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High Seas Forecast (Tropical Northeast Pacific)


000
FZPN03 KNHC 300901
HSFEP2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
1030 UTC THU JUL 30 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 THU JUL 30.
24 HOUR FORECAST VALID 0600 UTC FRI JUL 31.
48 HOUR FORECAST VALID 0600 UTC SAT AUG  1.

.WARNINGS.

...HURRICANE WARNING...

.HURRICANE GENEVIEVE NEAR 20.2N 122.1W 973 MB AT 0900 UTC JUL 30
MOVING WNW OR 300 DEG AT 10 KT. MAXIMUM SUSTAINED WINDS 80 KT
GUSTS 100 KT. TROPICAL STORM FORCE WINDS WITHIN 120 NM OF CENTER
EXCEPT 90 NM SW QUADRANT.  SEAS 4 M OR GREATER WITHIN 240 NM W
SEMICIRCLE...210 NM NE QUADRANT AND 180 NM SE QUADRANT WITH SEAS
TO 10.5 M. ELSEWHERE...WITHIN 20N118W TO 24N122W TO 23N124W TO 
20N125W TO 17N121W TO 18N118W TO 20N118W WINDS 20 TO 33 KT. SEAS
3.5 TO 4.0 M. REMAINDER OF AREA OVER FORECAST WATERS...WITHIN 
22N114W TO 30N120W TO 30N140W TO 13N140W TO 12N126W TO 15N116W TO
22N114W WINDS 20 KT OR LESS. SEAS 2.5 TO 4.0 M IN MIXED SWELL.
.24 HOUR FORECAST HURRICANE GENEVIEVE NEAR 21.5N 126.5W. MAXIMUM
SUSTAINED WINDS 65 KT GUSTS 80 KT. TROPICAL STORM FORCE WINDS 
WITHIN 90 NM NW AND SE QUADRANTS...100 NM NE QUADRANT AND 70 NM 
SW QUADRANT. SEAS 4 M OR GREATER WITHIN 180 NM NE QUADRANT...150 
NM SE QUADRANT...180 NM SW QUADRANT...AND 210 NW QUADRANT WITH 
SEAS TO 9.0 M. ELSEWHERE...WITHIN 22N123W TO 24N125W TO 25N130W 
TO 20N129W TO 19N126W TO 20N124W TO 22N123W WINDS 20 TO 33 KT. 
SEAS 3.5 TO 4.0 M. REMAINDER OF AREA OVER FORECAST 
WATERS...WITHIN 23N120W TO 30N123W TO 30N140W TO 15N140W TO 
16N123W TO 23N120W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.5 M IN 
MIXED SWELL.
.36 HOUR FORECAST TROPICAL STORM GENEVIEVE NEAR 22.1N 129.1W. 
MAXIMUM SUSTAINED WINDS 55 KT GUSTS 65 KT. TROPICAL STORM FORCE 
WINDS WITHIN 90 NM ALL QUADRANTS...EXCEPT 60 NM SW QUADRANT. SEAS
4 M OR GREATER WITHIN 150 NM ALL QUADRANTS...EXCEPT 120 NM SE 
QUADRANT WITH SEAS TO 8.0 M. ELSEWHERE...WITHIN 25N128W TO 
26N133W TO 22N132W TO 20N130W TO 20N126W TO 22N126W TO 25N128W 
WINDS 20 TO 33 KT. SEAS 3.5 TO 4.0 M. REMAINDER OF AREA OVER
FORECAST WATERS...WITHIN 29N126W TO 27N140W TO 15N140W TO 
19N134W TO 18N126W TO 21N123W TO 29N126W WINDS 20 KT OR LESS. 
SEAS 2.5 TO 3.5 M IN MIXED SWELL.
.48 HOUR FORECAST TROPICAL STORM GENEVIEVE NEAR 22.9N 131.8W. 
MAXIMUM SUSTAINED WINDS 45 KT GUSTS 55 KT. TROPICAL STORM FORCE 
WINDS WITHIN 80 NM N SEMICIRCLE...70 NM SE QUADRANT AND 50 NM SW 
QUADRANT. SEAS 4 M OR GREATER WITHIN 120 NM ALL QUADRANTS EXCEPT 
90 NM SE QUADRANT WITH SEAS TO 7.0 M. ELSEWHERE...WITHIN 25N129W 
TO 26N130W TO 27N135W TO 26N138W TO 23N135W TO 22N129W TO 25N129W
WINDS 20 TO 33 KT. SEAS 3.5 TO 4.0 M. REMAINDER OF AREA OVER 
FORECAST WATERS...WITHIN 26N127W TO 29N131W TO 29N140W TO 21N140W
TO 18N133W TO 22N126W TO 26N127W WINDS 20 KT OR LESS. SEAS 2.5 
TO 3.5 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 11N86W TO 11N87W TO 11N88W TO 10N89W TO 10N88W TO 10N86W
TO 11N86W...INCLUDING THE GULF OF PAPAGAYO...NE TO E WINDS 20 TO
25 KT. SEAS 2.5 TO 3.0 M.
.24 HOUR FORECAST WITHIN 11N86W TO 11N87W TO 12N88W TO 11N90W TO
10N90W TO 10N88W TO 11N86W...INCLUDING THE GULF OF PAPAGAYO...NE
TO E WINDS 20 TO 25 KT. SEAS 2.5 TO 3.0 M.
.48 HOUR FORECAST WITHIN 12N88W TO 11N89W TO 10N88W TO 10N87W TO
11N86W TO 12N88W...INCLUDING THE GULF OF PAPAGAYO...NE TO E 
WINDS 20 TO 25 KT. SEAS TO 2.5 M.

.24 HOUR FORECAST WITHIN 16N94W TO 16N95W TO 16N96W TO 15N95W TO
15N94W TO 16N94W...INCLUDING THE GULF OF TEHUANTEPEC...N WINDS 
20 TO 25 KT. SEAS LESS THAN 2.5 M.
.36 HOUR FORECAST CONDITIONS IMPROVE.

.REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 2.5 M.

CONVECTION VALID AT 0830 UTC THU JUL 30...

.HURRICANE GENEVIEVE...NUMEROUS MODERATE WITHIN 150 NM NE
SEMICIRCLE AND 30 NM SW SEMICIRCLE.

.TROPICAL WAVE AXIS ALONG 96W...SCATTERED MODERATE FROM 07N TO
14N BETWEEN 93W AND 102W. 

.TROPICAL WAVE AXIS ALONG 109W...SCATTERED MODERATE ISOLATED
STRONG FROM 09N TO 18N BETWEEN 102W AND 112W. 

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
MONSOON TROUGH AXIS EXTENDS FROM 10N82W TO 09N96W TO 13N114W.

$$
.FORECASTER KONARIK. NATIONAL HURRICANE CENTER.