343  
FOPA11 PHFO 061441  
PWSCP1  
 
POST-TROPICAL CYCLONE WALAKA WIND SPEED PROBABILITIES NUMBER 28  
NWS CENTRAL PACIFIC HURRICANE CENTER HONOLULU HI CP012018  
1500 UTC SAT OCT 06 2018  
 
AT 1500Z THE CENTER OF POST-TROPICAL CYCLONE WALAKA WAS LOCATED NEAR  
LATITUDE 36.2 NORTH...LONGITUDE 163.5 WEST WITH MAXIMUM SUSTAINED  
WINDS NEAR 45 KTS...50 MPH...85 KM/H.  
 
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  
 
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 SAT 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 SAT 00Z SUN 12Z SUN 00Z MON 12Z MON 12Z TUE 12Z WED  
PERIODS TO TO TO TO TO TO TO  
00Z SUN 12Z SUN 00Z MON 12Z MON 12Z TUE 12Z WED 12Z THU  
 
FORECAST HOUR (12) (24) (36) (48) (72) (96) (120)  
- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -  
LOCATION KT  
 
40N 160W 34 76 2(78) X(78) X(78) X(78) X(78) X(78)  
40N 160W 50 2 1( 3) X( 3) X( 3) X( 3) X( 3) X( 3)  
 
35N 165W 34 99 X(99) X(99) X(99) X(99) X(99) X(99)  
 

 
FORECASTER HOUSTON  
 
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