000 NOUS42 KWNO 170252 ADMNFD SENIOR DUTY METEOROLOGIST NWS ADMINISTRATIVE MESSAGE NWS NCEP CENTRAL OPERATIONS COLLEGE PARK MD 0251Z FRI MAY 17 2013 00Z GFS BEGAN ON TIME. 00Z RAOB RECAP... 91285/ITO - PURGED TEMP/RH 735-714 MB...SUPER-ADIABATIC 72520/PBZ - PURGED TEMP/RH 701-681 MB...SUPER-ADIABATIC 72649/MPX - UNAVBL FOR NAM..IN FOR THE GFS. 70316/CDB - 10148...ASCENT NOT AUTHORIZED THIS PERIOD 91413/YAP - MISSING TTBB NEWBY/OREILLY/SDM/NCO/NCEP