Overall Green alert Tropical Cyclone for LINFA-20
in Viet Nam, Laos, Cambodia, Thailand

Global Telecommunication Service

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Original Message :

WTPQ51 RJTD 111800
RSMC TROPICAL CYCLONE ADVISORY
NAME TD DOWNGRADED FROM TS 2015 LINFA (2015)
ANALYSIS
PSTN 111800UTC 15N 107E
MOVE W SLOWLY
PRES 1002HPA =


Original Message :

WTPQ21 RJTD 111800
RSMC TROPICAL CYCLONE ADVISORY
NAME TD DOWNGRADED FROM TS 2015 LINFA (2015)
ANALYSIS
PSTN 111800UTC 15N 107E
MOVE W SLOWLY
PRES 1002HPA =


Original Message :

WTPQ51 RJTD 111500
RSMC TROPICAL CYCLONE ADVISORY
NAME TS 2015 LINFA (2015)
ANALYSIS
PSTN 111500UTC 15.4N 107.4E FAIR
MOVE WNW 06KT
PRES 1000HPA
MXWD 035KT
GUST 050KT
30KT 150NM NORTHEAST 90NM SOUTHWEST
FORECAST
12HF 120300UTC 14.9N 106.2E 45NM 70% TROPICAL DEPRESSION
24HF 121500UTC 14.6N 105.2E 65NM 70% TROPICAL DEPRESSION =


Original Message :

WTPQ21 RJTD 111500
RSMC TROPICAL CYCLONE ADVISORY
NAME TS 2015 LINFA (2015)
ANALYSIS
PSTN 111500UTC 15.4N 107.4E FAIR
MOVE WNW 06KT
PRES 1000HPA
MXWD 035KT
GUST 050KT
30KT 150NM NORTHEAST 90NM SOUTHWEST
FORECAST
24HF 121500UTC 14.6N 105.2E 65NM 70% TROPICAL DEPRESSION =


Original Message :

WTPQ31 RJTD 111200
RSMC TROPICAL CYCLONE PROGNOSTIC REASONING
REASONING NO. 7 FOR TS 2015 LINFA (2015)
1.GENERAL COMMENTS
TS LINFA IS LOCATED ON LAND AT 15.2N, 107.9E. INFORMATION ON THE
CURRENT POSITION IS BASED ON ANIMATED MSI AND SURFACE
OBSERVATIONS. POSITIONAL ACCURACY IS FAIR. CENTRAL PRESSURE IS
1000HPA AND MAXIMUM SUSTAINED WINDS ARE 35KNOTS. THE SYSTEM IS IN
A NEUTRAL ENVIRONMENT FOR DEVELOPMENT UNDER THE INFLUENCE OF LAND
AND GOOD UPPER-LEVEL OUTFLOW. THIS HAS CAUSED THE SYSTEM TO
MAINTAIN ITS INTENSITY OVER THE LAST SIX HOURS. INFORMATION ON THE
CURRENT INTENSITY IS BASED ON DVORAK INTENSITY ANALYSES AND
SURFACE OBSERVATIONS.
2.SYNOPTIC SITUATION
THE SYSTEM IS MOVING WESTWARD ALONG THE SOUTHERN PERIPHERY OF A
MID-LEVEL SUB-TROPICAL HIGH. ANIMATED MSI SHOWS THE SEPARATION OF
ACTIVE CONVECTIVE CLOUD CLUSTERS FROM THE CSC. DMSP-F17/SSMIS 89
GHZ MICROWAVE IMAGERY SHOWS THE SYSTEM HAS A BAND WITH CURVATURE
INDICATING THE CSC.
3.TRACK FORECAST
THE SYSTEM WILL MOVE WESTWARD ALONG THE PERIPHERY OF A MID-LEVEL
SUB-TROPICAL HIGH UNTIL FT24. THE TRACK FORECAST IS BASED ON GSM
PREDICTIONS, AND REFERENCE TO OTHER NWP MODELS. TRACK FORECAST
CONFIDENCE IS LOW DUE TO SIGNIFICANT DIFFERENCES BETWEEN ACTUAL
TYPHOON TRACKING AND NWP IN THE NEAR TERM.
4.INTENSITY FORECAST
THE SYSTEM WILL WEAKEN RAPIDLY DUE TO ITS CONTINUED PRESENCE OVER
LAND. THE SYSTEM WILL WEAKEN TO TD INTENSITY BY FT12. THE
INTENSITY FORECAST IS BASED ON GUIDANCE DATA.
=


Original Message :

WTJP22 RJTD 111200
WARNING 111200.
WARNING VALID 121200.
WARNING IS UPDATED EVERY 6 HOURS.
GALE WARNING.
TROPICAL STORM 2015 LINFA (2015) 1000 HPA
AT 15.2N 107.9E VIETNAM MOVING WEST 06 KNOTS.
POSITION FAIR.
MAX WINDS 35 KNOTS.
RADIUS OF OVER 30 KNOT WINDS 150 MILES NORTHEAST SEMICIRCLE AND 90
MILES ELSEWHERE.
FORECAST POSITION FOR 120000UTC AT 15.0N 106.6E WITH 45 MILES RADIUS
OF 70 PERCENT PROBABILITY CIRCLE.
1004 HPA.
BECOMING TROPICAL DEPRESSION.
FORECAST POSITION FOR 121200UTC AT 14.7N 105.3E WITH 65 MILES RADIUS
OF 70 PERCENT PROBABILITY CIRCLE.
1004 HPA.
BECOMING TROPICAL DEPRESSION.

