583  
FOPZ12 KNHC 180850  
PWSEP2  
 
TROPICAL STORM NORMA WIND SPEED PROBABILITIES NUMBER 3  
NWS NATIONAL HURRICANE CENTER MIAMI FL EP172023  
0900 UTC WED OCT 18 2023  
 
AT 0900Z THE CENTER OF TROPICAL STORM NORMA WAS LOCATED NEAR  
LATITUDE 14.2 NORTH...LONGITUDE 107.9 WEST WITH MAXIMUM SUSTAINED  
WINDS NEAR 55 KTS...65 MPH...100 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  
06Z WED 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 06Z WED 18Z WED 06Z THU 18Z THU 06Z FRI 06Z SAT 06Z SUN  
PERIODS TO TO TO TO TO TO TO  
18Z WED 06Z THU 18Z THU 06Z FRI 06Z SAT 06Z SUN 06Z MON  
 
FORECAST HOUR (12) (24) (36) (48) (72) (96) (120)  
- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -  
LOCATION KT  
 
P ABREOJOS 34 X X( X) X( X) X( X) X( X) 1( 1) 3( 4)  
 
CABO SAN LUCAS 34 X X( X) X( X) 2( 2) 19(21) 37(58) 15(73)  
CABO SAN LUCAS 50 X X( X) X( X) X( X) 2( 2) 18(20) 9(29)  
CABO SAN LUCAS 64 X X( X) X( X) X( X) 1( 1) 7( 8) 5(13)  
 
SAN JOSE CABO 34 X X( X) X( X) 2( 2) 15(17) 37(54) 14(68)  
SAN JOSE CABO 50 X X( X) X( X) X( X) 1( 1) 16(17) 9(26)  
SAN JOSE CABO 64 X X( X) X( X) X( X) X( X) 6( 6) 5(11)  
 
LA PAZ 34 X X( X) X( X) X( X) 5( 5) 26(31) 17(48)  
LA PAZ 50 X X( X) X( X) X( X) X( X) 5( 5) 8(13)  
LA PAZ 64 X X( X) X( X) X( X) X( X) 1( 1) 2( 3)  
 
LORETO 34 X X( X) X( X) X( X) X( X) 6( 6) 9(15)  
 
GUAYMAS 34 X X( X) X( X) X( X) X( X) 1( 1) 3( 4)  
 
HUATABAMPO 34 X X( X) X( X) X( X) X( X) 1( 1) 3( 4)  
 
LOS MOCHIS 34 X X( X) X( X) X( X) X( X) 3( 3) 6( 9)  
 
CULIACAN 34 X X( X) X( X) X( X) 1( 1) 3( 4) 6(10)  
 
ISLAS MARIAS 34 X X( X) 1( 1) 4( 5) 12(17) 9(26) 9(35)  
ISLAS MARIAS 50 X X( X) X( X) X( X) 1( 1) 2( 3) 3( 6)  
ISLAS MARIAS 64 X X( X) X( X) X( X) X( X) X( X) 2( 2)  
 
MAZATLAN 34 X X( X) X( X) 1( 1) 4( 5) 10(15) 14(29)  
MAZATLAN 50 X X( X) X( X) X( X) X( X) 1( 1) 3( 4)  
MAZATLAN 64 X X( X) X( X) X( X) X( X) X( X) 1( 1)  
 
SAN BLAS 34 X X( X) 1( 1) 2( 3) 5( 8) 5(13) 6(19)  
 
P VALLARTA 34 X X( X) 1( 1) 2( 3) 2( 5) 2( 7) 2( 9)  
 
15N 105W 34 X 2( 2) 2( 4) 2( 6) X( 6) 1( 7) X( 7)  
 
BARRA NAVIDAD 34 X X( X) 2( 2) 2( 4) 2( 6) 1( 7) 1( 8)  
 
MANZANILLO 34 X 1( 1) 1( 2) 3( 5) 3( 8) 1( 9) 2(11)  
 
15N 110W 34 3 5( 8) 5(13) 4(17) 4(21) 1(22) X(22)  
 
20N 110W 34 X 1( 1) 5( 6) 26(32) 52(84) 5(89) 3(92)  
20N 110W 50 X X( X) X( X) 4( 4) 41(45) 9(54) 2(56)  
20N 110W 64 X X( X) X( X) 1( 1) 24(25) 7(32) 1(33)  
 
ISLA SOCORRO 34 X 1( 1) 7( 8) 24(32) 30(62) 4(66) 2(68)  
ISLA SOCORRO 50 X X( X) 1( 1) 2( 3) 16(19) 2(21) 1(22)  
ISLA SOCORRO 64 X X( X) X( X) X( X) 8( 8) 1( 9) 1(10)  
 
ISLA CLARION 34 X X( X) X( X) X( X) 4( 4) 2( 6) 2( 8)  
 
20N 115W 34 X X( X) X( X) X( X) 3( 3) 4( 7) 1( 8)  
 
25N 115W 34 X X( X) X( X) X( X) X( X) 2( 2) 3( 5)  
 

 
FORECASTER BUCCI  
 
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