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Hurricane IGOR


ZCZC MIAPWSAT1 ALL                                                  
TTAA00 KNHC DDHHMM                                                  
HURRICANE IGOR SPECIAL WIND SPEED PROBABILITIES NUMBER  18          
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL   AL112010               
1830 UTC SUN SEP 12 2010                                            
                                                                    
AT 1830Z THE CENTER OF HURRICANE IGOR WAS LOCATED NEAR LATITUDE 17.7
NORTH...LONGITUDE 46.1 WEST WITH MAXIMUM SUSTAINED WINDS NEAR 115   
KTS...135 MPH...215 KM/HR.                                          
                                                                    
Z INDICATES COORDINATED UNIVERSAL TIME (GREENWICH)                  
   ATLANTIC STANDARD TIME (AST)...SUBTRACT 4 HOURS FROM Z TIME      
   EASTERN  DAYLIGHT TIME (EDT)...SUBTRACT 4 HOURS FROM Z TIME      
   CENTRAL  DAYLIGHT TIME (CDT)...SUBTRACT 5 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   00Z MON 12Z MON 00Z TUE 12Z TUE 12Z WED 12Z THU 12Z FRI
FORECAST HOUR   12      24      36      48      72      96     120  
- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
DISSIPATED       X       X       X       X       X       X       X
TROP DEPRESSION  X       X       X       X       X       1       1
TROPICAL STORM   X       X       X       1       2       4      11
HURRICANE       99      99      99      99      98      95      88
- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
HUR CAT 1        X       1       2       3       8      16      24
HUR CAT 2        1       4       7       9      17      21      23
HUR CAT 3       12      35      36      33      36      35      26
HUR CAT 4       80      52      46      40      28      20      14
HUR CAT 5        7       8       8      14       9       4       2
- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
FCST MAX WIND  125KT   125KT   125KT   130KT   130KT   125KT   125KT
                                                                    
                                                                    
II. WIND SPEED PROBABILITY TABLE FOR SPECIFIC LOCATIONS             
                                                                    
CHANCES OF SUSTAINED (1-MINUTE AVERAGE) WIND SPEEDS OF AT LEAST     
   ...34 KT (39 MPH... 63 KPH)...                                   
   ...50 KT (58 MPH... 93 KPH)...                                   
   ...64 KT (74 MPH...119 KPH)...                                   
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           
        12Z SUN 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       12Z SUN 00Z MON 12Z MON 00Z TUE 12Z TUE 12Z WED 12Z THU
PERIODS         TO      TO      TO      TO      TO      TO      TO  
             00Z MON 12Z MON 00Z TUE 12Z TUE 12Z WED 12Z THU 12Z FRI
                                                                    
FORECAST HOUR    (12)   (24)    (36)    (48)    (72)    (96)   (120)
- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 
LOCATION       KT                                                   
                                                                    
BERMUDA        34  X   X( X)   X( X)   X( X)   X( X)   X( X)   3( 3)
 
SAN JUAN       34  X   X( X)   X( X)   X( X)   X( X)   1( 1)   2( 3)
 
SAINT THOMAS   34  X   X( X)   X( X)   X( X)   X( X)   2( 2)   2( 4)
 
SAINT CROIX    34  X   X( X)   X( X)   X( X)   X( X)   1( 1)   2( 3)
 
SAINT MAARTEN  34  X   X( X)   X( X)   X( X)   1( 1)   4( 5)   2( 7)
 
ST KITTS-NEVIS 34  X   X( X)   X( X)   X( X)   1( 1)   3( 4)   1( 5)
 
BARBUDA        34  X   X( X)   X( X)   X( X)   1( 1)   5( 6)   2( 8)
 
ANTIGUA        34  X   X( X)   X( X)   X( X)   1( 1)   4( 5)   1( 6)
 
GUADELOUPE     34  X   X( X)   X( X)   X( X)   1( 1)   2( 3)   X( 3)
 
$$                                                                  
FORECASTER ROBERTS/BRENNAN                                                  
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