WPAC: TD NANGKA (0904/04W; PAGASA: FERIA)

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#21 Postby HURAKAN » Mon Jun 22, 2009 9:32 am

Image

WTPN32 PGTW 221500
MSGID/GENADMIN/NAVMARFCSTCEN PEARL HARBOR HI/JTWC//
SUBJ/TROPICAL CYCLONE WARNING//
REF/A/MSG/NAVMARFCSTCEN PEARL HARBOR HI/220951ZJUN2009//
AMPN/REF A IS A TROPICAL CYCLONE FORMATION ALERT.//
RMKS/
1. TROPICAL DEPRESSION 04W (FOUR) WARNING NR 01
02 ACTIVE TROPICAL CYCLONES IN NORTHWESTPAC
MAX SUSTAINED WINDS BASED ON ONE-MINUTE AVERAGE
---
WARNING POSITION:
221200Z --- NEAR 11.0N 129.2E
MOVEMENT PAST SIX HOURS - 280 DEGREES AT 19 KTS
POSITION ACCURATE TO WITHIN 060 NM
POSITION BASED ON CENTER LOCATED BY SATELLITE
PRESENT WIND DISTRIBUTION:
MAX SUSTAINED WINDS - 025 KT, GUSTS 035 KT
WIND RADII VALID OVER OPEN WATER ONLY
REPEAT POSIT: 11.0N 129.2E
---
FORECASTS:
12 HRS, VALID AT:
230000Z --- 12.1N 127.0E
MAX SUSTAINED WINDS - 035 KT, GUSTS 045 KT
WIND RADII VALID OVER OPEN WATER ONLY
RADIUS OF 034 KT WINDS - 025 NM NORTHEAST QUADRANT
020 NM SOUTHEAST QUADRANT
020 NM SOUTHWEST QUADRANT
025 NM NORTHWEST QUADRANT
VECTOR TO 24 HR POSIT: 300 DEG/ 13 KTS
---
24 HRS, VALID AT:
231200Z --- 13.4N 124.6E
MAX SUSTAINED WINDS - 045 KT, GUSTS 055 KT
WIND RADII VALID OVER OPEN WATER ONLY
RADIUS OF 034 KT WINDS - 055 NM NORTHEAST QUADRANT
045 NM SOUTHEAST QUADRANT
045 NM SOUTHWEST QUADRANT
055 NM NORTHWEST QUADRANT
VECTOR TO 36 HR POSIT: 305 DEG/ 09 KTS
---
36 HRS, VALID AT:
240000Z --- 14.5N 123.1E
MAX SUSTAINED WINDS - 060 KT, GUSTS 075 KT
WIND RADII VALID OVER OPEN WATER ONLY
RADIUS OF 050 KT WINDS - 035 NM NORTHEAST QUADRANT
030 NM SOUTHEAST QUADRANT
030 NM SOUTHWEST QUADRANT
030 NM NORTHWEST QUADRANT
RADIUS OF 034 KT WINDS - 095 NM NORTHEAST QUADRANT
085 NM SOUTHEAST QUADRANT
085 NM SOUTHWEST QUADRANT
095 NM NORTHWEST QUADRANT
VECTOR TO 48 HR POSIT: 305 DEG/ 08 KTS
---
EXTENDED OUTLOOK:
48 HRS, VALID AT:
241200Z --- 15.5N 121.7E
MAX SUSTAINED WINDS - 070 KT, GUSTS 085 KT
WIND RADII VALID OVER OPEN WATER ONLY
RADIUS OF 064 KT WINDS - 025 NM NORTHEAST QUADRANT
020 NM SOUTHEAST QUADRANT
020 NM SOUTHWEST QUADRANT
025 NM NORTHWEST QUADRANT
