Subject: Pacific-NW: 01 Active Tropical Cyclone In Northwestpac [210900]

From: SIU Weather Processor <[email-masked]>
Date: Mon, 21 Jul 1997 03:54:00 -0500

037
WTPN31 PGTW 210900
1. TYPHOON ROSIE (10W) WARNING NR 011
   01 ACTIVE TROPICAL CYCLONE IN NORTHWESTPAC
   MAX SUSTAINED WINDS BASED ON ONE-MINUTE AVERAGE
    ---
   WARNING POSITION:
   210600Z9 --- 15.9N5 134.0E8
     MOVEMENT PAST SIX HOURS - 315 DEGREES AT 08 KTS
     POSITION ACCURATE TO WITHIN 030 NM
     POSITION BASED ON EYE FIXED BY SATELLITE
   PRESENT WIND DISTRIBUTION:
   MAX SUSTAINED WINDS - 080 KT, GUSTS 100 KT
   RADIUS OF 050 KT WINDS - 055 NM NORTHEAST SEMICIRCLE
                            040 NM ELSEWHERE
   RADIUS OF 035 KT WINDS - 120 NM NORTHEAST SEMICIRCLE

PAGE 03 RUHGSGG2128 UNCLAS
                            100 NM ELSEWHERE
   REPEAT POSIT: 15.9N5 134.0E8
    ---
   FORECASTS:
   12 HRS, VALID AT:
   211800Z2 --- 17.0N8 133.1E8
   MAX SUSTAINED WINDS - 090 KT, GUSTS 110 KT
   RADIUS OF 050 KT WINDS - 065 NM EAST SEMICIRCLE
                            045 NM ELSEWHERE
   RADIUS OF 035 KT WINDS - 135 NM EAST SEMICIRCLE
                            115 NM ELSEWHERE
   VECTOR TO 24 HR POSIT: 345 DEG/ 06 KTS
    ---
   24 HRS, VALID AT:
   220600Z0 --- 18.2N1 132.8E4
   MAX SUSTAINED WINDS - 100 KT, GUSTS 125 KT
   RADIUS OF 050 KT WINDS - 080 NM EAST SEMICIRCLE
                            060 NM ELSEWHERE
   RADIUS OF 035 KT WINDS - 150 NM EAST SEMICIRCLE
                            130 NM ELSEWHERE

PAGE 04 RUHGSGG2128 UNCLAS
   VECTOR TO 36 HR POSIT: 360 DEG/ 08 KTS
    ---
   36 HRS, VALID AT:
   221800Z3 --- 19.8N8 132.9E5
   MAX SUSTAINED WINDS - 115 KT, GUSTS 140 KT
   RADIUS OF 100 KT WINDS - 025 NM
   RADIUS OF 050 KT WINDS - 095 NM EAST SEMICIRCLE
                            075 NM ELSEWHERE
   RADIUS OF 035 KT WINDS - 180 NM EAST SEMICIRCLE
                            150 NM ELSEWHERE
   VECTOR TO 48 HR POSIT: 005 DEG/ 08 KTS
    ---
   EXTENDED OUTLOOK:
   48 HRS, VALID AT:
   230600Z1 --- 21.4N7 133.1E8
   MAX SUSTAINED WINDS - 120 KT, GUSTS 145 KT
   RADIUS OF 100 KT WINDS - 035 NM EAST SEMICIRCLE
                            025 NM ELSEWHERE
   RADIUS OF 050 KT WINDS - 105 NM EAST SEMICIRCLE
                            085 NM ELSEWHERE

PAGE 05 RUHGSGG2128 UNCLAS
   RADIUS OF 035 KT WINDS - 190 NM EAST SEMICIRCLE
                            160 NM ELSEWHERE
   VECTOR TO 72 HR POSIT: 005 DEG/ 09 KTS
    ---
   72 HRS, VALID AT:
   240600Z2 --- 24.8N4 133.4E1
   MAX SUSTAINED WINDS - 125 KT, GUSTS 150 KT
   RADIUS OF 100 KT WINDS - 040 NM EAST SEMICIRCLE
                            030 NM ELSEWHERE
   RADIUS OF 050 KT WINDS - 115 NM EAST SEMICIRCLE
                            095 NM ELSEWHERE
   RADIUS OF 035 KT WINDS - 200 NM EAST SEMICIRCLE
                            170 NM ELSEWHERE
    ---
REMARKS:
210900Z2 POSITION 16.2N9  133.8E
TYPHOON ROSIE IS MOVING NORTHWESTWARD AT 08 KNOTS.  THE
SYSTEM IS FORECAST TO CONTINUE INTENSIFYING AND TURN TO
THE NORTH IN RESPONSE TO A NORTH-SOUTH ORIENTED RIDGE
PATTERN BUILDING TO THE EAST. MAXIMUM SIGNIFICANT WAVE

PAGE 06 RUHGSGG2128 UNCLAS
HEIGHT AT 210600Z9 IS 20 FEET. REFER TO WWPW30 PGFW FOR
ADDITIONAL SEA HEIGHT INFORMATION. NEXT WARNINGS AT
211500Z9 (DTG 211351Z3), 212100Z6 (DTG 211951Z9),
220300Z7 (DTG 220151Z1) AND 220900Z3 (DTG 220751Z7).//
BT
#2128

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