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JTWC06Z判定巔峰已過並降格TS，加速北上轉化
WTPN31 PGTW 260900
MSGID/GENADMIN/JOINT TYPHOON WRNCEN PEARL HARBOR HI//
SUBJ/TROPICAL STORM 06W (CHAMPI) WARNING NR 022//
RMKS/
1. TROPICAL STORM 06W (CHAMPI) WARNING NR 022
DOWNGRADED FROM TYPHOON 06W
01 ACTIVE TROPICAL CYCLONE IN NORTHWESTPAC
MAX SUSTAINED WINDS BASED ON ONE-MINUTE AVERAGE
WIND RADII VALID OVER OPEN WATER ONLY
---
WARNING POSITION:
260600Z --- NEAR 26.0N 140.0E
MOVEMENT PAST SIX HOURS - 015 DEGREES AT 12 KTS
POSITION ACCURATE TO WITHIN 020 NM
POSITION BASED ON CENTER LOCATED BY SATELLITE
PRESENT WIND DISTRIBUTION:
MAX SUSTAINED WINDS - 060 KT, GUSTS 075 KT
WIND RADII VALID OVER OPEN WATER ONLY
RADIUS OF 050 KT WINDS - 030 NM NORTHEAST QUADRANT
035 NM SOUTHEAST QUADRANT
025 NM SOUTHWEST QUADRANT
020 NM NORTHWEST QUADRANT
RADIUS OF 034 KT WINDS - 075 NM NORTHEAST QUADRANT
080 NM SOUTHEAST QUADRANT
065 NM SOUTHWEST QUADRANT
055 NM NORTHWEST QUADRANT
REPEAT POSIT: 26.0N 140.0E
---
FORECASTS:
12 HRS, VALID AT:
261800Z --- 28.8N 141.2E
MAX SUSTAINED WINDS - 055 KT, GUSTS 070 KT
WIND RADII VALID OVER OPEN WATER ONLY
RADIUS OF 050 KT WINDS - 020 NM NORTHEAST QUADRANT
030 NM SOUTHEAST QUADRANT
000 NM SOUTHWEST QUADRANT
000 NM NORTHWEST QUADRANT
RADIUS OF 034 KT WINDS - 070 NM NORTHEAST QUADRANT
080 NM SOUTHEAST QUADRANT
060 NM SOUTHWEST QUADRANT
030 NM NORTHWEST QUADRANT
VECTOR TO 24 HR POSIT: 025 DEG/ 20 KTS
---
24 HRS, VALID AT:
270600Z --- 32.3N 143.2E
MAX SUSTAINED WINDS - 050 KT, GUSTS 065 KT
WIND RADII VALID OVER OPEN WATER ONLY
BECOMING EXTRATROPICAL
RADIUS OF 050 KT WINDS - 020 NM NORTHEAST QUADRANT
030 NM SOUTHEAST QUADRANT
010 NM SOUTHWEST QUADRANT
000 NM NORTHWEST QUADRANT
RADIUS OF 034 KT WINDS - 070 NM NORTHEAST QUADRANT
090 NM SOUTHEAST QUADRANT
060 NM SOUTHWEST QUADRANT
020 NM NORTHWEST QUADRANT
VECTOR TO 36 HR POSIT: 035 DEG/ 25 KTS
---
36 HRS, VALID AT:
271800Z --- 36.5N 146.7E
MAX SUSTAINED WINDS - 045 KT, GUSTS 055 KT
WIND RADII VALID OVER OPEN WATER ONLY
EXTRATROPICAL
RADIUS OF 034 KT WINDS - 070 NM NORTHEAST QUADRANT
110 NM SOUTHEAST QUADRANT
080 NM SOUTHWEST QUADRANT
020 NM NORTHWEST QUADRANT
VECTOR TO 48 HR POSIT: 040 DEG/ 29 KTS
---
EXTENDED OUTLOOK:
48 HRS, VALID AT:
280600Z --- 40.8N 151.7E
MAX SUSTAINED WINDS - 040 KT, GUSTS 050 KT
WIND RADII VALID OVER OPEN WATER ONLY
EXTRATROPICAL
RADIUS OF 034 KT WINDS - 040 NM NORTHEAST QUADRANT
110 NM SOUTHEAST QUADRANT
110 NM SOUTHWEST QUADRANT
020 NM NORTHWEST QUADRANT
---
REMARKS:
260900Z POSITION NEAR 26.7N 140.3E.
26JUN21. TROPICAL STORM 06W (CHAMPI), LOCATED APPROXIMATELY 101 NM
NORTHWEST OF IWO TO, JAPAN, HAS TRACKED NORTH-NORTHEASTWARD AT 12
KNOTS OVER THE PAST SIX HOURS. THIS SYSTEM IS DOWNGRADED FROM A
TYPHOON. MAXIMUM SIGNIFICANT WAVE HEIGHT AT 260600Z IS 22 FEET.
NEXT WARNINGS AT 261500Z, 262100Z, 270300Z AND 270900Z.//
NNNN 
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