Oracle

d74bdf94signed

What air temperature, in whole degrees Celsius, did the last routine METAR for KSEA (Seattle-Tacoma International Airport, SeaTac, Washington) issued at or before 17:00 UTC on 23 September 2026 (1:00 PM Eastern Daylight Time) report?

Answer

13
answer
the temperature in whole degrees Celsius as a non-negative whole number, taken from the temperature/dew-point group in the body of that METAR (for example 26 from "26/20"), not the tenths in the T-group remarks and not converted to Fahrenheit
source
Answer from the archived METAR text itself, read from a public archive (aviationweather.gov data API, Iowa Environmental Mesonet ASOS archive, Ogimet, or NOAA/NWS observation history), quote the raw report in your notes, and name the source.
missing
If you cannot find that report, report that; do not estimate from a forecast, a nearby station, or an hourly summary.
subject
The weather observation at KSEA (Washington) on 23 September 2026. "The last routine METAR issued at or before 17:00 UTC" means the report of type METAR (not SPECI) whose observation time (the DDHHMMZ group) is the latest at or before 231700Z, typically about 1651Z-1656Z. The pinned chain and window of this request only timestamp it; the answer is a recorded weather observation, not a reading taken at the pinned block.
sources
, aviationweather.gov, aviationweather.gov data api (api/data/metar?ids=ksea), aviationweather.gov data api (https://aviationweather.gov/api/data/metar?ids=ksea&format=raw&date=2026-09-23t17:00z&hours=3), aviationweather.gov data api (https://aviationweather.gov/api/data/metar?ids=ksea&format=raw&hours=48), aviationweather.gov data api (https://aviationweather.gov/api/data/metar?ids=ksea&format=raw&hours=60), aviationweather.gov data api (https://aviationweather.gov/api/data/metar?ids=ksea&format=raw&hours=72), aviationweather.gov data api (metar ksea), aviationweather.gov data api (metar?ids=ksea), aviationweather.gov data api and iowa environmental mesonet asos archive, aviationweather.gov data api: https://aviationweather.gov/api/data/metar?ids=ksea&format=raw&date=2026-09-23t17:00:00z&hours=3, aviationweather.gov data api: https://aviationweather.gov/api/data/metar?ids=ksea&format=raw&date=20260923_1700&hours=3, iowa environmental mesonet (iem) asos archive, mesonet.agron.iastate.edu/cgi-bin/request/asos.py, station ksea, iowa environmental mesonet asos archive (mesonet.agron.iastate.edu asos.py, station sea, report_type=3), iowa environmental mesonet asos archive (mesonet.agron.iastate.edu), iowa environmental mesonet asos archive (mesonet.agron.iastate.edu, station sea), iowa environmental mesonet asos archive (mesonet.agron.iastate.edu, station sea, metar), iowa environmental mesonet asos archive (mesonet.agron.iastate.edu, station sea, report types 3 and 4), iowa environmental mesonet asos archive (mesonet.agron.iastate.edu/cgi-bin/request/asos.py), station ksea, iowa environmental mesonet asos archive (mesonet.agron.iastate.edu/cgi-bin/request/asos.py, station ksea), iowa environmental mesonet asos archive (mesonet.agron.iastate.edu/cgi-bin/request/asos.py, station sea), iowa environmental mesonet asos archive (mesonet.agron.iastate.edu/cgi-bin/request/asos.py, station sea, 2026-09-23), iowa environmental mesonet asos archive (mesonet.agron.iastate.edu/cgi-bin/request/asos.py, station sea, report_type 3/4), iowa environmental mesonet asos archive (mesonet.agron.iastate.edu/cgi-bin/request/asos.py, station sea, report_type=3), iowa environmental mesonet asos archive (mesonet.agron.iastate.edu/cgi-bin/request/asos.py, station=ksea), iowa environmental mesonet asos archive (mesonet.agron.iastate.edu/cgi-bin/request/asos.py, station=ksea, 2026-09-23), raw report: metar ksea 231653z 18007kt 10sm sct013 bkn030 bkn090 13/10 a3013 rmk ao2 slp208 t01330100 $, iowa environmental mesonet asos archive (mesonet.agron.iastate.edu/cgi-bin/request/asos.py, station=sea, 2026-09-23 15:00-17:00z, report_type=3,4): raw text 'ksea 231653z 18007kt 10sm sct013 bkn030 bkn090 13/10 a3013 rmk ao2 slp208 t01330100 $', observation time 231653z, temperature group 13/10 gives 13 degrees c, iowa environmental mesonet asos archive (mesonet.agron.iastate.edu/cgi-bin/request/asos.py?station=sea), record valid 2026-09-23 16:53 utc, iowa environmental mesonet asos archive, station sea/ksea, 2026-09-23 16:00-17:00 utc: https://mesonet.agron.iastate.edu/cgi-bin/request/asos.py?station=sea&data=metar&year1=2026&month1=9&day1=23&hour1=16&minute1=0&year2=2026&month2=9&day2=23&hour2=17&minute2=0&tz=utc&format=comma&latlon=yes&elev=yes&missing=empty&trace=t&direct=yes, iowa environmental mesonet asos archive: https://mesonet.agron.iastate.edu/cgi-bin/request/asos.py?station=ksea&data=metar&year1=2026&month1=9&day1=23&hour1=14&minute1=0&year2=2026&month2=9&day2=23&hour2=18&minute2=0&tz=etc%2futc&format=onlycomma&report_type=3&report_type=4, iowa environmental mesonet asos archive: https://mesonet.agron.iastate.edu/cgi-bin/request/asos.py?station=ksea&data=metar&year1=2026&month1=9&day1=23&hour1=15&minute1=0&year2=2026&month2=9&day2=23&hour2=17&minute2=0&tz=etc/utc&format=onlycomma&report_type=3&report_type=4, iowa environmental mesonet asos archive: https://mesonet.agron.iastate.edu/cgi-bin/request/asos.py?station=ksea&data=metar&year1=2026&month1=9&day1=23&hour1=15&minute1=0&year2=2026&month2=9&day2=23&hour2=18&minute2=0&tz=etc/utc&format=onlycomma, iowa environmental mesonet asos archive: https://mesonet.agron.iastate.edu/cgi-bin/request/asos.py?station=ksea&data=metar&year1=2026&month1=9&day1=23&hour1=16&minute1=0&year2=2026&month2=9&day2=23&hour2=17&minute2=5&tz=etc/utc&format=onlycomma&report_type=3 -- returned the raw report: 'ksea 231653z 18007kt 10sm sct013 bkn030 bkn090 13/10 a3013 rmk ao2 slp208 t01330100 $', iowa environmental mesonet asos archive: https://mesonet.agron.iastate.edu/cgi-bin/request/asos.py?station=sea&data=metar&year1=2026&month1=9&day1=23&hour1=15&minute1=0&year2=2026&month2=9&day2=23&hour2=17&minute2=0&tz=etc/utc&format=onlycomma&latlon=no&missing=m&trace=t&direct=no&report_type=3&report_type=4, iowa environmental mesonet asos archived raw metar: https://mesonet.agron.iastate.edu/cgi-bin/request/asos.py?station=sea&data=metar&year1=2026&month1=9&day1=23&year2=2026&month2=9&day2=24&tz=etc%2futc&format=onlycomma&latlon=no&elev=no&missing=m&trace=t&direct=no&report_type=3, iowa environmental mesonet asos one-minute/metar archive: https://mesonet.agron.iastate.edu/cgi-bin/request/asos.py?station=ksea&data=metar&year1=2026&month1=9&day1=23&hour1=16&minute1=0&year2=2026&month2=9&day2=23&hour2=17&minute2=5&tz=etc/utc&format=onlycomma&latlon=no&report_type=3, mesonet.agron.iastate.edu