RADIUS OF 050 KT WINDS - 045 NM NORTHEAST QUADRANT
040 NM SOUTHEAST QUADRANT
040 NM SOUTHWEST QUADRANT
045 NM NORTHWEST QUADRANT
RADIUS OF 034 KT WINDS - 115 NM NORTHEAST QUADRANT
105 NM SOUTHEAST QUADRANT
100 NM SOUTHWEST QUADRANT
110 NM NORTHWEST QUADRANT
VECTOR TO 72 HR POSIT: 325 DEG/ 09 KTS
---
72 HRS, VALID AT:
251200Z --- 18.4N 119.6E
MAX SUSTAINED WINDS - 035 KT, GUSTS 045 KT
WIND RADII VALID OVER OPEN WATER ONLY
RADIUS OF 034 KT WINDS - 025 NM NORTHEAST QUADRANT
025 NM SOUTHEAST QUADRANT
020 NM SOUTHWEST QUADRANT
025 NM NORTHWEST QUADRANT
VECTOR TO 96 HR POSIT: 025 DEG/ 12 KTS
---
LONG RANGE OUTLOOK:
NOTE...ERRORS FOR TRACK HAVE AVERAGED NEAR 250 NM
ON DAY 4 AND 350 NM ON DAY 5... AND FOR INTENSITY
NEAR 20 KT EACH DAY.
---
96 HRS, VALID AT:
261200Z --- 22.7N 121.9E
MAX SUSTAINED WINDS - 045 KT, GUSTS 055 KT
WIND RADII VALID OVER OPEN WATER ONLY
VECTOR TO 120 HR POSIT: 025 DEG/ 11 KTS
---
120 HRS, VALID AT:
271200Z --- 26.7N 123.9E
MAX SUSTAINED WINDS - 055 KT, GUSTS 070 KT
WIND RADII VALID OVER OPEN WATER ONLY
BECOMING EXTRATROPICAL
---
REMARKS:
221500Z POSITION NEAR 11.3N 128.7E.
TROPICAL DEPRESSION (TD) 04W (FOUR) LOCATED APPROXIMATELY 520 NM
EAST-SOUTHEAST OF MANILA, PHILIPPINES, HAD TRACKED WESTWARD AT 19
KNOTS OVER THE PAST SIX HOURS. TD 04W HAS CONSOLIDATED RAPIDLY OVER
THE PAST SIX HOURS, REACHING WARNING THRESHOLD AT 221200Z. THE
SYSTEM IS EXPECTED TO TRACK WEST TO WEST-NORTHWESTWARD TOWARD LUZON
THROUGH THE FORECAST PERIOD. TD 04W IS EXPECTED TO MAKE LANDFALL ON
EASTERN LUZON AS A WEAK TYPHOON NEAR TAU 48 AND TO RE-INTENSIFY IN
THE NORTHERN SOUTH CHINA SEA AS IT RECURVES TO THE NORTH ALONG THE
WESTERN PERIPHERY OF THE SUBTROPICAL RIDGE. THIS WARNING SUPERSEDES
AND CANCELS REF A, NAVMARFCSTCEN 220951ZJUN09 TROPICAL CYCLONE
FORMATION ALERT (WTPN21 PGTW 221000) MAXIMUM SIGNIFICANT WAVE HEIGHT
AT 221200Z IS 7 FEET. NEXT WARNINGS AT 222100Z, 230300Z, 230900Z AND
231500Z. REFER TO TROPICAL DEPRESSION 03W (LINFA) WARNINGS (WTPN31
PGTW) FOR THE FINAL WARNING ON THAT SYSTEM.//
NNNN
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#22 Postby HURAKAN » Mon Jun 22, 2009 9:37 am

