Subject: Pacific-NW: 1. Tropical Depression 31w Warning Nr 002

From: SIU Weather Processor <[email-masked]>
Date: Mon, 10 Nov 1997 22:20:40 -0600

332
WTPN31 PGTW 110300
1. TROPICAL DEPRESSION 31W WARNING NR 002
   01 ACTIVE TROPICAL CYCLONE IN NORTHWESTPAC
   MAX SUSTAINED WINDS BASED ON ONE-MINUTE AVERAGE
    ---
   WARNING POSITION:
   110000Z2 --- 11.8N0 138.9E1
     MOVEMENT PAST SIX HOURS - 290 DEGREES AT 08 KTS
     POSITION ACCURATE TO WITHIN 045 NM
     POSITION BASED ON CENTER LOCATED BY SATELLITE
   PRESENT WIND DISTRIBUTION:
   MAX SUSTAINED WINDS - 030 KT, GUSTS 040 KT
   REPEAT POSIT: 11.8N0 138.9E1
    ---

PAGE 03 RUHGSGG9845 UNCLAS
   FORECASTS:
   12 HRS, VALID AT:
   111200Z5 --- 12.4N7 137.4E5
   MAX SUSTAINED WINDS - 035 KT, GUSTS 045 KT
   VECTOR TO 24 HR POSIT: 290 DEG/ 07 KTS
    ---
   24 HRS, VALID AT:
   120000Z3 --- 12.9N2 136.0E0
   MAX SUSTAINED WINDS - 040 KT, GUSTS 050 KT
   RADIUS OF 035 KT WINDS - 035 NM NORTH SEMICIRCLE
                            025 NM ELSEWHERE
   VECTOR TO 36 HR POSIT: 290 DEG/ 07 KTS
    ---
   36 HRS, VALID AT:
   121200Z6 --- 13.4N8 134.7E5
   MAX SUSTAINED WINDS - 045 KT, GUSTS 055 KT
   RADIUS OF 035 KT WINDS - 040 NM NORTH SEMICIRCLE
                            030 NM ELSEWHERE
   VECTOR TO 48 HR POSIT: 280 DEG/ 07 KTS
    ---

PAGE 04 RUHGSGG9845 UNCLAS
   EXTENDED OUTLOOK:
   48 HRS, VALID AT:
   130000Z4 --- 13.7N1 133.2E9
   MAX SUSTAINED WINDS - 055 KT, GUSTS 070 KT
   RADIUS OF 050 KT WINDS - 015 NM
   RADIUS OF 035 KT WINDS - 055 NM NORTH SEMICIRCLE
                            040 NM ELSEWHERE
   VECTOR TO 72 HR POSIT: 280 DEG/ 06 KTS
    ---
   72 HRS, VALID AT:
   140000Z5 --- 14.0N5 130.8E2
   MAX SUSTAINED WINDS - 070 KT, GUSTS 085 KT
   RADIUS OF 050 KT WINDS - 025 NM
   RADIUS OF 035 KT WINDS - 070 NM NORTH SEMICIRCLE
                            060 NM ELSEWHERE
    ---
REMARKS:
110300Z5 POSITION 11.9N1  138.5E7
TROPICAL DEPRESSION 31W HAS TRACKED WEST-NORTHWESTWARD
DURING THE PAST 06 HOURS AND HAS SLOWLY INTENSIFIED AND

PAGE 05 RUHGSGG9845 UNCLAS
BECOME BETTER ORGANIZED. A PARTIALLY EXPOSED LOW-LEVEL
CIRCULATION CENTER IS APPARENT IN VISIBLE SATELLITE
IMAGERY. THE WARNING INTENSITY IS BASED ON A 102330Z9
SATELLITE CURRENT INTENSITY ESTIMATE OF CI2.0 (30 KNOTS).
OUR FORECAST TRACK IS SLIGHTLY MORE POLEWARD OF THE
PREVIOUS TRACK OWING TO THE MORE NORTHWARD INITIAL
POSITION OF TD 31W. MAXIMUM SIGNIFICANT WAVE HEIGHT AT
110000Z2 IS 12 FEET. REFER TO WWPW30 PGFW FOR ADDITIONAL
SEA HEIGHT INFORMATION. NEXT WARNINGS AT 110900Z1 (DTG
110753Z7), 111500Z8 (DTG 111353Z4), 112100Z5 (DTG
111953Z0) AND 120300Z6 (DTG 120153Z2).//
BT
#9845

+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
To unsubscribe from WX-TROPL send e-mail to [email-masked] with
"unsub wx-tropl" in the body of your message.  For help with the
WX-TROPL or WX-TALK discussion groups write to [email-masked] or see
http://www.inlink.com/~landmb/intro.html.  For more information on
tropical weather products, see the NCEP Products Homepage at
http://www.nhc.noaa.gov/nhcprod.html.