Subject: Pacific-NW: 1. Tropical Storm Paka (05c) Warning Nr 030

From: SIU Weather Processor <[email-masked]>
Date: Tue, 9 Dec 1997 14:30:57 -0600

257
WTPN31 PGTW 092100
1. TROPICAL STORM PAKA (05C) WARNING NR 030
   01 ACTIVE TROPICAL CYCLONE IN NORTHWESTPAC
   MAX SUSTAINED WINDS BASED ON ONE-MINUTE AVERAGE
    ---
   WARNING POSITION:
   091800Z8 --- 6.8N4 172.7E7
     MOVEMENT PAST SIX HOURS - 275 DEGREES AT 08 KTS
     POSITION ACCURATE TO WITHIN 060 NM
     POSITION BASED ON CENTER LOCATED BY SATELLITE
   PRESENT WIND DISTRIBUTION:
   MAX SUSTAINED WINDS - 045 KT, GUSTS 055 KT
   RADIUS OF 035 KT WINDS - 100 NM NORTH SEMICIRCLE
                            030 NM ELSEWHERE
   REPEAT POSIT: 6.8N4 172.7E7
    ---
   FORECASTS:
   12 HRS, VALID AT:
   100600Z7 --- 7.1N8 171.2E1
   MAX SUSTAINED WINDS - 045 KT, GUSTS 055 KT
   RADIUS OF 035 KT WINDS - 090 NM NORTH SEMICIRCLE
                            030 NM ELSEWHERE
   VECTOR TO 24 HR POSIT: 280 DEG/ 08 KTS
    ---
   24 HRS, VALID AT:
   101800Z0 --- 7.3N0 169.7E3
   MAX SUSTAINED WINDS - 045 KT, GUSTS 055 KT
   RADIUS OF 035 KT WINDS - 080 NM NORTH SEMICIRCLE
                            030 NM ELSEWHERE
   VECTOR TO 36 HR POSIT: 280 DEG/ 08 KTS
    ---
   36 HRS, VALID AT:
   110600Z8 --- 7.5N2 168.2E7
   MAX SUSTAINED WINDS - 045 KT, GUSTS 055 KT
   RADIUS OF 035 KT WINDS - 070 NM NORTH SEMICIRCLE
                            030 NM ELSEWHERE
   VECTOR TO 48 HR POSIT: 275 DEG/ 08 KTS
    ---
   EXTENDED OUTLOOK:
   48 HRS, VALID AT:
   111800Z1 --- 7.6N3 166.6E9
   MAX SUSTAINED WINDS - 040 KT, GUSTS 050 KT
   RADIUS OF 035 KT WINDS - 060 NM NORTH SEMICIRCLE
                            030 NM ELSEWHERE
   VECTOR TO 72 HR POSIT: 270 DEG/ 08 KTS
    ---
   72 HRS, VALID AT:
   121800Z2 --- 7.7N4 163.5E5
   MAX SUSTAINED WINDS - 035 KT, GUSTS 045 KT
   DISSIPATING AS A SIGNIFICANT TROPICAL CYCLONE OVER
WATER
    ---
REMARKS: 092100Z POSITION: 6.9N5 171.9E8
TROPICAL STORM PAKA (05C) IS MOVING WESTWARD AT 8 KNOTS.
THE SYSTEM IS FORECAST TO CONTINUE IN THIS DIRECTION
THROUGH 72 HOURS. THE WARNING POSITION IS BASED ON
INFRARED SATELLITE IMAGERY. TS PAKA IS BECOMING LESS
ORGANIZED AND MORE DIFFICULT TO POSITION USING ITS DEEP
CONVECTIVE SIGNATURE. MAXIMUM SIGNIFICANT WAVE HEIGHT AT
091800Z IS 18 FEET. REFER TO WWPW31 PGFW FOR ADDITIONAL
SEA HEIGHT INFORMATION. NEXT WARNINGS AT 100300Z4 (DTG
100151Z8), 100900Z0 (DTG 100751Z4), 101500Z7 (DTG
101351Z1) AND 102100Z4 (DTG 101951Z7).//

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