Image

It looks excellent.
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Re: WPAC: JTWC - TD 04W (JMA: Low Pressure)

#23 Postby RL3AO » Mon Jun 22, 2009 9:39 am

WWJP25 RJTD 221200
WARNING AND SUMMARY 221200.
WARNING VALID 231200.
WARNING IS UPDATED EVERY 6 HOURS.
GALE WARNING.
DEVELOPING LOW 994 HPA
AT 41N 135E SEA OF JAPAN MOVING EASTNORTHEAST 20 KNOTS.
WINDS 30 TO 35 KNOTS WITHIN 700 MILES OF LOW SOUTHEAST SEMICIRCLE AND
300 MILES ELSEWHERE.
GALE WARNING.
EXPECTED SOUTHERLY TO SOUTHWESTERLY WINDS 30 TO 35 KNOTS PREVAILING
OVER WATERS BOUNDED BY 30N 130E 27N 130E 27N 125E 30N 125E 30N 130E
FOR NEXT 24 HOURS.
WARNING.
TROPICAL DEPRESSION 1002 HPA
AT 10.6N 129.2E SEA EAST OF PHILIPPINES MOVING WEST 10 KNOTS.

POSITION POOR.
MAX WINDS 30 KNOTS NEAR CENTER.
WARNING.
DENSE FOG OBSERVED LOCALLY OVER SEA OF OKHOTSK SEA OF JAPAN YELLOW
SEA EAST CHINA SEA.
WARNING.
DENSE FOG OBSERVED LOCALLY OVER WATERS BOUNDED BY 31N 132E 35N 141E
41N 143E 47N 152E 55N 162E 60N 165E 60N 180E 40N 180E 40N 150E 28N
145E 27N 130E 31N 132E.
SUMMARY.
LOW 1014 HPA AT 32N 169E ENE 25 KT.
TROPICAL DEPRESSION 1000 HPA AT 28N 121E NE 10 KT.
HIGH 1014 HPA AT 23N 143E ALMOST STATIONARY.
HIGH 1022 HPA AT 45N 167E SE 10 KT.
STATIONARY FRONT FROM 30N 118E TO 32N 125E 34N 131E 37N 136E 38N 137E
39N 139E 38N 141E 36N 143E.
STATIONARY FRONT FROM 27N 160E TO 29N 165E 32N 169E 33N 172E 34N
178E.
JAPAN METEOROLOGICAL AGENCY.=
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#24 Postby HURAKAN » Mon Jun 22, 2009 9:41 am

:uarrow:
Thanks. I looked at that a few minutes ago and it said "low pressure."
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Re: WPAC: Tropical Depression (04W)

#25 Postby cycloneye » Mon Jun 22, 2009 9:52 am

:uarrow: Thanks to both for updating about this system.
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Re: WPAC: Tropical Depression (04W)

