#6 Postby HURAKAN » Mon Sep 07, 2009 9:24 am
ABPW10 PGTW 070600
MSGID/GENADMIN/NAVMARFCSTCEN PEARL HARBOR HI/JTWC//
SUBJ/SIGNIFICANT TROPICAL WEATHER ADVISORY FOR THE WESTERN AND
/SOUTH PACIFIC OCEANS/070600Z-080600ZSEP2009//
REF/A/MSG/NAVMARFCSTCEN PEARL HARBOR HI/070151ZSEP2009//
AMPN/REF A IS A TROPICAL CYCLONE WARNING.//
RMKS/
1. WESTERN NORTH PACIFIC AREA (180 TO MALAY PENINSULA):
A. TROPICAL CYCLONE SUMMARY:
(1) AT 070000Z, TROPICAL STORM 13W (DUJUAN) WAS LOCATED NEAR
27.1N 136.2E, APPROXIMATELY 540 NM SOUTH-SOUTHWEST OF TOKYO JAPAN,
AND HAD TRACKED NORTHEASTWARD AT 05 KNOTS OVER THE PAST SIX HOURS.
MAXIMUM SUSTAINED SURFACE WINDS WERE ESTIMATED AT 40 KNOTS GUSTING
TO 50 KNOTS. SEE REF A (WTPN31 PGTW 070300) FOR FURTHER DETAILS.
(2) NO OTHER TROPICAL CYCLONES.
B. TROPICAL DISTURBANCE SUMMARY:
(1) THE AREA OF CONVECTION PREVIOUSLY LOCATED NEAR 28.6N
153.5E, HAS DISSIPATED AND IS NO LONGER CONSIDERED SUSPECT FOR THE
DEVELOPMENT OF A SIGNIFICANT TROPICAL CYCLONE IN THE NEXT 24 HOURS.
(2) THE AREA OF CONVECTION PREVIOUSLY LOCATED NEAR 14.3N
110.0E, IS NOW LOCATED NEAR 14.4N 110.1E, APPROXIMATELY 165 NM EAST-
SOUTHEAST OF HUE, VIETNAM. ANIMATED MULTISPECTRAL SATELLITE IMAGERY
SHOWS A FULLY EXPOSED LOW LEVEL CIRCULATION CENTER WITH A POCKET OF
DEEP CONVECTION LOCATED ON THE WESTERN HALF OF THE SYSTEM NEAR
COASTAL VIETNAM. THE LLCC HAS PERSISTED IN THIS GENERAL VICINITY
OVER THE PAST 24 HOURS, BUT HAS NOT SEEN SIGNIFICANT IMPROVEMENT IN
OVERALL STRUCTURE. A 062227Z QUIKSCAT PASS SHOWS THE LLCC HAS WINDS
BETWEEN 10-15 KNOTS WITH A FEW 15-20 KNOT UNFLAGGED WIND BARBS ON
THE SOUTHEASTERN PERIPHERY. UPPER LEVEL ANALYSIS INDICATES THE LLCC
IS LOCATED IN A REGION OF LOW TO MODERATE VERTICAL WIND SHEAR.
MAXIMUM SUSTAINED SURFACE WINDS ARE ESTIMATED AT 12 TO 18 KNOTS.
MINIMUM SEA LEVEL PRESSURE IS ESTIMATED TO BE NEAR 1002 MB. THE
POTENTIAL FOR THE DEVELOPMENT OF A SIGNIFICANT TROPICAL CYCLONE
WITHIN THE NEXT 24 HOURS REMAINS POOR.
(3) NO OTHER SUSPECT AREAS.
2. SOUTH PACIFIC AREA (WEST COAST OF SOUTH AMERICA TO 135 EAST):
A. TROPICAL CYCLONE SUMMARY: NONE.
B. TROPICAL DISTURBANCE SUMMARY: NONE.
FORECAST TEAM: BRAVO//
NNNN
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