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本帖最后由 pocketbox 于 2026-3-10 11:15 编辑
ABPW10 PGTW 100300
MSGID/GENADMIN/JOINT TYPHOON WRNCEN PEARL HARBOR HI//
SUBJ/SIGNIFICANT TROPICAL WEATHER ADVISORY FOR THE WESTERN AND SOUTH
PACIFIC OCEANS REISSUED/100300Z-100600ZMAR2026//
REF/A/MSG/JOINT TYPHOON WRNCEN PEARL HARBOR HI/100251ZMAR2026//
AMPN/REF A IS A TROPICAL CYCLONE FORMATION ALERT.//
RMKS/
1. WESTERN NORTH PACIFIC AREA (180 TO MALAY PENINSULA):
A. TROPICAL CYCLONE SUMMARY: NONE.
B. TROPICAL DISTURBANCE SUMMARY:
(1) THE AREA OF CONVECTION (INVEST 95W) PREVIOUSLY LOCATED NEAR
10.0N 139.7E IS NOW LOCATED NEAR 11.2N 137.1E, APPROXIMATELY 119 NM
NORTH-NORTHWEST OF YAP. ANIMATED MULTISPECTRAL SATELLITE IMAGERY AND A
092354Z METOP-C ASCAT PASS DEPICT AN ELONGATED LOW-LEVEL CIRCULATION
EMBEDDED IN FLARING CONVECTION WITH SWATHS OF ELEVATED WINDS ALONG THE
EASTERN AND NORTHWESTERN PERIPHERIES. THE CIRCULATION IS CONSIDERED TOO
ILL-DEFINED TO JUSTIFY ISSUANCE OF WARNINGS AT THIS TIME. ENVIRONMENTAL
ANALYSIS REVEALS A MARGINALLY FAVORABLE ENVIRONMENT FOR DEVELOPMENT WITH
MODERATE POLEWARD UPPER LEVEL OUTFLOW ALOFT, MODERATE VERTICAL WIND
SHEAR (15-20 KTS), AND WARM SEA SURFACE TEMPERATURES (28-29 C).
DETERMINISTIC AND ENSEMBLE MODELS AGREE ON SOME DEGREE OF CONSOLIDATION
OVER THE NEXT 24 HOURS PRIOR TO VERTICAL SHEAR BECOMING LESS FAVORABLE
FOR DEVELOPMENT IN 24 TO 48 HOURS. MODELS ALSO AGREE ON A GRADUAL
TRANSIT NORTHEASTWARD AROUND THE WESTERN PERIPHERY OF A MID-LEVEL RIDGE
TO THE SOUTHEAST OF THE MARIANAS DURING THE NEXT 48 HOURS. MAXIMUM
SUSTAINED SURFACE WINDS ARE ESTIMATED AT 23 TO 28 KNOTS. MINIMUM SEA
LEVEL PRESSURE IS ESTIMATED TO BE NEAR 1005 MB. THE POTENTIAL FOR THE
DEVELOPMENT OF A SIGNIFICANT TROPICAL CYCLONE WITHIN THE NEXT 24 HOURS
IS UPGRADED TO HIGH. SEE REF A (WTPN21 PGTW 100300) FOR FURTHER DETAILS
(2) NO OTHER SUSPECT AREAS.
C. SUBTROPICAL SYSTEM SUMMARY: NONE.
2. SOUTH PACIFIC AREA (WEST COAST OF SOUTH AMERICA TO 135 EAST):
A. TROPICAL CYCLONE SUMMARY: NONE.
B. TROPICAL DISTURBANCE SUMMARY: NONE.
C. SUBTROPICAL SYSTEM SUMMARY:
(1) THE AREA OF CONVECTION (SS 24P) PREVIOUSLY LOCATED NEAR 24.3S
153.4E HAS DISSIPATED AND IS NO LONGER SUSPECT FOR THE DEVELOPMENT OF A
SIGNIFICANT TROPICAL CYCLONE IN THE NEXT 24 HOURS.
3. JUSTIFICATION FOR REISSUE: UPGRADED AREA IN PARA. 1.B.(1). TO HIGH
AND DISSIPATED AREA IN PARA. 2.C.(1).//
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