#26 Postby cycloneye » Mon Jun 22, 2009 10:53 am

WTPN32 PGTW 221500
MSGID/GENADMIN/NAVMARFCSTCEN PEARL HARBOR HI/JTWC//
SUBJ/TROPICAL CYCLONE WARNING//
REF/A/MSG/NAVMARFCSTCEN PEARL HARBOR HI/220951ZJUN2009//
AMPN/REF A IS A TROPICAL CYCLONE FORMATION ALERT.//
RMKS/
1. TROPICAL DEPRESSION 04W (FOUR) WARNING NR 01
02 ACTIVE TROPICAL CYCLONES IN NORTHWESTPAC
MAX SUSTAINED WINDS BASED ON ONE-MINUTE AVERAGE
---
WARNING POSITION:
221200Z --- NEAR 11.0N 129.2E
MOVEMENT PAST SIX HOURS - 280 DEGREES AT 19 KTS
POSITION ACCURATE TO WITHIN 060 NM
POSITION BASED ON CENTER LOCATED BY SATELLITE
PRESENT WIND DISTRIBUTION:
MAX SUSTAINED WINDS - 025 KT, GUSTS 035 KT
WIND RADII VALID OVER OPEN WATER ONLY
REPEAT POSIT: 11.0N 129.2E
---
FORECASTS:
12 HRS, VALID AT:
230000Z --- 12.1N 127.0E
MAX SUSTAINED WINDS - 035 KT, GUSTS 045 KT
WIND RADII VALID OVER OPEN WATER ONLY
RADIUS OF 034 KT WINDS - 025 NM NORTHEAST QUADRANT
020 NM SOUTHEAST QUADRANT
020 NM SOUTHWEST QUADRANT
025 NM NORTHWEST QUADRANT
VECTOR TO 24 HR POSIT: 300 DEG/ 13 KTS
---
24 HRS, VALID AT:
231200Z --- 13.4N 124.6E
MAX SUSTAINED WINDS - 045 KT, GUSTS 055 KT
WIND RADII VALID OVER OPEN WATER ONLY
RADIUS OF 034 KT WINDS - 055 NM NORTHEAST QUADRANT
045 NM SOUTHEAST QUADRANT
045 NM SOUTHWEST QUADRANT
055 NM NORTHWEST QUADRANT
VECTOR TO 36 HR POSIT: 305 DEG/ 09 KTS
---
36 HRS, VALID AT:
240000Z --- 14.5N 123.1E
MAX SUSTAINED WINDS - 060 KT, GUSTS 075 KT
WIND RADII VALID OVER OPEN WATER ONLY
RADIUS OF 050 KT WINDS - 035 NM NORTHEAST QUADRANT
030 NM SOUTHEAST QUADRANT
030 NM SOUTHWEST QUADRANT
030 NM NORTHWEST QUADRANT
RADIUS OF 034 KT WINDS - 095 NM NORTHEAST QUADRANT
085 NM SOUTHEAST QUADRANT
085 NM SOUTHWEST QUADRANT
095 NM NORTHWEST QUADRANT
VECTOR TO 48 HR POSIT: 305 DEG/ 08 KTS
---
EXTENDED OUTLOOK:
48 HRS, VALID AT:
241200Z --- 15.5N 121.7E
MAX SUSTAINED WINDS - 070 KT, GUSTS 085 KT
WIND RADII VALID OVER OPEN WATER ONLY
RADIUS OF 064 KT WINDS - 025 NM NORTHEAST QUADRANT
020 NM SOUTHEAST QUADRANT
020 NM SOUTHWEST QUADRANT
025 NM NORTHWEST QUADRANT
RADIUS OF 050 KT WINDS - 045 NM NORTHEAST QUADRANT
040 NM SOUTHEAST QUADRANT
040 NM SOUTHWEST QUADRANT
045 NM NORTHWEST QUADRANT
RADIUS OF 034 KT WINDS - 115 NM NORTHEAST QUADRANT
105 NM SOUTHEAST QUADRANT
100 NM SOUTHWEST QUADRANT
110 NM NORTHWEST QUADRANT
VECTOR TO 72 HR POSIT: 325 DEG/ 09 KTS
---
72 HRS, VALID AT:
251200Z --- 18.4N 119.6E
MAX SUSTAINED WINDS - 035 KT, GUSTS 045 KT
WIND RADII VALID OVER OPEN WATER ONLY
RADIUS OF 034 KT WINDS - 025 NM NORTHEAST QUADRANT
025 NM SOUTHEAST QUADRANT
020 NM SOUTHWEST QUADRANT
025 NM NORTHWEST QUADRANT
VECTOR TO 96 HR POSIT: 025 DEG/ 12 KTS
---
LONG RANGE OUTLOOK:
NOTE...ERRORS FOR TRACK HAVE AVERAGED NEAR 250 NM
ON DAY 4 AND 350 NM ON DAY 5... AND FOR INTENSITY
NEAR 20 KT EACH DAY.
---
96 HRS, VALID AT:
261200Z --- 22.7N 121.9E
MAX SUSTAINED WINDS - 045 KT, GUSTS 055 KT
WIND RADII VALID OVER OPEN WATER ONLY
VECTOR TO 120 HR POSIT: 025 DEG/ 11 KTS
---
120 HRS, VALID AT:
271200Z --- 26.7N 123.9E
MAX SUSTAINED WINDS - 055 KT, GUSTS 070 KT
WIND RADII VALID OVER OPEN WATER ONLY
BECOMING EXTRATROPICAL
---
REMARKS:
221500Z POSITION NEAR 11.3N 128.7E.
TROPICAL DEPRESSION (TD) 04W (FOUR) LOCATED APPROXIMATELY 520 NM
EAST-SOUTHEAST OF MANILA, PHILIPPINES, HAD TRACKED WESTWARD AT 19
KNOTS OVER THE PAST SIX HOURS. TD 04W HAS CONSOLIDATED RAPIDLY OVER
THE PAST SIX HOURS, REACHING WARNING THRESHOLD AT 221200Z. THE
SYSTEM IS EXPECTED TO TRACK WEST TO WEST-NORTHWESTWARD TOWARD LUZON
THROUGH THE FORECAST PERIOD. TD 04W IS EXPECTED TO MAKE LANDFALL ON
EASTERN LUZON AS A WEAK TYPHOON NEAR TAU 48 AND TO RE-INTENSIFY IN
THE NORTHERN SOUTH CHINA SEA AS IT RECURVES TO THE NORTH ALONG THE
WESTERN PERIPHERY OF THE SUBTROPICAL RIDGE. THIS WARNING SUPERSEDES
AND CANCELS REF A, NAVMARFCSTCEN 220951ZJUN09 TROPICAL CYCLONE
FORMATION ALERT (WTPN21 PGTW 221000) MAXIMUM SIGNIFICANT WAVE HEIGHT
AT 221200Z IS 7 FEET. NEXT WARNINGS AT 222100Z, 230300Z, 230900Z AND
231500Z. REFER TO TROPICAL DEPRESSION 03W (LINFA) WARNINGS (WTPN31
PGTW) FOR THE FINAL WARNING ON THAT SYSTEM.//
NNNN

