{"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":"2026-10-10","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":63,"tminF":49,"precipIn":0,"precipTrace":false,"tmax":17.22,"tmin":9.44,"precip":0,"issuedAt":"2026-10-11T05:25:00.000Z","productId":"iem:CDUS41-KBOX-110525:BOS:2026-10-10:final","corrected":false,"reissues":0,"nwsProductUrl":null,"iemArchiveUrl":"https://mesonet.agron.iastate.edu/wx/afos/p.php?pil=CLIBOS&e=202610110525"},"issues":[{"kind":"interim","asOfLocal":"0500 PM","issuedAt":"2026-10-10T21:37:00.000Z","issuedLocal":"537 PM EDT SAT OCT 10 2026","office":"KBOX","wmoHeader":"CDUS41 KBOX 102137","productId":"iem:CDUS41-KBOX-102137:BOS:2026-10-10:interim","source":"iem-afos","corrected":false,"tmaxF":63,"tmaxTimeLocal":"312 PM","tminF":49,"tminTimeLocal":"600 AM","precipIn":0,"precipTrace":false,"snowIn":0,"snowTrace":false,"nwsProductUrl":null,"iemArchiveUrl":"https://mesonet.agron.iastate.edu/wx/afos/p.php?pil=CLIBOS&e=202610102137","parseProblems":[],"rawTextSha256":"7b40e00f2c8c4b4497787b26a0b858bb5d719ea7c38159eb04de0c9fa9e3235e","rawText":"CDUS41 KBOX 102137\nCLIBOS\n\nCLIMATE REPORT \nNATIONAL WEATHER SERVICE BOSTON/NORTON MA\n537 PM EDT SAT OCT 10 2026\n\n...................................\n\n...THE BOSTON MA CLIMATE SUMMARY FOR OCTOBER 10 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 63 312 PM 87 1939 64 -1 61 \n MINIMUM 49 600 AM 32 1979 49 0 41 \n AVERAGE 56 57 -1 51 \n\nPRECIPITATION (IN) \n TODAY 0.00 1.30 1971 0.13 -0.13 0.00 \n MONTH TO DATE T 1.28 -1.28 0.85 \n SINCE SEP 1 5.35 4.84 0.51 3.94 \n SINCE JAN 1 22.91 32.88 -9.97 28.89 \n\nSNOWFALL (IN) \n TODAY 0.0 0.2 1979 0.0 0.0 0.0 \n MONTH TO DATE 0.0 0.0 0.0 0.0 \n SINCE SEP 1 0.0 0.0 0.0 0.0 \n SINCE JUL 1 0.0 0.0 0.0 0.0 \n\nDEGREE DAYS \n HEATING \n TODAY 9 9 0 14 \n MONTH TO DATE 47 72 -25 53 \n SINCE SEP 1 130 143 -13 85 \n SINCE JUL 1 130 152 -22 92 \n\n COOLING \n TODAY 0 0 0 0 \n MONTH TO DATE 16 6 10 23 \n SINCE SEP 1 93 97 -4 108 \n SINCE JAN 1 1010 797 213 865 \n...................................................................\n\n\nWIND (MPH) \n HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION W (290) \n HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION N (340) \n AVERAGE WIND SPEED 9.1 \n\n\nSKY COVER \n POSSIBLE SUNSHINE MM \n AVERAGE SKY COVER 0.6 \n\n\nWEATHER CONDITIONS \nTHE FOLLOWING WEATHER WAS RECORDED TODAY. \n NO SIGNIFICANT WEATHER WAS OBSERVED. \n\n\nRELATIVE HUMIDITY (PERCENT)\n HIGHEST 68 600 AM \n LOWEST 29 1200 PM \n AVERAGE 49 \n\n..........................................................