URNT12 KNHC 130503                                                
VORTEX DATA MESSAGE                                               
A. 13/0503Z                                                       
B. 19 DEG 49 MIN N                                                
   83 DEG 22 MIN W                                                
C. 700 MB 2378 M                                                  
D. NA                                                             
E. NA                                                             
F. 305 DEG 113 KT                                                 
G. 223 DEG 16 NM                                                  
H. 920 MB                                                         
I. 13 C/ 3112 M                                                   
J. 20 C/ 3098 M                                                   
K. 11 C/ NA                                                       
L. CLOSED WALL                                                    
M. C35                                                            
N. 12345/7                                                        
O. 0.5/3 NM                                                       
P. AF977 2709A IVAN OB 23                                         
   MAX FL WIND 146 KT NE QUAD 0136Z. FREQUENT LIGHTNING IN SW     
   QUAD. EYE CONTAINED BROKEN UNDERCAST AND OVERCAST.