Hurricane BILL
ZCZC MIAPWSAT3 ALL
TTAA00 KNHC DDHHMM
HURRICANE BILL WIND SPEED PROBABILITIES NUMBER 9
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL AL032009
1500 UTC MON AUG 17 2009
AT 1500Z THE CENTER OF HURRICANE BILL WAS LOCATED NEAR LATITUDE 14.1
NORTH...LONGITUDE 45.2 WEST WITH MAXIMUM SUSTAINED WINDS NEAR 80 KTS
...90 MPH...150 KM/HR.
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
I. MAXIMUM WIND SPEED (INTENSITY) PROBABILITY TABLE
CHANCES THAT THE MAXIMUM SUSTAINED (1-MINUTE AVERAGE) WIND SPEED OF
THE TROPICAL CYCLONE WILL BE WITHIN ANY OF THE FOLLOWING CATEGORIES
AT EACH OFFICIAL FORECAST TIME DURING THE NEXT 5 DAYS.
PROBABILITIES ARE GIVEN IN PERCENT. X INDICATES PROBABILITIES LESS
THAN 1 PERCENT.
- - - MAXIMUM WIND SPEED (INTENSITY) PROBABILITIES - - -
VALID TIME 00Z TUE 12Z TUE 00Z WED 12Z WED 12Z THU 12Z FRI 12Z SAT
FORECAST HOUR 12 24 36 48 72 96 120
- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
DISSIPATED X X X X X X 1
TROP DEPRESSION X X X X X 1 3
TROPICAL STORM 1 2 3 3 5 6 15
HURRICANE 99 98 97 97 95 93 81
- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
HUR CAT 1 20 20 17 16 17 20 27
HUR CAT 2 61 42 32 27 22 21 21
HUR CAT 3 17 31 37 35 34 31 20
HUR CAT 4 1 5 10 16 18 18 11
HUR CAT 5 1 1 2 3 4 3 2
- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
FCST MAX WIND 90KT 95KT 100KT 105KT 110KT 110KT 105KT
II. WIND SPEED PROBABILITY TABLE FOR SPECIFIC LOCATIONS
CHANCES OF SUSTAINED (1-MINUTE AVERAGE) WIND SPEEDS OF AT LEAST
...34 KT (39 MPH... 63 KPH)...
...50 KT (58 MPH... 93 KPH)...
...64 KT (74 MPH...119 KPH)...
FOR LOCATIONS AND TIME PERIODS DURING THE NEXT 5 DAYS
PROBABILITIES FOR LOCATIONS ARE GIVEN AS IP(CP) WHERE
IP IS THE PROBABILITY OF THE EVENT BEGINNING DURING
AN INDIVIDUAL TIME PERIOD (INDIVIDUAL PROBABILITY)
(CP) IS THE PROBABILITY OF THE EVENT OCCURRING BETWEEN
12Z MON 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 64 KT ARE SHOWN WHEN THE 5-DAY CUMULATIVE
PROBABILITY IS AT LEAST 1 PERCENT.
