0 0.0 \n SINCE OCT 1 0.0 0.0 \n SINCE JUL 1 0.0 0.0 \n SNOW DEPTH 0 \n\nDEGREE DAYS \n HEATING \n YESTERDAY 13 17 -4 17 \n MONTH TO DATE 121 131 -10 113 \n SINCE SEP 1 577 582 -5 518 \n SINCE JUL 1 602 637 -35 542 \n\n COOLING \n YESTERDAY 0 0 0 0 \n MONTH TO DATE 0 0 0 0 \n SINCE SEP 1 2 30 -28 34 \n SINCE JAN 1 267 263 4 328 \n...................................................................\n\n\nWIND (MPH) \n RESULTANT WIND SPEED 12 RESULTANT WIND DIRECTION S (180) \n HIGHEST WIND SPEED 28 HIGHEST WIND DIRECTION S (190) \n HIGHEST GUST SPEED 41 HIGHEST GUST DIRECTION S (170) \n AVERAGE WIND SPEED 12.4 \n\n\nSKY COVER \n AVERAGE SKY COVER 0.7 \n\n\nWEATHER CONDITIONS \nTHE FOLLOWING WEATHER WAS RECORDED YESTERDAY. \n LIGHT RAIN \n\n\nRELATIVE HUMIDITY (PERCENT)\n HIGHEST 86 500 AM \n LOWEST 64 200 PM \n AVERAGE 75 \n\n..........................................................\n\n\nTHE SEATTLE-TACOMA WA AIRPORT CLIMATE NORMALS FOR TODAY\n NORMAL RECORD YEAR \n MAXIMUM TEMPERATURE (F) 54 64 1997 \n 2016 \n MINIMUM TEMPERATURE (F) 42 27 1948 \n\n\nSUNRISE AND SUNSET \nNOVEMBER 9 2026......SUNRISE 705 AM PST SUNSET 440 PM PST \nNOVEMBER 10 2026......SUNRISE 707 AM PST SUNSET 439 PM PST \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$$\n"}],"html":"https://weathermarket.io/nws-cli/KSEA/2026-11-08","json":"https://weathermarket.io/api/nws-cli/KSEA/2026-11-08"},"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/KSEA/YYYY-MM-DD (HTML) and https://weathermarket.io/api/nws-cli/KSEA/YYYY-MM-DD (JSON)."],"citation":"Settlement source: the final NWS Climatological Report (CLI) for station KSEA for the contract date, as archived verbatim at https://weathermarket.io/nws-cli/KSEA/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."}}