TXPN24 KNES 280401
SIMWIR

A.  04W (SONGDA)

B.  28/0232Z

C.  23.8N

D.  124.3E

E.  ONE/MTSAT

F.  T5.5/5.5/D1.0/06HRS

G.  IR/EIR/VIS/SSMI/TMI

H.  REMARKS...CORE OF SONGDA HAS IMPROVED IN APPEARANCE FROM 6 HOURS
PREVIOUS WITH CLOUD TOPS COOLING AROUND A SMALL CLOUD FILLED EYE. VIS
IMAGERY INDICATES DUAL EYE STRUCTURE IN POSSIBLE EYE REPLACEMENT
CYCLE. LATEST MICROWAVE IMAGERY SUPPORTS THIS..ALTHOUGH 2050Z SSMI AND
2341Z TRMM SHOWING WEAKNESS OR OPEN EYE WALL IN SOUTHERN SEMICIRCLE. BLACK
SURROUNDING TEMPERATURE WITH LG EYE GIVES DT=5.5. PT AND DT AGREE. FT
IS BASED ON DT.  POSITION ACCURATE TO WITHIN 20 NM (37 KM).

I.  ADDL POSITIONS

    27/2050Z 22.1N 123.6E SSMI
    27/2341Z 22.9N 123.9E TMI


...RUMINSKI