WPAC: Ex-Tropical Storm NAMTHEUN (1008/09W)

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KWT
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#41 Postby KWT » Tue Aug 31, 2010 10:24 am

Wouldn't take much of movement to the west of the forecast and this makes landfall as a weak TS, though really thats about all that is going to happen with this one.
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Chacor
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#42 Postby Chacor » Tue Aug 31, 2010 8:41 pm

JMA downgraded to TD and issued final TC bulletin on Namtheun just inland southeastern China at 1800Z.
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supercane
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#43 Postby supercane » Wed Sep 01, 2010 2:05 am

WTPN33 PGTW 010300
MSGID/GENADMIN/NAVMARFCSTCEN PEARL HARBOR HI/JTWC//
SUBJ/TROPICAL CYCLONE WARNING//
RMKS/
1. TROPICAL DEPRESSION 09W (NAMTHEUN) WARNING NR 008
03 ACTIVE TROPICAL CYCLONES IN NORTHWESTPAC
MAX SUSTAINED WINDS BASED ON ONE-MINUTE AVERAGE
WIND RADII VALID OVER OPEN WATER ONLY
---
WARNING POSITION:
010000Z --- NEAR 24.5N 118.1E
MOVEMENT PAST SIX HOURS - 250 DEGREES AT 08 KTS
POSITION ACCURATE TO WITHIN 060 NM
POSITION BASED ON CENTER LOCATED BY SATELLITE
PRESENT WIND DISTRIBUTION:
MAX SUSTAINED WINDS - 020 KT, GUSTS 030 KT
WIND RADII VALID OVER OPEN WATER ONLY
DISSIPATED AS A SIGNIFICANT TROPICAL CYCLONE OVER WATER
REPEAT POSIT: 24.5N 118.1E
---
FORECASTS:
12 HRS, VALID AT:
011200Z --- 24.2N 117.4E
MAX SUSTAINED WINDS - 015 KT, GUSTS 025 KT
WIND RADII VALID OVER OPEN WATER ONLY
DISSIPATED AS A SIGNIFICANT TROPICAL CYCLONE OVER LAND
---
REMARKS:
010300Z POSITION NEAR 24.4N 117.9E.
TROPICAL DEPRESSION (TD) 09W (NAMTHEUN), LOCATED APPROXIMATELY 165
NM NORTH-NORTHWEST OF KAOHSIUNG, TAIWAN, HAS TRACKED WEST-
SOUTHWESTWARD AT 08 KNOTS OVER THE PAST SIX HOURS. RECENT
MULTISPECTRAL AND MICROWAVE SATELLITE DATA INDICATE THAT TD 09W HAS
RAPIDLY DISSIPATED AND DROPPED BELOW THE WARNING THRESHOLD INTENSITY
OF 25 KNOTS OVER THE PAST SIX HOURS. THE REMNANT CIRCULATION IS
STILL EXPECTED TO MERGE INTO THE CIRCULATION OF TS 07W OVER THE NEXT
24 HOURS, WITH MINIMAL IMPACT ON THE STRUCTURE AND INTENSITY OF THAT
CYCLONE. THIS IS THE FINAL WARNING ON THIS SYSTEM BY THE JOINT
TYPHOON WARNING CENTER (NAVMARFCSTCEN). THE SYSTEM WILL BE CLOSELY
MONITORED FOR SIGNS OF REGENERATION. MAXIMUM SIGNIFICANT WAVE HEIGHT
AT 010000Z IS 8 FEET. REFER TO TROPICAL STORM 07W (LIONROCK)
WARNINGS (WTPN31 PGTW) FOR SIX-HOURLY UPDATES. REFER TO TYPHOON 08W
(KOMPASU) WARNINGS (WTPN32 PGTW) FOR SIX-HOURLY UPDATES.//
NNNN

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