Subject: Pacific-NW: Marine Warning -191453 (AUTOMATIC)

From: Charley Kline <[email-masked]>
Date: Mon, 19 Aug 1996 14:53:10 -0500

ZCZC DD+ 37371
WTPN31 PGTW 192100
1. TROPICAL STORM NIKI (18W) WARNING NR 008
   01 ACTIVE TROPICAL CYCLONE IN NORTHWESTPAC
   MAX SUSTAINED WINDS BASED ON ONE-MINUTE AVERAGE
    ---
   WARNING POSITION:
   191800Z9 --- 17.7N5 122.0E5
     MOVEMENT PAST SIX HOURS - 275 DEGREES AT 11 KTS
     POSITION ACCURATE TO WITHIN 045 NM
     POSITION BASED ON CENTER LOCATED BY A COMBINATION OF
     SATELLITE AND RADAR
   PRESENT WIND DISTRIBUTION:
   MAX SUSTAINED WINDS - 060 KT, GUSTS 075 KT
   RADIUS OF 050 KT WINDS - 020 NM OVER WATER
   RADIUS OF 035 KT WINDS - 150 NM NORTH SEMICIRCLE
                                   OVER WATER
                            090 NM ELSEWHERE OVER WATER
   REPEAT POSIT: 17.7N5 122.0E5
    ---
   FORECASTS:
   12 HRS, VALID AT:
   200600Z8 --- 17.8N6 119.9E0
   MAX SUSTAINED WINDS - 045 KT, GUSTS 055 KT
   RADIUS OF 035 KT WINDS - 140 NM NORTH SEMICIRCLE
                                   OVER WATER
                            080 NM ELSEWHERE OVER WATER
   VECTOR TO 24 HR POSIT: 270 DEG/ 10 KTS
    ---
   24 HRS, VALID AT:
   201800Z1 --- 17.8N6 117.7E6
   MAX SUSTAINED WINDS - 050 KT, GUSTS 065 KT
   RADIUS OF 050 KT WINDS - 020 NM
   RADIUS OF 035 KT WINDS - 150 NM NORTH SEMICIRCLE
                            090 NM ELSEWHERE
   VECTOR TO 36 HR POSIT: 270 DEG/ 12 KTS
    ---
   36 HRS, VALID AT:
   210600Z9 --- 17.8N6 115.2E9
   MAX SUSTAINED WINDS - 055 KT, GUSTS 070 KT
   RADIUS OF 050 KT WINDS - 030 NM
   RADIUS OF 035 KT WINDS - 155 NM NORTH SEMICIRCLE
                            095 NM ELSEWHERE
   VECTOR TO 48 HR POSIT: 275 DEG/ 12 KTS
    ---
   EXTENDED OUTLOOK:
   48 HRS, VALID AT:
   211800Z2 --- 18.0N9 112.7E1
   MAX SUSTAINED WINDS - 065 KT, GUSTS 080 KT
   RADIUS OF 050 KT WINDS - 040 NM
   RADIUS OF 035 KT WINDS - 170 NM NORTH SEMICIRCLE
                                   OVER WATER
                            110 NM ELSEWHERE
   VECTOR TO 72 HR POSIT: 280 DEG/ 12 KTS
    ---
   72 HRS, VALID AT:
   221800Z3 --- 18.9N8 107.7E5
   MAX SUSTAINED WINDS - 090 KT, GUSTS 110 KT
   RADIUS OF 050 KT WINDS - 055 NM
   RADIUS OF 035 KT WINDS - 180 NM NORTH SEMICIRCLE
                                   OVER WATER
                            140 NM ELSEWHERE OVER WATER
    ---
REMARKS:
192100Z3 POSITION 17.7N5  121.5E9
TROPICAL STORM NIKI (18W) HAS MADE LANDFALL ON NORTHERN
LUZON. IT IS MOVING WESTWARD AT APPROXIMATELY 11 KNOTS.
IT IS EXPECTED TO WEAKEN SLIGHTLY AS IT MOVES ACROSS THE
ISLAND. ONCE IT REACHES THE SOUTH CHINA SEA IT IS
EXPECTED TO REORGANIZE AND INTENSIFY AS IT TRACKS
WESTWARD TOWARD THE GULF OF TONKIN. ALL AVAILABLE DYNAMIC
FORECAST GUIDANCE SUPPORTS THIS FORECAST. NEXT WARNINGS
AT 200300Z5 (DTG 200153Z1), 200900Z1 (DTG 200753Z7),
201500Z8 (DTG 201353Z4) AND 202100Z5 (DTG 201953Z0).
MAXIMUM SIGNIFICANT WAVE HEIGHT AT 191800Z9 IS 14 FEET.
REFER TO WWPW31 PGFW FOR ADDITIONAL SEA HEIGHT
INFORMATION.//

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