WTPN31 PGTW 261500    
1. TYPHOON 21W (RUSA) WARNING NR 017    
   01 ACTIVE TROPICAL CYCLONE IN NORTHWESTPAC
   MAX SUSTAINED WINDS BASED ON ONE-MINUTE AVERAGE
    ---
   WARNING POSITION:
   261200Z1 --- NEAR 22.7N1 144.5E4
     MOVEMENT PAST SIX HOURS - 280 DEGREES AT 10 KTS
     POSITION ACCURATE TO WITHIN 025 NM
     POSITION BASED ON EYE FIXED BY SATELLITE
   PRESENT WIND DISTRIBUTION:
   MAX SUSTAINED WINDS - 115 KT, GUSTS 140 KT
   RADIUS OF 100 KT WINDS - 015 NM 
   RADIUS OF 050 KT WINDS - 070 NM NORTHEAST QUADRANT    
                            060 NM SOUTHEAST QUADRANT    
                            060 NM SOUTHWEST QUADRANT    
                            070 NM NORTHWEST QUADRANT    
   RADIUS OF 034 KT WINDS - 140 NM NORTHEAST QUADRANT    
                            120 NM SOUTHEAST QUADRANT    
                            100 NM SOUTHWEST QUADRANT    
                            140 NM NORTHWEST QUADRANT    
   REPEAT POSIT: 22.7N1 144.5E4
    ---
   FORECASTS:
   12 HRS, VALID AT:
   270000Z9 --- 23.3N8 141.9E5
   MAX SUSTAINED WINDS - 125 KT, GUSTS 150 KT
   RADIUS OF 100 KT WINDS - 015 NM 
   RADIUS OF 050 KT WINDS - 080 NM 
   RADIUS OF 034 KT WINDS - 145 NM NORTHEAST QUADRANT    
                            120 NM SOUTHEAST QUADRANT    
                            100 NM SOUTHWEST QUADRANT    
                            145 NM NORTHWEST QUADRANT    
   VECTOR TO 24 HR POSIT: 285 DEG/ 13 KTS
    ---
   24 HRS, VALID AT:
   271200Z2 --- 23.9N4 139.1E4
   MAX SUSTAINED WINDS - 130 KT, GUSTS 160 KT
   RADIUS OF 100 KT WINDS - 020 NM 
   RADIUS OF 050 KT WINDS - 080 NM 
   RADIUS OF 034 KT WINDS - 150 NM NORTHEAST QUADRANT    
                            140 NM SOUTHEAST QUADRANT    
                            140 NM SOUTHWEST QUADRANT    
                            150 NM NORTHWEST QUADRANT    
   VECTOR TO 36 HR POSIT: 280 DEG/ 13 KTS
    ---
   36 HRS, VALID AT:
   280000Z0 --- 24.4N0 136.3E3
   MAX SUSTAINED WINDS - 125 KT, GUSTS 150 KT
   RADIUS OF 100 KT WINDS - 020 NM 
   RADIUS OF 050 KT WINDS - 080 NM 
   RADIUS OF 034 KT WINDS - 145 NM NORTHEAST QUADRANT    
                            120 NM SOUTHEAST QUADRANT    
                            100 NM SOUTHWEST QUADRANT    
                            145 NM NORTHWEST QUADRANT    
   VECTOR TO 48 HR POSIT: 290 DEG/ 13 KTS
    ---
   EXTENDED OUTLOOK:
   48 HRS, VALID AT:
   281200Z3 --- 25.2N9 133.5E2
   MAX SUSTAINED WINDS - 125 KT, GUSTS 150 KT
   RADIUS OF 100 KT WINDS - 020 NM 
   RADIUS OF 050 KT WINDS - 080 NM 
   RADIUS OF 034 KT WINDS - 145 NM NORTHEAST QUADRANT    
                            120 NM SOUTHEAST QUADRANT    
                            100 NM SOUTHWEST QUADRANT    
                            145 NM NORTHWEST QUADRANT    
   VECTOR TO 72 HR POSIT: 290 DEG/ 13 KTS
    ---
   72 HRS, VALID AT:
   291200Z4 --- 26.9N7 128.2E3
   MAX SUSTAINED WINDS - 120 KT, GUSTS 145 KT
   RADIUS OF 100 KT WINDS - 015 NM OVER WATER
   RADIUS OF 050 KT WINDS - 075 NM OVER WATER
   RADIUS OF 034 KT WINDS - 140 NM NORTHEAST QUADRANT    
                                   OVER WATER
                            120 NM SOUTHEAST QUADRANT    
                            100 NM SOUTHWEST QUADRANT    
                                   OVER WATER
                            140 NM NORTHWEST QUADRANT    
    ---
REMARKS:
261500Z4 POSITION NEAR 22.8N2 143.8E6.
TYPHOON (TY) 21W (RUSA), LOCATED APPROXIMATELY 205 NM EAST-SOUTHEAST 
OF IWO JIMA, HAS TRACKED WESTWARD AT 10 KNOTS DURING THE PAST 6 
HOURS. THE WARNING POSITION IS BASED ON 261130Z3 ENHANCED INFRARED 
SATELLITE IMAGERY. THE WARNING INTENSITY IS BASED ON SATELLITE 
CURRENT INTENSITY ESTIMATES OF 102 TO 115 KNOTS. SATELLITE IMAGERY 
REVEALS A 10 NM EYE SURROUNDED BY DEEP CONVECTION. MAXIMUM 
SIGNIFICANT WAVE HEIGHT AT 261200Z1 IS 27 FEET. REFER TO
WWPW31 RJTX FOR ADDITIONAL SEA HEIGHT INFORMATION. NEXT WARNINGS AT 
262100Z1, 270300Z2, 270900Z8 AND 271500Z5.//

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