Tropical Storm HILDA
ZCZC MIAPWSEP1 ALL
TTAA00 KNHC DDHHMM
TROPICAL STORM HILDA WIND SPEED PROBABILITIES NUMBER 2
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL EP112009
2100 UTC SAT AUG 22 2009
AT 2100Z THE CENTER OF TROPICAL STORM HILDA WAS LOCATED NEAR
LATITUDE 13.6 NORTH...LONGITUDE 137.7 WEST WITH MAXIMUM SUSTAINED
WINDS NEAR 35 KTS...40 MPH...65 KM/HR.
Z INDICATES COORDINATED UNIVERSAL TIME (GREENWICH)
PACIFIC DAYLIGHT TIME (PDT)...SUBTRACT 7 HOURS FROM Z TIME
HAWAIIAN STANDARD TIME (HST)...SUBTRACT 10 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 06Z SUN 18Z SUN 06Z MON 18Z MON 18Z TUE 18Z WED 18Z THU
FORECAST HOUR 12 24 36 48 72 96 120
- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
DISSIPATED 1 4 9 6 10 7 3
TROP DEPRESSION 38 42 38 30 30 24 18
TROPICAL STORM 60 52 50 55 52 55 56
HURRICANE 1 2 4 8 8 13 24
- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
HUR CAT 1 1 2 4 7 7 11 19
HUR CAT 2 X X X 1 1 2 3
HUR CAT 3 X X X X X X 1
HUR CAT 4 X X X X X X X
HUR CAT 5 X X X X X X X
- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
FCST MAX WIND 35KT 35KT 35KT 40KT 40KT 45KT 55KT
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
18Z 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 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 18Z SAT 06Z SUN 18Z SUN 06Z MON 18Z MON 18Z TUE 18Z WED
PERIODS TO TO TO TO TO TO TO
06Z SUN 18Z SUN 06Z MON 18Z MON 18Z TUE 18Z WED 18Z THU
FORECAST HOUR (12) (24) (36) (48) (72) (96) (120)
- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
LOCATION KT
10N 145W 34 X X( X) X( X) X( X) 1( 1) 1( 2) 1( 3)
15N 145W 34 X X( X) 2( 2) 14(16) 15(31) 2(33) 1(34)
15N 145W 50 X X( X) X( X) 2( 2) 6( 8) X( 8) 1( 9)
15N 145W 64 X X( X) X( X) 1( 1) 1( 2) X( 2) X( 2)
20N 145W 34 X X( X) X( X) X( X) 2( 2) 1( 3) X( 3)
HILO 34 X X( X) X( X) X( X) X( X) 1( 1) 3( 4)
SOUTH POINT 34 X X( X) X( X) X( X) X( X) 1( 1) 3( 4)
KAILUA-KONA 34 X X( X) X( X) X( X) X( X) X( X) 3( 3)
$$
FORECASTER KIMBERLAIN/BRENNAN
NNNN