{"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":"2026-11-11","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,"precipTrace":false,"tmax":13.89,"tmin":7.78,"precip":0,"issuedAt":"2026-11-12T05:25:00.000Z","productId":"6b1b7dcb-9551-42c3-bff5-3fa55ceb45b7","corrected":false,"reissues":0,"nwsProductUrl":"https://api.weather.gov/products/6b1b7dcb-9551-42c3-bff5-3fa55ceb45b7","iemArchiveUrl":"https://mesonet.agron.iastate.edu/wx/afos/p.php?pil=CLIBOS&e=202611120525"},"issues":[{"kind":"interim","asOfLocal":"0400 PM","issuedAt":"2026-11-11T21:20:00.000Z","issuedLocal":"420 PM EST WED NOV 11 2026","office":"KBOX","wmoHeader":"CDUS41 KBOX 112120","productId":"cd3a0451-3a5b-4dd1-9846-4053135cf214","source":"nws-api","corrected":false,"tmaxF":57,"tmaxTimeLocal":"258 PM","tminF":46,"tminTimeLocal":"255 AM","precipIn":0,"precipTrace":false,"snowIn":0,"snowTrace":false,"nwsProductUrl":"https://api.weather.gov/products/cd3a0451-3a5b-4dd1-9846-4053135cf214","iemArchiveUrl":"https://mesonet.agron.iastate.edu/wx/afos/p.php?pil=CLIBOS&e=202611112120","parseProblems":[],"rawTextSha256":"24fbdba51b8b6a9dde9c69af3cbcd3cb4559190bc0054257b0bc5f0652bc3475","rawText":"\n000\nCDUS41 KBOX 112120\nCLIBOS\n\nCLIMATE REPORT \nNATIONAL WEATHER SERVICE BOSTON/NORTON MA\n420 PM EST WED NOV 11 2026\n\n...................................\n\n...THE BOSTON MA CLIMATE SUMMARY FOR NOVEMBER 11 2026...\nVALID TODAY AS OF 0400 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 57 258 PM 73 2020 53 4 41 \n MINIMUM 46 255 AM 23 2017 39 7 34 \n AVERAGE 52 46 6 38 \n\nPRECIPITATION (IN) \n TODAY 0.00 1.10 1991 0.12 -0.12 0.00 \n MONTH TO DATE 3.66 1.31 2.35 0.56 \n SINCE SEP 1 11.09 8.90 2.19 8.61 \n SINCE JAN 1 28.65 36.94 -8.29 33.56 \n\nSNOWFALL (IN) \n TODAY 0.0 3.0 1987 0.0 0.0 0.0 \n MONTH TO DATE 0.0 0.1 -0.1 0.0 \n SINCE SEP 1 0.0 0.3 -0.3 0.0 \n SINCE JUL 1 0.0 0.3 -0.3 0.0 \n\nDEGREE DAYS \n HEATING \n TODAY 13 19 -6 27 \n MONTH TO DATE 82 189 -107 181 \n SINCE SEP 1 450 586 -136 495 \n SINCE JUL 1 450 595 -145 502 \n\n COOLING \n TODAY 0 0 0 0 \n MONTH TO DATE 4 0 4 0 \n SINCE SEP 1 100 100 0 108 \n SINCE JAN 1 1017 800 217 865 \n...................................................................\n\n\nWIND (MPH) \n HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION W (280) \n HIGHEST GUST SPEED 26 HIGHEST GUST DIRECTION N (340) \n AVERAGE WIND SPEED 8.3 \n\n\nSKY COVER \n POSSIBLE SUNSHINE MM \n AVERAGE SKY COVER 0.3 \n\n\nWEATHER CONDITIONS \nTHE FOLLOWING WEATHER WAS RECORDED TODAY. \n NO SIGNIFICANT WEATHER WAS OBSERVED. \n\n\nRELATIVE HUMIDITY (PERCENT)\n HIGHEST 79 300 AM \n LOWEST 37 200 PM \n AVERAGE 58 \n\n..........................................................