• Pacific-NW: Choi-Wan W007

    From Weather Alert@1:2320/105 to All on Mon May 31 09:41:00 2021
    WTPN31 PGTW 310900
    MSGID/GENADMIN/JOINT TYPHOON WRNCEN PEARL HARBOR HI//
    SUBJ/TROPICAL STORM 04W (CHOI-WAN) WARNING NR 007//
    RMKS/
    1. TROPICAL STORM 04W (CHOI-WAN) WARNING NR 007
    01 ACTIVE TROPICAL CYCLONE IN NORTHWESTPAC
    MAX SUSTAINED WINDS BASED ON ONE-MINUTE AVERAGE
    WIND RADII VALID OVER OPEN WATER ONLY
    ---
    WARNING POSITION:
    310600Z --- NEAR 9.0N 129.7E
    MOVEMENT PAST SIX HOURS - 310 DEGREES AT 11 KTS
    POSITION ACCURATE TO WITHIN 060 NM
    POSITION BASED ON CENTER LOCATED BY SATELLITE
    PRESENT WIND DISTRIBUTION:
    MAX SUSTAINED WINDS - 050 KT, GUSTS 065 KT
    WIND RADII VALID OVER OPEN WATER ONLY
    RADIUS OF 050 KT WINDS - 005 NM NORTHEAST QUADRANT
    010 NM SOUTHEAST QUADRANT
    015 NM SOUTHWEST QUADRANT
    010 NM NORTHWEST QUADRANT
    RADIUS OF 034 KT WINDS - 050 NM NORTHEAST QUADRANT
    075 NM SOUTHEAST QUADRANT
    100 NM SOUTHWEST QUADRANT
    085 NM NORTHWEST QUADRANT
    REPEAT POSIT: 9.0N 129.7E
    ---
    FORECASTS:
    12 HRS, VALID AT:
    311800Z --- 10.2N 128.4E
    MAX SUSTAINED WINDS - 055 KT, GUSTS 070 KT
    WIND RADII VALID OVER OPEN WATER ONLY
    RADIUS OF 050 KT WINDS - 010 NM NORTHEAST QUADRANT
    010 NM SOUTHEAST QUADRANT
    010 NM SOUTHWEST QUADRANT
    000 NM NORTHWEST QUADRANT
    RADIUS OF 034 KT WINDS - 060 NM NORTHEAST QUADRANT
    070 NM SOUTHEAST QUADRANT
    080 NM SOUTHWEST QUADRANT
    060 NM NORTHWEST QUADRANT
    VECTOR TO 24 HR POSIT: 310 DEG/ 10 KTS
    ---
    24 HRS, VALID AT:
    010600Z --- 11.4N 126.9E
    MAX SUSTAINED WINDS - 060 KT, GUSTS 075 KT
    WIND RADII VALID OVER OPEN WATER ONLY
    RADIUS OF 050 KT WINDS - 010 NM NORTHEAST QUADRANT
    010 NM SOUTHEAST QUADRANT
    010 NM SOUTHWEST QUADRANT
    010 NM NORTHWEST QUADRANT
    RADIUS OF 034 KT WINDS - 050 NM NORTHEAST QUADRANT
    080 NM SOUTHEAST QUADRANT
    080 NM SOUTHWEST QUADRANT
    070 NM NORTHWEST QUADRANT
    VECTOR TO 36 HR POSIT: 315 DEG/ 10 KTS
    ---
    36 HRS, VALID AT:
    011800Z --- 12.8N 125.4E
    MAX SUSTAINED WINDS - 065 KT, GUSTS 080 KT
    WIND RADII VALID OVER OPEN WATER ONLY
    RADIUS OF 064 KT WINDS - 010 NM NORTHEAST QUADRANT
    010 NM SOUTHEAST QUADRANT
    010 NM SOUTHWEST QUADRANT
    010 NM NORTHWEST QUADRANT
    RADIUS OF 050 KT WINDS - 010 NM NORTHEAST QUADRANT
    010 NM SOUTHEAST QUADRANT
    010 NM SOUTHWEST QUADRANT
    000 NM NORTHWEST QUADRANT
    RADIUS OF 034 KT WINDS - 040 NM NORTHEAST QUADRANT
    070 NM SOUTHEAST QUADRANT
    080 NM SOUTHWEST QUADRANT
