Jeff,
I just tried the new version of NGRB2PCG32 and it would not process the grids.
Here is part of the NGRB2PCG32OUT file
NGRB2PCG32 VERSION BETA 11/08/2004
OUTPUT DATA DIRECTORY: c:\PCGRIDDS32\GRIDDATA\
FILE: fh.0001_tl.press_gr.sgrib20
---NEW GRIB DATA FILE OPENED
===== BEGIN READ ===== IGB100( 1 & 2) COPIED TO 1 & 2
GRIB EDITION 1
===== BEGIN NEW GRIB EDITION 1 RECORD =====
REC#,SIZE = 1 101682
NBYTES,IRDRC7,IRDREC= 101682 1016 1016
IRDST/IRDEND/IGRBZZ= 3 1015 3
UNABLE TO PROCESS IRREGULAR GRIDS
===== BEGIN READ ===== IGB100( 1016 & 1017) COPIED TO 1 & 2
READING NEW GRIB RECORD = 1018
GRIB EDITION 1
===== BEGIN NEW GRIB EDITION 1 RECORD =====
REC#,SIZE = 2 101682
NBYTES,IRDRC7,IRDREC= 101682 1017 2033
IRDST/IRDEND/IGRBZZ= 1019 2032 3
UNABLE TO PROCESS IRREGULAR GRIDS [list=]
Kevin