JAPAN METEOROLOGICAL AGENCY.=


Original Message :

WTPN52 PGTW 101500
WARNING ATCG MIL 17W NWP 201010141513
2020101012 17W SEVENTEEN 003 02 290 11 SATL 040
T000 147N 1122E 035 R034 060 NE QD 060 SE QD 080 SW QD 090 NW QD
T012 150N 1105E 040 R034 090 NE QD 020 SE QD 050 SW QD 080 NW QD
T024 152N 1089E 045 R034 110 NE QD 020 SE QD 030 SW QD 080 NW QD
T036 153N 1076E 035 R034 170 NE QD 000 SE QD 000 SW QD 110 NW QD
T048 153N 1065E 020
AMP
036HR DISSIPATING AS A SIGNIFICANT TROPICAL CYCLONE OVER LAND
048HR DISSIPATED AS A SIGNIFICANT TROPICAL CYCLONE OVER LAND
SUBJ: TROPICAL STORM 17W (SEVENTEEN) WARNING NR 003
1. TROPICAL STORM 17W (SEVENTEEN) WARNING NR 003
UPGRADED FROM TROPICAL DEPRESSION 17W
02 ACTIVE TROPICAL CYCLONES IN NORTHWESTPAC
MAX SUSTAINED WINDS BASED ON ONE-MINUTE AVERAGE
WIND RADII VALID OVER OPEN WATER ONLY
---
WARNING POSITION:
101200Z --- NEAR 14.7N 112.2E
MOVEMENT PAST SIX HOURS - 290 DEGREES AT 11 KTS
POSITION ACCURATE TO WITHIN 040 NM
POSITION BASED ON CENTER LOCATED BY SATELLITE
PRESENT WIND DISTRIBUTION:
MAX SUSTAINED WINDS - 035 KT, GUSTS 045 KT
WIND RADII VALID OVER OPEN WATER ONLY
RADIUS OF 034 KT WINDS - 060 NM NORTHEAST QUADRANT
060 NM SOUTHEAST QUADRANT
080 NM SOUTHWEST QUADRANT
090 NM NORTHWEST QUADRANT
REPEAT POSIT: 14.7N 112.2E
---
FORECASTS:
12 HRS, VALID AT:
110000Z --- 15.0N 110.5E
MAX SUSTAINED WINDS - 040 KT, GUSTS 050 KT
WIND RADII VALID OVER OPEN WATER ONLY
RADIUS OF 034 KT WINDS - 090 NM NORTHEAST QUADRANT
020 NM SOUTHEAST QUADRANT
050 NM SOUTHWEST QUADRANT
080 NM NORTHWEST QUADRANT
VECTOR TO 24 HR POSIT: 280 DEG/ 08 KTS
---
24 HRS, VALID AT:
111200Z --- 15.2N 108.9E
MAX SUSTAINED WINDS - 045 KT, GUSTS 055 KT
WIND RADII VALID OVER OPEN WATER ONLY
RADIUS OF 034 KT WINDS - 110 NM NORTHEAST QUADRANT
020 NM SOUTHEAST QUADRANT
030 NM SOUTHWEST QUADRANT
080 NM NORTHWEST QUADRANT
VECTOR TO 36 HR POSIT: 275 DEG/ 06 KTS
---
36 HRS, VALID AT:
120000Z --- 15.3N 107.6E
MAX SUSTAINED WINDS - 035 KT, GUSTS 045 KT
WIND RADII VALID OVER OPEN WATER ONLY
DISSIPATING AS A SIGNIFICANT TROPICAL CYCLONE OVER LAND
RADIUS OF 034 KT WINDS - 170 NM NORTHEAST QUADRANT
000 NM SOUTHEAST QUADRANT
000 NM SOUTHWEST QUADRANT
110 NM NORTHWEST QUADRANT
VECTOR TO 48 HR POSIT: 270 DEG/ 05 KTS
---
EXTENDED OUTLOOK:
48 HRS, VALID AT:
121200Z --- 15.3N 106.5E
MAX SUSTAINED WINDS - 020 KT, GUSTS 030 KT
WIND RADII VALID OVER OPEN WATER ONLY
DISSIPATED AS A SIGNIFICANT TROPICAL CYCLONE OVER LAND
---
REMARKS:
101500Z POSITION NEAR 14.8N 111.8E.
10OCT20. TROPICAL STORM 17W (SEVENTEEN), LOCATED APPROXIMATELY
239 NM EAST-SOUTHEAST OF DA NANG, VIETNAM, HAS TRACKED WEST-
NORTHWESTWARD AT 11 KNOTS OVER THE PAST SIX HOURS. MAXIMUM
SIGNIFICANT WAVE HEIGHT AT 101200Z IS 12 FEET. NEXT WARNINGS
AT 102100Z, 110300Z, 110900Z AND 111500Z. REFER TO TROPICAL
UPDATES.//
1720100618 135N1257E 15
1720100700 136N1253E 15
1720100706 137N1248E 15
1720100712 138N1244E 15
1720100718 139N1241E 15
1720100800 140N1230E 15
1720100806 139N1221E 15
1720100812 137N1202E 15
1720100818 132N1182E 15
1720100900 131N1174E 15
1720100906 130N1165E 20
1720100912 131N1157E 20
1720100918 135N1148E 25
1720101000 138N1141E 30
1720101006 143N1133E 30
1720101012 147N1122E 35
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