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#27 Postby HURAKAN » Mon Jun 22, 2009 11:58 am

Image

Beautiful system
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#28 Postby HURAKAN » Mon Jun 22, 2009 3:24 pm

ZCZC 153
WTPQ20 RJTD 221800
RSMC TROPICAL CYCLONE ADVISORY
NAME TD
ANALYSIS
PSTN 221800UTC 10.9N 127.6E POOR
MOVE W 12KT
PRES 1002HPA
MXWD 030KT
GUST 045KT
FORECAST
24HF 231800UTC 13.4N 123.5E 120NM 70%
MOVE WNW 12KT
PRES 998HPA
MXWD 035KT
GUST 050KT =
NNNN
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#29 Postby HURAKAN » Mon Jun 22, 2009 3:26 pm

Image

WTPN32 PGTW 222100
MSGID/GENADMIN/NAVMARFCSTCEN PEARL HARBOR HI/JTWC//
SUBJ/TROPICAL CYCLONE WARNING//
RMKS/
1. TROPICAL DEPRESSION 04W (FOUR) WARNING NR 02
02 ACTIVE TROPICAL CYCLONES IN NORTHWESTPAC
MAX SUSTAINED WINDS BASED ON ONE-MINUTE AVERAGE
---
WARNING POSITION:
221800Z --- NEAR 11.1N 128.0E
MOVEMENT PAST SIX HOURS - 280 DEGREES AT 14 KTS
POSITION ACCURATE TO WITHIN 060 NM
POSITION BASED ON CENTER LOCATED BY SATELLITE
PRESENT WIND DISTRIBUTION:
MAX SUSTAINED WINDS - 030 KT, GUSTS 040 KT
WIND RADII VALID OVER OPEN WATER ONLY
REPEAT POSIT: 11.1N 128.0E
---
FORECASTS:
12 HRS, VALID AT:
230600Z --- 11.8N 125.9E
MAX SUSTAINED WINDS - 040 KT, GUSTS 050 KT
WIND RADII VALID OVER OPEN WATER ONLY
RADIUS OF 034 KT WINDS - 035 NM NORTHEAST QUADRANT
030 NM SOUTHEAST QUADRANT
030 NM SOUTHWEST QUADRANT
035 NM NORTHWEST QUADRANT
VECTOR TO 24 HR POSIT: 300 DEG/ 10 KTS
---
24 HRS, VALID AT:
231800Z --- 12.9N 124.1E
MAX SUSTAINED WINDS - 050 KT, GUSTS 065 KT
WIND RADII VALID OVER OPEN WATER ONLY
RADIUS OF 034 KT WINDS - 065 NM NORTHEAST QUADRANT
060 NM SOUTHEAST QUADRANT
060 NM SOUTHWEST QUADRANT
065 NM NORTHWEST QUADRANT
VECTOR TO 36 HR POSIT: 310 DEG/ 10 KTS
---
36 HRS, VALID AT:
240600Z --- 14.1N 122.5E
MAX SUSTAINED WINDS - 055 KT, GUSTS 070 KT
WIND RADII VALID OVER OPEN WATER ONLY
RADIUS OF 050 KT WINDS - 020 NM NORTHEAST QUADRANT
020 NM SOUTHEAST QUADRANT
020 NM SOUTHWEST QUADRANT
020 NM NORTHWEST QUADRANT
RADIUS OF 034 KT WINDS - 085 NM NORTHEAST QUADRANT
075 NM SOUTHEAST QUADRANT
075 NM SOUTHWEST QUADRANT
080 NM NORTHWEST QUADRANT
VECTOR TO 48 HR POSIT: 320 DEG/ 10 KTS
---
EXTENDED OUTLOOK:
48 HRS, VALID AT:
241800Z --- 15.6N 121.1E
MAX SUSTAINED WINDS - 055 KT, GUSTS 070 KT
WIND RADII VALID OVER OPEN WATER ONLY
VECTOR TO 72 HR POSIT: 345 DEG/ 10 KTS
---
72 HRS, VALID AT:
251800Z --- 19.3N 120.1E
MAX SUSTAINED WINDS - 035 KT, GUSTS 045 KT
