487  
FONT15 KNHC 120233  
PWSAT5  
 
TROPICAL STORM ERIN WIND SPEED PROBABILITIES NUMBER 3  
NWS NATIONAL HURRICANE CENTER MIAMI FL AL052025  
0300 UTC TUE AUG 12 2025  
 
AT 0300Z THE CENTER OF TROPICAL STORM ERIN WAS LOCATED NEAR LATITUDE  
17.6 NORTH...LONGITUDE 32.3 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  
00Z TUE 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 00Z TUE 12Z TUE 00Z WED 12Z WED 00Z THU 00Z FRI 00Z SAT  
PERIODS TO TO TO TO TO TO TO  
12Z TUE 00Z WED 12Z WED 00Z THU 00Z FRI 00Z SAT 00Z SUN  
 
FORECAST HOUR (12) (24) (36) (48) (72) (96) (120)  
- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -  
LOCATION KT  
 
PONCE PR 34 X X( X) X( X) X( X) X( X) X( X) 4( 4)  
 
AGUADILLA PR 34 X X( X) X( X) X( X) X( X) X( X) 4( 4)  
 
SAN JUAN PR 34 X X( X) X( X) X( X) X( X) X( X) 3( 3)  
 
VIEQUES PR 34 X X( X) X( X) X( X) X( X) X( X) 6( 6)  
 
SAINT THOMAS 34 X X( X) X( X) X( X) X( X) X( X) 9( 9)  
 
SAINT JOHN 34 X X( X) X( X) X( X) X( X) 1( 1) 8( 9)  
 
SAINT CROIX 34 X X( X) X( X) X( X) X( X) X( X) 7( 7)  
 
SAINT MAARTEN 34 X X( X) X( X) X( X) X( X) 1( 1) 12(13)  
SAINT MAARTEN 50 X X( X) X( X) X( X) X( X) X( X) 5( 5)  
SAINT MAARTEN 64 X X( X) X( X) X( X) X( X) X( X) 2( 2)  
 
SABA 34 X X( X) X( X) X( X) X( X) 1( 1) 8( 9)  
SABA 50 X X( X) X( X) X( X) X( X) X( X) 3( 3)  
SABA 64 X X( X) X( X) X( X) X( X) X( X) 2( 2)  
 
ST EUSTATIUS 34 X X( X) X( X) X( X) X( X) 1( 1) 8( 9)  
ST EUSTATIUS 50 X X( X) X( X) X( X) X( X) X( X) 3( 3)  
ST EUSTATIUS 64 X X( X) X( X) X( X) X( X) X( X) 1( 1)  
 
ST KITTS-NEVIS 34 X X( X) X( X) X( X) X( X) 2( 2) 7( 9)  
ST KITTS-NEVIS 50 X X( X) X( X) X( X) X( X) X( X) 3( 3)  
ST KITTS-NEVIS 64 X X( X) X( X) X( X) X( X) X( X) 1( 1)  
 
BARBUDA 34 X X( X) X( X) X( X) X( X) 3( 3) 12(15)  
BARBUDA 50 X X( X) X( X) X( X) X( X) 1( 1) 3( 4)  
BARBUDA 64 X X( X) X( X) X( X) X( X) X( X) 2( 2)  
 
ANTIGUA 34 X X( X) X( X) X( X) X( X) 1( 1) 5( 6)  
 
GUADELOUPE 34 X X( X) X( X) X( X) X( X) 2( 2) 5( 7)  
 
AVES 34 X X( X) X( X) X( X) X( X) X( X) 3( 3)  
 
DOMINICA 34 X X( X) X( X) X( X) X( X) 1( 1) 3( 4)  
 

 
FORECASTER HAGEN  
 
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