Issued at 0900 UTC THU OCT 02 2025
000
FOPZ15 KNHC 020849
PWSEP5

TROPICAL STORM OCTAVE WIND SPEED PROBABILITIES NUMBER 9
NWS NATIONAL HURRICANE CENTER MIAMI FL EP152025
0900 UTC THU OCT 02 2025

AT 0900Z THE CENTER OF TROPICAL STORM OCTAVE WAS LOCATED NEAR
LATITUDE 12.1 NORTH...LONGITUDE 117.9 WEST WITH MAXIMUM SUSTAINED
WINDS NEAR 55 KTS...65 MPH...100 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
06Z 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 06Z THU 18Z THU 06Z FRI 18Z FRI 06Z SAT 06Z SUN 06Z MON
PERIODS TO TO TO TO TO TO TO
18Z THU 06Z FRI 18Z FRI 06Z SAT 06Z SUN 06Z MON 06Z TUE

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

10N 120W 34 1 1( 2) 1( 3) 1( 4) 1( 5) 1( 6) X( 6)

15N 120W 34 1 2( 3) 9(12) 3(15) 4(19) 9(28) 14(42)
15N 120W 50 X X( X) 1( 1) 1( 2) X( 2) 1( 3) 6( 9)
15N 120W 64 X X( X) X( X) X( X) X( X) X( X) 2( 2)

20N 120W 34 X X( X) X( X) X( X) X( X) 2( 2) 2( 4)

10N 125W 34 X X( X) X( X) 1( 1) 2( 3) 2( 5) X( 5)

15N 125W 34 X X( X) 2( 2) 5( 7) 42(49) 14(63) 1(64)
15N 125W 50 X X( X) X( X) X( X) 14(14) 9(23) X(23)
15N 125W 64 X X( X) X( X) X( X) 4( 4) 4( 8) X( 8)

20N 125W 34 X X( X) X( X) X( X) 2( 2) 4( 6) 1( 7)

$$
FORECASTER JELSEMA (CPHC)


Source: Tropical Storm Octave Wind Speed Probabilities Number 9