Tropical Storm HELENE Advisory Thu Sep 13

ZCZC MIAPWSAT3 ALL
TTAA00 KNHC DDHHMM

HURRICANE HELENE WIND SPEED PROBABILITIES NUMBER  23
NWS NATIONAL HURRICANE CENTER MIAMI FL       AL082018
0300 UTC THU SEP 13 2018

AT 0300Z THE CENTER OF HURRICANE HELENE WAS LOCATED NEAR LATITUDE
22.4 NORTH...LONGITUDE 36.9 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
        00Z 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       00Z THU 12Z THU 00Z FRI 12Z FRI 00Z SAT 00Z SUN 00Z MON
PERIODS         TO      TO      TO      TO      TO      TO      TO
             12Z THU 00Z FRI 12Z FRI 00Z SAT 00Z SUN 00Z MON 00Z TUE

FORECAST HOUR    (12)   (24)    (36)    (48)    (72)    (96)   (120)
- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
LOCATION       KT

SANTA CRUZ AZO 34  X   X( X)   X( X)   X( X)  58(58)   3(61)   X(61)
SANTA CRUZ AZO 50  X   X( X)   X( X)   X( X)  23(23)   2(25)   X(25)
SANTA CRUZ AZO 64  X   X( X)   X( X)   X( X)   5( 5)   1( 6)   X( 6)

PONTA DELGADA  34  X   X( X)   X( X)   X( X)   9( 9)   6(15)   X(15)

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FORECASTER ROBERTS
FORECASTER ROBERTS