URNT12 KNHC 211851                                                
VORTEX DATA MESSAGE                                               
A. 21/1851Z                                                       
B. 21 DEG 57 MIN N                                                
   86 DEG 07 MIN W                                                
C. 700 MB 2628 M                                                  
D. 50 KT                                                          
E. 025 DEG 038 NM                                                 
F. 102 DEG 95 KT                                                  
G. 003 DEG 011 NM                                                 
H. 946 MB                                                         
I. 12 C/ 3071 M                                                   
J. 16 C/ 3042 M                                                   
K. 12 C/ NA                                                       
L. OPEN W                                                         
M. C10                                                            
N. 12345/7                                                        
O. 0.1/1 NM                                                       
P. AF967 1810A ISIDORE OB 12                                      
   MAX FL WIND 109 KT SE QUAD 1743Z. MAX FL TEMP 21C 360/09.      
   EYE WALL 60% CLOSED AND CONTRACTING, STILL OPEN TO THE WEST.