URNT11 KMIA 272055 COR                                            
AF553 0502A ARTHUR OB 25 COR KMIA                                 
97779 19474 60158 77800 55000 08011 57682 /4584                   
12460 81050 07575                                                 
SPIRAL CLOUD PATTERN SUGGESTS CLOSED CICULATION AT THE SFC AT 15D 
EG 50 MIN N 77 DEG 48 MIN W;