TXNT21 KNES 211821
TCSNTL

A.  20L (SEBASTIEN)

B.  21/1800Z

C.  23.1N

D.  60.5W

E.  THREE/GOES-E

F.  SUBTROPICAL

G.  IR/EIR/VIS

H.  REMARKS...THIS WILL BE THE FINAL BULLETIN UNLESS SATELLITE ANALYSIS
SUGGESTS THE SYSTEM HAS BECOME PURELY TROPICAL IN NATURE. NO WARM CORE WAS
FOUND ON COLD OR WARM CORE PAGE AND LACK OF TIGHT LOW-LEVEL CIRCULATION
WHILE INTERACTING WITH FRONTAL BOUNDARY SUGGESTS SYSTEM IS SUBTROPICAL
IN NATURE.

I.  ADDL POSITIONS

    NIL


...LEVINE