Subject: Pacific-NW: 1. Super Typhoon Rosie (10w) Warning Nr 017 [222100]

From: SIU Weather Processor <[email-masked]>
Date: Tue, 22 Jul 1997 15:33:29 -0500

506
WTPN31 PGTW 222100
1. SUPER TYPHOON ROSIE (10W) WARNING NR 017
   01 ACTIVE TROPICAL CYCLONE IN NORTHWESTPAC
   MAX SUSTAINED WINDS BASED ON ONE-MINUTE AVERAGE
    ---
   WARNING POSITION:
   221800Z3 --- 18.8N7 132.1E7
     MOVEMENT PAST SIX HOURS - 360 DEGREES AT 06 KTS
     POSITION ACCURATE TO WITHIN 030 NM
     POSITION BASED ON EYE FIXED BY SATELLITE

PAGE 03 RUHGSGG4360 UNCLAS
   PRESENT WIND DISTRIBUTION:
   MAX SUSTAINED WINDS - 140 KT, GUSTS 170 KT
   RADIUS OF 100 KT WINDS - 030 NM
   RADIUS OF 050 KT WINDS - 115 NM EAST SEMICIRCLE
                            095 NM ELSEWHERE
   RADIUS OF 035 KT WINDS - 250 NM EAST SEMICIRCLE
                            200 NM ELSEWHERE
   REPEAT POSIT: 18.8N7 132.1E7
    ---
   FORECASTS:
   12 HRS, VALID AT:
   230600Z1 --- 20.4N6 132.1E7
   MAX SUSTAINED WINDS - 130 KT, GUSTS 160 KT
   RADIUS OF 100 KT WINDS - 030 NM
   RADIUS OF 050 KT WINDS - 110 NM EAST SEMICIRCLE
                            090 NM ELSEWHERE
   RADIUS OF 035 KT WINDS - 245 NM EAST SEMICIRCLE
                            195 NM ELSEWHERE
   VECTOR TO 24 HR POSIT: 360 DEG/ 10 KTS
    ---

PAGE 04 RUHGSGG4360 UNCLAS
   24 HRS, VALID AT:
   231800Z4 --- 22.4N8 132.2E8
   MAX SUSTAINED WINDS - 120 KT, GUSTS 145 KT
   RADIUS OF 100 KT WINDS - 030 NM
   RADIUS OF 050 KT WINDS - 105 NM EAST SEMICIRCLE
                            085 NM ELSEWHERE
   RADIUS OF 035 KT WINDS - 240 NM EAST SEMICIRCLE
                            190 NM ELSEWHERE
   VECTOR TO 36 HR POSIT: 360 DEG/ 12 KTS
    ---
   36 HRS, VALID AT:
   240600Z2 --- 24.7N3 132.3E9
   MAX SUSTAINED WINDS - 115 KT, GUSTS 140 KT
   RADIUS OF 100 KT WINDS - 030 NM
   RADIUS OF 050 KT WINDS - 105 NM EAST SEMICIRCLE
                            085 NM ELSEWHERE
   RADIUS OF 035 KT WINDS - 235 NM EAST SEMICIRCLE
                            185 NM ELSEWHERE
   VECTOR TO 48 HR POSIT: 360 DEG/ 15 KTS
    ---

PAGE 05 RUHGSGG4360 UNCLAS
   EXTENDED OUTLOOK:
   48 HRS, VALID AT:
   241800Z5 --- 27.7N6 132.4E0
   MAX SUSTAINED WINDS - 110 KT, GUSTS 135 KT
   RADIUS OF 100 KT WINDS - 025 NM
   RADIUS OF 050 KT WINDS - 100 NM EAST SEMICIRCLE
                            080 NM ELSEWHERE
   RADIUS OF 035 KT WINDS - 225 NM EAST SEMICIRCLE
                            180 NM ELSEWHERE
   VECTOR TO 72 HR POSIT: 360 DEG/ 15 KTS
    ---
   72 HRS, VALID AT:
   251800Z6 --- 33.6N2 132.1E7
   MAX SUSTAINED WINDS - 095 KT, GUSTS 115 KT
   RADIUS OF 050 KT WINDS - 085 NM EAST SEMICIRCLE
                                   OVER WATER
                            065 NM ELSEWHERE OVER WATER
   RADIUS OF 035 KT WINDS - 205 NM EAST SEMICIRCLE
                                   OVER WATER
                            160 NM ELSEWHERE OVER WATER

PAGE 06 RUHGSGG4360 UNCLAS
    ---
REMARKS:
222100Z7 POSITION 19.2N2  132.1E7
SUPER TYPHOON ROSIE (10W) IS MOVING NORTHWARD AT 06
KNOTS. THE WARNING POSITION AND INTENSITY ARE BASED ON
221732Z INFRARED SATELLITE IMAGERY. CURRENT WIND RADII ON
THE WEST SIDE OF THIS SYSTEM WERE LEFT THE SAME AS THE
PREVIOUS WARNING PER 221401Z SATELLITE SCATTEROMETRY
DATA. THERE IS NO SIGNIFICANT CHANGE IN FORECAST
REASONING FROM THE PREVIOUS WARNING. SUPER TYPHOON ROSIE
(10W) IS FORECAST TO GRADUALLY ACCELERATE NORTHWARD AND
WEAKEN GRADUALLY BEFORE MAKING LANDFALL IN SOUTHERN JAPAN
IN ABOUT 72 HOURS. MAXIMUM SIGNIFICANT WAVE HEIGHT AT
221800Z IS 36 FEET. REFER TO WWPW31 PGFW FOR ADDITIONAL
SEA HEIGHT INFORMATION. NEXT WARNINGS AT 230300Z8 (DTG
230151Z2), 230900Z4 (DTG 230751Z8), 231500Z1 (DTG
231351Z5) AND 232100Z8 (DTG 231951Z1).//
BT
#4360

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