781
FZPN03 KNHC 080929
HSFEP2
HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
1030 UTC FRI AUG 08 2025
SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS
SEAS GIVEN AS SIGNIFICANT WAVE HEIGHT...WHICH IS THE AVERAGE
HEIGHT OF THE HIGHEST 1/3 OF THE WAVES. INDIVIDUAL WAVES MAY BE
MORE THAN TWICE THE SIGNIFICANT WAVE HEIGHT.
SECURITE
E PACIFIC FROM THE EQUATOR TO 30N E OF 140W AND 03.4S TO THE
EQUATOR E OF 120W
SYNOPSIS VALID 0600 UTC FRI AUG 08
24 HOUR FORECAST VALID 0600 UTC SAT AUG 09.
48 HOUR FORECAST VALID 0600 UTC SUN AUG 10.
.WARNINGS.
..HURRICANE WARNING
.TROPICAL STORM IVO NEAR 20.4N 109.0W 1001 MB AT 0900 UTC AUG 08
MOVING WNW OR 295 DEG AT 18 KT. MAXIMUM SUSTAINED WINDS 50 KT GUSTS
60 KT. TROPICAL STORM FORCE WINDS WITHIN 40 NM E SEMICIRCLE...0 NM
SW QUADRANT AND 30 NM NW QUADRANT. SEAS 4 M OR GREATER WITHIN 120
NM E SEMICIRCLE...30 NM SW QUADRANT AND 60 NM NW QUADRANT WITH SEAS
TO 5 M. ELSEWHERE WITHIN 120 NM E SEMICIRCLE AND 60 NM W
SEMICIRCLE...INCLUDING CABO CORRIENTES...WINDS 20 TO 33 KT. SEAS 2.5
TO 4 M. REMAINDER OF AREA FROM 15N TO 23N BETWEEN 106W AND 110W
WINDS 20 KT OR LESS. SEAS 2.5 TO 3 M IN MIXED SWELL.
.24 HOUR FORECAST HURRICANE IVO NEAR 21.6N 112.8W. MAXIMUM SUSTAINED
WINDS 65 KT GUSTS 80 KT. TROPICAL STORM FORCE WINDS WITHIN 40 NM E
SEMICIRCLE AND 30 NM W SEMICIRCLE. SEAS 4 M OR GREATER WITHIN 120 NM
NE QUADRANT...60 NM SE AND NW QUADRANTS...AND 30 NM SW QUADRANT WITH
SEAS TO 7 M. ELSEWHERE WITHIN 180 NM NE SEMICIRCLE AND 120 NM SW
SEMICIRCLE WINDS 20 TO 33 KT. SEAS 2.5 TO 4 M. REMAINDER OF AREA
FROM 17N TO 25N BETWEEN 109W AND 115W WINDS 20 KT OR LESS. SEAS 2.5
TO 3.5 M IN MIXED SWELL.
.36 HOUR FORECAST TROPICAL STORM IVO NEAR 21.7N 114.4W. MAXIMUM
SUSTAINED WINDS 55 KT GUSTS 65 KT.
.48 HOUR FORECAST TROPICAL STORM IVO NEAR 21.8N 116.1W. MAXIMUM
SUSTAINED WINDS 45 KT GUSTS 55 KT. TROPICAL STORM FORCE WINDS WITHIN
40 NM N SEMICIRCLE AND 20 NM S SEMICIRCLE. SEAS 4 M OR GREATER
WITHIN 60 NM OF CENTER...EXCEPT 30 NM SE QUADRANT WITH SEAS TO 4.5
M. ELSEWHERE WITHIN 120 NM OF CENTER WINDS 20 TO 33 KT. SEAS 2.5 TO
4 M. REMAINDER OF AREA FROM 20N TO 24N BETWEEN 113W AND 118W WINDS
20 TO 33 KT. SEAS 2.5 TO 3.5 M IN MIXED SWELL.
..TROPICAL STORM WARNING
.TROPICAL STORM HENRIETTE NEAR 19.2N 140.1W 1008 MB AT 0900 UTC AUG
08 MOVING W OR 280 DEG AT 15 KT. MAXIMUM SUSTAINED WINDS 35 KT GUSTS
45 KT. TROPICAL STORM FORCE WINDS WITHIN 50 NM N SEMICIRCLE AND 0 NM
S SEMICIRCLE. SEAS 4 M OR GREATER WITHIN 60 NM OF CENTER EXCEPT 90
NM NE QUADRANT WITH SEAS TO 6 M. ELSEWHERE OVER FORECAST WATERS
WITHIN 240 NM N SEMICIRCLE AND 60 NM S SEMICIRCLE WINDS 20 TO 33 KT.
