{"station":{"icao":"KBOS","cliId":"BOS","pil":"CLIBOS","city":{"slug":"boston","name":"보스턴","country":"United States"},"timezone":"America/New_York","feed":"https://api.weather.gov/products/types/CLI/locations/BOS","html":"https://weathermarket.io/nws-cli/KBOS","json":"https://weathermarket.io/api/nws-cli/KBOS"},"stationToday":"2026-11-13","day":{"date":"2026-10-26","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":73,"tminF":44,"precipIn":0,"precipTrace":false,"tmax":22.78,"tmin":6.67,"precip":0,"issuedAt":"2026-10-27T05:29:00.000Z","productId":"iem:CDUS41-KBOX-270529:BOS:2026-10-26:final","corrected":false,"reissues":0,"nwsProductUrl":null,"iemArchiveUrl":"https://mesonet.agron.iastate.edu/wx/afos/p.php?pil=CLIBOS&e=202610270529"},"issues":[{"kind":"interim","asOfLocal":"0500 PM","issuedAt":"2026-10-26T21:33:00.000Z","issuedLocal":"533 PM EDT MON OCT 26 2026","office":"KBOX","wmoHeader":"CDUS41 KBOX 262133","productId":"iem:CDUS41-KBOX-262133:BOS:2026-10-26:interim","source":"iem-afos","corrected":false,"tmaxF":73,"tmaxTimeLocal":"321 PM","tminF":44,"tminTimeLocal":"617 AM","precipIn":0,"precipTrace":false,"snowIn":0,"snowTrace":false,"nwsProductUrl":null,"iemArchiveUrl":"https://mesonet.agron.iastate.edu/wx/afos/p.php?pil=CLIBOS&e=202610262133","parseProblems":[],"rawTextSha256":"e3fccccfe98a1a74b2b0f2a7cc7324944346981eed81f46c77ed1fb16085b29b","rawText":"CDUS41 KBOX 262133\nCLIBOS\n\nCLIMATE REPORT \nNATIONAL WEATHER SERVICE BOSTON/NORTON MA\n533 PM EDT MON OCT 26 2026\n\n...................................\n\n...THE BOSTON MA CLIMATE SUMMARY FOR OCTOBER 26 2026...\nVALID TODAY AS OF 0500 PM LOCAL TIME.\n\nCLIMATE NORMAL PERIOD 1991 TO 2020\nCLIMATE RECORD PERIOD 1872 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 73 321 PM 84 1963 59 14 57 \n MINIMUM 44 617 AM 25 1879 44 0 43 \n AVERAGE 59 51 8 50 \n\nPRECIPITATION (IN) \n TODAY 0.00 1.74 2002 0.13 -0.13 0.00 \n MONTH TO DATE 2.08 3.39 -1.31 4.30 \n SINCE SEP 1 7.43 6.95 0.48 7.39 \n SINCE JAN 1 24.99 34.99 -10.00 32.34 \n\nSNOWFALL (IN) \n TODAY 0.0 T 1962 0.0 0.0 0.0 \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\nDEGREE DAYS \n HEATING \n TODAY 6 14 -8 15 \n MONTH TO DATE 224 252 -28 208 \n SINCE SEP 1 307 323 -16 240 \n SINCE JUL 1 307 332 -25 247 \n\n COOLING \n TODAY 0 0 0 0 \n MONTH TO DATE 19 6 13 23 \n SINCE SEP 1 96 97 -1 108 \n SINCE JAN 1 1013 797 216 865 \n...................................................................\n\n\nWIND (MPH) \n HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION SW (220) \n HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION SW (240) \n AVERAGE WIND SPEED 7.8 \n\n\nSKY COVER \n POSSIBLE SUNSHINE MM \n AVERAGE SKY COVER 0.2 \n\n\nWEATHER CONDITIONS \nTHE FOLLOWING WEATHER WAS RECORDED TODAY. \n NO SIGNIFICANT WEATHER WAS OBSERVED. \n\n\nRELATIVE HUMIDITY (PERCENT)\n HIGHEST 65 300 AM \n LOWEST 24 400 PM \n AVERAGE 45 \n\n..........................................................