WPAC: 01W - Remnants (JMA - Tropical Depression)

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WPAC: 01W - Remnants (JMA - Tropical Depression)

#1 Postby mrbagyo » Wed Jan 02, 2019 9:27 pm

Looks pretty good with that nice spiral band
This is located just west of the dateline

Image
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Re: WPAC: INVEST 90W

#2 Postby TyphoonNara » Wed Jan 02, 2019 9:38 pm

Were 98W and 99W skipped for some reason?
Last edited by TyphoonNara on Wed Jan 02, 2019 9:44 pm, edited 1 time in total.
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Re: WPAC: INVEST 90W

#3 Postby 1900hurricane » Wed Jan 02, 2019 9:40 pm

TyphoonNara wrote:Were 98W and 99W skipped for some reason? :lol:

Invest numbers are reset with the new year.
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Re: WPAC: INVEST 90W

#4 Postby TyphoonNara » Wed Jan 02, 2019 9:42 pm

1900hurricane wrote:
TyphoonNara wrote:Were 98W and 99W skipped for some reason? :lol:

Invest numbers are reset with the new year.


Oh! I didn't know that. Thanks for your information. :D
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Re: WPAC: INVEST 90W

#5 Postby TyphoonNara » Wed Jan 02, 2019 10:04 pm

GFS strengthens the system to 965mb, while EURO doesn't even barely develop the system.

Image

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Re: WPAC: INVEST 90W

#6 Postby Hayabusa » Wed Jan 02, 2019 10:22 pm

This seems to be the invest that the top models try to develop, let's see if this invest could turn the tide against the recent failure of CPAC-WPAC invests
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Re: WPAC: INVEST 90W

#7 Postby TyphoonNara » Wed Jan 02, 2019 11:11 pm

Dry air seems not to be a problem for 90W.

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Re: WPAC: INVEST 90W

#8 Postby mrbagyo » Wed Jan 02, 2019 11:13 pm

Floater is up

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Re: WPAC: INVEST 90W

#9 Postby euro6208 » Thu Jan 03, 2019 1:27 am

AN AREA OF CONVECTION (INVEST 90W) HAS PERSISTED NEAR 3.0N
175.0E, APPROXIMATELY 287 NM SOUTHEAST OF KWAJALEIN. ANIMATED
MULTISPECTRAL SATELLITE IMAGERY AND A 021535Z SSMI 85GHZ PARTIAL
IMAGE SHOW A POORLY-ORGANIZED LOW LEVEL CIRCULATION CENTER (LLCC)
WITH SCATTERED CONVECTION. UPPER LEVEL ANALYSIS DEPICTS LIGHT (05-15
KNOT) VERTICAL WIND SHEAR AND FAVORABLE POLEWARD OUTFLOW. A RECENT
ASCAT PASS REVEALS A BROAD AND ASYMMETRIC CIRCULATION CENTER. SEA
SURFACE TEMPERATURES (28-30 CELSIUS) IN THE SURROUNDING WATERS ARE
CONDUCIVE FOR FUTURE DEVELOPMENT. GLOBAL MODELS SHOW WEAK, SLOW
DEVELOPMENT OVER THE NEXT 48-72 HOURS. MAXIMUM SUSTAINED SURFACE
WINDS ARE ESTIMATED AT 10 TO 15 KNOTS. MINIMUM SEA LEVEL PRESSURE IS
ESTIMATED TO BE NEAR 1010 MB. THE POTENTIAL FOR THE DEVELOPMENT OF A
SIGNIFICANT TROPICAL CYCLONE WITHIN THE NEXT 24 HOURS IS LOW.
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Re: WPAC: INVEST 90W

