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ICOADS & Surface Pressure Improvements

ICOADS & Surface Pressure Improvements. Scott Woodruff NOAA Earth System Research Laboratory Boulder USA. AOPC/OOPC Surface Pressure WG UK Met Office, Exeter 21 October 2005. ICOADS International Comprehensive Ocean-Atmosphere Data Set. Release 2.2: 1784-2004 completed: October 2005

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ICOADS & Surface Pressure Improvements

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  1. ICOADS & Surface Pressure Improvements Scott Woodruff NOAA Earth System Research Laboratory Boulder USA AOPC/OOPC Surface Pressure WG UK Met Office, Exeter 21 October 2005

  2. ICOADSInternational Comprehensive Ocean-Atmosphere Data Set • Release 2.2: 1784-2004 • completed: October 2005 • 2003-2004 new (1998-2002 reprocessed) • GTS plus delayed-mode buoy sources: • MEDS drifting • TAO/TRITON and PIRATA moored • NDBC moored • Annual GTS updates planned

  3. Recent in situ data compositionJCOMM2: Might Argo floats be fitted w/ barometers? VOS data in decline

  4. Release 2.2 early national composition:K reports/year versus Release 1

  5. Blend candidates:red (undigitized), yellow (partly), green (fully) est. resources: >3 person-years translation & blending Auxiliary

  6. Sparse data: ~1784-1819 Period of GMN Obs: ~1886-1939 Most data destroyed: ~1942-47 MERCHANT NAVY US Logbook Statusred (undigitized), yellow (not blended), green (blended)

  7. USN Submarine Devilfish, 1945

  8. US Maury SLP problems1=gravity, 2=& temp correction (attm T)

  9. CLIMAR-III: Third JCOMM Workshop on Advances in Marine ClimatologyPlanned for 2007

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