872  
FONT12 KNHC 231437  
PWSAT2  
 
TROPICAL STORM BERTHA WIND SPEED PROBABILITIES NUMBER 17  
NWS NATIONAL HURRICANE CENTER MIAMI FL AL022026  
ISSUED BY THE NWS WEATHER PREDICTION CENTER COLLEGE PARK MD  
1500 UTC THU JUL 23 2026  
 
AT 1500Z THE CENTER OF TROPICAL STORM BERTHA WAS LOCATED NEAR  
LATITUDE 29.6 NORTH...LONGITUDE 93.2 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 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  
 
GFMX 280N 910W 34 22 X(22) X(22) X(22) X(22) X(22) X(22)  
 
MORGAN CITY LA 34 3 X( 3) X( 3) X( 3) X( 3) X( 3) X( 3)  
 
GFMX 280N 930W 34 99 X(99) X(99) X(99) X(99) X(99) X(99)  
 
LAKE CHARLES 34 4 X( 4) X( 4) X( 4) X( 4) X( 4) X( 4)  
 
CAMERON LA 34 58 X(58) X(58) X(58) X(58) X(58) X(58)  
 
KOUNTZE TX 34 5 X( 5) X( 5) X( 5) X( 5) X( 5) X( 5)  
 
PORT ARTHUR TX 34 20 X(20) X(20) X(20) X(20) X(20) X(20)  
 
GALVESTON TX 34 84 1(85) X(85) X(85) X(85) X(85) X(85)  
 
HOUSTON TX 34 34 1(35) X(35) X(35) X(35) X(35) X(35)  
 
SAN ANTONIO TX 34 X 5( 5) X( 5) X( 5) X( 5) X( 5) X( 5)  
 
FREEPORT TX 34 77 X(77) X(77) X(77) X(77) X(77) X(77)  
 
GFMX 280N 950W 34 19 X(19) X(19) X(19) X(19) X(19) X(19)  
 
HIGH ISLAND TX 34 80 X(80) X(80) X(80) X(80) X(80) X(80)  
 
MATAGORDA TX 34 33 5(38) X(38) X(38) X(38) X(38) X(38)  
 
PORT O CONNOR 34 9 8(17) X(17) X(17) X(17) X(17) X(17)  
 
ROCKPORT TX 34 X 4( 4) X( 4) X( 4) X( 4) X( 4) X( 4)  
 

 
FORECASTER CANGIALOSI  
 
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