{"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":"2026-10-22","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":65,"tminF":47,"precipIn":0,"precipTrace":false,"tmax":18.33,"tmin":8.33,"precip":0,"issuedAt":"2026-10-23T05:26:00.000Z","productId":"iem:CDUS41-KBOX-230526:BOS:2026-10-22:final","corrected":false,"reissues":0,"nwsProductUrl":null,"iemArchiveUrl":"https://mesonet.agron.iastate.edu/wx/afos/p.php?pil=CLIBOS&e=202610230526"},"issues":[{"kind":"interim","asOfLocal":"0500 PM","issuedAt":"2026-10-22T21:30:00.000Z","issuedLocal":"530 PM EDT THU OCT 22 2026","office":"KBOX","wmoHeader":"CDUS41 KBOX 222130","productId":"iem:CDUS41-KBOX-222130:BOS:2026-10-22:interim","source":"iem-afos","corrected":false,"tmaxF":65,"tmaxTimeLocal":"248 PM","tminF":47,"tminTimeLocal":"717 AM","precipIn":0,"precipTrace":false,"snowIn":0,"snowTrace":false,"nwsProductUrl":null,"iemArchiveUrl":"https://mesonet.agron.iastate.edu/wx/afos/p.php?pil=CLIBOS&e=202610222130","parseProblems":[],"rawTextSha256":"860c5cb3830130e5398e1f3f9b055add065fd6c1faa14b748a220b2c242ac86c","rawText":"CDUS41 KBOX 222130\nCLIBOS\n\nCLIMATE REPORT \nNATIONAL WEATHER SERVICE BOSTON/NORTON MA\n530 PM EDT THU OCT 22 2026\n\n...................................\n\n...THE BOSTON MA CLIMATE SUMMARY FOR OCTOBER 22 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 65 248 PM 83 1979 60 5 67 \n MINIMUM 47 717 AM 28 1940 46 1 53 \n AVERAGE 56 53 3 60 \n\nPRECIPITATION (IN) \n TODAY 0.00 1.53 1898 0.14 -0.14 0.41 \n MONTH TO DATE 2.08 2.86 -0.78 4.30 \n SINCE SEP 1 7.43 6.42 1.01 7.39 \n SINCE JAN 1 24.99 34.46 -9.47 32.34 \n\nSNOWFALL (IN) \n TODAY 0.0 T 1969 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 9 12 -3 5 \n MONTH TO DATE 169 199 -30 158 \n SINCE SEP 1 252 270 -18 190 \n SINCE JUL 1 252 279 -27 197 \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 22 HIGHEST WIND DIRECTION N (10) \n HIGHEST GUST SPEED 29 HIGHEST GUST DIRECTION N (10) \n AVERAGE WIND SPEED 13.6 \n\n\nSKY COVER \n POSSIBLE SUNSHINE MM \n AVERAGE SKY COVER 0.8 \n\n\nWEATHER CONDITIONS \nTHE FOLLOWING WEATHER WAS RECORDED TODAY. \n NO SIGNIFICANT WEATHER WAS OBSERVED. \n\n\nRELATIVE HUMIDITY (PERCENT)\n HIGHEST 83 1200 AM \n LOWEST 24 200 PM \n AVERAGE 54 \n\n..........................................................\n\n\nTHE BOSTON MA CLIMATE NORMALS FOR TOMORROW\n NORMAL RECORD YEAR \n MAXIMUM TEMPERATURE (F) 60 84 1947 \n MINIMUM TEMPERATURE (F) 45 29 1883 \n\n\nSUNRISE AND SUNSET \nOCTOBER 22 2026.......SUNRISE 705 AM EDT SUNSET 551 PM EDT \nOCTOBER 23 2026.......SUNRISE 706 AM EDT SUNSET 550 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":"2026-10-23T05:26:00.000Z","issuedLocal":"126 AM EDT FRI OCT 23 2026","office":"KBOX","wmoHeader":"CDUS41 KBOX 230526","productId":"iem:CDUS41-KBOX-230526:BOS:2026-10-22:final","source":"iem-afos","corrected":false,"tmaxF":65,"tmaxTimeLocal":"248 PM","tminF":47,"tminTimeLocal":"717 AM","precipIn":0,"precipTrace":false,"snowIn":0,"snowTrace":false,"nwsProductUrl":null,"iemArchiveUrl":"https://mesonet.agron.iastate.edu/wx/afos/p.php?pil=CLIBOS&e=202610230526","parseProblems":[],"rawTextSha256":"c76deb783f7c33cc4cc82f4cd615f7433fc5a70d3545a0cbf67f02dd6329a100","rawText":"CDUS41 KBOX 230526\nCLIBOS\n\nCLIMATE REPORT \nNATIONAL WEATHER SERVICE BOSTON/NORTON MA\n126 AM EDT FRI OCT 23 2026\n\n...................................\n\n...THE BOSTON MA CLIMATE SUMMARY FOR OCTOBER 22 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 65 248 PM 83 1979 60 5 67 \n MINIMUM 47 717 AM 28 1940 46 1 53 \n AVERAGE 56 53 3 60 \n\nPRECIPITATION (IN) \n YESTERDAY 0.00 1.53 1898 0.14 -0.14 0.41 \n MONTH TO DATE 2.08 2.86 -0.78 4.30 \n SINCE SEP 1 7.43 6.42 1.01 7.39 \n SINCE JAN 1 24.99 34.46 -9.47 32.34 \n\nSNOWFALL (IN) \n YESTERDAY 0.0 T 1969 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 9 12 -3 5 \n MONTH TO DATE 169 199 -30 158 \n SINCE SEP 1 252 270 -18 190 \n SINCE JUL 1 252 279 -27 197 \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 12 RESULTANT WIND DIRECTION N (360) \n HIGHEST WIND SPEED 22 HIGHEST WIND DIRECTION N (10) \n HIGHEST GUST SPEED 29 HIGHEST GUST DIRECTION N (10) \n AVERAGE WIND SPEED 12.4 \n\n\nSKY COVER \n POSSIBLE SUNSHINE MM \n AVERAGE SKY COVER 0.7 \n\n\nWEATHER CONDITIONS \nTHE FOLLOWING WEATHER WAS RECORDED YESTERDAY. \n NO SIGNIFICANT WEATHER WAS OBSERVED. \n\n\nRELATIVE HUMIDITY (PERCENT)\n HIGHEST 83 1200 AM \n LOWEST 24 200 PM \n AVERAGE 54 \n\n..........................................................\n\n\nTHE BOSTON MA CLIMATE NORMALS FOR TODAY\n NORMAL RECORD YEAR \n MAXIMUM TEMPERATURE (F) 60 84 1947 \n MINIMUM TEMPERATURE (F) 45 29 1883 \n\n\nSUNRISE AND SUNSET \nOCTOBER 23 2026.......SUNRISE 706 AM EDT SUNSET 550 PM EDT \nOCTOBER 24 2026.......SUNRISE 708 AM EDT SUNSET 548 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/2026-10-22","json":"https://weathermarket.io/api/nws-cli/KBOS/2026-10-22"},"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."}}