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WTPN31 PGTW 070900
MSGID/GENADMIN/NAVMARFCSTCEN PEARL HARBOR HI/JTWC//
SUBJ/TROPICAL CYCLONE WARNING//
RMKS/
1. TROPICAL DEPRESSION 13W (DUJUAN) WARNING NR 016
DOWNGRADED FROM TROPICAL STORM 13W
01 ACTIVE TROPICAL CYCLONE IN NORTHWESTPAC
MAX SUSTAINED WINDS BASED ON ONE-MINUTE AVERAGE
WIND RADII VALID OVER OPEN WATER ONLY
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WARNING POSITION:
070600Z --- NEAR 27.8N 136.3E
MOVEMENT PAST SIX HOURS - 005 DEGREES AT 07 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: 27.8N 136.3E
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FORECASTS:
12 HRS, VALID AT:
071800Z --- 29.0N 137.3E
MAX SUSTAINED WINDS - 030 KT, GUSTS 040 KT
WIND RADII VALID OVER OPEN WATER ONLY
VECTOR TO 24 HR POSIT: 055 DEG/ 11 KTS
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24 HRS, VALID AT:
080600Z --- 30.2N 139.4E
MAX SUSTAINED WINDS - 030 KT, GUSTS 040 KT
WIND RADII VALID OVER OPEN WATER ONLY
BECOMING EXTRATROPICAL
VECTOR TO 36 HR POSIT: 060 DEG/ 20 KTS
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36 HRS, VALID AT:
081800Z --- 32.1N 143.4E
MAX SUSTAINED WINDS - 035 KT, GUSTS 045 KT
WIND RADII VALID OVER OPEN WATER ONLY
EXTRATROPICAL
VECTOR TO 48 HR POSIT: 060 DEG/ 29 KTS
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EXTENDED OUTLOOK:
48 HRS, VALID AT:
090600Z --- 34.8N 149.5E
MAX SUSTAINED WINDS - 045 KT, GUSTS 055 KT
WIND RADII VALID OVER OPEN WATER ONLY
EXTRATROPICAL
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REMARKS:
070900Z POSITION NEAR 28.1N 136.6E.
TROPICAL DEPRESSION (TD) 13W (DUJUAN), LOCATED APPROXIMATELY 500 NM
SOUTH-SOUTHWEST OF TOKYO, JAPAN, HAS TRACKED NORTHWARD AT 07 KNOTS
OVER THE PAST SIX HOURS. ANIMATED MULTISPECTRAL IMAGERY INDICATES
THAT THE LOW LEVEL CIRCULATION CENTER (LLCC) IS FULLY EXPOSED, BUT A
BAND OF DEEPER CONVECTION HAS REDEVELOPED ON THE SOUTHWESTERN
QUADRANT OF THE LLCC AND IS BEGINNING TO WRAP BACK TOWARDS THE
CENTER. HOWEVER, THE IMAGERY ALSO INDICATES THAT THE LLCC HAS
STARTED TO EXPAND AND BECOME LESS ORGANIZED. A 062052Z QUIKSCAT PASS
INDICATED WINDS OF 30-35 KNOTS AND WITH THE CONTINUED WEAKENING OVER
THE PAST 12 HOURS, THERE IS GOOD CONFIDENCE IN THE CURRENT
INTENSITY. POSITION CONFIDENCE IS GOOD WITH THE FULLY EXPOSED LLCC,
BUT AS THE CENTER DEGENERATES, POSITION CONFIDENCE IS EXPECTED TO
DECREASE. MAXIMUM SIGNIFICANT WAVE HEIGHT AT 070600Z IS 20 FEET.
NEXT WARNINGS AT 071500Z, 072100Z, 080300Z AND 080900Z.//
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