Tropical Storm Helene Wind Speed Probabilities

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FONT14 KNHC 271436
PWSAT4

TROPICAL STORM HELENE WIND SPEED PROBABILITIES NUMBER  17           
NWS NATIONAL HURRICANE CENTER MIAMI FL       AL092024               
1500 UTC FRI SEP 27 2024                                            

AT 1500Z THE CENTER OF TROPICAL STORM HELENE WAS LOCATED NEAR       
LATITUDE 35.1 NORTH...LONGITUDE 83.8 WEST WITH MAXIMUM SUSTAINED    
WINDS NEAR 40 KTS...45 MPH...75 KM/H.                               

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      

WIND SPEED PROBABILITY TABLE FOR SPECIFIC LOCATIONS                 

CHANCES OF SUSTAINED (1-MINUTE AVERAGE) WIND SPEEDS OF AT LEAST     
   ...34 KT (39 MPH... 63 KM/H)...                                  
   ...50 KT (58 MPH... 93 KM/H)...                                  
   ...64 KT (74 MPH...119 KM/H)...                                  
FOR LOCATIONS AND TIME PERIODS DURING THE NEXT 5 DAYS               

PROBABILITIES FOR LOCATIONS ARE GIVEN AS OP(CP) WHERE               
    OP  IS THE PROBABILITY OF THE EVENT BEGINNING DURING            
        AN INDIVIDUAL TIME PERIOD (ONSET PROBABILITY)               
   (CP) IS THE PROBABILITY OF THE EVENT OCCURRING BETWEEN           
        12Z FRI 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 34...50...64 KT SHOWN WHEN THE 5-DAY              
64-KT CUMULATIVE PROBABILITY IS AT LEAST 1 PERCENT.                 


  - - - - WIND SPEED PROBABILITIES FOR SELECTED LOCATIONS - - - -   

               FROM    FROM    FROM    FROM    FROM    FROM    FROM 
  TIME       12Z FRI 00Z SAT 12Z SAT 00Z SUN 12Z SUN 12Z MON 12Z TUE
PERIODS         TO      TO      TO      TO      TO      TO      TO  
             00Z SAT 12Z SAT 00Z SUN 12Z SUN 12Z MON 12Z TUE 12Z WED

FORECAST HOUR    (12)   (24)    (36)    (48)    (72)    (96)   (120)
- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 
LOCATION       KT                                                   

CHARLOTTE NC   34 99   X(99)   X(99)   X(99)   X(99)   X(99)   X(99)

FLORENCE SC    34 99   X(99)   X(99)   X(99)   X(99)   X(99)   X(99)

COLUMBIA SC    34 99   X(99)   X(99)   X(99)   X(99)   X(99)   X(99)

GEORGETOWN SC  34 99   X(99)   X(99)   X(99)   X(99)   X(99)   X(99)

CHARLESTON SC  34 99   X(99)   X(99)   X(99)   X(99)   X(99)   X(99)

BEAUFORT MCAS  34 99   X(99)   X(99)   X(99)   X(99)   X(99)   X(99)

ATLANTA GA     34 19   X(19)   X(19)   X(19)   X(19)   X(19)   X(19)

AUGUSTA GA     34 99   X(99)   X(99)   X(99)   X(99)   X(99)   X(99)

SAVANNAH GA    34 99   X(99)   X(99)   X(99)   X(99)   X(99)   X(99)

MACON GA       34 28   X(28)   X(28)   X(28)   X(28)   X(28)   X(28)

$$                                                                  
FORECASTER CANGIALOSI