307
FOPA11 PHFO 300247
PWSCP1
HURRICANE IONA WIND SPEED PROBABILITIES NUMBER 12
NWS CENTRAL PACIFIC HURRICANE CENTER HONOLULU HI CP012025
ISSUED BY NWS NATIONAL HURRICANE CENTER MIAMI FL
0300 UTC WED JUL 30 2025
AT 0300Z THE CENTER OF HURRICANE IONA WAS LOCATED NEAR LATITUDE 11.0
NORTH...LONGITUDE 157.1 WEST WITH MAXIMUM SUSTAINED WINDS NEAR 100
KTS...115 MPH...185 KM/H.
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
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 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 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
10N 160W 34 17 18(35) X(35) X(35) X(35) X(35) X(35)
10N 160W 50 1 2( 3) X( 3) X( 3) X( 3) X( 3) X( 3)
10N 165W 34 X 2( 2) 22(24) 1(25) X(25) X(25) X(25)
15N 165W 34 X 1( 1) 3( 4) 1( 5) X( 5) X( 5) X( 5)
JOHNSTON ISL 34 X X( X) X( X) 2( 2) 1( 3) X( 3) X( 3)
10N 170W 34 X X( X) 2( 2) 9(11) 3(14) X(14) X(14)
15N 170W 34 X X( X) 1( 1) 6( 7) 5(12) X(12) X(12)
10N 175W 34 X X( X) X( X) X( X) 5( 5) X( 5) X( 5)
15N 175W 34 X X( X) X( X) X( X) 32(32) 4(36) X(36)
15N 175W 50 X X( X) X( X) X( X) 9( 9) 1(10) X(10)
15N 175W 64 X X( X) X( X) X( X) 1( 1) 1( 2) X( 2)
$$
FORECASTER JELSEMA (CPHC)