162
FZPN03 KNHC 102118
HSFEP2
HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
2230 UTC SUN AUG 10 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 1800 UTC SUN AUG 10.
24 HOUR FORECAST VALID 1800 UTC MON AUG 11.
48 HOUR FORECAST VALID 1800 UTC TUE AUG 12.
.WARNINGS.
..TROPICAL STORM WARNING
.TROPICAL STORM IVO NEAR 22.1N 117.2W 1006 MB AT 2100 UTC AUG 10
MOVING WNW OR 285 DEG AT 10 KT. MAXIMUM SUSTAINED WINDS 35 KT
GUSTS 45 KT. TROPICAL STORM FORCE WINDS WITHIN 30 NM N
SEMICIRCLE AND 0 NM S SEMICIRCLE. SEAS 4 M OR GREATER WITHIN 0
NM OF CENTER EXCEPT 45 NM NE QUADRANT WITH SEAS TO 4 M. ELSEWHERE
WITHIN 23N116W TO 23N117W TO 23N117.5W TO 22.5N118W TO 22.5N117W
TO 22N116.5W TO 23N116W WINDS 20 TO 33 KT. SEAS 2.5 TO 3.5 M.
REMAINDER OF AREA WITHIN 24N116W TO 23N117W TO 23N118W TO
22N118W TO 21N117W TO 22N115W TO 24N116W WINDS 20 KT OR LESS.
SEAS 2.5 TO 3.0 M IN E TO SE SWELL.
.12 HOUR FORECAST TROPICAL DEPRESSION IVO NEAR 22.5N 118.6W.
MAXIMUM SUSTAINED WINDS 30 KT GUSTS 40 KT. WITHIN 23.5N118W TO
23.5N118.5W TO 23.5N119W TO 23N119W TO 23N117.5W TO 23.5N118W
WINDS 20 TO 30 KT. SEAS 3.0 TO 3.5 M IN E TO SE SWELL. ELSEWHERE
WITHIN 24N117W TO 24N118W TO 24N119W TO 23N119W TO 22N118W TO
23N117W TO 24N117W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN SE
SWELL.
.24 HOUR FORECAST POST-TROPICAL REMNANT LOW IVO NEAR 22.8N
120.7W. MAXIMUM SUSTAINED WINDS 25 KT GUSTS 35 KT. WITHIN 24N120W
TO 23.5N121W TO 23N120.5W TO 23N120W TO 24N120W WINDS 20 TO 25
KT. SEAS 2.5 M IN E TO SE SWELL.
.48 HOUR FORECAST POST-TROPICAL REMNANT LOW IVO NEAR 22.9N
125.3W. MAXIMUM SUSTAINED WINDS 15 KT GUSTS 20 KT. SEAS LESS THAN
2.5 M.
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.
.WITHIN 13N124W TO 13N126W TO 00N132W TO 03N128W TO 00N125W TO
13N124W WINDS 20 KT OR LESS. SEAS 2.5 M IN S SWELL.
.12 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS
LESS THAN 2.5 M.
.06 HOUR FORECAST WITHIN 30N131.5W TO 30N139.5W TO 29.5N136.5W
TO 30N135W TO 30N132W TO 30N131.5W WINDS 20 KT OR LESS. SEAS 2.5
M IN NE SWELL.
.24 HOUR FORECAST WITHIN 30N134W TO 30N140W TO 29N140W TO
28N137W TO 29N135W TO 30N134W WINDS 20 KT OR LESS. SEAS 2.5 M IN
NE SWELL.
.42 HOUR FORECAST CONDITIONS IMPROVE. 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 2030 UTC SUN AUG 10...
TROPICAL STORM IVO
SCATTERED MODERATE ISOLATED STRONG WITHIN
15 NM N AND 60 NM S SEMICIRCLES.
INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH
MONSOON TROUGH FROM 1011 MB LOW PRESSURE NEAR 10.5N75W TO 11N83W
TO 08N90W TO 08.5N107W TO 15.5N116W TO 09.5N140W. SCATTERED TO
LOCALLY NUMEROUS MODERATE TO STRONG CONVECTION FROM 04N TO 11.5N
E OF 92W. SCATTERED MODERATE ISOLATED STRONG CONVECTION FROM
07.5N TO 13N BETWEEN 101W AND 112W AND FROM 11.5N TO 18N BETWEEN
113.5W AND 127W.
.FORECASTER STRIPLING. NATIONAL HURRICANE CENTER.
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