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PWSAT5
HURRICANE TAMMY WIND SPEED PROBABILITIES NUMBER 16
NWS NATIONAL HURRICANE CENTER MIAMI FL AL202023
0900 UTC SUN OCT 22 2023
AT 0900Z THE CENTER OF HURRICANE TAMMY WAS LOCATED NEAR LATITUDE
18.5 NORTH...LONGITUDE 62.3 WEST WITH MAXIMUM SUSTAINED WINDS NEAR
75 KTS...85 MPH...140 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
06Z SUN 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 SUN 18Z SUN 06Z MON 18Z MON 06Z TUE 06Z WED 06Z THU
PERIODS TO TO TO TO TO TO TO
18Z SUN 06Z MON 18Z MON 06Z TUE 06Z WED 06Z THU 06Z FRI
FORECAST HOUR (12) (24) (36) (48) (72) (96) (120)
- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
LOCATION KT
BERMUDA 34 X X( X) X( X) X( X) X( X) 2( 2) 11(13)
BERMUDA 50 X X( X) X( X) X( X) X( X) X( X) 5( 5)
BERMUDA 64 X X( X) X( X) X( X) X( X) X( X) 1( 1)
PONCE PR 34 2 2( 4) 1( 5) 1( 6) 1( 7) X( 7) X( 7)
AGUADILLA PR 34 1 2( 3) 2( 5) 1( 6) 1( 7) X( 7) X( 7)
SAN JUAN PR 34 1 1( 2) 2( 4) 1( 5) X( 5) X( 5) X( 5)
VIEQUES PR 34 2 3( 5) 3( 8) 1( 9) 1(10) 1(11) X(11)
SAINT THOMAS 34 2 4( 6) 3( 9) 2(11) 2(13) X(13) X(13)
SAINT JOHN 34 2 4( 6) 4(10) 1(11) 2(13) 1(14) X(14)
SAINT CROIX 34 2 3( 5) 3( 8) 1( 9) 1(10) X(10) X(10)
SAINT MAARTEN 34 37 3(40) 2(42) 2(44) 2(46) X(46) X(46)
SAINT MAARTEN 50 2 1( 3) X( 3) X( 3) X( 3) X( 3) X( 3)
SABA 34 6 3( 9) 3(12) 1(13) 1(14) 1(15) X(15)
ST EUSTATIUS 34 6 3( 9) 2(11) 1(12) 1(13) 1(14) X(14)
ST KITTS-NEVIS 34 5 3( 8) 2(10) 1(11) 1(12) 1(13) X(13)
BARBUDA 34 99 X(99) X(99) X(99) X(99) X(99) X(99)
ANTIGUA 34 99 X(99) X(99) X(99) X(99) X(99) X(99)
GUADELOUPE 34 2 2( 4) 1( 5) X( 5) X( 5) X( 5) X( 5)
AVES 34 2 1( 3) X( 3) X( 3) X( 3) X( 3) X( 3)
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