June 3, 2008

MEMORANDUM TO:  Record
FROM:           Dennis A. Keyser -- NP22
Subject:        Changes to IBM-CCS Data Preprocessor (PREPDATA)
                (September 9, 2004 Version -- UPDATE # 7)


The September 9, 2004 data preprocessor program (PREPDATA) was updated for the
seventh time.  UPDATE #7 was implemented on the IBM-CCS machines at 12Z on
June 3, 2008.  Except where noted, the changes below affect all eight
versions: NAM, NDAS, GFS, GDAS, RUC, CDAS, RTMA and AFOSPLT.

*************** I B M - C C S   U P D A T E   # 7 **************


I. OPERATIONAL CHANGES SPECIFIC TO A DATA TYPE

  A. CHANGES TO ATOVS SATELLITE SOUNDING PROCESSING

     1) CDAS only: Can now handle reports from METOP-2 satellite.  [MAIN,
W3ATOVSUNP, W3XTOVSEDS]


  B. CHANGES TO UPPER-AIR RADIOSONDE AND PIBAL PROCESSING

     1) Can handle radiosonde types > 99 which will soon be introduced into
the BUFR database (based on November 2007 WMO BUFR update) [MAIN, RPTLBL,
FILLX. IW3UNPF]