Hmmmm Popeye... they've blown an extremely good record if they are wrong.
http://www.usno.navy.mil/NOOC/nmfc-ph/RSS/jtwc/warnings/sh1912.gifWTXS31 PGTW 070900 AMD
MSGID/GENADMIN/JOINT TYPHOON WRNCEN PEARL HARBOR HI//
SUBJ/TROPICAL CYCLONE 19S (NINETEEN) WARNING NR 001A AMENDED//
RMKS/
1. TROPICAL CYCLONE 19S (NINETEEN) WARNING NR 001A AMENDED
01 ACTIVE TROPICAL CYCLONE IN SOUTHIO
MAX SUSTAINED WINDS BASED ON ONE-MINUTE AVERAGE
WIND RADII VALID OVER OPEN WATER ONLY
---
WARNING POSITION:
070600Z --- NEAR 6.9S 129.3E
MOVEMENT PAST SIX HOURS - 115 DEGREES AT 11 KTS
POSITION ACCURATE TO WITHIN 060 NM
POSITION BASED ON CENTER LOCATED BY SATELLITE
PRESENT WIND DISTRIBUTION:
MAX SUSTAINED WINDS - 035 KT, GUSTS 045 KT
WIND RADII VALID OVER OPEN WATER ONLY
REPEAT POSIT: 6.9S 129.3E
---
FORECASTS:
12 HRS, VALID AT:
071800Z --- 7.6S 129.3E
MAX SUSTAINED WINDS - 035 KT, GUSTS 045 KT
WIND RADII VALID OVER OPEN WATER ONLY
VECTOR TO 24 HR POSIT: 215 DEG/ 05 KTS
---
24 HRS, VALID AT:
080600Z --- 8.4S 128.7E
MAX SUSTAINED WINDS - 040 KT, GUSTS 050 KT
WIND RADII VALID OVER OPEN WATER ONLY
RADIUS OF 034 KT WINDS - 035 NM NORTHEAST QUADRANT
040 NM SOUTHEAST QUADRANT
040 NM SOUTHWEST QUADRANT
030 NM NORTHWEST QUADRANT
VECTOR TO 36 HR POSIT: 215 DEG/ 08 KTS
---
36 HRS, VALID AT:
081800Z --- 9.7S 127.7E
MAX SUSTAINED WINDS - 045 KT, GUSTS 055 KT
WIND RADII VALID OVER OPEN WATER ONLY
RADIUS OF 034 KT WINDS - 040 NM NORTHEAST QUADRANT
050 NM SOUTHEAST QUADRANT
045 NM SOUTHWEST QUADRANT
035 NM NORTHWEST QUADRANT
VECTOR TO 48 HR POSIT: 220 DEG/ 07 KTS
---
EXTENDED OUTLOOK:
48 HRS, VALID AT:
090600Z --- 10.8S 126.7E
MAX SUSTAINED WINDS - 050 KT, GUSTS 065 KT
WIND RADII VALID OVER OPEN WATER ONLY
RADIUS OF 034 KT WINDS - 040 NM NORTHEAST QUADRANT
050 NM SOUTHEAST QUADRANT
050 NM SOUTHWEST QUADRANT
040 NM NORTHWEST QUADRANT
VECTOR TO 72 HR POSIT: 230 DEG/ 06 KTS
---
72 HRS, VALID AT:
100600Z --- 12.3S 124.9E
MAX SUSTAINED WINDS - 050 KT, GUSTS 065 KT
WIND RADII VALID OVER OPEN WATER ONLY
RADIUS OF 034 KT WINDS - 040 NM NORTHEAST QUADRANT
050 NM SOUTHEAST QUADRANT
050 NM SOUTHWEST QUADRANT
040 NM NORTHWEST QUADRANT
VECTOR TO 96 HR POSIT: 260 DEG/ 05 KTS
---
LONG RANGE OUTLOOK:
---
96 HRS, VALID AT:
110600Z --- 12.7S 122.7E
MAX SUSTAINED WINDS - 040 KT, GUSTS 050 KT
WIND RADII VALID OVER OPEN WATER ONLY
VECTOR TO 120 HR POSIT: 260 DEG/ 06 KTS
---
120 HRS, VALID AT:
120600Z --- 13.0S 120.4E
MAX SUSTAINED WINDS - 035 KT, GUSTS 045 KT
WIND RADII VALID OVER OPEN WATER ONLY
---
REMARKS:
070900Z POSITION NEAR 7.1S 129.3E.
TROPICAL CYCLONE (TC) 19S, LOCATED APPROXIMATELY 345 NM NORTH-
NORTHWEST OF DARWIN, AUSTRALIA, HAS TRACKED EAST-SOUTHEASTWARD AT
11 KNOTS DURING THE PAST SIX HOURS. ANIMATED MULTISPECTRAL SATELLITE
IMAGERY (MSI) SHOWS A BROAD, EXPOSED LOW LEVEL CIRCULATION CENTER
(LLCC) WITH DEEP CONVECTION SHEARED TO THE WEST-SOUTHWEST. THE
INITIAL POSITION WAS BASED ON THE MSI. THE INITIAL INTENSITY WAS
BASED ON PGTW AND KNES DVORAK ESTIMATES RANGING FROM 30 TO 45 KNOTS.
A 070120Z ASCAT PASS DEPICTS AN ELONGATED LLCC WITH 30 KNOT WINDS
WRAPPING AROUND THE OUTER PERIPHERY. UPPER LEVEL ANALYSIS INDICATES
THE SYSTEM IS LOCATED NORTH OF THE SUBTROPICAL RIDGE AXIS IN AN AREA
OF MODERATE VERTICAL WIND SHEAR AND MODERATE DIVERGENCE ALOFT. TC
19S IS EXPECTED TO INITIALLY TURN POLEWARD AS A SUBTROPICAL STEERING
RIDGE CENTERED OVER THE TOP END OF AUSTRALIA STRENGTHENS. THE SYSTEM
SHOULD TRACK GENERALLY SOUTHWESTWARD THROUGHOUT THE FORECAST PERIOD
UNDER THIS STEERING INFLUENCE. TC 19S IS EXPECTED TO GRADUALLY
INTENSIFY AS IT TRACKS INTO A MORE FAVORABLE UPPER LEVEL
ENVIRONMENT, CLOSER TO THE UPPER LEVEL RIDGE AXIS. HOWEVER, AFTER
TAU 72, VERTICAL WIND SHEAR SHOULD INCREASE AND CAUSE THE SYSTEM TO
WEAKEN. NUMERICAL MODEL GUIDANCE IS INITIALLY IN GOOD AGREEMENT
UNTIL AFTER TAU 36, WHEN THE MODELS DIVERGE. BOTH GFDN AND GFS
MAINTAIN A MORE POLEWARD TRACK, WHERE UKMO AND NOGAPS MAINTAIN A
MORE WESTWARD TRACK WITH A STRONGER STEERING RIDGE. THIS FORECAST
FAVORS A MORE POLEWARD TRACK AND IS SLIGHTLY SOUTH OF MODEL
CONSENSUS AT THE END OF THE FORECAST. JUSTIFICATION FOR AMENDMENT:
NEW MSI SHOWED THE LLCC TRACKED FARTHER SOUTHEASTWARD BEFORE THE
TURN POLEWARD THAN PREVIOUSLY EXPECTED. MAXIMUM SIGNIFICANT WAVE
HEIGHT AT 070600Z IS 10 FEET.//
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