SEAS 2.5 TO 4 M. REMAINDER OF AREA FROM 16N TO 24N W OF 135W WINDS
20 KT OR LESS. SEAS 2.5 TO 3 M IN MIXED SWELL.
.24 HOUR FORECAST TROPICAL STORM HENRIETTE WELL W OF AREA NEAR 20.7N
145.0W. TROPICAL STORM FORCE WINDS AND SEAS 4 M OR GREATER WELL W OF
AREA. OVER FORECAST WATERS FROM 19N TO 24N W OF 138W WINDS 20 KT OR
LESS. SEAS TO 2.5 M IN MIXED SE AND SW SWELL.
.48 HOUR FORECAST TROPICAL STORM HENRIETTE WELL W OF AREA NEAR 23.3N
149.8W. OVER FORECAST WATERS WINDS 20 KT OR LESS. SEAS LESS THAN 2.5
FORECAST WINDS IN AND NEAR ACTIVE TROPICAL CYCLONES SHOULD BE USED
WITH CAUTION DUE TO UNCERTAINTY IN FORECAST TRACK...SIZE AND
INTENSITY.
.SYNOPSIS AND FORECAST.
.FROM 03N TO 07N BETWEEN 103W AND 125W WINDS 20 KT OR LESS. SEAS 2.5
M IN S TO SW SWELL. S OF 01N BETWEEN 82W AND 88W WINDS 20 KT OR
LESS. SEAS TO 2.5 M IN S TO SW SWELL.
.24 HOUR FORECAST FROM 02N TO 09N BETWEEN 116W AND 129W WINDS 20 KT
OR LESS. SEAS 2.5 TO 3 M IN S TO SW SWELL. S OF 02S BETWEEN 107W AND
116W WINDS 20 KT OR LESS. SEAS TO 2.5 M IN S TO SW SWELL.
.48 HOUR FORECAST LITTLE CHANGE.
FROM 26N TO 29N BETWEEN 110W AND 112W
INCLUDING THE CENTRAL
GULF OF CALIFORNIA...SE TO S WINDS 20 TO 25 KT. SEAS LESS THAN 2.5 M.
12 HOUR FORECAST FROM 28N TO 31N BETWEEN 112W AND 114W
INCLUDING
THE NORTHERN GULF OF CALIFORNIA...SE TO S WINDS 20 TO 25 KT. SEAS
LESS THAN 2.5 M.
.18 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 2.5 M.
.N OF 29N BETWEEN 120W AND 123W WINDS 20 KT OR LESS. SEAS TO 2.5 M
IN MIXED N AND S SWELL.
.12 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 2.5 M.
.REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 2.5 M.
CONVECTION VALID AT 0915 UTC FRI AUG 08...
TROPICAL STORM IVO
NUMEROUS STRONG FROM 19N TO 21N BETWEEN
107W AND 110W. SCATTERED MODERATE WITHIN 60 NM OF 18N111W.
TROPICAL STORM HENRIETTE
NO SIGNIFICANT CONVECTION IS
NOTED.
INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH
MONSOON TROUGH AXIS EXTENDS FROM 10N85W TO 08N94W TO 14N107W TO
13N116W TO 07N124W TO 12N130W TO 12N140W. SCATTERED MODERATE FROM
08N TO 13N BETWEEN 103W AND 110W...WITHIN 120 NM S OF THE TROUGH
BETWEEN 111W AND 117W AND WITHIN 60 NM S OF THE TROUGH BETWEEN 93W
AND 95W.
.FORECASTER AGUIRRE. NATIONAL HURRICANE CENTER.
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