WTPN31 PGTW 160900    
1. TROPICAL STORM 31W WARNING NR 019    
   01 ACTIVE TROPICAL CYCLONE IN NORTHWESTPAC
   MAX SUSTAINED WINDS BASED ON ONE-MINUTE AVERAGE
    ---
   WARNING POSITION:
   160600Z3 --- NEAR 5.3N8 161.7E5
     MOVEMENT PAST SIX HOURS - 270 DEGREES AT 02 KTS
     POSITION ACCURATE TO WITHIN 060 NM
     POSITION BASED ON CENTER LOCATED BY A COMBINATION OF 
     SATELLITE AND SYNOPTIC DATA
   PRESENT WIND DISTRIBUTION:
   MAX SUSTAINED WINDS - 035 KT, GUSTS 045 KT
   REPEAT POSIT: 5.3N8 161.7E5
    ---
   FORECASTS:
   12 HRS, VALID AT:
   161800Z6 --- 5.4N9 161.2E0
   MAX SUSTAINED WINDS - 035 KT, GUSTS 045 KT
   VECTOR TO 24 HR POSIT: 280 DEG/ 03 KTS
    ---
   24 HRS, VALID AT:
   170600Z4 --- 5.5N0 160.6E3
   MAX SUSTAINED WINDS - 035 KT, GUSTS 045 KT
   VECTOR TO 36 HR POSIT: 270 DEG/ 04 KTS
    ---
   36 HRS, VALID AT:
   171800Z7 --- 5.5N0 159.7E2
   MAX SUSTAINED WINDS - 040 KT, GUSTS 050 KT
   RADIUS OF 035 KT WINDS - 045 NM NORTHEAST QUADRANT    
                            030 NM SOUTHEAST QUADRANT    
                            030 NM SOUTHWEST QUADRANT    
                            045 NM NORTHWEST QUADRANT    
   VECTOR TO 48 HR POSIT: 270 DEG/ 05 KTS
    ---
   EXTENDED OUTLOOK:
   48 HRS, VALID AT:
   180600Z5 --- 5.5N0 158.7E1
   MAX SUSTAINED WINDS - 045 KT, GUSTS 055 KT
   RADIUS OF 035 KT WINDS - 055 NM NORTHEAST QUADRANT    
                            045 NM SOUTHEAST QUADRANT    
                            045 NM SOUTHWEST QUADRANT    
                            055 NM NORTHWEST QUADRANT    
   VECTOR TO 72 HR POSIT: 280 DEG/ 05 KTS
    ---
   72 HRS, VALID AT:
   190600Z6 --- 5.8N3 156.9E1
   MAX SUSTAINED WINDS - 045 KT, GUSTS 055 KT
   RADIUS OF 035 KT WINDS - 055 NM NORTHEAST QUADRANT    
                            045 NM SOUTHEAST QUADRANT    
                            045 NM SOUTHWEST QUADRANT    
                            055 NM NORTHWEST QUADRANT    
    ---
REMARKS:
160900Z6 POSITION NEAR 5.3N8 161.6E4
TROPICAL STORM (TS) 31W, LOCATED APPROXIMATELY 77 NM WEST OF THE 
ISLAND OF KOSRAE, HAS DRIFTED WESTWARD AT 02 KNOTS OVER THE PAST 6 
HOURS. THE WARNING POSITION IS BASED ON 160530Z5 MULTI-SPECTRAL 
SATELLITE IMAGERY, RECENT MICROWAVE SATELLITE IMAGERY, AND 
SYNOPTIC DATA. THE WARNING INTENSITY IS BASED ON SATELLITE CURRENT 
INTENSITY ESTIMATES OF 35 AND 45 KNOTS. MAXIMUM SIGNIFICANT WAVE 
HEIGHT AT 160600Z3 IS 15 FEET. REFER TO WWPW30 RJTX FOR ADDITIONAL 
SEA HEIGHT INFORMATION. NEXT WARNINGS AT 161500Z3, 162100Z0, 
170300Z1 AND 170900Z7.//



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