#24 Postby Sheronz » Wed Feb 10, 2010 11:54 pm
WTPS32 PGTW 110300
MSGID/GENADMIN/NAVMARFCSTCEN PEARL HARBOR HI/JTWC//
SUBJ/TROPICAL CYCLONE 15P (FIFTEEN) WARNING NR 001//
REF/A/NAVMARFCSTCEN PEARL HARBOR HI/100521Z FEB 10//
AMPN/REF A IS A TROPICAL CYCLONE FORMATION ALERT.//
RMKS/
1. TROPICAL CYCLONE 15P (FIFTEEN) WARNING NR 001
02 ACTIVE TROPICAL CYCLONES IN SOUTHPAC
MAX SUSTAINED WINDS BASED ON ONE-MINUTE AVERAGE
WIND RADII VALID OVER OPEN WATER ONLY
---
WARNING POSITION:
110000Z --- NEAR 12.3S 167.5W
MOVEMENT PAST SIX HOURS - 075 DEGREES AT 07 KTS
POSITION ACCURATE TO WITHIN 060 NM
POSITION BASED ON CENTER LOCATED BY SATELLITE
PRESENT WIND DISTRIBUTION:
MAX SUSTAINED WINDS - 040 KT, GUSTS 050 KT
WIND RADII VALID OVER OPEN WATER ONLY
RADIUS OF 034 KT WINDS - 040 NM NORTHEAST QUADRANT
035 NM SOUTHEAST QUADRANT
035 NM SOUTHWEST QUADRANT
040 NM NORTHWEST QUADRANT
REPEAT POSIT: 12.3S 167.5W
---
FORECASTS:
12 HRS, VALID AT:
111200Z --- 12.1S 166.5W
MAX SUSTAINED WINDS - 045 KT, GUSTS 055 KT
WIND RADII VALID OVER OPEN WATER ONLY
RADIUS OF 034 KT WINDS - 045 NM NORTHEAST QUADRANT
040 NM SOUTHEAST QUADRANT
040 NM SOUTHWEST QUADRANT
045 NM NORTHWEST QUADRANT
VECTOR TO 24 HR POSIT: 165 DEG/ 04 KTS
---
24 HRS, VALID AT:
120000Z --- 12.9S 166.3W
MAX SUSTAINED WINDS - 055 KT, GUSTS 070 KT
WIND RADII VALID OVER OPEN WATER ONLY
RADIUS OF 050 KT WINDS - 010 NM NORTHEAST QUADRANT
010 NM SOUTHEAST QUADRANT
010 NM SOUTHWEST QUADRANT
010 NM NORTHWEST QUADRANT
RADIUS OF 034 KT WINDS - 050 NM NORTHEAST QUADRANT
050 NM SOUTHEAST QUADRANT
045 NM SOUTHWEST QUADRANT
045 NM NORTHWEST QUADRANT
VECTOR TO 36 HR POSIT: 225 DEG/ 04 KTS
---
36 HRS, VALID AT:
121200Z --- 13.5S 166.9W
MAX SUSTAINED WINDS - 065 KT, GUSTS 080 KT
WIND RADII VALID OVER OPEN WATER ONLY
RADIUS OF 050 KT WINDS - 015 NM NORTHEAST QUADRANT
015 NM SOUTHEAST QUADRANT
015 NM SOUTHWEST QUADRANT
015 NM NORTHWEST QUADRANT
RADIUS OF 034 KT WINDS - 055 NM NORTHEAST QUADRANT
055 NM SOUTHEAST QUADRANT
045 NM SOUTHWEST QUADRANT
045 NM NORTHWEST QUADRANT
VECTOR TO 48 HR POSIT: 235 DEG/ 07 KTS
---
EXTENDED OUTLOOK:
48 HRS, VALID AT:
130000Z --- 14.3S 168.0W
MAX SUSTAINED WINDS - 070 KT, GUSTS 085 KT
WIND RADII VALID OVER OPEN WATER ONLY
RADIUS OF 064 KT WINDS - 010 NM NORTHEAST QUADRANT
010 NM SOUTHEAST QUADRANT
010 NM SOUTHWEST QUADRANT
010 NM NORTHWEST QUADRANT
RADIUS OF 050 KT WINDS - 025 NM NORTHEAST QUADRANT
025 NM SOUTHEAST QUADRANT
020 NM SOUTHWEST QUADRANT
020 NM NORTHWEST QUADRANT
RADIUS OF 034 KT WINDS - 060 NM NORTHEAST QUADRANT