WIND RADII VALID OVER OPEN WATER ONLY
RADIUS OF 034 KT WINDS - 025 NM NORTHEAST QUADRANT
025 NM SOUTHEAST QUADRANT
020 NM SOUTHWEST QUADRANT
025 NM NORTHWEST QUADRANT
VECTOR TO 96 HR POSIT: 030 DEG/ 13 KTS
---
LONG RANGE OUTLOOK:
NOTE...ERRORS FOR TRACK HAVE AVERAGED NEAR 250 NM
ON DAY 4 AND 350 NM ON DAY 5... AND FOR INTENSITY
NEAR 20 KT EACH DAY.
---
96 HRS, VALID AT:
261800Z --- 23.7N 122.7E
MAX SUSTAINED WINDS - 040 KT, GUSTS 050 KT
WIND RADII VALID OVER OPEN WATER ONLY
VECTOR TO 120 HR POSIT: 040 DEG/ 14 KTS
---
120 HRS, VALID AT:
271800Z --- 28.0N 126.9E
MAX SUSTAINED WINDS - 045 KT, GUSTS 055 KT
WIND RADII VALID OVER OPEN WATER ONLY
BECOMING EXTRATROPICAL
---
REMARKS:
222100Z POSITION NEAR 11.3N 127.5E.
TROPICAL DEPRESSION (TD) 04W (FOUR) LOCATED APPROXIMATELY 455 NM
EAST-SOUTHEAST OF MANILA, PHILIPPINES, HAD TRACKED WESTWARD AT 14
KNOTS OVER THE PAST SIX HOURS. TD 04W HAS CONTINUED TO ORGANIZE OVER
THE PAST 6 HOURS AND HAS SLOWED SINCE THE PREVIOUS FORECAST. MAXIMUM
FORECASTED INTENSITY HAS BEEN DECREASED AS TD 04W HAS INCREASED ITS
SEPARATION FROM A TROPICAL UPPER TROPOSPHERIC TROUGH, LOSING SOME
UPPER LEVEL OUTFLOW SUPPORT. FURTHER DEVELOPMENT FROM TAU 36 TO 48
WILL BE HINDERED DUE TO LANDFALL WITH LUZON WITH WEAKENING FROM TAU
48 TO 72. UPON EXITING INTO THE NORTHERN PORTION OF THE SOUTH CHINA
SEA, TD 04W IS EXPECTED TO BEGIN RE-INTENSIFYING THROUGH THE
REMAINDER OF THE FORECAST. EXTRATROPICAL TRANSITION IS EXPECTED TO
BEGIN AT TAU 120 AS TD 04W STARTS INTERACTING WITH A STATIONARY
BAROCLINIC ZONE. MAXIMUM SIGNIFICANT WAVE HEIGHT AT 221800Z IS 8
FEET. NEXT WARNINGS AT 230300Z, 230900Z, 231500Z AND 232100Z. REFER
TO TROPICAL DEPRESSION 03W (LINFA) WARNING (WTPN31 PGTW) FOR FINAL
WARNING.//
NNNN
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Re: WPAC: Tropical Depression (04W)

#30 Postby senorpepr » Mon Jun 22, 2009 5:26 pm

WTPQ20 RJTD 222100
RSMC TROPICAL CYCLONE ADVISORY
NAME TD
ANALYSIS
PSTN 222100UTC 10.8N 127.0E POOR
MOVE W 14KT
PRES 1002HPA
MXWD 030KT
GUST 045KT
FORECAST
24HF 232100UTC 13.0N 122.8E 120NM 70%
MOVE WNW 12KT
PRES 998HPA
MXWD 035KT
GUST 050KT =
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#31 Postby Cookie » Mon Jun 22, 2009 5:57 pm

thanks for the great updates guys and the hard work
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#32 Postby senorpepr » Mon Jun 22, 2009 6:04 pm

This system will definitely need to be monitored as it approaches the Philippines.

