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WTPN31 PGTW 170900
MSGID/GENADMIN/NAVPACMETOCCEN PEARL HARBOR HI/JTWC//
SUBJ/TROPICAL CYCLONE WARNING//
RMKS/
1. TYPHOON 02W (CHANCHU) WARNING NR 035
01 ACTIVE TROPICAL CYCLONE IN NORTHWESTPAC
MAX SUSTAINED WINDS BASED ON ONE-MINUTE AVERAGE
---
WARNING POSITION:
170600Z --- NEAR 21.3N 116.0E
MOVEMENT PAST SIX HOURS - 020 DEGREES AT 10 KTS
POSITION ACCURATE TO WITHIN 040 NM
POSITION BASED ON EYE FIXED BY SATELLITE
PRESENT WIND DISTRIBUTION:
MAX SUSTAINED WINDS - 095 KT, GUSTS 115 KT
RADIUS OF 064 KT WINDS - 040 NM NORTHEAST QUADRANT
040 NM SOUTHEAST QUADRANT
040 NM SOUTHWEST QUADRANT
040 NM NORTHWEST QUADRANT
RADIUS OF 050 KT WINDS - 070 NM NORTHEAST QUADRANT
070 NM SOUTHEAST QUADRANT
060 NM SOUTHWEST QUADRANT
060 NM NORTHWEST QUADRANT
RADIUS OF 034 KT WINDS - 140 NM NORTHEAST QUADRANT
OVER WATER
150 NM SOUTHEAST QUADRANT
130 NM SOUTHWEST QUADRANT
120 NM NORTHWEST QUADRANT
OVER WATER
REPEAT POSIT: 21.3N 116.0E
---
FORECASTS:
12 HRS, VALID AT:
171800Z --- 23.3N 116.8E
MAX SUSTAINED WINDS - 080 KT, GUSTS 100 KT
BECOMING EXTRATROPICAL
RADIUS OF 064 KT WINDS - 030 NM NORTHEAST QUADRANT
OVER WATER
030 NM SOUTHEAST QUADRANT
030 NM SOUTHWEST QUADRANT
OVER WATER
030 NM NORTHWEST QUADRANT
OVER WATER
RADIUS OF 050 KT WINDS - 065 NM NORTHEAST QUADRANT
OVER WATER
060 NM SOUTHEAST QUADRANT
060 NM SOUTHWEST QUADRANT
OVER WATER
060 NM NORTHWEST QUADRANT
OVER WATER
RADIUS OF 034 KT WINDS - 140 NM NORTHEAST QUADRANT
OVER WATER
130 NM SOUTHEAST QUADRANT
130 NM SOUTHWEST QUADRANT
OVER WATER
120 NM NORTHWEST QUADRANT
OVER WATER
VECTOR TO 24 HR POSIT: 025 DEG/ 13 KTS
---
24 HRS, VALID AT:
180600Z --- 25.7N 118.1E
MAX SUSTAINED WINDS - 065 KT, GUSTS 080 KT
BECOMING EXTRATROPICAL
VECTOR TO 36 HR POSIT: 035 DEG/ 16 KTS
---
36 HRS, VALID AT:
181800Z --- 28.3N 120.2E
MAX SUSTAINED WINDS - 045 KT, GUSTS 055 KT
EXTRATROPICAL
VECTOR TO 48 HR POSIT: 045 DEG/ 18 KTS
---
EXTENDED OUTLOOK:
48 HRS, VALID AT:
190600Z --- 30.8N 123.2E
MAX SUSTAINED WINDS - 030 KT, GUSTS 040 KT
EXTRATROPICAL
---
REMARKS:
170900Z POSITION NEAR 21.8N 116.2E.
TYPHOON (TY) 02W (CHANCHU), LOCATED APPROXIMATELY 120 NM EAST-
SOUTHEAST OF HONG KONG, HAS TRACKED NORTH-NORTHEASTWARD AT 10
KNOTS OVER THE PAST 06 HOURS. MAXIMUM SIGNIFICANT WAVE HEIGHT AT
170600Z IS 32 FEET. NEXT WARNINGS AT 171500Z, 172100Z, 180300Z
AND 180900Z.//
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