#10 Postby TyphoonNara » Thu Jan 03, 2019 3:02 am

Upgraded to Medium

THE AREA OF CONVECTION (INVEST 90W) PREVIOUSLY LOCATED
NEAR 3.0N 175.0E, IS NOW LOCATED NEAR 2.7N 177.8E, APPROXIMATELY 600
NM SOUTHEAST OF KWAJALEIN. ANIMATED MULTISPECTRAL SATELLITE IMAGERY
SHOWS A PARTIALLY-EXPOSED LOW LEVEL CIRCULATION CENTER (LLCC)
SURROUNDED BY WEAK, SCATTERED CONVECTION. A 030422Z SSMIS 91GHZ
IMAGE ALSO SHOWS A POORLY-ORGANIZED LLCC. UPPER LEVEL ANALYSIS
DEPICTS LOW (10-15 KNOT) VERTICAL WIND SHEAR AND FAVORABLE POLEWARD
OUTFLOW. SEA SURFACE TEMPERATURES (28-30 CELSIUS) IN THE SURROUNDING
WATERS ARE CONDUCIVE FOR FUTURE DEVELOPMENT. GLOBAL MODELS SHOW
WEAK, SLOW DEVELOPMENT OVER THE NEXT 48-72 HOURS. MAXIMUM SUSTAINED
SURFACE WINDS ARE ESTIMATED AT 10 TO 15 KNOTS. MINIMUM SEA LEVEL
PRESSURE IS ESTIMATED TO BE NEAR 1010 MB. THE POTENTIAL FOR THE
DEVELOPMENT OF A SIGNIFICANT TROPICAL CYCLONE WITHIN THE NEXT 24
HOURS IS UPGRADED TO MEDIUM.
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Re: WPAC: INVEST 90W

#11 Postby TyphoonNara » Thu Jan 03, 2019 3:03 am

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Re: WPAC: INVEST 90W

#12 Postby xtyphooncyclonex » Thu Jan 03, 2019 7:25 am

ECWMF shows development, albeit much later in the run

Image

GFS pretty bullish

Image
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Re: WPAC: INVEST 90W

#13 Postby TyphoonNara » Thu Jan 03, 2019 10:24 am

ASCAT scan.

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Re: WPAC: INVEST 90W

#14 Postby euro6208 » Thu Jan 03, 2019 9:43 pm

The globals are developing this but most just minor.

GFS on the other hand has a long tracker with potential areas along the path.

Image
Image
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Re: WPAC: INVEST 90W

#15 Postby euro6208 » Thu Jan 03, 2019 9:47 pm

Image

HWRF seems robust.
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Re: WPAC: INVEST 90W

#16 Postby TyphoonNara » Thu Jan 03, 2019 11:16 pm

TPPN10 PGTW 040325

A. TROPICAL DISTURBANCE 90W (SE OF KWAJALEIN)

B. 04/0300Z

C. 2.50N

D. 174.13E

E. FIVE/HMWRI8

F. T1.0/1.0 STT: S0.0/03HRS

G. IR/EIR/VIS/MSI

H. REMARKS: 63A/PBO PRLY ORGNZD LLCC/ANMTN. CNVCTN WRAPS .20 ON
LOG10 SPIRAL YIELDING A DT OF 1.0. MET AND PT AGREE. DBO DT.

I. ADDITIONAL POSITIONS: NONE


VEERKAMP
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Re: WPAC: INVEST 90W