PAGASA has begun issuing advisories on "Feria"

Severe Weather Bulletin Number ONE
Tropical Cyclone Warning: Tropical Depression "FERIA"
Issued at 5:00 a.m., Tuesday, 23 June 2009 The Active Low Pressure Area east of Visayas has intensified into a Tropical Depression and was named "FERIA".
Location of Center: (as of 4:00 a.m.) 210 kms East Southeast of Borongan, Samar
Coordinates: 10.9°N, 127.3°E

Signal #1 (30-60 km/h)
Samar Provinces
Leyte Provinces
Camotes Is.
Biliran Is.
Northern Cebu
Bohol
Dinagat Is.
Siargao
Surigao del Norte


Residents living in low lying areas and mountanous areas under signal #1 are alerted against possible flashloods and landslides.

The public and the disaster coordinating councils concerned are advised to take appropriate actions and watch for the next bulletin to be issued at 11 A.M. today
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#33 Postby senorpepr » Mon Jun 22, 2009 6:11 pm

CIMSS has this listed already as a tropical storm. ADT indicates T2.5 (997 hPa / 35 KT).

FWIW, this meshes well with SSD's analysis of T2.5/2.5/D0.5/06HRS
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#34 Postby HURAKAN » Mon Jun 22, 2009 9:07 pm

Image

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Re: WPAC: TD (04W/PAGASA: FERIA)

#35 Postby HurricaneRobert » Mon Jun 22, 2009 9:10 pm

They need to upgrade - especially since landfall is imminent.
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Re: WPAC: TD (04W/PAGASA: FERIA)

#36 Postby senorpepr » Mon Jun 22, 2009 9:17 pm

WTPQ20 RJTD 230000
RSMC TROPICAL CYCLONE ADVISORY
NAME TD
ANALYSIS
PSTN 230000UTC 11.1N 126.8E POOR
MOVE W 08KT
PRES 1002HPA
MXWD 030KT
GUST 045KT
FORECAST
24HF 240000UTC 13.0N 123.4E 120NM 70%
MOVE WNW 10KT
PRES 998HPA
MXWD 035KT
GUST 050KT =
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Re: WPAC: TD (04W/PAGASA: FERIA)

#37 Postby HURAKAN » Mon Jun 22, 2009 9:19 pm

UW - CIMSS
ADVANCED DVORAK TECHNIQUE
ADT-Version 7.2.3
Tropical Cyclone Intensity Algorithm

----- Current Analysis -----
Date : 23 JUN 2009 Time : 013000 UTC
Lat : 11:34:07 N Lon : 126:43:07 E

CI# /Pressure/ Vmax
2.7 / 994.6mb/ 39.0kt


Final T# Adj T# Raw T#
(3hr avg)
2.7 2.8 2.8

Latitude bias adjustment to MSLP : +0.0mb

Center Temp : -61.4C Cloud Region Temp : -54.0C

Scene Type : UNIFORM CDO CLOUD REGION

Positioning Method : FORECAST INTERPOLATION

Ocean Basin : WEST PACIFIC
Dvorak CI > MSLP Conversion Used : PACIFIC

Tno/CI Rules : Constraint Limits : NO LIMIT
Weakening Flag : OFF
Rapid Dissipation Flag : OFF
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senorpepr
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Re: WPAC: TD (04W/PAGASA: FERIA)

#38 Postby senorpepr » Mon Jun 22, 2009 9:26 pm

HurricaneRobert wrote:They need to upgrade - especially since landfall is imminent.


No agency is calling it a TS, so there really isn't a need to upgrade it. PAGASA has signal one raised anyway. Whether this was a declared TD or TS wouldn't matter since it's the PAGASA Signal that affects things.

The thing that is worrisome is 04W isn't climbing in latitude. Extrapolating the 00Z data, 04W is already 30 SM SW of the forecast. Since the 21Z advisory, there was no gain in latitude... it's moving west toward the Philippines. Essentially, this could have a large bearing on new signals raised for Philippine provinces.
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#39 Postby senorpepr » Mon Jun 22, 2009 9:29 pm

I'll make a caveat to the above statement. It appears JTWC will upgrade to TS at 03Z. I suspect PAGASA will follow suit at their next advisory. We'll see what JMA does at 03Z...
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#40 Postby HURAKAN » Mon Jun 22, 2009 9:31 pm

Image
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