974  
FONT13 KNHC 251437  
PWSAT3  
 
TROPICAL STORM HUMBERTO WIND SPEED PROBABILITIES NUMBER 4  
NWS NATIONAL HURRICANE CENTER MIAMI FL AL082025  
1500 UTC THU SEP 25 2025  
 
AT 1500Z THE CENTER OF TROPICAL STORM HUMBERTO WAS LOCATED NEAR  
LATITUDE 21.4 NORTH...LONGITUDE 56.8 WEST WITH MAXIMUM SUSTAINED  
WINDS NEAR 45 KTS...50 MPH...85 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 THU 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 THU 00Z FRI 12Z FRI 00Z SAT 12Z SAT 12Z SUN 12Z MON  
PERIODS TO TO TO TO TO TO TO  
00Z FRI 12Z FRI 00Z SAT 12Z SAT 12Z SUN 12Z MON 12Z TUE  
 
FORECAST HOUR (12) (24) (36) (48) (72) (96) (120)  
- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -  
LOCATION KT  
 
CAPE HENLOPEN 34 X X( X) X( X) X( X) X( X) X( X) 3( 3)  
 
OCEAN CITY MD 34 X X( X) X( X) X( X) X( X) X( X) 3( 3)  
 
WALLOPS CDA 34 X X( X) X( X) X( X) X( X) X( X) 4( 4)  
 
OCEANA NAS VA 34 X X( X) X( X) X( X) X( X) X( X) 4( 4)  
 
CAPE HATTERAS 34 X X( X) X( X) X( X) X( X) X( X) 7( 7)  
 
MOREHEAD CITY 34 X X( X) X( X) X( X) X( X) X( X) 4( 4)  
 
SURF CITY NC 34 X X( X) X( X) X( X) X( X) X( X) 3( 3)  
 
BALD HEAD ISL 34 X X( X) X( X) X( X) X( X) X( X) 3( 3)  
 
BERMUDA 34 X X( X) X( X) X( X) X( X) 4( 4) 10(14)  
 
SAN SALVADOR 34 X X( X) X( X) X( X) X( X) 2( 2) 1( 3)  
 
MAYAGUANA 34 X X( X) X( X) X( X) X( X) 2( 2) 1( 3)  
 
GRAND TURK 34 X X( X) X( X) X( X) X( X) 3( 3) 1( 4)  
 
SAINT THOMAS 34 X X( X) X( X) X( X) 2( 2) 1( 3) X( 3)  
 
SAINT JOHN 34 X X( X) X( X) X( X) 3( 3) X( 3) X( 3)  
 
SAINT MAARTEN 34 X X( X) X( X) 2( 2) 2( 4) X( 4) X( 4)  
 
BARBUDA 34 X X( X) 1( 1) 1( 2) 1( 3) X( 3) 1( 4)  
 

 
FORECASTER CANGIALOSI  
 
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