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      • » Wind speed probabilities

FOPA15 PHFO 270232
PWSCP5

TROPICAL DEPRESSION HILDA WIND SPEED PROBABILITIES NUMBER  19       
NWS CENTRAL PACIFIC HURRICANE CENTER HONOLULU HI   EP112009         
500 pm HST Wed Aug 26 2009
                                                                    
AT 0300Z THE CENTER OF TROPICAL DEPRESSION HILDA WAS LOCATED NEAR   
LATITUDE 12.9 NORTH...LONGITUDE 151.7 WEST WITH MAXIMUM SUSTAINED   
WINDS NEAR 30 KTS...35 MPH.                              
                                                                    
Z INDICATES COORDINATED UNIVERSAL TIME (GREENWICH)                  
   PACIFIC  DAYLIGHT TIME (PDT)...SUBTRACT  7 HOURS FROM Z TIME     
   HAWAIIAN STANDARD TIME (HST)...SUBTRACT 10 HOURS FROM Z TIME     
                                                                    
                                                                    
I.  MAXIMUM WIND SPEED (INTENSITY) PROBABILITY TABLE                
                                                                    
CHANCES THAT THE MAXIMUM SUSTAINED (1-MINUTE AVERAGE) WIND SPEED OF 
THE TROPICAL CYCLONE WILL BE WITHIN ANY OF THE FOLLOWING CATEGORIES 
AT EACH OFFICIAL FORECAST TIME DURING THE NEXT 5 DAYS.              
PROBABILITIES ARE GIVEN IN PERCENT.  X INDICATES PROBABILITIES LESS 
THAN 1 PERCENT.                                                     
                                                                    
                                                                    
      - - - MAXIMUM WIND SPEED (INTENSITY) PROBABILITIES - - -      
                                                                    
VALID TIME   2am Thu 2pm Thu 2am Fri 2pm Fri 2pm Sat 2pm Sun 2pm Mon
FORECAST HOUR   12      24      36      48      72      96     120  
- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
DISSIPATED       3      17      23      NA      NA      NA      NA
TROP DEPRESSION 67      61      51      NA      NA      NA      NA
TROPICAL STORM  31      21      26      NA      NA      NA      NA
HURRICANE        X       X       1      NA      NA      NA      NA
- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
HUR CAT 1        X       X       1      NA      NA      NA      NA
HUR CAT 2        X       X       X      NA      NA      NA      NA
HUR CAT 3        X       X       X      NA      NA      NA      NA
HUR CAT 4        X       X       X      NA      NA      NA      NA
HUR CAT 5        X       X       X      NA      NA      NA      NA
- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
FCST MAX WIND   30KT    25KT    25KT    NA      NA      NA      NA  
                                                                    
                                                                    
II. WIND SPEED PROBABILITY TABLE FOR SPECIFIC LOCATIONS             
                                                                    
CHANCES OF SUSTAINED (1-MINUTE AVERAGE) WIND SPEEDS OF AT LEAST     
   ...34 KT (39 MPH)...                                   
   ...50 KT (58 MPH)...                                   
   ...64 KT (74 MPH)...                                   
FOR LOCATIONS AND TIME PERIODS DURING THE NEXT 5 DAYS               
                                                                    
PROBABILITIES FOR LOCATIONS ARE GIVEN AS IP(CP) WHERE               
    IP  IS THE PROBABILITY OF THE EVENT BEGINNING DURING            
        AN INDIVIDUAL TIME PERIOD (INDIVIDUAL PROBABILITY)          
   (CP) IS THE PROBABILITY OF THE EVENT OCCURRING BETWEEN           
        00Z THU AND THE FORECAST HOUR (CUMULATIVE PROBABILITY)      
                                                                    
PROBABILITIES ARE GIVEN IN PERCENT                                  
X INDICATES PROBABILITIES LESS THAN 1 PERCENT                       
PROBABILITIES FOR 34 KT AND 50 KT ARE SHOWN AT A GIVEN LOCATION WHEN
THE 5-DAY CUMULATIVE PROBABILITY IS AT LEAST 3 PERCENT.             
PROBABILITIES FOR 64 KT ARE SHOWN WHEN THE 5-DAY CUMULATIVE         
PROBABILITY IS AT LEAST 1 PERCENT.                                  
                                                                    
                                                                    
  - - - - WIND SPEED PROBABILITIES FOR SELECTED  LOCATIONS - - - -  
                                                                    
               FROM    FROM    FROM    FROM    FROM    FROM    FROM 
  TIME       2pm Wed 2am Thu 2pm Thu 2am Fri 2pm Fri 2pm Sat 2pm Sun
PERIODS         TO      TO      TO      TO      TO      TO      TO  
             2am Thu 2pm Thu 2am Fri 2pm Fri 2pm Sat 2pm Sun 2pm Mon
                                                                    
FORECAST HOUR    (12)   (24)    (36)    (48)    (72)    (96)   (120)
- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 
LOCATION       KT                                                   
                                                                    
$$                                                                  
FORECASTER TANABE