- - - - WIND SPEED PROBABILITIES FOR SELECTED LOCATIONS - - - -
FROM FROM FROM FROM FROM FROM FROM
TIME 12Z MON 00Z TUE 12Z TUE 00Z WED 12Z WED 12Z THU 12Z FRI
PERIODS TO TO TO TO TO TO TO
00Z TUE 12Z TUE 00Z WED 12Z WED 12Z THU 12Z FRI 12Z SAT
FORECAST HOUR (12) (24) (36) (48) (72) (96) (120)
- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
LOCATION KT
YARMOUTH NS 34 X X( X) X( X) X( X) X( X) X( X) 3( 3)
CONCORD NH 34 X X( X) X( X) X( X) X( X) X( X) 3( 3)
BOSTON MA 34 X X( X) X( X) X( X) X( X) X( X) 4( 4)
HYANNIS MA 34 X X( X) X( X) X( X) X( X) X( X) 5( 5)
NANTUCKET MA 34 X X( X) X( X) X( X) X( X) X( X) 5( 5)
NANTUCKET MA 64 X X( X) X( X) X( X) X( X) X( X) 1( 1)
PROVIDENCE RI 34 X X( X) X( X) X( X) X( X) X( X) 4( 4)
HARTFORD CT 34 X X( X) X( X) X( X) X( X) X( X) 4( 4)
MONTAUK POINT 34 X X( X) X( X) X( X) X( X) X( X) 5( 5)
MONTAUK POINT 64 X X( X) X( X) X( X) X( X) X( X) 1( 1)
NEW YORK CITY 34 X X( X) X( X) X( X) X( X) X( X) 3( 3)
NEWARK NJ 34 X X( X) X( X) X( X) X( X) X( X) 3( 3)
ATLANTIC CITY 34 X X( X) X( X) X( X) X( X) X( X) 3( 3)
OCEAN CITY MD 34 X X( X) X( X) X( X) X( X) X( X) 3( 3)
NORFOLK VA 34 X X( X) X( X) X( X) X( X) X( X) 3( 3)
CAPE HATTERAS 34 X X( X) X( X) X( X) X( X) X( X) 4( 4)
MOREHEAD CITY 34 X X( X) X( X) X( X) X( X) X( X) 3( 3)
BERMUDA 34 X X( X) X( X) X( X) X( X) 10(10) 22(32)
BERMUDA 50 X X( X) X( X) X( X) X( X) 3( 3) 12(15)
BERMUDA 64 X X( X) X( X) X( X) X( X) 1( 1) 7( 8)
GRAND TURK 34 X X( X) X( X) X( X) X( X) 2( 2) 1( 3)
PONCE 34 X X( X) X( X) X( X) 1( 1) 2( 3) 1( 4)
SAN JUAN 34 X X( X) X( X) X( X) 1( 1) 3( 4) 1( 5)
SAINT THOMAS 34 X X( X) X( X) X( X) 2( 2) 4( 6) 1( 7)
SAINT THOMAS 64 X X( X) X( X) X( X) X( X) 1( 1) X( 1)
SAINT CROIX 34 X X( X) X( X) X( X) 3( 3) 2( 5) 1( 6)
SAINT MAARTEN 34 X X( X) X( X) X( X) 6( 6) 4(10) 2(12)
SAINT MAARTEN 50 X X( X) X( X) X( X) 2( 2) 2( 4) 1( 5)
SAINT MAARTEN 64 X X( X) X( X) X( X) 1( 1) 1( 2) X( 2)
ST KITTS-NEVIS 34 X X( X) X( X) X( X) 5( 5) 3( 8) 1( 9)
ST KITTS-NEVIS 50 X X( X) X( X) X( X) 2( 2) 1( 3) 1( 4)
ST KITTS-NEVIS 64 X X( X) X( X) X( X) 1( 1) 1( 2) X( 2)
BARBUDA 34 X X( X) X( X) X( X) 9( 9) 3(12) 1(13)
BARBUDA 50 X X( X) X( X) X( X) 3( 3) 2( 5) X( 5)
BARBUDA 64 X X( X) X( X) X( X) 2( 2) X( 2) X( 2)
ANTIGUA 34 X X( X) X( X) X( X) 8( 8) 2(10) 1(11)
ANTIGUA 50 X X( X) X( X) X( X) 3( 3) 1( 4) X( 4)
ANTIGUA 64 X X( X) X( X) X( X) 2( 2) X( 2) X( 2)
GUADELOUPE 34 X X( X) X( X) X( X) 6( 6) 1( 7) 1( 8)
AVES 34 X X( X) X( X) X( X) 2( 2) 1( 3) X( 3)
DOMINICA 34 X X( X) X( X) X( X) 3( 3) X( 3) 1( 4)
MARTINIQUE 34 X X( X) X( X) X( X) 2( 2) 1( 3) X( 3)
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FORECASTER BRENNAN/ROBERTS
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