High Seas Forecast
Issued by NWS

Home |  Current Version |  Previous Version |  Text Only |  Print | Product List |  Glossary On
Versions: 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30
643
FZPN03 KNHC 260327
HSFEP2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
0430 UTC SUN JUL 26 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 0000 UTC SUN JUL 26.
24 HOUR FORECAST VALID 0000 UTC MON JUL 27.
48 HOUR FORECAST VALID 0000 UTC TUE JUL 28.

.WARNINGS.

...HURRICANE WARNING...
.HURRICANE FAUSTO NEAR 19.5N 138.8W 971 MB AT 0300 UTC JUL 26
MOVING W OR 280 DEG AT 11 KT. MAXIMUM SUSTAINED WINDS 85 KT
GUSTS 105 KT. TROPICAL STORM FORCE WINDS WITHIN 120 NM S
SEMICIRCLE...150 NM NE QUADRANT AND 160 NM NW QUADRANT.  SEAS 4
M OR GREATER WITHIN 270 NM NE AND SW QUADRANTS...330 NM NW
QUADRANT AND 240 NM SE QUADRANT WITH SEAS TO 10 M. ELSEWHERE
WITHIN 22N134W TO 24N136W TO 24N140W TO 17N140W TO 18N135W TO
20N133W TO 22N134W WINDS 20 TO 33 KT. SEAS 3 TO 5 M. REMAINDER
OF AREA WITHIN 21N130W TO 26N131W TO 30N139W TO 27N140W TO
08N140W TO 10N135W TO 21N130W WINDS 20 KT OR LESS. SEAS 2.5
TO 3 M IN MIXED SWELL.
.24 HOUR FORECAST HURRICANE FAUSTO W OF AREA NEAR 20.2N 143.0W.
MAXIMUM SUSTAINED WINDS 75 KT GUSTS 90 KT. TROPICAL STORM FORCE
WINDS WITHIN 140 NM N SEMICIRCLE...110 NM SE QUADRANT AND 80 NM
SW QUADRANT. SEAS 4 M OR GREATER W OF 140W. OVER FORECAST WATERS
WITHIN 24N138W TO 25N140W TO 19N140W TO 19N139W TO 22N138W TO
24N138W E TO SE WINDS 20 TO 30 KT. SEAS 2.5 TO 3.5 M. ELSEWHERE
WITHIN 27N135W TO 29N140W TO 22N137W TO 19N140W TO 14N140W TO
20N134W TO 27N135W WINDS 20 KT OR LESS. SEAS 2.5 TO 3 M IN S TO
SW SWELL.
.48 HOUR FORECAST HURRICANE FAUSTO WELL W OF AREA NEAR 21.3N
148.1W. MAXIMUM SUSTAINED WINDS 65 KT GUSTS 80 KT. OVER FORECAST
WATERS WITHIN 26N138W TO 28N140W TO 18N140W TO 18N139W TO 23N138W
TO 26N138W WINDS 20 KT OR LESS. SEAS TO 2.5 IN MIXED SWELL.