\n\n\nTHE BOSTON MA CLIMATE NORMALS FOR TOMORROW\n NORMAL RECORD YEAR \n MAXIMUM TEMPERATURE (F) 58 85 1963 \n MINIMUM TEMPERATURE (F) 44 25 1936 \n\n\nSUNRISE AND SUNSET \nOCTOBER 26 2026.......SUNRISE 710 AM EDT SUNSET 545 PM EDT \nOCTOBER 27 2026.......SUNRISE 711 AM EDT SUNSET 544 PM EDT \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":"2026-10-27T05:29:00.000Z","issuedLocal":"129 AM EDT TUE OCT 27 2026","office":"KBOX","wmoHeader":"CDUS41 KBOX 270529","productId":"iem:CDUS41-KBOX-270529:BOS:2026-10-26:final","source":"iem-afos","corrected":false,"tmaxF":73,"tmaxTimeLocal":"321 PM","tminF":44,"tminTimeLocal":"617 AM","precipIn":0,"precipTrace":false,"snowIn":0,"snowTrace":false,"nwsProductUrl":null,"iemArchiveUrl":"https://mesonet.agron.iastate.edu/wx/afos/p.php?pil=CLIBOS&e=202610270529","parseProblems":[],"rawTextSha256":"08bdb59cb23c0972fc976de4cc5998141fb39d5ae2d9379e9f485ef95079bd2b","rawText":"CDUS41 KBOX 270529\nCLIBOS\n\nCLIMATE REPORT \nNATIONAL WEATHER SERVICE BOSTON/NORTON MA\n129 AM EDT TUE OCT 27 2026\n\n...................................\n\n...THE BOSTON MA CLIMATE SUMMARY FOR OCTOBER 26 2026...\n\nCLIMATE NORMAL PERIOD 1991 TO 2020\nCLIMATE RECORD PERIOD 1872 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 73 321 PM 84 1963 59 14 57 \n MINIMUM 44 617 AM 25 1879 44 0 43 \n AVERAGE 59 51 8 50 \n\nPRECIPITATION (IN) \n YESTERDAY 0.00 1.74 2002 0.13 -0.13 0.00 \n MONTH TO DATE 2.08 3.39 -1.31 4.30 \n SINCE SEP 1 7.43 6.95 0.48 7.39 \n SINCE JAN 1 24.99 34.99 -10.00 32.34 \n\nSNOWFALL (IN) \n YESTERDAY 0.0 T 1962 0.0 0.0 0.0 \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\nDEGREE DAYS \n HEATING \n YESTERDAY 6 14 -8 15 \n MONTH TO DATE 224 252 -28 208 \n SINCE SEP 1 307 323 -16 240 \n SINCE JUL 1 307 332 -25 247 \n\n COOLING \n YESTERDAY 0 0 0 0 \n MONTH TO DATE 19 6 13 23 \n SINCE SEP 1 96 97 -1 108 \n SINCE JAN 1 1013 797 216 865 \n...................................................................\n\n\nWIND (MPH) \n RESULTANT WIND SPEED 6 RESULTANT WIND DIRECTION W (260) \n HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION N (340) \n HIGHEST GUST SPEED 29 HIGHEST GUST DIRECTION N (340) \n AVERAGE WIND SPEED 8.9 \n\n\nSKY COVER \n POSSIBLE SUNSHINE MM \n AVERAGE SKY COVER 0.2 \n\n\nWEATHER CONDITIONS \nTHE FOLLOWING WEATHER WAS RECORDED YESTERDAY. \n NO SIGNIFICANT WEATHER WAS OBSERVED. \n\n\nRELATIVE HUMIDITY (PERCENT)\n HIGHEST 65 300 AM \n LOWEST 24 400 PM \n AVERAGE 45 \n\n..........................................................\n\n\nTHE BOSTON MA CLIMATE NORMALS FOR TODAY\n NORMAL RECORD YEAR \n MAXIMUM TEMPERATURE (F) 58 85 1963 \n MINIMUM TEMPERATURE (F) 44 25 1936 \n\n\nSUNRISE AND SUNSET \nOCTOBER 27 2026.......SUNRISE 711 AM EDT SUNSET 544 PM EDT \nOCTOBER 28 2026.......SUNRISE 713 AM EDT SUNSET 543 PM EDT \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/KBOS/2026-10-26","json":"https://weathermarket.io/api/nws-cli/KBOS/2026-10-26"},"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/KBOS/YYYY-MM-DD (HTML) and https://weathermarket.io/api/nws-cli/KBOS/YYYY-MM-DD (JSON)."],"citation":"Settlement source: the final NWS Climatological Report (CLI) for station KBOS for the contract date, as archived verbatim at https://weathermarket.io/nws-cli/KBOS/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."}}