#4 Postby euro6208 » Thu Dec 15, 2011 2:39 am
AN AREA OF CONVECTION HAS PERSISTED NEAR 4.0N 153.0E,
APPROXIMATELY 210 NM SOUTH-SOUTHEAST OF CHUUK. ANIMATED MULTI-
SPECTRAL SATELLITE IMAGERY SHOWS AN AREA OF SIGNIFICANT FLARING
CONVECTION, WITH NO REAL ORGANIZATION. A 142313Z PARTIAL ASCAT PASS
SHOWS THAT THERE IS A WAVE IN THE EASTERLIES IN THIS AREA, HOWEVER
NO DEFINED LOW LEVEL CIRCULATION CENTER (LLCC) IS PRESENT. A
150033Z TRMM 37H MICROWAVE IMAGE INDICATES FRAGMENTED, DISORGANIZED,
YET INTENSE CONVECTION AROUND THE PERIPHERY OF THE SYSTEM, BUT
CONFIRMS THAT THERE IS NO DEFINED LLCC. UPPER LEVEL ANALYSIS SHOWS
THE SYSTEM IS IN AN AREA OF LOW TO MODERATE VERTICAL WIND SHEAR (10
TO 20 KNOTS) WITH MASSIVE DIVERGENCE ALOFT FUELING THE DEVELOPING
CONVECTION. SYNOPTIC OBSERVATIONS AT CHUUK SHOW LIGHT WINDS AND A
SEA LEVEL PRESSURE OF 1006.7MB, WITH NO SIGNIFICANT CHANGE IN
PRESSURE OVER THE PAST 24 HOURS. MAXIMUM SUSTAINED SURFACE WINDS ARE
ESTIMATED TO BE AT 10 TO 15 KNOTS. MINIMUM SEA LEVEL PRESSURE IS
ESTIMATED TO BE NEAR 1006 MB. DUE TO THE INTENSE DEEP CONVECTION,
BUT LACK OF ORGANIZATION, THE POTENTIAL FOR THE DEVELOPMENT OF A
SIGNIFICANT TROPICAL CYCLONE WITHIN THE NEXT 24 HOURS IS LOW.
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