NAME: TROPICAL LOW
IDENTIFIER: 30U
DATA AT: 1800 UTC
LATITUDE: 12.5S
LONGITUDE: 141.0E
LOCATION ACCURACY: WITHIN 15NM (30 KM)
MOVEMENT TOWARDS: WEST NORTHWEST (297 DEG)
SPEED OF MOVEMENT: 1 KNOTS (2 KM/H)
MAXIMUM 10-MINUTE WIND: 30 KNOTS (55 KM/H)
MAXIMUM 3-SECOND WIND GUST: 45 KNOTS (85 KM/H)
CENTRAL PRESSURE: 1002 HPA
FORECAST DATA
DATE/TIME : LOCATION : LOC. ACCURACY: MAX WIND : CENTRAL PRESSURE
(UTC) : DEGREES : NM (KM): KNOTS(KM/H): HPA
+06: 20/0000: 12.5S 140.7E: 025 (050): 030 (055): 1002
+12: 20/0600: 12.6S 140.4E: 035 (065): 035 (065): 999
+18: 20/1200: 12.4S 139.9E: 045 (080): 040 (075): 997
+24: 20/1800: 12.3S 139.2E: 050 (090): 040 (075): 998
+36: 21/0600: 12.0S 137.7E: 065 (125): 035 (065): 1001
+48: 21/1800: 11.4S 136.1E: 085 (160): 030 (055): 1003
+60: 22/0600: 10.7S 134.3E: 105 (195): 030 (055): 1004
+72: 22/1800: 9.9S 133.0E: 115 (215): 030 (055): 1003
+96: 23/1800: 8.7S 131.4E: 160 (295): 025 (045): 1005
+120: 24/1800: 8.4S 131.2E: 200 (375): 025 (045): 1004

31P THIRTYONE 250419 1800 12.5S 141.0E SHEM 30 1001

TPPS11 PGTW 191807
A. TROPICAL CYCLONE 31P (GULF OF CARPENTARIA)
B. 19/1730Z
C. 12.46S
D. 141.09E
E. FIVE/GK2A
F. T2.0/2.0/S0.0/24HRS STT: S0.0/03HRS
G. IR/EIR
H. REMARKS: 47A/PBO PTLY XPSD LLCC/ANMTN. LLCC LOCATED WITHIN 75NM
OF OVERCAST LESS THAN THAN 90NM ACROSS YIELDS A DT OF 1.5. MET
YIELDS 2.0. PT YIELDS 2.0. DBO PT. INTENSITY ESTIMATE MAY NOT BE
REPRESENTATIVE DUE TO PROXIMITY TO LAND.
I. ADDITIONAL POSITIONS:
19/1603Z 12.45S 140.60E ATMS
LINDGREN

TXPS26 KNES 191837
TCSWSP
A. 31P (NONAME)
B. 19/1730Z
C. 12.6S
D. 141.2E
E. THREE/HIMAWARI-9
F. T1.5/1.5
G. IR/EIR/SWIR
H. REMARKS...CIRCULARLY DEFINED CLOUD LINES AND A CENTER LOCATED LESS
THAN 1.5 DEGREE FROM THE SMALL COLD OVERCAST RESULTS IN A DT OF 1.5. THE
MET IS 1.0 BASED ON A SLOW WEAKENING TREND OVER THE PAST 24 HOURS. THE
PT IS 1.5. THE FT IS BASED ON THE PT DUE TO THE PULSING NATURE OF THE
CONVECTION.
I. ADDL POSITIONS
NIL
...BERTALAN