060 NM SOUTHEAST QUADRANT
060 NM SOUTHWEST QUADRANT
050 NM NORTHWEST QUADRANT
VECTOR TO 72 HR POSIT: 230 DEG/ 07 KTS
---
72 HRS, VALID AT:
140000Z --- 16.1S 170.3W
MAX SUSTAINED WINDS - 080 KT, GUSTS 100 KT
WIND RADII VALID OVER OPEN WATER ONLY
RADIUS OF 064 KT WINDS - 015 NM NORTHEAST QUADRANT
015 NM SOUTHEAST QUADRANT
015 NM SOUTHWEST QUADRANT
015 NM NORTHWEST QUADRANT
RADIUS OF 050 KT WINDS - 030 NM NORTHEAST QUADRANT
030 NM SOUTHEAST QUADRANT
025 NM SOUTHWEST QUADRANT
025 NM NORTHWEST QUADRANT
RADIUS OF 034 KT WINDS - 065 NM NORTHEAST QUADRANT
065 NM SOUTHEAST QUADRANT
065 NM SOUTHWEST QUADRANT
055 NM NORTHWEST QUADRANT
VECTOR TO 96 HR POSIT: 230 DEG/ 06 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:
150000Z --- 17.6S 172.3W
MAX SUSTAINED WINDS - 090 KT, GUSTS 110 KT
WIND RADII VALID OVER OPEN WATER ONLY
VECTOR TO 120 HR POSIT: 235 DEG/ 07 KTS
---
120 HRS, VALID AT:
160000Z --- 19.1S 174.6W
MAX SUSTAINED WINDS - 090 KT, GUSTS 110 KT
WIND RADII VALID OVER OPEN WATER ONLY
---
REMARKS:
110300Z POSITION NEAR 12.3S 167.2W.
TROPICAL CYCLONE (TC) 15P (FIFTEEN), LOCATED APPROXIMATELY 210 NM
EAST-NORTHEAST OF PAGO PAGO, HAS TRACKED EAST-NORTHEASTWARD AT 10
KNOTS OVER THE PAST SIX HOURS. ANIMATED MULTISPECTRAL SATELLITE
IMAGERY AND RECENT MICROWAVE IMAGERY SHOW IMPROVED CONSOLIDATION OF
THE LOW LEVEL CIRCULATION CENTER (LLCC) AND MULTIPLE CONVECTIVE
BANDS. INTENSITY IS BASED ON DVORAK ESTIMATES FROM PGTW AND PHFO AS
WELL AS A 102002Z ASCAT PASS. THE ASCAT PASS ALSO SHOWS A WESTERLY
WIND BURST ON THE NORTHERN PERIPHERY OF TC 15P, WHICH IS INDICATIVE
OF THE ACTIVE PHASE OF THE MADDEN-JULIEN OSCILLATION. THE UPPER
LEVEL ENVIRONMENT IS FAVORABLE FOR FURTHER DEVELOPMENT WITH A POINT
SOURCE ALOFT PROVIDING GOOD RADIAL OUTFLOW AND MINIMAL VERTICAL WIND
SHEAR. THE NEAR EQUATORIAL RIDGE IS CURRENTLY STEERING TC 15P BUT
WILL GIVE WAY TO THE SUBTROPICAL RIDGE LOCATED TO THE SOUTHEAST
AFTER TAU 12 AS THE SYSTEM SHARPLY TURNS TO THE SOUTHWEST. HIGH SEA
SURFACE TEMPERATURES AND OCEAN HEAT CONTENT VALUES IN CONCERT WITH
IMPROVING OUTFLOW DUE TO AN APPROACHING MID-LATITUDE TROUGH WILL
CONTRIBUTE TO INTENSIFICATION THROUGHOUT THE FORECAST PERIOD. THIS
WARNING SUPERSEDES AND CANCELS REF A (WTPS21 PGTW 100530). MAXIMUM
SIGNIFICANT WAVE HEIGHT AT 110000Z IS 10 FEET. NEXT WARNINGS AT
111500Z AND 120300Z. REFER TO TROPICAL CYCLONE 14P (PAT) WARNINGS
(WTPS31 PGTW) FOR TWELVE-HOURLY UPDATES.//
NNNN
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