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PWSAT3
HURRICANE HELENE WIND SPEED PROBABILITIES NUMBER 31
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL AL082006
0300 UTC WED SEP 20 2006
AT 0300Z THE CENTER OF HURRICANE HELENE WAS LOCATED NEAR LATITUDE
24.6 NORTH...LONGITUDE 54.8 WEST WITH MAXIMUM SUSTAINED WINDS NEAR
95 KTS...110 MPH...175 KM/HR.
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
00Z WED AND THE FORECAST HOUR (CUMULATIVE PROBABILITY)
PROBABILITIES ARE GIVEN IN PERCENT
X INDICATES PROBABILITIES LESS THAN 0.5 PERCENT
LOCATIONS SHOWN WHEN THEIR TOTAL CUMULATED 5-DAY
PROBABILITY IS AT LEAST 2.5 PERCENT
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 PROBABILITIES FOR SELECTED LOCATIONS - - - -
FROM FROM FROM FROM FROM FROM FROM
TIME 00Z WED 12Z WED 00Z THU 12Z THU 00Z FRI 00Z SAT 00Z SUN
PERIODS TO TO TO TO TO TO TO
12Z WED 00Z THU 12Z THU 00Z FRI 00Z SAT 00Z SUN 00Z MON
FORECAST HOUR (12) (24) (36) (48) (72) (96) (120)
- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
LOCATION KT
HIBERNIA OILFD 34 X X( X) X( X) X( X) 2( 2) 12(14) 3(17)
HIBERNIA OILFD 50 X X( X) X( X) X( X) X( X) 6( 6) 1( 7)
HIBERNIA OILFD 64 X X( X) X( X) X( X) X( X) 2( 2) 1( 3)
CAPE RACE NFLD 34 X X( X) X( X) X( X) 1( 1) 5( 6) 1( 7)
- - - - WIND SPEED PROBABILITIES FOR FORECAST POSITIONS - - - -
FROM FROM FROM FROM FROM FROM FROM
TIME 00Z WED 12Z WED 00Z THU 12Z THU 00Z FRI 00Z SAT 00Z SUN
PERIODS TO TO TO TO TO TO TO
12Z WED 00Z THU 12Z THU 00Z FRI 00Z SAT 00Z SUN 00Z MON
FORECAST HOUR (12) (24) (36) (48) (72) (96) (120)
- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
HR POSITIONS KT
12 255N 557W 34 99 X(99) X(99) X(99) X(99) X(99) X(99)
12 255N 557W 50 96 2(98) 1(99) X(99) X(99) X(99) X(99)
12 255N 557W 64 67 11(78) 1(79) X(79) X(79) X(79) X(79)
24 275N 568W 34 57 38(95) 3(98) X(98) X(98) X(98) X(98)
24 275N 568W 50 7 68(75) 10(85) X(85) X(85) X(85) X(85)
24 275N 568W 64 1 42(43) 13(56) 1(57) X(57) X(57) X(57)
36 300N 568W 34 3 38(41) 44(85) 7(92) 1(93) X(93) X(93)
36 300N 568W 50 X 6( 6) 49(55) 11(66) 2(68) X(68) X(68)
36 300N 568W 64 X 1( 1) 26(27) 10(37) 1(38) X(38) X(38)
48 327N 560W 34 X 2( 2) 32(34) 38(72) 13(85) X(85) X(85)
48 327N 560W 50 X X( X) 8( 8) 35(43) 12(55) 1(56) X(56)
48 327N 560W 64 X X( X) 2( 2) 19(21) 8(29) 1(30) X(30)
72 390N 500W 34 X X( X) X( X) 1( 1) 52(53) 11(64) 1(65)
72 390N 500W 50 X X( X) X( X) X( X) 25(25) 8(33) X(33)
72 390N 500W 64 X X( X) X( X) X( X) 12(12) 4(16) X(16)
96 450N 400W 34 X X( X) X( X) X( X) 1( 1) 36(37) 8(45)
96 450N 400W 50 X X( X) X( X) X( X) X( X) 15(15) 5(20)
96 450N 400W 64 X X( X) X( X) X( X) X( X) 7( 7) 2( 9)
120 490N 300W 34 X X( X) X( X) X( X) X( X) 6( 6) 17(23)
120 490N 300W 50 X X( X) X( X) X( X) X( X) 1( 1) 7( 8)
120 490N 300W 64 X X( X) X( X) X( X) X( X) X( X) 3( 3)
- - - - FORECAST INTENSITIES - - - -
FCST MAX WIND 100 100 95 95 85 75 60
FORECAST HOUR (12) (24) (36) (48) (72) (96) (120)
$$
FORECASTER COBB/PASCH
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