URNT12 KNHC 021231 DETAILED VORTEX DATA MESSAGE A. 02/1233Z B. 28 DEG 36 MIN N 88 DEG 33 MIN W C. 850 MB 1369 M D. 25 KT E. 262 DEG 65 NM F. 198 DEG 38 KT G. 102 DEG 23 NM H. EXTRAP 994 MB I. 19 C/ 1532 M J. 18 C/ 1523 M K. 18 C/ NA L. NA M. NA N. 28 DEG 36 MIN N 88 DEG 33 MIN W 02/1233Z O. 134 /8 P. 1/10 NM Q. AF984 0605A EARL OB 04 KNHC DETAILED MAX FL WIND 38 KT E QUAD 1226Z. SLP EXTRAP FROM 850MB. SYSTEM CENTER IS POORLY DEFINED;