Subject: Pacific-NW: 1. Typhoon Paka (05c) Warning Nr 044

From: SIU Weather Processor <[email-masked]>
Date: Sat, 13 Dec 1997 03:08:35 -0600

689
WTPN31 PGTW 130900
1. TYPHOON PAKA (05C) WARNING NR 044
   01 ACTIVE TROPICAL CYCLONE IN NORTHWESTPAC
   MAX SUSTAINED WINDS BASED ON ONE-MINUTE AVERAGE
    ---
   WARNING POSITION:
   130600Z0 --- 8.9N7 161.8E6
     MOVEMENT PAST SIX HOURS - 280 DEGREES AT 10 KTS
     POSITION ACCURATE TO WITHIN 045 NM
     POSITION BASED ON CENTER LOCATED BY SATELLITE
   PRESENT WIND DISTRIBUTION:
   MAX SUSTAINED WINDS - 095 KT, GUSTS 115 KT

PAGE 03 RUEDMCA1061 UNCLAS //NO3145//
   RADIUS OF 050 KT WINDS - 060 NM NORTH SEMICIRCLE
                            040 NM ELSEWHERE
   RADIUS OF 035 KT WINDS - 130 NM NORTH SEMICIRCLE
                            080 NM ELSEWHERE
   REPEAT POSIT: 8.9N7 161.8E6
    ---
   FORECASTS:
   12 HRS, VALID AT:
   131800Z3 --- 9.4N3 159.7E2
   MAX SUSTAINED WINDS - 090 KT, GUSTS 110 KT
   RADIUS OF 100 KT WINDS - 015 NM
   RADIUS OF 050 KT WINDS - 060 NM NORTH SEMICIRCLE
                            040 NM ELSEWHERE
   RADIUS OF 035 KT WINDS - 130 NM NORTH SEMICIRCLE
                            080 NM ELSEWHERE
   VECTOR TO 24 HR POSIT: 285 DEG/ 12 KTS
    ---
   24 HRS, VALID AT:
   140600Z1 --- 10.1N2 157.3E6
   MAX SUSTAINED WINDS - 105 KT, GUSTS 130 KT

PAGE 04 RUEDMCA1061 UNCLAS //NO3145//
   RADIUS OF 100 KT WINDS - 020 NM
   RADIUS OF 050 KT WINDS - 070 NM NORTH SEMICIRCLE
                            050 NM ELSEWHERE
   RADIUS OF 035 KT WINDS - 150 NM NORTH SEMICIRCLE
                            090 NM ELSEWHERE
   VECTOR TO 36 HR POSIT: 285 DEG/ 12 KTS
    ---
   36 HRS, VALID AT:
   141800Z4 --- 10.8N9 154.9E9
   MAX SUSTAINED WINDS - 115 KT, GUSTS 140 KT
   RADIUS OF 100 KT WINDS - 020 NM
   RADIUS OF 050 KT WINDS - 075 NM NORTH SEMICIRCLE
                            050 NM ELSEWHERE
   RADIUS OF 035 KT WINDS - 155 NM NORTH SEMICIRCLE
                            090 NM ELSEWHERE
   VECTOR TO 48 HR POSIT: 285 DEG/ 12 KTS
    ---
   EXTENDED OUTLOOK:
   48 HRS, VALID AT:
   150600Z2 --- 11.5N7 152.5E3

PAGE 05 RUEDMCA1061 UNCLAS //NO3145//
   MAX SUSTAINED WINDS - 120 KT, GUSTS 145 KT
   RADIUS OF 100 KT WINDS - 020 NM
   RADIUS OF 050 KT WINDS - 080 NM NORTH SEMICIRCLE
                            050 NM ELSEWHERE
   RADIUS OF 035 KT WINDS - 170 NM NORTH SEMICIRCLE
                            095 NM ELSEWHERE
   VECTOR TO 72 HR POSIT: 290 DEG/ 13 KTS
    ---
   72 HRS, VALID AT:
   160600Z3 --- 13.1N5 147.3E5
   MAX SUSTAINED WINDS - 120 KT, GUSTS 145 KT
   RADIUS OF 100 KT WINDS - 020 NM
   RADIUS OF 050 KT WINDS - 080 NM NORTH SEMICIRCLE
                            050 NM ELSEWHERE
   RADIUS OF 035 KT WINDS - 180 NM NORTH SEMICIRCLE
                            095 NM ELSEWHERE
    ---
REMARKS:  130900Z3 POSITION:  9.0N9 161.3E1
TYPHOON PAKA (05C) IS MOVING WESTWARD AT 10 KNOTS. THE
SYSTEM HAS BECOME LESS ORGANIZED OVER THE PAST 12 HOURS

PAGE 06 RUEDMCA1061 UNCLAS //NO3145//
AND HAS TEMPORARILY WEAKENED. THE WARNING POSITION IS
BASED ON 130530Z2 VISIBLE SATELLITE IMAGERY. THE CURRENT
INTENSITY OF 95 KNOTS IS BASED ON A COMBINATION OF
INTENSITY ESTIMATE OF CI4.5 (77 KNOTS) AND CI5.5 (102
KNOTS). TY PAKA IS EXPECTED TO RESUME INTENSIFICATION
IN THE NEXT 24 HOURS. MAXIMUM SIGNIFICANT WAVE HEIGHT AT
130600Z IS 25 FEET. REFER TO WWPW30 PGFW FOR ADDITIONAL
SEA HEIGHT INFORMATION. NEXT WARNINGS AT 131500Z0 (DTG
131351Z), 132100Z7 (DTG 131951Z), 140300Z8 (DTG 140151Z),
BT
#1061

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