#17 Postby Hayabusa » Fri Jan 04, 2019 1:39 am

TCFA

WTPN21 PGTW 040530
MSGID/GENADMIN/JOINT TYPHOON WRNCEN PEARL HARBOR HI//
SUBJ/TROPICAL CYCLONE FORMATION ALERT//
RMKS/
1. FORMATION OF A SIGNIFICANT TROPICAL CYCLONE IS POSSIBLE WITHIN
160 NM EITHER SIDE OF A LINE FROM 1.4N 175.0E TO 6.0N 170.8E
WITHIN THE NEXT 12 TO 24 HOURS. AVAILABLE DATA DOES NOT JUSTIFY
ISSUANCE OF NUMBERED TROPICAL CYCLONE WARNINGS AT THIS TIME.
WINDS IN THE AREA ARE ESTIMATED TO BE 18 TO 23 KNOTS. METSAT
IMAGERY AT 040500Z INDICATES THAT A CIRCULATION CENTER IS LOCATED
NEAR 2.5N 174.4E. THE SYSTEM IS MOVING NORTH-NORTHWESTWARD AT 21
KNOTS.
2. REMARKS:
THE AREA OF CONVECTION (INVEST 90W) PREVIOUSLY LOCATED NEAR 2.7N
177.8E, IS NOW LOCATED NEAR 2.5N 174.4E, APPROXIMATELY 545 NM
SOUTHEAST OF KWAJALEIN. ANIMATED MULTISPECTRAL SATELLITE IMAGERY
SHOWS TIGHT TROUGHING AND SCATTERED CONVECTION. A 040409Z
SSMIS 91GHZ IMAGE REVEALS POORLY ORGANIZED TURNING WITH DEEP
CONVECTION DISPLACED TO THE NORTH. A 032209Z METOP-B ASCAT PASS
INDICATES 20 KNOT WINDS AROUND THE TROUGH AXIS. UPPER LEVEL ANALYSIS
DEPICTS LOW (10-15 KNOTS) VERTICAL WIND SHEAR AND FAVORABLE
DIVERGENCE WITH DUAL OUTFLOW CHANNELS. SEA SURFACE TEMPERATURES (30-
32 CELSIUS) IN THE SURROUNDING WATERS ARE CONDUCIVE FOR FUTURE
DEVELOPMENT. GLOBAL MODELS SHOW LITTLE DEVELOPMENT OVER THE NEXT 48-
72 HOURS, EXCEPT FOR GFS WHICH SHOWS DEVELOPMENT IN THE NEXT 24
HOURS WITH THE SYSTEM MAINTAINING A NORTHWEST TRACK. MAXIMUM
SUSTAINED SURFACE WINDS ARE ESTIMATED AT 18 TO 23 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 HIGH.
3. THIS ALERT WILL BE REISSUED, UPGRADED TO WARNING OR CANCELLED BY
050530Z.//
NNNN
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Re: WPAC: INVEST 90W

#18 Postby TyphoonNara » Fri Jan 04, 2019 2:51 am

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Re: WPAC: INVEST 90W

#19 Postby euro6208 » Fri Jan 04, 2019 4:09 am

000
WWPQ80 PGUM 040702 AAA
SPSPQ

SPECIAL WEATHER STATEMENT...UPDATED
NATIONAL WEATHER SERVICE TIYAN GU
502 PM ChST Fri Jan 4 2019

PMZ181-042300-
MAJURO-
502 PM ChST Fri Jan 4 2019

...TROPICAL CYCLONE FORMATION ALERT FOR DISTURBANCE SOUTHEAST OF
MAJURO...

THE TROPICAL DISTURBANCE SOUTHEAST OF MAJURO IS NOW THE SUBJECT OF A
TROPICAL CYCLONE FORMATION ALERT ISSUED BY THE JOINT TYPHOON WARNING
CENTER. THE DISTURBANCE IS CENTERED NEAR 3N174E...WHICH IS ABOUT 300
MILES SOUTHEAST OF MAJURO...AND IS DRIFTING SLOWLY TOWARD NORTHWEST.

SHOWERS AND THUNDERSTORMS STILL COVER A LARGE AREA FROM MAJURO TO
TARAWA. HEAVY SHOWERS AND THUNDERSTORMS WILL SPREAD NORTHWESTWARD
OVER THE MARSHALL ISLANDS TONIGHT THROUGH THIS WEEKEND.

THE COMBINATION OF STRONG TRADE WINDS OF 15 TO 25 KNOTS AND WIND
GUSTS OF 35 KNOTS NEAR HEAVY SHOWERS WILL CAUSE HAZARDOUS SEAS OF 10
TO 15 FEET ACROSS THE REGION. WINDS AND SEAS WILL LIKELY INCREASE
FURTHER NEAR THE DISTURBANCE THIS WEEKEND.

HAZARDOUS MARINE CONDITIONS WILL MAKE TRAVEL BY SMALL BOAT DANGEROUS
THIS WEEKEND AND INTER-ISLAND TRAVEL SHOULD BE DELAYED UNTIL THE
WEATHER IMPROVES NEXT WEEK.

RESIDENTS OF THE MARSHALL ISLANDS SHOULD MONITOR WEATHER CONDITIONS
CLOSELY AND HEED THE INSTRUCTIONS FROM LOCAL EMERGENCY MANAGEMENT AND
WEATHER SERVICE OFFICE. THE LATEST WEATHER FORECASTS ARE AVAILABLE
ON THE WFO GUAM WEBSITE AT WWW.WEATHER.GOV/GUM/

$$

SIMPSON
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Re: WPAC: INVEST 90W

#20 Postby Hayabusa » Fri Jan 04, 2019 5:21 am

Another top model war on just the development of 90W
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