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PWSAT5
HURRICANE TAMMY WIND SPEED PROBABILITIES NUMBER 12
NWS NATIONAL HURRICANE CENTER MIAMI FL AL202023
0900 UTC SAT OCT 21 2023
AT 0900Z THE CENTER OF HURRICANE TAMMY WAS LOCATED NEAR LATITUDE
15.2 NORTH...LONGITUDE 60.4 WEST WITH MAXIMUM SUSTAINED WINDS NEAR
70 KTS...80 MPH...130 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 SAT 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 SAT 18Z SAT 06Z SUN 18Z SUN 06Z MON 06Z TUE 06Z WED
PERIODS TO TO TO TO TO TO TO
18Z SAT 06Z SUN 18Z SUN 06Z MON 06Z TUE 06Z WED 06Z THU
FORECAST HOUR (12) (24) (36) (48) (72) (96) (120)
- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
LOCATION KT
BERMUDA 34 X X( X) X( X) X( X) X( X) 1( 1) 3( 4)
PONCE PR 34 X 4( 4) 3( 7) 2( 9) 4(13) 1(14) X(14)
AGUADILLA PR 34 X 2( 2) 4( 6) 2( 8) 4(12) 1(13) X(13)
SAN JUAN PR 34 X 2( 2) 2( 4) 2( 6) 3( 9) X( 9) 1(10)
VIEQUES PR 34 2 4( 6) 6(12) 5(17) 5(22) 1(23) X(23)
VIEQUES PR 50 X X( X) 1( 1) 1( 2) 1( 3) 1( 4) X( 4)
SAINT THOMAS 34 2 5( 7) 16(23) 5(28) 5(33) 2(35) X(35)
SAINT THOMAS 50 X 1( 1) 3( 4) 2( 6) 1( 7) X( 7) X( 7)
SAINT THOMAS 64 X X( X) 1( 1) 1( 2) X( 2) X( 2) X( 2)
SAINT JOHN 34 2 7( 9) 19(28) 6(34) 5(39) 1(40) X(40)
SAINT JOHN 50 X 1( 1) 4( 5) 3( 8) 1( 9) X( 9) X( 9)
SAINT JOHN 64 X X( X) 1( 1) 1( 2) 1( 3) X( 3) X( 3)
SAINT CROIX 34 2 5( 7) 9(16) 5(21) 3(24) 1(25) X(25)
SAINT CROIX 50 X 1( 1) 1( 2) 1( 3) 1( 4) X( 4) X( 4)
SAINT MAARTEN 34 4 70(74) 11(85) 1(86) 1(87) X(87) X(87)
SAINT MAARTEN 50 1 30(31) 22(53) 1(54) X(54) X(54) X(54)
SAINT MAARTEN 64 X 13(13) 20(33) 1(34) X(34) X(34) X(34)
SABA 34 5 57(62) 7(69) 2(71) 1(72) X(72) X(72)
SABA 50 1 18(19) 9(28) X(28) X(28) X(28) X(28)
SABA 64 X 9( 9) 7(16) 1(17) X(17) X(17) X(17)
ST EUSTATIUS 34 8 64(72) 4(76) 1(77) 1(78) X(78) X(78)
ST EUSTATIUS 50 1 28(29) 5(34) 1(35) X(35) X(35) X(35)
ST EUSTATIUS 64 X 15(15) 6(21) X(21) X(21) X(21) X(21)
ST KITTS-NEVIS 34 21 59(80) 2(82) 1(83) 1(84) X(84) X(84)
ST KITTS-NEVIS 50 2 37(39) 3(42) X(42) X(42) X(42) X(42)
ST KITTS-NEVIS 64 X 23(23) 3(26) X(26) X(26) X(26) X(26)
BARBUDA 34 56 41(97) 1(98) X(98) X(98) X(98) X(98)
BARBUDA 50 5 72(77) 2(79) X(79) X(79) X(79) X(79)
BARBUDA 64 1 36(37) 2(39) X(39) X(39) X(39) X(39)
ANTIGUA 34 72 26(98) X(98) X(98) X(98) X(98) X(98)
ANTIGUA 50 11 63(74) 1(75) X(75) X(75) X(75) X(75)
ANTIGUA 64 1 15(16) X(16) X(16) X(16) X(16) X(16)
GUADELOUPE 34 97 2(99) X(99) X(99) X(99) X(99) X(99)
GUADELOUPE 50 73 7(80) X(80) X(80) X(80) X(80) X(80)
GUADELOUPE 64 48 11(59) X(59) X(59) X(59) X(59) X(59)
AVES 34 3 4( 7) 3(10) 1(11) 1(12) X(12) X(12)
DOMINICA 34 73 2(75) X(75) 1(76) X(76) X(76) X(76)
DOMINICA 50 4 1( 5) X( 5) X( 5) X( 5) X( 5) X( 5)
DOMINICA 64 3 X( 3) X( 3) X( 3) X( 3) X( 3) X( 3)
MARTINIQUE 34 26 2(28) X(28) X(28) X(28) X(28) X(28)
SAINT LUCIA 34 3 3( 6) X( 6) X( 6) X( 6) X( 6) X( 6)
SAINT VINCENT 34 3 1( 4) X( 4) X( 4) X( 4) X( 4) X( 4)
BARBADOS 34 3 1( 4) X( 4) X( 4) X( 4) X( 4) X( 4)
FORECASTER BERG
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