568  
FONT12 KNHC 122028  
PWSAT2  
TROPICAL DEPRESSION OLGA WIND SPEED PROBABILITIES NUMBER 8  
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL AL172007  
2100 UTC WED DEC 12 2007  
 
AT 2100Z THE CENTER OF TROPICAL DEPRESSION OLGA WAS LOCATED NEAR  
LATITUDE 18.9 NORTH...LONGITUDE 76.9 WEST WITH MAXIMUM SUSTAINED  
WINDS NEAR 30 KTS...35 MPH...55 KM/HR.  
 
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  
18Z WED AND THE FORECAST HOUR (CUMULATIVE PROBABILITY)  
 
PROBABILITIES ARE GIVEN IN PERCENT  
X INDICATES PROBABILITIES LESS THAN 0.5 PERCENT  
LOCATIONS SHOWN WHEN THEIR TOTAL CUMULATED 5-DAY  
PROBABILITY IS AT LEAST 2.5 PERCENT  
 
Z INDICATES COORDINATED UNIVERSAL TIME (GREENWICH)  
ATLANTIC STANDARD TIME (AST)...SUBTRACT 4 HOURS FROM Z TIME  
EASTERN STANDARD TIME (EST)...SUBTRACT 5 HOURS FROM Z TIME  
CENTRAL STANDARD TIME (CST)...SUBTRACT 6 HOURS FROM Z TIME  
 
 
- - - - WIND SPEED PROBABILITIES FOR SELECTED LOCATIONS - - - -  
 
FROM FROM FROM FROM FROM FROM FROM  
TIME 18Z WED 06Z THU 18Z THU 06Z FRI 18Z FRI 18Z SAT 18Z SUN  
PERIODS TO TO TO TO TO TO TO  
06Z THU 18Z THU 06Z FRI 18Z FRI 18Z SAT 18Z SUN 18Z MON  
 
FORECAST HOUR (12) (24) (36) (48) (72) (96) (120)  
- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -  
LOCATION KT  
 
COZUMEL MX 34 X X( X) 1( 1) 1( 2) 3( 5) X( 5) X( 5)  
 
CP SAN ANTONIO 34 X X( X) 1( 1) 2( 3) 3( 6) X( 6) X( 6)  
 
ISLE OF PINES 34 X 1( 1) 1( 2) 1( 3) X( 3) X( 3) X( 3)  
 
GRAND CAYMAN 34 X 4( 4) X( 4) 1( 5) X( 5) X( 5) X( 5)  
 
 
- - - - WIND SPEED PROBABILITIES FOR FORECAST POSITIONS - - - -  
 
FROM FROM FROM FROM FROM FROM FROM  
TIME 18Z WED 06Z THU 18Z THU 06Z FRI 18Z FRI 18Z SAT 18Z SUN  
PERIODS TO TO TO TO TO TO TO  
06Z THU 18Z THU 06Z FRI 18Z FRI 18Z SAT 18Z SUN 18Z MON  
 
FORECAST HOUR (12) (24) (36) (48) (72) (96) (120)  
- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -  
HR POSITIONS KT  
 
12 191N 798W 34 4 1( 5) X( 5) X( 5) X( 5) X( 5) X( 5)  
12 191N 798W 50 X X( X) X( X) X( X) X( X) X( X) X( X)  
12 191N 798W 64 X X( X) X( X) X( X) X( X) X( X) X( X)  
 
24 194N 823W 34 X 3( 3) 1( 4) 1( 5) X( 5) X( 5) X( 5)  
24 194N 823W 50 X X( X) X( X) X( X) X( X) X( X) X( X)  
24 194N 823W 64 X X( X) X( X) X( X) X( X) X( X) X( X)  
 
36 199N 840W 34 X 1( 1) 3( 4) 2( 6) 1( 7) X( 7) X( 7)  
36 199N 840W 50 X X( X) 1( 1) X( 1) X( 1) X( 1) X( 1)  
36 199N 840W 64 X X( X) X( X) X( X) X( X) X( X) X( X)  
 
48 204N 855W 34 X X( X) 2( 2) 2( 4) 2( 6) X( 6) X( 6)  
48 204N 855W 50 X X( X) X( X) 1( 1) X( 1) X( 1) X( 1)  
48 204N 855W 64 X X( X) X( X) X( X) X( X) X( X) X( X)  
 
 
72 220N 870W 34 X X( X) 1( 1) 1( 2) 4( 6) X( 6) X( 6)  
72 220N 870W 50 X X( X) X( X) X( X) 1( 1) X( 1) X( 1)  
72 220N 870W 64 X X( X) X( X) X( X) X( X) X( X) X( X)  
 
- - - - FORECAST INTENSITIES - - - -  
FCST MAX WIND 25 20 20 20 20 0 0  
FORECAST HOUR (12) (24) (36) (48) (72) (96) (120)  
 
 

 
FORECASTER FRANKLIN  
 
 
 
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