    060 NM NORTHWEST QUADRANT
    VECTOR TO 48 HR POSIT: 320 DEG/ 10 KTS
    ---
    EXTENDED OUTLOOK:
    48 HRS, VALID AT:
    020600Z --- 14.3N 124.1E
    MAX SUSTAINED WINDS - 070 KT, GUSTS 085 KT
    WIND RADII VALID OVER OPEN WATER ONLY
    RADIUS OF 064 KT WINDS - 010 NM NORTHEAST QUADRANT
    015 NM SOUTHEAST QUADRANT
    010 NM SOUTHWEST QUADRANT
    010 NM NORTHWEST QUADRANT
    RADIUS OF 050 KT WINDS - 025 NM NORTHEAST QUADRANT
    035 NM SOUTHEAST QUADRANT
    015 NM SOUTHWEST QUADRANT
    020 NM NORTHWEST QUADRANT
    RADIUS OF 034 KT WINDS - 045 NM NORTHEAST QUADRANT
    055 NM SOUTHEAST QUADRANT
    065 NM SOUTHWEST QUADRANT
    070 NM NORTHWEST QUADRANT
    VECTOR TO 72 HR POSIT: 335 DEG/ 07 KTS
    ---
    72 HRS, VALID AT:
    030600Z --- 17.0N 122.9E
    MAX SUSTAINED WINDS - 065 KT, GUSTS 080 KT
    WIND RADII VALID OVER OPEN WATER ONLY
    RADIUS OF 064 KT WINDS - 010 NM NORTHEAST QUADRANT
    015 NM SOUTHEAST QUADRANT
    010 NM SOUTHWEST QUADRANT
    010 NM NORTHWEST QUADRANT
    RADIUS OF 050 KT WINDS - 020 NM NORTHEAST QUADRANT
    030 NM SOUTHEAST QUADRANT
    020 NM SOUTHWEST QUADRANT
    020 NM NORTHWEST QUADRANT
    RADIUS OF 034 KT WINDS - 030 NM NORTHEAST QUADRANT
    040 NM SOUTHEAST QUADRANT
    060 NM SOUTHWEST QUADRANT
    040 NM NORTHWEST QUADRANT
    VECTOR TO 96 HR POSIT: 015 DEG/ 08 KTS
    ---
    LONG RANGE OUTLOOK:
    ---
    96 HRS, VALID AT:
    040600Z --- 20.1N 123.8E
    MAX SUSTAINED WINDS - 055 KT, GUSTS 070 KT
    WIND RADII VALID OVER OPEN WATER ONLY
    BECOMING EXTRATROPICAL
    RADIUS OF 050 KT WINDS - 020 NM NORTHEAST QUADRANT
    030 NM SOUTHEAST QUADRANT
    030 NM SOUTHWEST QUADRANT
    020 NM NORTHWEST QUADRANT
    RADIUS OF 034 KT WINDS - 040 NM NORTHEAST QUADRANT
    080 NM SOUTHEAST QUADRANT
    100 NM SOUTHWEST QUADRANT
    040 NM NORTHWEST QUADRANT
    VECTOR TO 120 HR POSIT: 035 DEG/ 12 KTS
    ---
    120 HRS, VALID AT:
    050600Z --- 24.0N 127.0E
    MAX SUSTAINED WINDS - 040 KT, GUSTS 050 KT
    WIND RADII VALID OVER OPEN WATER ONLY
    EXTRATROPICAL
    RADIUS OF 034 KT WINDS - 050 NM NORTHEAST QUADRANT
    090 NM SOUTHEAST QUADRANT
    090 NM SOUTHWEST QUADRANT
    030 NM NORTHWEST QUADRANT
    ---
    REMARKS:
    310900Z POSITION NEAR 9.3N 129.4E.
    31MAY21. TROPICAL STORM 04W (CHOI-WAN), LOCATED APPROXIMATELY 267
    NM NORTHWEST OF SONSOROL, HAS TRACKED NORTHWESTWARD AT 11 KNOTS
    OVER THE PAST SIX HOURS. MAXIMUM SIGNIFICANT WAVE HEIGHT AT
    310600Z IS 16 FEET. NEXT WARNINGS AT 311500Z, 312100Z, 010300Z
    AND 010900Z.//
    NNNN
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