163
FZPN03 KNHC 070851
HSFEP2
HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
1030 UTC THU AUG 7 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 THU AUG 7.
24 HOUR FORECAST VALID 0600 UTC FRI AUG 8.
48 HOUR FORECAST VALID 0600 UTC SAT AUG 9.
.WARNINGS.
..HURRICANE WARNING
.TROPICAL STORM IVO NEAR 15.9N 103.0W 1008 MB AT 0900 UTC AUG 07
MOVING WNW OR 295 DEG AT 20 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 60 NM NE QUADRANT WITH SEAS TO 4 M.
ELSEWHERE WITHIN 17N100W TO 17N102W TO 17N104W TO 15N104W TO
15N101W TO 16N100W TO 17N100W WINDS 20 TO 33 KT. SEAS 2.5 TO 4.0
M. REMAINDER AREA WITHIN 15N97W TO 17N100W TO 16N100W TO 15N101W
TO 14N99W TO 14N98W TO 15N97W WINDS 20 KT OR LESS. SEAS 2.5 TO
3.0 M IN MIXED SWELL.
.24 HOUR FORECAST TROPICAL STORM IVO NEAR 18.9N 108.9W. MAXIMUM
SUSTAINED WINDS 55 KT GUSTS 65 KT. TROPICAL STORM FORCE WINDS
WITHIN 30 NM S SEMICIRCLE...70 NM NE QUADRANT AND 60 NM NW
QUADRANT. SEAS 4 M OR GREATER WITHIN 120 NM E SEMICIRCLE...AND
30 NM W SEMICIRCLE WITH SEAS TO 5 M. ELSEWHERE WITHIN 21N108W TO
21N109W TO 19N110W TO 17N110W TO 17N108W TO 18N106W TO 21N108W
WINDS 20 TO 33 KT. SEAS 3.0 TO 4.0 M. REMAINDER AREA WITHIN
19N105W TO 20N107W TO 19N107W TO 18N107W TO 16N106W TO 17N104W TO
19N105W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN MIXED SWELL.
.36 HOUR FORECAST HURRICANE IVO NEAR 20.0N 111.5W. MAXIMUM
SUSTAINED WINDS 65 KT GUSTS 80 KT.
.48 HOUR FORECAST HURRICANE IVO NEAR 20.6N 113.5W. MAXIMUM
SUSTAINED WINDS 65 KT GUSTS 80 KT. TROPICAL STORM FORCE WINDS
WITHIN 60 NM NW AND SE QUADRANTS...70 NM NE QUADRANT AND 40 NM SW
QUADRANT. SEAS 4 M OR GREATER WITHIN 150 NM E SEMICIRCLE...AND
75 NM W SEMICIRCLE WITH SEAS TO 8.0 M. ELSEWHERE WITHIN 21N111W
TO 22N112W TO 23N114W TO 21N115W TO 19N114W TO 20N112W TO 21N111W
WINDS 20 TO 33 KT. SEAS 3.0 TO 4.0 M. REMAINDER AREA WITHIN
24N111W TO 22N115W TO 20N115W TO 18N112W TO 21N111W TO 20N110W TO
24N111W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN MIXED SWELL.
..TROPICAL STORM WARNING
.TROPICAL STORM HENRIETTE NEAR 18.4N 133.9W 1004 MB AT 0900 UTC
AUG 07 MOVING W OR 275 DEG AT 14 KT. MAXIMUM SUSTAINED WINDS 40
KT GUSTS 50 KT. TROPICAL STORM FORCE WINDS WITHIN 80 NM N
SEMICIRCLE...40 NM SE QUADRANT AND 30 NM SW QUADRANT. SEAS 4 M
OR GREATER WITHIN 45 NM S SEMICIRCLE...120 NM NE QUADRANT AND
105 NM NW QUADRANT WITH SEAS TO 5.5 M. ELSEWHERE WITHIN 20N132W
TO 21N135W TO 20N136W TO 19N137W TO 18N136W TO 18N134W TO 20N132W
WINDS 20 TO 33 KT. SEAS 3.0 TO 4.0 M. REMAINDER AREA WITHIN
23N132W TO 22N139W TO 17N136W TO 16N133W TO 20N130W TO 23N132W
WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN MIXED SWELL.
