364
FZPN03 KNHC 250952
HSFEP2
HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
1030 UTC TUE AUG 25 2026
SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 TUE AUG 25.
24 HOUR FORECAST VALID 0600 UTC WED AUG 26.
48 HOUR FORECAST VALID 0600 UTC THU AUG 27.
.WARNINGS.
..TROPICAL STORM WARNING
.TROPICAL STORM ISELLE NEAR 20.7N 119.9W 988 MB AT 0900 UTC AUG
25 MOVING NW OR 305 DEG AT 13 KT. MAXIMUM SUSTAINED WINDS 60 KT
GUSTS 75 KT. TROPICAL STORM FORCE WINDS WITHIN 140 NM NE
QUADRANT...180 NM SE QUADRANT...60 NM SW QUADRANT...AND 90 NM NW
QUADRANT. SEAS 4 M OR GREATER WITHIN 210 NM E SEMICIRCLE...105
NM SW QUADRANT AND 180 NM NW QUADRANT WITH SEAS TO 9.0 M.
ELSEWHERE WITHIN 25N113W TO 25N120W TO 22N124W TO 18N123W TO
17N115W TO 21N112W TO 25N113W...INCLUDING WITHIN 60 NM OF
SHORE...WINDS 20 TO 33 KT. SEAS 2.5 TO 5.5 M.
.24 HOUR FORECAST TROPICAL STORM ISELLE NEAR 21.9N 123.2W.
MAXIMUM SUSTAINED WINDS 50 KT GUSTS 60 KT. TROPICAL STORM FORCE
WINDS WITHIN 130 NM NE QUADRANT...120 NM SE QUADRANT...40 NM SW
QUADRANT...AND 90 NM NW QUADRANT. SEAS 4 M OR GREATER
WITHIN 270 NM E SEMICIRCLE...105 NM SW QUADRANT AND 210 NM NW
QUADRANT WITH SEAS TO 7.0 M. ELSEWHERE WITHIN 23N118W TO 25N121W
TO 25N124W TO 22N126W TO 20N122W TO 21N117W TO 23N118W WINDS 20
TO 33 KT. SEAS 4.0 TO 5.5 M. REMAINDER OF AREA WITHIN 27N113W
TO 30N117W TO 30N122W TO 24N128W TO 18N124W TO 17N118W TO
27N113W...INCLUDING SEBASTIAN VIZCAINO BAY AND WITHIN 60 NM OF
SHORE...WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN MIXED SWELL.
.48 HOUR FORECAST TROPICAL STORM ISELLE NEAR 23.4N 126.8W.
MAXIMUM SUSTAINED WINDS 35 KT GUSTS 45 KT. TROPICAL STORM FORCE
WINDS WITHIN 0 NM S SEMICIRCLE...50 NM NE QUADRANT AND 40 NM NW
QUADRANT. SEAS 4 M OR GREATER WITHIN 165 NM NE QUADRANT...60 NM S
SEMICIRCLE AND 150 NM NW QUADRANT WITH SEAS TO 5.5 M. ELSEWHERE
WITHIN 25N124W TO 26N127W TO 25N129W TO 23N128W TO 23N125W TO
23N124W TO 25N124W WINDS 20 TO 30 KT. SEAS 2.5 TO 4.5 M.
REMAINDER OF AREA WITHIN 25N120W TO 29N124W TO 29N129W TO
26N132W TO 23N132W TO 19N127W TO 25N120W WINDS 20 KT OR LESS.
SEAS 2.5 TO 3.0 M IN MIXED SWELL.
..TROPICAL STORM WARNING
.TROPICAL STORM JULIO NEAR 15.7N 119.8W 1003 MB AT 0900 UTC AUG
25 MOVING NNE OR 030 DEG AT 11 KT. MAXIMUM SUSTAINED WINDS 40 KT
GUSTS 50 KT. TROPICAL STORM FORCE WINDS WITHIN 140 NM NE
QUADRANT...100 NM SE QUADRANT...70 NM SW QUADRANT...AND 0 NM NW
QUADRANT. SEAS 4 M OR GREATER WITHIN 0 NM OF CENTER EXCEPT 75 NM
SE QUADRANT WITH SEAS TO 4.0 M. ELSEWHERE WITHIN 15N117W TO
17N117W TO 17N120W TO 11N122W TO 10N120W TO 12N118W TO 15N117W
WINDS 20 TO 33 KT. SEAS 2.5 TO 3.0 M.
