JTWC 熱帯低気圧21Wを解析 Warning発行｜2022年10月12日15時00分UTC

グアム島の東北東約800km付近で熱帯低気圧21Wを解析｜Tropical Depression 21W Warning Issued at 12/1500Z

JTWC（Joint Typhoon Warning Center）は、2022年10月12日15時00分（UTC）、日本時間（JST）同10月13日00時00分、監視中だった低圧部99Wが発達、熱帯低気圧21Wを解析し、Warningを発行しました。

位置：15.2N 151.3（グアム島の東北東約800km付近）

※同時点で、熱帯低気圧に発達した99W以外に、90W・97W・98Wの3つの低圧部が存在しています。

TWC 南シナ海から北マリアナ諸島にかけて4つの低圧部を解析｜2022年10月12日04時00分発行

TC Warning Graphic

TC Warning Text

WTPN31 PGTW 121500
MSGID/GENADMIN/JOINT TYPHOON WRNCEN PEARL HARBOR HI//
SUBJ/TROPICAL DEPRESSION 21W (TWENTYONE) WARNING NR 001//
REF/A/MSG/JOINT TYPHOON WRNCEN PEARL HARBOR HI/120721OCT2022//
AMPN/REF A IS A TROPICAL CYCLONE FORMATION ALERT.//
RMKS/
1. TROPICAL DEPRESSION 21W (TWENTYONE) WARNING NR 001    
   01 ACTIVE TROPICAL CYCLONE IN NORTHWESTPAC
   MAX SUSTAINED WINDS BASED ON ONE-MINUTE AVERAGE
   WIND RADII VALID OVER OPEN WATER ONLY
    ---
   WARNING POSITION:
   121200Z --- NEAR 15.2N 151.3E
     MOVEMENT PAST SIX HOURS - 155 DEGREES AT 04 KTS
     POSITION ACCURATE TO WITHIN 060 NM
     POSITION BASED ON CENTER LOCATED BY SATELLITE
   PRESENT WIND DISTRIBUTION:
   MAX SUSTAINED WINDS - 025 KT, GUSTS 035 KT
   WIND RADII VALID OVER OPEN WATER ONLY
   REPEAT POSIT: 15.2N 151.3E
    ---
   FORECASTS:
   12 HRS, VALID AT:
   130000Z --- 15.0N 152.1E
   MAX SUSTAINED WINDS - 025 KT, GUSTS 035 KT
   WIND RADII VALID OVER OPEN WATER ONLY
   VECTOR TO 24 HR POSIT: 045 DEG/ 11 KTS
    ---
   24 HRS, VALID AT:
   131200Z --- 16.5N 153.8E
   MAX SUSTAINED WINDS - 030 KT, GUSTS 040 KT
   WIND RADII VALID OVER OPEN WATER ONLY
   VECTOR TO 36 HR POSIT: 015 DEG/ 20 KTS
    ---
   36 HRS, VALID AT:
   140000Z --- 20.4N 155.0E
   MAX SUSTAINED WINDS - 040 KT, GUSTS 050 KT
   WIND RADII VALID OVER OPEN WATER ONLY
   RADIUS OF 034 KT WINDS - 130 NM NORTHEAST QUADRANT
                            160 NM SOUTHEAST QUADRANT
                            010 NM SOUTHWEST QUADRANT
                            100 NM NORTHWEST QUADRANT
   VECTOR TO 48 HR POSIT: 360 DEG/ 20 KTS
    ---
   EXTENDED OUTLOOK:
   48 HRS, VALID AT:
   141200Z --- 24.4N 155.0E
   MAX SUSTAINED WINDS - 045 KT, GUSTS 055 KT
   WIND RADII VALID OVER OPEN WATER ONLY
   RADIUS OF 034 KT WINDS - 130 NM NORTHEAST QUADRANT
                            160 NM SOUTHEAST QUADRANT
                            010 NM SOUTHWEST QUADRANT
                            100 NM NORTHWEST QUADRANT
   VECTOR TO 72 HR POSIT: 000 DEG/ 10 KTS
    ---
   72 HRS, VALID AT:
   151200Z --- 28.5N 155.1E
   MAX SUSTAINED WINDS - 045 KT, GUSTS 055 KT
   WIND RADII VALID OVER OPEN WATER ONLY
   RADIUS OF 034 KT WINDS - 100 NM NORTHEAST QUADRANT
                            140 NM SOUTHEAST QUADRANT
                            120 NM SOUTHWEST QUADRANT
                            010 NM NORTHWEST QUADRANT
   VECTOR TO 96 HR POSIT: 065 DEG/ 09 KTS
    ---
   LONG RANGE OUTLOOK:
    ---
   96 HRS, VALID AT:
   161200Z --- 30.0N 158.6E
   MAX SUSTAINED WINDS - 040 KT, GUSTS 050 KT
   WIND RADII VALID OVER OPEN WATER ONLY
   BECOMING EXTRATROPICAL
   RADIUS OF 034 KT WINDS - 070 NM NORTHEAST QUADRANT
                            120 NM SOUTHEAST QUADRANT
                            120 NM SOUTHWEST QUADRANT
                            000 NM NORTHWEST QUADRANT
   VECTOR TO 120 HR POSIT: 080 DEG/ 08 KTS
    ---
   120 HRS, VALID AT:
   171200Z --- 30.4N 162.1E
   MAX SUSTAINED WINDS - 035 KT, GUSTS 045 KT
   WIND RADII VALID OVER OPEN WATER ONLY
   EXTRATROPICAL
   RADIUS OF 034 KT WINDS - 090 NM NORTHEAST QUADRANT
                            090 NM SOUTHEAST QUADRANT
                            070 NM SOUTHWEST QUADRANT
                            120 NM NORTHWEST QUADRANT
    ---
REMARKS:
121500Z POSITION NEAR 15.2N 151.5E.
12OCT22. TROPICAL DEPRESSION 21W (TWENTYONE), LOCATED
APPROXIMATELY 318 NM EAST OF SAIPAN, HAS TRACKED SOUTH-
SOUTHEASTWARD AT 04 KNOTS OVER THE PAST SIX HOURS.
MAXIMUM SIGNIFICANT WAVE HEIGHT AT 121200Z IS 10 FEET. NEXT
WARNINGS AT 122100Z, 130300Z, 130900Z AND 131500Z.
2. THIS CANCELS AND SUPERSEDES REF A (WTPN22 PGTW 120730).//

参考：進路予想｜International Hurricane / Cyclone / Typhoon Tracking forecast Map

10月13日01時00分（JST）時点

reference：cyclocane is a CYCLOne and hurriCANE tracker by hayley