.24 HOUR FORECAST TROPICAL STORM HENRIETTE NEAR 19.1N 139.3W.
MAXIMUM SUSTAINED WINDS 40 KT GUSTS 50 KT. TROPICAL STORM FORCE
WINDS WITHIN 60 NM N SEMICIRCLE...30 NM SE QUADRANT AND 20 NM SW
QUADRANT. SEAS 4 M OR GREATER WITHIN 90 NM N SEMICIRCLE...AND 45
NM S SEMICIRCLE WITH SEAS TO 5.0 M. ELSEWHERE WITHIN 20N137W TO
22N139W TO 22N140W TO 18N140W TO 19N139W TO 19N138W TO 20N137W
WINDS 20 TO 33 KT. SEAS 3.0 TO 4.0 M. REMAINDER AREA WITHIN
20N135W TO 23N137W TO 24N140W TO 20N138W TO 16N140W TO 16N138W TO
20N135W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN MIXED SWELL.
.48 HOUR FORECAST TROPICAL STORM HENRIETTE NEAR 20.7N 145.1W.
MAXIMUM SUSTAINED WINDS 40 KT GUSTS 50 KT. LITTLE CHANGE IN
RADIUS OF TROPICAL STORM FORCE WINDS AND SEAS 4 M OR GREATER.
SEAS 4 M OR GREATER W OF AREA. OVER FORECAST WATERS WITHIN
22N138W TO 23N139W TO 23N140W TO 19N140W TO 20N139W TO 21N138W TO
22N138W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN MIXED SWELL.
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 01S100W TO 00N103W TO 03.4S110W TO 03.4S99W TO 01S100W
WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN S SWELL.
.24 HOUR FORECAST WITHIN 08N110W TO 08N119W TO 05N124W TO
00N124W TO 03.4S120W TO 03S106W TO 08N110W WINDS 20 KT OR LESS.
SEAS 2.5 TO 3.0 M IN S TO SW SWELL.
.48 HOUR FORECAST WITHIN 10N117W TO 08N127W TO 01N128W TO
00N120W TO 03.4S120W TO 03.4S109W TO 10N117W WINDS 20 KT OR
LESS. SEAS 2.5 TO 3.0 M IN S TO SW SWELL.
.24 HOUR FORECAST WITHIN 27N110W TO 28N111W TO 28N112W TO
27N112W TO 26N111W TO 27N110W...INCLUDING THE GULF OF
CALIFORNIA... SE WINDS 20 TO 25 KT. SEAS LESS THAN 2.5 M.
.48 HOUR FORECAST WITHIN 30N113W TO 31N113W TO 31N114W TO
30N114W TO 29N113W TO 30N113W...INCLUDING THE GULF OF
CALIFORNIA... SE TO S WINDS 20 TO 25 KT. SEAS LESS THAN 2.5 M.
.REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 2.5 M.
CONVECTION VALID AT 0850 UTC THU AUG 7...
T.S. HENRIETTE
SCATTERED MODERATE ISOLATED STRONG WITHIN 120
NM NW SEMICIRCLE.
T.S. IVO
NUMEROUS MODERATE ISOLATED STRONG FROM 13N TO 18N
BETWEEN 100W AND 107W.
INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH
MONSOON TROUGH FROM 10N85W TO 10N98W TO 07N119W TO 09N126W. IT
RESUMES FROM 12N133W TO 10N140W. SCATTERED MODERATE ISOLATED
STRONG FROM 12N TO 16N BETWEEN 92W AND 98W...AND FROM 05N TO 10N
BETWEEN 95W AND 121W.
.FORECASTER AL. NATIONAL HURRICANE CENTER.
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