South Pacific: Tropical Depression 13F

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RattleMan
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South Pacific: Tropical Depression 13F

#1 Postby RattleMan » Mon Feb 18, 2008 9:03 pm

This one snuck up on us. It's been here for a day already. It's already moved south of 25S into TCWC Wellington's AOR.

Current:

Tropical Disturbance Summary For area Equator to 25S, 160E to 120W
ISSUED FROM RSMC NADI Feb 18/2337 UTC 2008 UTC.

TROPICAL DEPRESSION 13F [1008HPA] ANALYSED NEAR 26.3S 164.3W HAS
MOVED FURTEHR SOUTH.

NO OTHER TROPICAL DISTURBANCES ANALYSED OR FORECAST IN THE AREA.

http://www.met.gov.fj/aifs_prods/20036.txt




Old:

873
WWPS21 NFFN 172100
Tropical Disturbance Summary For area Equator to 25S, 160E to 120W
ISSUED FROM RSMC NADI Feb 17/2201 UTC 2008 UTC.

TROPICAL DEPRESSION 13F [1008HPA] ANALYSED NEAR 22S 162E AT
171800UTC. LOCATION IS GOOD DUE TO QUIKSCAT PASS, MTSAT VIS IMAGERY
AND SURFACE OBSERVATIONS. CLOUD ORGANISATION IS WELL DEFINED TO THE
NORTH AND EAST WHILE THE MID-UPPER LEVEL CLOUD TOPS CONTINUE TO SHEAR
OFF TO THE WEST AND SOUTH OF 13F.
THERE IS A CYCLONIC CIRCULATION RIGHT UP TO 300 HPA WITH AN UPPER
LEVEL RIDGE LOCATED TO THE WEST. SEA SURFACE TEMPERATURES IS AROUND
26 DEGREES CELCIUS.

MOST GLOBAL MODELS [ECMWF, UK AND US] ARE AGREEING ON A SLOW
SOUTHEASTERLY MOVEMENT INITIALLY, INTO COOLER SEA SURFACE
TEMPERATURES, WITH A SLIGHT DEEPENING WITHIN THE NEXT 24 TO 36 HOURS.
POTENTIAL FOR THIS SYSTEM TO DEVELOP INTO A TROPICAL CUCLONE WITHIN
THE NEXT 24 TO 36 HOURS IS LOW.


NO OTHER TROPICAL DISTURBANCES ANALYSED OR FORECAST IN THE AREA.

---------------------------

WWPS21 NFFN 180000 AAA
Tropical Disturbance Summary For area Equator to 25S, 160E to 120W
ISSUED FROM RSMC NADI Feb 18/0236 UTC 2008 UTC.

***CORRECTION TO COORDINATES********
TROPICAL DEPRESSION 13F [1008HPA] ANALYSED NEAR 22S 162W AT
171800UTC. LOCATION IS GOOD DUE TO QUIKSCAT PASS, MTSAT VIS IMAGERY
AND SURFACE OBSERVATIONS. CLOUD ORGANISATION IS WELL DEFINED TO THE
NORTH AND EAST WHILE THE MID-UPPER LEVEL CLOUD TOPS CONTINUE TO SHEAR
OFF TO THE WEST AND SOUTH OF 13F.
THERE IS A CYCLONIC CIRCULATION RIGHT UP TO 300 HPA WITH AN UPPER
LEVEL RIDGE LOCATED TO THE WEST. SEA SURFACE TEMPERATURES IS AROUND
26 DEGREES CELCIUS.

MOST GLOBAL MODELS [ECMWF, UK AND US] ARE AGREEING ON A SLOW
SOUTHEASTERLY MOVEMENT INITIALLY, INTO COOLER SEA SURFACE
TEMPERATURES, WITH A SLIGHT DEEPENING WITHIN THE NEXT 24 TO 36 HOURS.
POTENTIAL FOR THIS SYSTEM TO DEVELOP INTO A TROPICAL CUCLONE WITHIN
THE NEXT 24 TO 36 HOURS IS LOW.


NO OTHER TROPICAL DISTURBANCES ANALYSED OR FORECAST IN THE AREA.

-------------------------

WWPS21 NFFN 180900
Tropical Disturbance Summary For area Equator to 25S, 160E to 120W
ISSUED FROM RSMC NADI Feb 18/0907 UTC 2008 UTC.
TROPICAL DEPRESSION 13F [1008HPA] ANALYSED NEAR 22S 165W AT
180600UTC. POSITION IS GOOD DUE TO QUIKSCAT PASS, MTSAT VIS IMAGERY
AND SURFACE OBSERVATIONS. CLOUD ORGANISATION IS WELL DEFINED WITH
FRESH BURST OF CONVECTION TO THE NORTH AND EAST WHILE THE UPPER LEVEL
CLOUD TOPS CONTINUE TO SHEAR OFF TO THE WEST AND SOUTH OF 13F.
THERE IS A DEEP CYCLONIC CIRCULATION RIGHT UP TO 200 HPA WITH THE
SYSTEM LOCATED TO THE EAST OF AN UPPER LEVEL RIDGE. SEA SURFACE
TEMPERATURES IS AROUND 26 DEGREES CELCIUS.
GLOBAL MODELS [ECMWF, UK AND US] ARE AGREEING ON WEAKENING 13F WHILST
MOVING IT SOUTHEAST INTO COOLER SEA SURFACE TEMPERATURES AND AT THE
SAME TIME DEEPENING A LOW THAT IS YET TO DEVELOP TO THE NORTHWEST OF
13F.
POTENTIAL FOR THIS SYSTEM TO DEVELOP INTO A TROPICAL CUCLONE WITHIN
THE NEXT 24 TO 36 HOURS IS LOW.
NO OTHER TROPICAL DISTURBANCES ANALYSED OR FORECAST IN THE AREA.

-----------
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Chacor
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#2 Postby Chacor » Mon Feb 18, 2008 10:26 pm

18Z NZ warning:

Low expected 201200Z at 30S
160W deepening with cyclonic winds rising to 30kt to gale in southern
semicircle.
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Tampa_God
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Re: South Pacific: Tropical Depression 13F

#3 Postby Tampa_God » Tue Feb 19, 2008 7:07 pm

Is this the convention of storms Near the Marshall Islands, or is this Depression even more South?
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Re: South Pacific: Tropical Depression 13F

#4 Postby Tampa_God » Tue Feb 19, 2008 7:14 pm

Tampa_God wrote:Is this the convention of storms Near the Marshall Islands, or is this Depression even more South?

Never mind, I answered my own question. But still, Something is at 32 N and 180 E
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