WPAC: Tropical Depression (97W)

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cycloneye
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WPAC: Tropical Depression (97W)

#1 Postby cycloneye » Thu Aug 08, 2013 4:22 pm

11.4N-121.5E

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#2 Postby Alyono » Fri Aug 09, 2013 10:06 pm

This looks better organized on visible imagery
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Re: WPAC: INVEST 97W

#3 Postby dexterlabio » Fri Aug 09, 2013 10:30 pm

has some good spin. :) Could its moisture get sucked into a much stronger vorticity which is Utor?
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Re: WPAC: INVEST 97W

#4 Postby euro6208 » Fri Aug 09, 2013 11:18 pm

AN AREA OF CONVECTION HAS PERSISTED NEAR 11.8N 117.0E,
APPROXIMATELY 160 NM NORTHWEST OF PUERTO PRINCESA, PHILIPPINES.
ANIMATED INFRARED SATELLITE IMAGERY INDICATES DISORGANIZED YET
PERSISTENT DEEP CONVECTION OVER A BROAD LOW-LEVEL CIRCULATION CENTER
(LLCC). A 091837Z MHS 89GHZ IMAGE CURRENTLY DEPICTS A CURVED BAND OF
DEEP CONVECTION OVER THE WESTERN PERIPHERY OF THE LLCC. THE SYSTEM
IS LOCATED WITHIN A MARGINAL ENVIRONMENT WITH LIGHT TO MODERATE (10
TO 20 KNOTS) VERTICAL WIND SHEAR AND DIFFLUENT EASTERLY FLOW. A
091544Z OCEANSAT IMAGE INDICATES A WEAK CIRCULATION WITH 10 TO 15
KNOT WINDS. SURFACE OBSERVATIONS INDICATE LIGHT WINDS AND SLP VALUES
RANGING FROM 1006 TO 1008MB. MAXIMUM SUSTAINED SURFACE WINDS ARE
ESTIMATED AT 10 TO 15 KNOTS. MINIMUM SEA LEVEL PRESSURE IS ESTIMATED
TO BE NEAR 1006 MB. THE POTENTIAL FOR THE DEVELOPMENT OF A
SIGNIFICANT TROPICAL CYCLONE WITHIN THE NEXT 24 HOURS IS LOW.
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#5 Postby senorpepr » Sat Aug 10, 2013 12:23 am

WWJP25 RJTD 100000
WARNING AND SUMMARY 100000.
WARNING VALID 110000.
WARNING IS UPDATED EVERY 6 HOURS.
GALE WARNING.
DEVELOPING LOW 1000 HPA
AT 43N 160E FAR OFF EAST OF JAPAN MOVING NORTHEAST 15 KNOTS.
EXPECTED WINDS 30 TO 35 KNOTS WITHIN 600 MILES OF LOW EAST SEMICIRCLE
AND 300 MILES ELSEWHERE FOR NEXT 24 HOURS.
WARNING.
DENSE FOG OBSERVED LOCALLY OVER SEA OF OKHOTSK SEA OF JAPAN.
WARNING.
DENSE FOG OBSERVED LOCALLY OVER WATERS BOUNDED BY 35N 140E 42N 143E
47N 153E 55N 162E 60N 164E 60N 180E 38N 180E 38N 160E 40N 150E 36N
146E 35N 140E.
SUMMARY.
LOW 1000 HPA AT 42N 144E EAST 10 KT.
TROPICAL DEPRESSION 1006 HPA AT 12N 117E ALMOST STATIONARY.
HIGH 1012 HPA AT 26N 130E ALMOST STATIONARY.
HIGH 1014 HPA AT 58N 148E ALMOST STATIONARY.
HIGH 1018 HPA AT 54N 169E ESE 10 KT.
REMARKS.
TROPICAL STORM 1311 UTOR (1311) 992 HPA AT 13.6N 130.6E : SEE
TROPICAL CYCLONE WARNING.

JAPAN METEOROLOGICAL AGENCY.=
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Re: WPAC: Tropical Depression (97W)

#6 Postby euro6208 » Sat Aug 10, 2013 9:39 pm

THE AREA OF CONVECTION PREVIOUSLY LOCATED NEAR 11.8N
117.0E IS NOW LOCATED NEAR 12.2N 116.2E, APPROXIMATELY 210 NM
NORTHWEST OF PUERTO PRINCESA, PHILIPPINES. RECENT ANIMATED
INFRARED SATELLITE IMAGERY SHOWS PATCHY DEEP CONVECTION
PERSISTING ALONG THE SOUTHERN AND WESTERN PERIPHERIES OF A BROAD
AND WEAK LOW LEVEL CIRCULATION CENTER (LLCC). THIS DISTURBANCE
IS LOCATED TO THE WEST OF AN UPPER-LEVEL TROUGH AND TO THE SOUTH
OF AN UPPER-LEVEL RIDGE CENTER, WITH MODERATE NORTHEASTERLY
VERTICAL WIND SHEAR AND FAVORABLE WESTWARD DIFFLUENCE ALOFT.
BASED ON NEARBY SURFCAE OBSERVATIONS, MAXIMUM SUSTAINED SURFACE
WINDS ARE ESTIMATED AT 10 TO 15 KNOTS. MINIMUM SEA LEVEL
PRESSURE IS ESTIMATED TO BE NEAR 1006 MB. THE POTENTIAL FOR
THE DEVELOPMENT OF A SIGNIFICANT TROPICAL CYCLONE WITHIN THE
NEXT 24 HOURS REMAINS LOW.
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#7 Postby senorpepr » Mon Aug 12, 2013 5:10 pm

For what it's worth, this has been dropped as a tropical depression by JMA and by JTWC as an invest.
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