\n\n\nTHE BOSTON MA CLIMATE NORMALS FOR TOMORROW\n NORMAL RECORD YEAR \n MAXIMUM TEMPERATURE (F) 53 76 1909 \n 2022 \n MINIMUM TEMPERATURE (F) 39 25 1894 \n 1926 \n\n\nSUNRISE AND SUNSET \nNOVEMBER 11 2026......SUNRISE 630 AM EST SUNSET 426 PM EST \nNOVEMBER 12 2026......SUNRISE 631 AM EST SUNSET 425 PM EST \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":"2026-11-12T05:25:00.000Z","issuedLocal":"1225 AM EST THU NOV 12 2026","office":"KBOX","wmoHeader":"CDUS41 KBOX 120525","productId":"6b1b7dcb-9551-42c3-bff5-3fa55ceb45b7","source":"nws-api","corrected":false,"tmaxF":57,"tmaxTimeLocal":"258 PM","tminF":46,"tminTimeLocal":"255 AM","precipIn":0,"precipTrace":false,"snowIn":0,"snowTrace":false,"nwsProductUrl":"https://api.weather.gov/products/6b1b7dcb-9551-42c3-bff5-3fa55ceb45b7","iemArchiveUrl":"https://mesonet.agron.iastate.edu/wx/afos/p.php?pil=CLIBOS&e=202611120525","parseProblems":[],"rawTextSha256":"fa5bfebcaa6ad035cda4a2a73778d04a00f9c9b148bf11173e7f170ac27971ac","rawText":"\n000\nCDUS41 KBOX 120525\nCLIBOS\n\nCLIMATE REPORT \nNATIONAL WEATHER SERVICE BOSTON/NORTON MA\n1225 AM EST THU NOV 12 2026\n\n...................................\n\n...THE BOSTON MA CLIMATE SUMMARY FOR NOVEMBER 11 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 57 258 PM 73 2020 53 4 41 \n MINIMUM 46 255 AM 23 2017 39 7 34 \n AVERAGE 52 46 6 38 \n\nPRECIPITATION (IN) \n YESTERDAY 0.00 1.10 1991 0.12 -0.12 0.00 \n MONTH TO DATE 3.66 1.31 2.35 0.56 \n SINCE SEP 1 11.09 8.90 2.19 8.61 \n SINCE JAN 1 28.65 36.94 -8.29 33.56 \n\nSNOWFALL (IN) \n YESTERDAY 0.0 3.0 1987 0.0 0.0 0.0 \n MONTH TO DATE 0.0 0.1 -0.1 0.0 \n SINCE SEP 1 0.0 0.3 -0.3 0.0 \n SINCE JUL 1 0.0 0.3 -0.3 0.0 \n\nDEGREE DAYS \n HEATING \n YESTERDAY 13 19 -6 27 \n MONTH TO DATE 82 189 -107 181 \n SINCE SEP 1 450 586 -136 495 \n SINCE JUL 1 450 595 -145 502 \n\n COOLING \n YESTERDAY 0 0 0 0 \n MONTH TO DATE 4 0 4 0 \n SINCE SEP 1 100 100 0 108 \n SINCE JAN 1 1017 800 217 865 \n...................................................................\n\n\nWIND (MPH) \n RESULTANT WIND SPEED 5 RESULTANT WIND DIRECTION W (290) \n HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION W (280) \n HIGHEST GUST SPEED 26 HIGHEST GUST DIRECTION N (340) \n AVERAGE WIND SPEED 6.7 \n\n\nSKY COVER \n POSSIBLE SUNSHINE MM \n AVERAGE SKY COVER 0.4 \n\n\nWEATHER CONDITIONS \nTHE FOLLOWING WEATHER WAS RECORDED YESTERDAY. \n NO SIGNIFICANT WEATHER WAS OBSERVED. \n\n\nRELATIVE HUMIDITY (PERCENT)\n HIGHEST 79 300 AM \n LOWEST 37 200 PM \n AVERAGE 58 \n\n..........................................................\n\n\nTHE BOSTON MA CLIMATE NORMALS FOR TODAY\n NORMAL RECORD YEAR \n MAXIMUM TEMPERATURE (F) 53 76 1909 \n 2022 \n MINIMUM TEMPERATURE (F) 39 25 1894 \n 1926 \n\n\nSUNRISE AND SUNSET \nNOVEMBER 12 2026......SUNRISE 631 AM EST SUNSET 425 PM EST \nNOVEMBER 13 2026......SUNRISE 632 AM EST SUNSET 424 PM EST \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/KBOS/2026-11-11","json":"https://weathermarket.io/api/nws-cli/KBOS/2026-11-11"},"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."}}