Tropical Storm ISAAC Advisory Thu Sep 13

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TROPICAL STORM ISAAC WIND SPEED PROBABILITIES NUMBER  19
NWS NATIONAL HURRICANE CENTER MIAMI FL       AL092018
0900 UTC WED SEP 12 2018

AT 0900Z THE CENTER OF TROPICAL STORM ISAAC WAS LOCATED NEAR
LATITUDE 14.5 NORTH...LONGITUDE 53.5 WEST WITH MAXIMUM SUSTAINED
WINDS NEAR 50 KTS...60 MPH...95 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 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

PT GALLINAS    34  X   X( X)   X( X)   X( X)   2( 2)   2( 4)   X( 4)

PORT-AU-PRINCE 34  X   X( X)   X( X)   X( X)   2( 2)   3( 5)   X( 5)

CAPE BEATA     34  X   X( X)   X( X)   X( X)   7( 7)   3(10)   X(10)

PONCE PR       34  X   X( X)   X( X)   1( 1)   2( 3)   X( 3)   X( 3)

VIEQUES PR     34  X   X( X)   1( 1)   4( 5)   2( 7)   X( 7)   X( 7)

SAINT THOMAS   34  X   X( X)   2( 2)   2( 4)   2( 6)   X( 6)   X( 6)

SAINT CROIX    34  X   X( X)   2( 2)   5( 7)   2( 9)   X( 9)   X( 9)

SAINT MAARTEN  34  X   X( X)   4( 4)   3( 7)   X( 7)   X( 7)   X( 7)

ST KITTS-NEVIS 34  X   1( 1)   7( 8)   6(14)   X(14)   X(14)   X(14)

BARBUDA        34  X   2( 2)   7( 9)   2(11)   X(11)   X(11)   X(11)

ANTIGUA        34  X   2( 2)  13(15)   3(18)   X(18)   X(18)   X(18)

GUADELOUPE     34  X   4( 4)  30(34)   4(38)   X(38)   X(38)   X(38)
GUADELOUPE     50  X   X( X)   3( 3)   1( 4)   X( 4)   X( 4)   X( 4)

AVES           34  X   X( X)   9( 9)  31(40)   1(41)   X(41)   X(41)
AVES           50  X   X( X)   1( 1)   5( 6)   1( 7)   X( 7)   X( 7)

DOMINICA       34  X   3( 3)  43(46)   5(51)   X(51)   X(51)   X(51)
DOMINICA       50  X   X( X)  10(10)   1(11)   X(11)   X(11)   X(11)
DOMINICA       64  X   X( X)   1( 1)   X( 1)   X( 1)   X( 1)   X( 1)

MARTINIQUE     34  X   3( 3)  27(30)   2(32)   X(32)   X(32)   X(32)
MARTINIQUE     50  X   X( X)   6( 6)   X( 6)   X( 6)   X( 6)   X( 6)

SAINT LUCIA    34  X   1( 1)   7( 8)   1( 9)   X( 9)   X( 9)   X( 9)

$$
FORECASTER CANGIALOSI
FORECASTER CANGIALOSI