218 
FZPN03 KNHC 282132
HSFEP2

HIGH SEAS FORECAST...UPDATED
NWS NATIONAL HURRICANE CENTER MIAMI FL
2230 UTC TUE JUL 28 2026

UPDATED FOR CONVECTION SECTION

SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 TUE JUL 28.
24 HOUR FORECAST VALID 1800 UTC WED JUL 29.
48 HOUR FORECAST VALID 1800 UTC THU JUL 30.

.WARNINGS.

...HURRICANE WARNING...
.HURRICANE GENEVIEVE NEAR 18.0N 116.9W 955 MB AT 2100 UTC JUL 28
MOVING WNW OR 290 DEG AT 8 KT. MAXIMUM SUSTAINED WINDS 105 KT
GUSTS 130 KT. TROPICAL STORM FORCE WINDS WITHIN 110 NM OF CENTER
EXCEPT 100 NM SW QUADRANT. SEAS 4 M OR GREATER WITHIN 270 NM N 
SEMICIRCLE...210 NM SE QUADRANT AND 240 NM SW QUADRANT WITH SEAS 
TO 12 M. ELSEWHERE WITHIN 22N114W TO 22N117W TO 20N120W TO 
18N120W TO 15N116W TO 19N112W TO 22N114W WINDS 20 TO 33 KT. SEAS
2.5 TO 4.0 M. REMAINDER OF AREA WITHIN 23N110W TO 30N124W TO 
15N128W TO 11N124W TO 10N114W TO 14N109W TO 23N110W...INCLUDING 
NEAR SEBASTIAN VIZCAINO BAY AND WITHIN 60 NM OF SHORE...WINDS 20
KT OR LESS. SEAS 2.5 TO 3.5 M IN MIXED SWELL.
.24 HOUR FORECAST HURRICANE GENEVIEVE NEAR 19.0N 119.8W. MAXIMUM
SUSTAINED WINDS 85 KT GUSTS 105 KT. TROPICAL STORM FORCE WINDS 
WITHIN 110 NM OF CENTER EXCEPT 90 NM SW QUADRANT. SEAS 4 M OR 
GREATER WITHIN 210 NM OF CENTER...EXCEPT 270 NM NW QUADRANT 
WITH SEAS TO 11 M. ELSEWHERE WITHIN 22N116W TO 23N122W TO 18N123W
TO 16N121W TO 17N116W TO 19N115W TO 22N116W WINDS 20 TO 33 KT. 
SEAS 2.5 TO 4.0 M. REMAINDER OF AREA WITHIN 30N118W TO 30N128W TO
25N137W TO 16N139W TO 12N124W TO 18N113W TO 30N118W WINDS 20 KT 
OR LESS. SEAS 2.5 TO 3.5 M IN MIXED SWELL.
.48 HOUR FORECAST TROPICAL STORM GENEVIEVE NEAR 20.4N 124.2W. 
MAXIMUM SUSTAINED WINDS 60 KT GUSTS 75 KT. TROPICAL STORM FORCE 
WINDS WITHIN 100 NM N SEMICIRCLE...90 NM SE QUADRANT AND 80 NM SW
QUADRANT. SEAS 4 M OR GREATER WITHIN 210 NM N SEMICIRCLE...AND
180 NM S SEMICIRCLE WITH SEAS TO 9.5 M. ELSEWHERE WITHIN 
22N119W TO 25N123W TO 24N127W TO 21N129W TO 17N126W TO 18N121W TO
22N119W WINDS 20 TO 33 KT. SEAS 2.5 TO 4.0 M. REMAINDER OF AREA 
WITHIN 22N117W TO 30N121W TO 27N140W TO 16N140W TO 14N128W TO 
16N120W TO 22N117W 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.

.30 HOUR FORECAST WITHIN 11N86W TO 11N87W TO 11N88W TO 10N87W TO
11N86W...INCLUDING THE GULF OF PAPAGAYO...NE TO E WINDS 20 TO 25
KT. SEAS LESS THAN 2.5 M.
.48 HOUR FORECAST WITHIN 11N86W TO 11N87W TO 11N88W TO 10N89W TO
09N89W TO 09N88W TO 11N86W...INCLUDING THE GULF OF PAPAGAYO... 
WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN MIXED NE WIND WAVES AND 
S TO SW SWELL.

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

CONVECTION VALID AT 2100 UTC TUE JUL 28...

.HURRICANE GENEVIEVE...NUMEROUS MODERATE TO STRONG WITHIN 60 NM N 
SEMICIRCLE...90 NM SE QUADRANT...AND 75 NM SW QUADRANT. SCATTERED TO 
NUMEROUS MODERATE ELSEWHERE WITHIN 240 NM NE QUADRANT...360 NM SE 
QUADRANT..AND 210 NM W SEMICIRCLE.

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
MONSOON TROUGH FROM 10N74W TO 06N93W TO 12N107W THEN FROM 11N121W TO 
07N140W. SCATTERED MODERATE ISOLATED STRONG WITHIN 360 NM SSW OF 
MONSOON TROUGH BETWEEN 87W AND 108W...WITHIN 360 NM NNE OF MONSOON 
TROUGH BETWEEN 98W AND 106W...AND WITHIN 270 NM EITHER SIDE OF 
MONSOON TROUGH BETWEEN 125W AND 140W. 

$$
.FORECASTER LEWITSKY. NATIONAL HURRICANE CENTER.