WTIO31 PGTW 232100
MSGID/GENADMIN/JOINT TYPHOON WRNCEN PEARL HARBOR HI//
SUBJ/TROPICAL CYCLONE 03A (GATI) WARNING NR 009//
RMKS/
1. TROPICAL CYCLONE 03A (GATI) WARNING NR 009
02 ACTIVE TROPICAL CYCLONES IN NORTHIO
MAX SUSTAINED WINDS BASED ON ONE-MINUTE AVERAGE
WIND RADII VALID OVER OPEN WATER ONLY
---
WARNING POSITION:
231800Z --- NEAR 11.9N 47.5E
MOVEMENT PAST SIX HOURS - 285 DEGREES AT 11 KTS
POSITION ACCURATE TO WITHIN 030 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
DISSIPATING AS A SIGNIFICANT TROPICAL CYCLONE OVER WATER
REPEAT POSIT: 11.9N 47.5E
---
FORECASTS:
12 HRS, VALID AT:
240600Z --- 11.5N 45.9E
MAX SUSTAINED WINDS - 025 KT, GUSTS 035 KT
WIND RADII VALID OVER OPEN WATER ONLY
DISSIPATED AS A SIGNIFICANT TROPICAL CYCLONE OVER WATER
---
REMARKS:
232100Z POSITION NEAR 11.8N 47.1E.
23NOV20. TROPICAL CYCLONE 03A (GATI), LOCATED APPROXIMATELY 156
NM EAST-SOUTHEAST OF ADEN, YEMEN, HAS TRACKED WEST-NORTHWESTWARD
AT 11 KNOTS OVER THE PAST SIX HOURS. ANIMATED ENHANCED INFRARED
SATELLITE IMAGERY DEPICTS A PARTIALLY EXPOSED, BROADENING LOW-LEVEL
CIRCULATION CENTER (LLCC) PROVIDING FAIR CONFIDENCE FOR THE INITIAL
POSITION. A 231824Z METOP-B MHS 89GHZ IMAGE DEPICTS DECAYING
STRUCTURE OVER THE PAST SIX HOURS WITH WEAK CONVECTIVE CELLS
DISPLACED WEST OF THE LLCC. THE INITIAL INTENSITY IS ASSESSED AT 30
KNOTS HEDGING BELOW THE PGTW DVORAK CURRENT INTENSITY (CI) ESTIMATE
OF 2.5 (35 KNOTS) BASED ON A CI ESTIMATE OF 1.5 (25 KNOTS) FROM DEMS
AND 1.7 (27 KNOTS) BY ADT. TC 03A IS FORECAST TO TRACK WEST-
SOUTHWESTWARD ALONG THE NORTHERN COAST OF SOMALIA, DISSIPATING BY TAU
12. NUMERICAL MODEL GUIDANCE IS IN FAIR AGREEMENT SUPPORTING THE JTWC
FORECAST TRACK WITH MODERATE CONFIDENCE. 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. MAXIMUM
SIGNIFICANT WAVE HEIGHT AT 231800Z IS 10 FEET.
REFER TO TROPICAL CYCLONE 04B (FOUR) WARNINGS (WTIO32 PGTW)
FOR SIX-HOURLY UPDATES.
//
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