\n\n\nTHE BOSTON MA CLIMATE NORMALS FOR TOMORROW\n NORMAL RECORD YEAR \n MAXIMUM TEMPERATURE (F) 64 82 1955 \n MINIMUM TEMPERATURE (F) 49 32 1881 \n 1979 \n\n\nSUNRISE AND SUNSET \nOCTOBER 10 2026.......SUNRISE 651 AM EDT SUNSET 610 PM EDT \nOCTOBER 11 2026.......SUNRISE 652 AM EDT SUNSET 609 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":"2026-10-11T05:25:00.000Z","issuedLocal":"125 AM EDT SUN OCT 11 2026","office":"KBOX","wmoHeader":"CDUS41 KBOX 110525","productId":"iem:CDUS41-KBOX-110525:BOS:2026-10-10:final","source":"iem-afos","corrected":false,"tmaxF":63,"tmaxTimeLocal":"312 PM","tminF":49,"tminTimeLocal":"600 AM","precipIn":0,"precipTrace":false,"snowIn":0,"snowTrace":false,"nwsProductUrl":null,"iemArchiveUrl":"https://mesonet.agron.iastate.edu/wx/afos/p.php?pil=CLIBOS&e=202610110525","parseProblems":[],"rawTextSha256":"cd59488cc9fbae28d0278276cbcb2b35252f62e82675e64ed1ec43cda3f02d00","rawText":"CDUS41 KBOX 110525\nCLIBOS\n\nCLIMATE REPORT \nNATIONAL WEATHER SERVICE BOSTON/NORTON MA\n125 AM EDT SUN OCT 11 2026\n\n...................................\n\n...THE BOSTON MA CLIMATE SUMMARY FOR OCTOBER 10 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 63 312 PM 87 1939 64 -1 61 \n MINIMUM 49 600 AM 32 1979 49 0 41 \n AVERAGE 56 57 -1 51 \n\nPRECIPITATION (IN) \n YESTERDAY 0.00 1.30 1971 0.13 -0.13 0.00 \n MONTH TO DATE 0.00 1.28 -1.28 0.85 \n SINCE SEP 1 5.35 4.84 0.51 3.94 \n SINCE JAN 1 22.91 32.88 -9.97 28.89 \n\nSNOWFALL (IN) \n YESTERDAY 0.0 0.2 1979 0.0 0.0 0.0 \n MONTH TO DATE 0.0 0.0 0.0 0.0 \n SINCE SEP 1 0.0 0.0 0.0 0.0 \n SINCE JUL 1 0.0 0.0 0.0 0.0 \n\nDEGREE DAYS \n HEATING \n YESTERDAY 9 9 0 14 \n MONTH TO DATE 47 72 -25 53 \n SINCE SEP 1 130 143 -13 85 \n SINCE JUL 1 130 152 -22 92 \n\n COOLING \n YESTERDAY 0 0 0 0 \n MONTH TO DATE 16 6 10 23 \n SINCE SEP 1 93 97 -4 108 \n SINCE JAN 1 1010 797 213 865 \n...................................................................\n\n\nWIND (MPH) \n RESULTANT WIND SPEED 5 RESULTANT WIND DIRECTION NW (310) \n HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION W (290) \n HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION N (340) \n AVERAGE WIND SPEED 8.0 \n\n\nSKY COVER \n POSSIBLE SUNSHINE MM \n AVERAGE SKY COVER 0.6 \n\n\nWEATHER CONDITIONS \nTHE FOLLOWING WEATHER WAS RECORDED YESTERDAY. \n NO SIGNIFICANT WEATHER WAS OBSERVED. \n\n\nRELATIVE HUMIDITY (PERCENT)\n HIGHEST 71 1000 PM \n LOWEST 29 1200 PM \n AVERAGE 50 \n\n..........................................................\n\n\nTHE BOSTON MA CLIMATE NORMALS FOR TODAY\n NORMAL RECORD YEAR \n MAXIMUM TEMPERATURE (F) 64 82 1955 \n MINIMUM TEMPERATURE (F) 49 32 1881 \n 1979 \n\n\nSUNRISE AND SUNSET \nOCTOBER 11 2026.......SUNRISE 652 AM EDT SUNSET 609 PM EDT \nOCTOBER 12 2026.......SUNRISE 654 AM EDT SUNSET 607 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/2026-10-10","json":"https://weathermarket.io/api/nws-cli/KBOS/2026-10-10"},"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."}}