TPXS11 PGTW 310549
A. TROPICAL CYCLONE 27S (COURTNEY)
B. 31/0530Z
C. 23.89S
D. 88.34E
E. FOUR/GK2A
F. T3.0/3.5/W1.5/24HRS STT: S0.0/03HRS
G. IR/EIR/VIS/MSI
H. REMARKS: 19A/PBO XPSD LLCC/ANMTN. DENSE OVERCAST SHEARED 15NM
FROM LLCC YIELDS A DT OF 3.0. MET AND PT AGREE. DBO DT.
I. ADDITIONAL POSITIONS:
31/0005Z 23.07S 88.15E SSMS
31/0218Z 23.37S 88.22E CWVR
31/0219Z 23.37S 88.20E TMPT
31/0249Z 23.47S 88.22E MMHS
HUYNH

TXXS21 KNES 310549
TCSSIO
A. 27S (COURTNEY)
B. 31/0515Z
C. 23.6S
D. 88.4E
E. THREE/MET-9
F. T3.0/3.5
G. IR/EIR/VIS
H. REMARKS...LLCC LOCATED <1/2 DEG FM A LARGE COLD OVC RESULTING IN
A DT OF 3.0. MET=3.5 AND PT=3.0. FT BASED ON PT DUE TO IRREG/PULSING
CONVECTION.
I. ADDL POSITIONS
NIL
...KONON

截止本日00ZJTWC官评路经

27S COURTNEY 250331 0600 24.0S 88.5E SHEM 65 982

TPXS11 PGTW 310852
A. TROPICAL CYCLONE 27S (COURTNEY)
B. 31/0830Z
C. 24.33S
D. 88.72E
E. FOUR/GK2A
F. T3.0/3.5/W1.5/24HRS STT: S0.0/03HRS
G. IR/EIR/VIS/MSI
H. REMARKS: 19A/PBO XPSD LLCC/ANMTN. DENSE OVERCAST SHEARED 25NM
FROM LLCC YIELDS A DT OF 3.0. MET AND PT AGREE. DBO DT.
I. ADDITIONAL POSITIONS:
31/0341Z 23.43S 88.27E MMHS
31/0346Z 23.57S 88.28E MMHS
HUYNH

全球热带气旋监测公报
预报：黄奕武 签发：向纯怡 2025 年 03 月 31 日 18 时
“考特尼”向偏南方向移动
时 间：31日14时（北京时）
海 域：南印度洋
命 名：“考特尼”，COURTNEY
中心位置：南纬23.9度、东经88.5度
强度等级：强热带风暴
最大风力：11级（30米/秒，相当于我国的强热带风暴级）
中心气压：981百帕
参考位置：毛里求斯路易港偏东方向约3220公里的洋面上
变化过程：过去24小时，“考特尼”由16级减弱到11级
预报结论：“考特尼”将以每小时10公里左右的速度向偏南方向移动，强度逐渐减弱。

图1 卫星监测图像（北京时间2025年03月31日14时00分）

TPXS11 PGTW 311150
A. TROPICAL CYCLONE 27S (COURTNEY)
B. 31/1130Z
C. 24.53S
D. 88.90E
E. FOUR/GK2A
F. T2.5/3.0/W1.5/24HRS STT: W0.5/03HRS
G. IR/EIR/VIS/MSI
H. REMARKS: 19A/PBO XPSD LLCC/ANMTN. TIGHTLY DEFINED CLOUD LINES
WITH COLD OVERCAST GREATER THAN 90NM ACROSS YIELD A DT OF 2.5. MET
AND PT AGREE. DBO DT.
I. ADDITIONAL POSITIONS:
31/0732Z 24.08S 88.50E ATMS
PETERSEN

TXXS21 KNES 311208
TCSSIO
A. 27S (COURTNEY)
B. 31/1115Z
C. 24.6S
D. 89.0E
E. THREE/MET-9
F. T2.0/3.0
G. IR/EIR/VIS
H. REMARKS...CIRCULAR, TIGHTLY DEFINED CLOUDS LINES AND A CENTER LESS
THAN 75 NAUTICAL MILES FROM A SMALL COLD OVERCAST RESULTS IN A DT OF
2.0. PT AGREES. MET IS 2.5 BASED ON A 24 HOUR RAPID WEAKENING TREND. THE
FT IS BASED ON THE PT DUE TO FLUCTUATING CONVECTION.
I. ADDL POSITIONS
NIL
...LINER