...HURRICANE WARNING...
.HURRICANE GENEVIEVE NEAR 12.1N 106.7W 987 MB AT 0300 UTC JUL 26
MOVING WNW OR 295 DEG AT 13 KT. MAXIMUM SUSTAINED WINDS 70 KT
GUSTS 85 KT. TROPICAL STORM FORCE WINDS WITHIN 110 NM NE
QUADRANT...100 NM SE QUADRANT...40 NM SW QUADRANT...AND 80 NM NW
QUADRANT. SEAS 4 M OR GREATER WITHIN 180 NM NE QUADRANT...150 NM
SE QUADRANT...60 NM SW QUADRANT...AND 90 NM NW QUADRANT WITH SEAS
TO 8 M. ELSEWHERE WITHIN 14N102W TO 16N105W TO 13N109W TO
10N108W TO 09N106W TO 11N102W TO 14N102W WINDS 20 TO 33 KT. SEAS
2.5 TO 4 M. REMAINDER OF AREA WITHIN 15N100W TO 17N103W TO
14N109W TO 09N107W TO 08N103W TO 12N99W TO 15N100W WINDS 20 KT OR
LESS. SEAS 2.5 TO 3.5 M IN MIXED SWELL.
.24 HOUR FORECAST HURRICANE GENEVIEVE NEAR 14.2N 110.5W. MAXIMUM
SUSTAINED WINDS 95 KT GUSTS 115 KT. TROPICAL STORM FORCE WINDS
WITHIN 130 NM E SEMICIRCLE...60 NM SW QUADRANT AND 100 NM NW
QUADRANT. SEAS 4 M OR GREATER WITHIN 240 NM NE QUADRANT...180 NM
SE QUADRANT...AND 120 NM SW QUADRANT AND 150 NM NW QUADRANT WITH
SEAS TO 11.5 M. ELSEWHERE WITHIN 16N106W TO 18N108W TO 17N112W TO
13N114W TO 11N108W TO 13N106W TO 16N106W WINDS 20 TO 33 KT. SEAS
3 TO 5.5 M. REMAINDER OF AREA WITHIN 19N106W TO 20N111W TO
15N116W TO 09N112W TO 10N105W TO 13N103W TO 19N106W...INCLUDING
NEAR CABO CORRIENTES...WINDS 20 KT OR LESS. SEAS 2.5 TO 3.5 M IN
E TO SE SWELL MIXED WITH SW SWELL.
.48 HOUR FORECAST HURRICANE GENEVIEVE NEAR 16.5N 113.7W. MAXIMUM
SUSTAINED WINDS 115 KT GUSTS 140 KT. TROPICAL STORM FORCE WINDS
WITHIN 130 NM NE QUADRANT...120 NM SE QUADRANT...80 NM SW
QUADRANT...AND 110 NM NW QUADRANT. SEAS 4 M OR GREATER WITHIN 270
NM NE QUADRANT...240 NM SE QUADRANT...AND 180 W SEMICIRCLE WITH
SEAS TO 13 M. ELSEWHERE WITHIN 18N108W TO 20N111W TO 19N117W TO
14N116W TO 13N113W TO 15N109W TO 18N108W WINDS 20 TO 33 KT. SEAS
3.5 TO 6 M. REMAINDER OF AREA WITHIN 19N106W TO 23N108W TO
24N117W TO 20N122W TO 10N121W TO 10N107W TO 19N106W...INCLUDING
NEAR CABO CORRIENTES...NEAR THE ENTRANCE TO THE GULF OF
CALIFORNIA AND WITHIN 60 NM OF THE BAJA CALIFORNIA SHORE...WINDS
20 KT OR LESS. SEAS 2.5 TO 4 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 12N86W TO 11N88W TO 10N87W TO 10N86W TO 11N86W TO
12N86W...INCLUDING THE GULF OF PAPAGAYO...NE TO E WINDS 20 TO 25
KT. SEAS LESS THAN 2.5 M.
.24 HOUR FORECAST LITTLE CHANGE.
.48 HOUR FORECAST LITTLE CHANGE.

.WITHIN 16N94W TO 16N95W TO 16N96W TO 15N96W TO 15N95W TO 15N94W
TO 16N94W...INCLUDING THE GULF OF TEHUANTEPEC...N WINDS 20 TO 30
KT. SEAS LESS THAN 2.5 M.
.24 HOUR FORECAST LITTLE CHANGE.
.30 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 2.5 M.

.WITHIN 00N113W TO 03N121W TO 00N133W TO 01S120W TO 03.4S120W TO
03.4S108W TO 00N113W WINDS 20 KT OR LESS. SEAS 2.5 TO 3 M IN S
TO SW SWELL.
.24 HOUR FORECAST WITHIN 01N108W TO 03N119W TO 00N129W TO
02S120W TO 03.4S120W TO 03.4S97W TO 01N108W WINDS 20 KT OR LESS.
SEAS 2.5 TO 3 M IN S TO SW SWELL.
.42 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 0315 UTC SUN JUL 26...

.HURRICANE FAUSTO...NUMEROUS MODERATE TO STRONG WITHIN 120 NM OF
CENTER...EXCEPT 90 NM NE QUADRANT.

.HURRICANE GENEVIEVE...NUMEROUS STRONG WITHIN 90 NM NE
QUADRANT...120 NM SE QUADRANT AND 60 NM SW QUADRANT. NUMEROUS
MODERATE TO ISOLATED STRONG DENOTES AN OUTER BAND WITHIN 90 NM
OF A LINE FROM 10N105W TO 07N108W AND WITHIN 30 NM OF A LINE
FROM 07N108W TO 5.5N112W TO 06N117W.

.TROUGH FROM 10N129W TO 01N130W...SCATTERED MODERATE FROM
01N TO 10N BETWEEN 124W AND 133W.

.SCATTERED MODERATE WITHIN 60 NM OF 06N136W.

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
MONSOON TROUGH AXIS EXTENDS FROM 09N84W TO 06N90W TO 08N95W. IT
RESUMES S OF GENEVIEVE NEAR 09.5N107W TO 08N114W. ITCZ EXTENDS
FROM 08N114W TO 08N120W TO 09N127W. SCATTERED MODERATE WITHIN
120 NM S OF THE ITCZ BETWEEN 117W AND 124W.

$$
.FORECASTER AGUIRRE. NATIONAL HURRICANE CENTER.