.12 HOUR FORECAST TROPICAL STORM JULIO NEAR 18.4N 119.6W.
MAXIMUM SUSTAINED WINDS 45 KT GUSTS 55 KT.
24 HOUR FORECAST
DISSIPATED.
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 16N94W TO 16N95W TO 16N96W TO 15N95W TO 16N94W
INCLUDING
THE GULF OF TEHUANTEPEC...N WINDS 20 TO 25 KT. SEAS TO 2.5 M.
.24 HOUR FORECAST WITHIN 16N94W TO 16N95W TO 15N96W TO 14N96W TO
15N95W TO 16N94W...INCLUDING THE GULF OF TEHUANTEPEC...N WINDS 20
TO 25 KT. SEAS TO 2.5 M.
.48 HOUR FORECAST LITTLE CHANGE.
.WITHIN 11N86W TO 11N87W TO 11N88W TO 10N87W TO 10N86W TO
11N86W...INCLUDING THE GULF OF PAPAGAYO...NE WINDS 20 TO 25 KT.
SEAS TO 2.5 M.
.24 HOUR FORECAST WITHIN 11N87W TO 12N88W TO 11N89W TO 10N89W
TO 10N88W TO 10N87W TO 11N87W...INCLUDING THE GULF OF PAPAGAYO...
WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN E SWELL.
.48 HOUR FORECAST WITHIN 11N87W TO 12N88W TO 11N89W TO 10N89W
TO 10N88W TO 10N87W TO 11N87W...INCLUDING THE GULF OF PAPAGAYO...
WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN E SWELL.
.30 HOUR FORECAST WITHIN 02S117W TO 01S119W TO 01S120W TO
03.4S120W TO 03.4S116W TO 02S117W WINDS 20 KT OR LESS. SEAS 2.5
TO 3.0 M IN S TO SW SWELL.
.48 HOUR FORECAST WITHIN 00N109W TO 00N113W TO 01S115W TO
03S116W TO 03S106W TO 00N109W WINDS 20 KT OR LESS. SEAS 2.5 TO
3.0 M IN S TO SW SWELL.
.36 HOUR FORECAST WITHIN 10N132W TO 10N134W TO 09N136W TO
08N136W TO 08N133W TO 08N132W TO 10N132W SW TO W WINDS 20 TO 25
KT. SEAS 2.5 TO 3.0 M IN S TO SW SWELL.
.48 HOUR FORECAST WITHIN 11N129W TO 13N132W TO 11N134W TO
10N139W TO 06N137W TO 08N131W TO 11N129W SW TO W WINDS 20 TO 25
KT. SEAS 2.5 TO 3.0 M IN S TO SW SWELL.
.REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 2.5 M.
CONVECTION VALID AT 0920 UTC TUE AUG 25...
TROPICAL STORM ISELLE
NUMEROUS MODERATE TO STRONG FROM 19N TO
24N BETWEEN 113W AND 122W. SCATTERED MODERATE ELSEWHERE FROM
16N TO 19N BETWEEN 113W AND 119W.
TROPICAL STORM JULIO
NUMEROUS MODERATE TO STRONG FROM 12N TO
16N BETWEEN 116W AND 122W. SCATTERED MODERATE ELSEWHERE FROM 05N
TO 12N BETWEEN 120W AND 130W.
TROPICAL WAVE ALONG 102W
SCATTERED MODERATE ISOLATED STRONG FROM
02N TO 13N BETWEEN 91W AND 104W.
TROPICAL WAVE ALONG 110W
SCATTERED MODERATE ISOLATED STRONG FROM
05N TO 18N BETWEEN 103W AND 112W.
INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH
THE MONSOON TROUGH EXTENDS FROM 07N78W TO 09N85W TO 06N96W TO
11N112W...THEN RESUMES SW OF JULIO FROM 14N122W TO 10N130W AND
BEYOND 10N140W. SCATTERED MODERATE TO STRONG FROM 03N TO 08N E
OF 91W...AND FROM 02N TO 13N BETWEEN 129W AND 140W.
.FORECASTER RAMOS. NATIONAL HURRICANE CENTER.
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