WTPN32 PGTW 060900 MSGID/GENADMIN/JOINT TYPHOON WRNCEN PEARL HARBOR HI// SUBJ/TROPICAL CYCLONE WARNING// RMKS/ 1. TROPICAL DEPRESSION 30W (THIRTY) WARNING NR 013 02 ACTIVE TROPICAL CYCLONES IN NORTHWESTPAC MAX SUSTAINED WINDS BASED ON ONE-MINUTE AVERAGE WIND RADII VALID OVER OPEN WATER ONLY --- WARNING POSITION: 060600Z --- NEAR 11.6N 110.0E MOVEMENT PAST SIX HOURS - 265 DEGREES AT 12 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 DISSIPATING AS A SIGNIFICANT TROPICAL CYCLONE OVER WATER REPEAT POSIT: 11.6N 110.0E --- FORECASTS: 12 HRS, VALID AT: 061800Z --- 11.4N 106.6E MAX SUSTAINED WINDS - 020 KT, GUSTS 030 KT WIND RADII VALID OVER OPEN WATER ONLY DISSIPATED AS A SIGNIFICANT TROPICAL CYCLONE OVER LAND VECTOR TO 24 HR POSIT: 270 DEG/ 16 KTS --- 24 HRS, VALID AT: 070600Z --- 11.4N 103.3E MAX SUSTAINED WINDS - 015 KT, GUSTS 025 KT WIND RADII VALID OVER OPEN WATER ONLY DISSIPATED AS A SIGNIFICANT TROPICAL CYCLONE OVER LAND --- REMARKS: 060900Z POSITION NEAR 11.5N 109.1E. TROPICAL DEPRESSION 30W (THIRTY), LOCATED APPROXIMATELY 200 NM EAST-NORTHEAST OF HO CHI MINH CITY, VIETNAM, HAS TRACKED WESTWARD AT 12 KNOTS OVER THE PAST SIX HOURS. ANIMATED MULTISPECTRAL SATELLITE IMAGERY REVEALS A DEVOLVING STRUCTURE AS THE SYSTEM APPROACHES THE COAST OF VIETNAM. CONVECTION CONTINUES TO SHALLOW AND BECOMES FURTHER BROKEN ALONG THE OUTER PERIPHERIES OF AN ELONGATING AND PARTIALLY EXPOSED LOW-LEVEL CIRCULATION CENTER (LLCC). THE SYSTEM IS EXPECTED TO MAKE LANDFALL IN THE NEXT SEVERAL HOURS AND FURTHER ERODE DUE TO THE LAND EFFECTS OF VIETNAM AND CAMBODIA, LEADING TO ITS DISSIPATION BELOW WARNING THRESHOLD IN THE NEXT 12 HOURS. THIS IS THE FINAL WARNING ON THIS SYSTEM BY THE JOINT TYPHOON WRNCEN PEARL HARBOR HI. THE SYSTEM WILL BE CLOSELY MONITORED FOR SIGNS OF REGENERATION AS IT TRACKS WEST TOWARDS THE GULF OF THAILAND. MAXIMUM SIGNIFICANT WAVE HEIGHT AT 060600Z IS 12 FEET. REFER TO TROPICAL CYCLONE 31W (HAIYAN) WARNINGS (WTPN33 PGTW) FOR SIX-HOURLY UPDATES.// NNNN
Posted on: Wed, 06 Nov 2013 14:14:13 +0000
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