000 URNT12 KNHC 081604 VORTEX DATA MESSAGE A. 08/06:02:50Z B. 00 deg 00 min N 000 deg 00 min E C. NA D. NA E. NA F. 360 deg 0 kt G. 360 deg 0 nm H. EXTRAP 0 mb I. 0 C / 0 m J. 0 C / 0 m K. NA / NA L. NA M. NA N. 12345 / 1 O. 0 / 0 nm P. AFS-1 WXWXA TRAIN OB 00 PRELIMINARY, DO NOT RETRANSMIT MAX FL WIND 0 KT 360/0 06:02:50Z SLP EXTRAP FROM BELOW 1500 FT TEST TEST showing GS1, will not allow GS2 ;