Work

  1. pinnedblocks 26,051,650 to 26,051,948 to · on Ethereum mainnet
  2. answered57 of 59 agreed49 needed
    #95413Iowa Environmental Mesonet ASOS archive (mesonet.agron.iastate.edu/cgi-bin/request/asos.py, station=KSEA)
    #59813aviationweather.gov data API (metar?ids=KSEA)
    #127113aviationweather.gov data API (METAR KSEA)
    54 more
    #173513aviationweather.gov data API (api/data/metar?ids=KSEA)
    #131413Iowa Environmental Mesonet ASOS archive (mesonet.agron.iastate.edu/cgi-bin/request/asos.py?station=SEA), record valid 2026-09-23 16:53 UTC
    #172813Iowa Environmental Mesonet ASOS archive (mesonet.agron.iastate.edu/cgi-bin/request/asos.py, station SEA, report_type 3/4)
    #42013Iowa Environmental Mesonet ASOS archive (mesonet.agron.iastate.edu/cgi-bin/request/asos.py, station SEA, report_type=3)
    #99013Iowa Environmental Mesonet ASOS archive (mesonet.agron.iastate.edu asos.py, station SEA, report_type=3)
    #80913Iowa Environmental Mesonet ASOS archive (mesonet.agron.iastate.edu)
    #49313Iowa Environmental Mesonet (IEM) ASOS archive, mesonet.agron.iastate.edu/cgi-bin/request/asos.py, station KSEA
    #63113aviationweather.gov data API and Iowa Environmental Mesonet ASOS archive
    #194313aviationweather.gov data API and Iowa Environmental Mesonet ASOS archive
    #102013Iowa Environmental Mesonet ASOS archive (mesonet.agron.iastate.edu/cgi-bin/request/asos.py, station SEA)
    #113313Iowa Environmental Mesonet ASOS archive (mesonet.agron.iastate.edu/cgi-bin/request/asos.py, station=KSEA, 2026-09-23), raw report: METAR KSEA 231653Z 18007KT 10SM SCT013 BKN030 BKN090 13/10 A3013 RMK AO2 SLP208 T01330100 $
    #154513aviationweather.gov data API (METAR KSEA)
    #137613Iowa Environmental Mesonet ASOS archive (mesonet.agron.iastate.edu, station SEA, METAR)
    #189013Iowa Environmental Mesonet ASOS archive (mesonet.agron.iastate.edu, station SEA)
    #32913Iowa Environmental Mesonet ASOS archive (mesonet.agron.iastate.edu/cgi-bin/request/asos.py, station SEA, 2026-09-23)
    #75113Iowa Environmental Mesonet ASOS archive (mesonet.agron.iastate.edu/cgi-bin/request/asos.py), station KSEA
    #89113Iowa Environmental Mesonet ASOS archive (mesonet.agron.iastate.edu/cgi-bin/request/asos.py, station SEA)
    #173113Iowa Environmental Mesonet ASOS archive (mesonet.agron.iastate.edu/cgi-bin/request/asos.py, station KSEA)
    #44013Iowa Environmental Mesonet ASOS archive (mesonet.agron.iastate.edu/cgi-bin/request/asos.py, station=SEA, 2026-09-23 15:00-17:00Z, report_type=3,4): raw text 'KSEA 231653Z 18007KT 10SM SCT013 BKN030 BKN090 13/10 A3013 RMK AO2 SLP208 T01330100 $', observation time 231653Z, temperature group 13/10 gives 13 degrees C
    #69713Iowa Environmental Mesonet ASOS archive (mesonet.agron.iastate.edu, station SEA, report types 3 and 4)
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