TPPS11 PGTW 192104
A. TROPICAL CYCLONE 31P (GULF OF CARPENTARIA)
B. 19/2030Z
C. 12.41S
D. 141.08E
E. FIVE/GK2A
F. T2.0/2.0/S0.0/24HRS STT: S0.0/03HRS
G. IR/EIR
H. REMARKS: 47A/PBO PTLY XPSD LLCC/ANMTN. CIRCULARLY DEFINED CLOUD
LINES LOCATED (NEAR - UNDER) COLD OVERCAST YIELD A DT OF 2.0. BOTH
MET AND PT AGREE. DBO DT. INTENSITY ESTIMATE MAY NOT BE
REPRESENTATIVE DUE TO PROXIMITY TO LAND.
I. ADDITIONAL POSITIONS:
19/1603Z 12.45S 140.60E ATMS
19/1809Z 12.32S 140.97E SSMS
LINDGREN

31P THIRTYONE 250420 0000 12.7S 141.2E SHEM 30 1001

TPPS11 PGTW 192356
A. TROPICAL CYCLONE 31P (GULF OF CARPENTARIA)
B. 19/2330Z
C. 12.41S
D. 141.26E
E. FIVE/GK2A
F. T2.5/2.5/D0.5/24HRS STT: D0.5/03HRS
G. IR/EIR
H. REMARKS: 71A/PBO XTRP/ANMTN. LLCC LOCATED (NEAR - UNDER) COLD
OVERCAST GREATER THAN 90NM ACROSS YIELDS A DT OF 2.5. MET YIELDS
3.0. PT YIELDS 2.5. DBO DT. INTENSITY ESTIMATE MAY NOT BE
REPRESENTATIVE DUE TO PROXIMITY TO LAND.
I. ADDITIONAL POSITIONS:
19/1809Z 12.32S 140.97E SSMS
19/1928Z 12.43S 141.13E GPMI
19/2105Z 12.60S 141.30E SSMS
LINDGREN

TXPS26 KNES 200004
TCSWSP
A. 31P (NONAME)
B. 19/2330Z
C. 12.5S
D. 140.8E
E. THREE/HIMAWARI-9
F. T2.0/2.0
G. IR/EIR/VIS
H. REMARKS...SYSTEM CHARACTERIZED BY SHEAR WITH A CIRCULAR TIGHTLY
DEFINED LLCC LOCATED UNDER A SMALL COLD OVERCAST MEASURING UNDER 1.5
DEG. DT=2.0 MET AND PT AGREE. THE FT IS BASED ON THE DT.
I. ADDL POSITIONS
NIL
...FISHER

NAME: TROPICAL LOW
IDENTIFIER: 30U
DATA AT: 0000 UTC
LATITUDE: 12.5S
LONGITUDE: 141.2E
LOCATION ACCURACY: WITHIN 15NM (30 KM)
MOVEMENT TOWARDS: EAST NORTHEAST (063 DEG)
SPEED OF MOVEMENT: 1 KNOTS (2 KM/H)
MAXIMUM 10-MINUTE WIND: 30 KNOTS (55 KM/H)
MAXIMUM 3-SECOND WIND GUST: 45 KNOTS (85 KM/H)
CENTRAL PRESSURE: 1002 HPA
FORECAST DATA
DATE/TIME : LOCATION : LOC. ACCURACY: MAX WIND : CENTRAL PRESSURE
(UTC) : DEGREES : NM (KM): KNOTS(KM/H): HPA
+06: 20/0600: 12.5S 140.7E: 030 (050): 035 (065): 1000
+12: 20/1200: 12.4S 140.1E: 035 (065): 040 (075): 997
+18: 20/1800: 12.4S 139.4E: 045 (080): 040 (075): 997
+24: 21/0000: 12.3S 138.6E: 050 (090): 040 (075): 998
+36: 21/1200: 11.8S 137.1E: 065 (125): 030 (055): 1003
+48: 22/0000: 11.2S 135.6E: 085 (155): 030 (055): 1003
+60: 22/1200: 10.3S 134.3E: 100 (185): 030 (055): 1003
+72: 23/0000: 9.7S 133.5E: 110 (200): 030 (055): 1002
+96: 24/0000: 8.9S 132.8E: 155 (290): 025 (045): 1004
+120: 25/0000: 8.8S 132.4E: 205 (380): 025 (045): 1004

反演上风切开始下降了