954
FZPN03 KNHC 271532
HSFEP2
HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
1630 UTC MON JUL 27 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 1200 UTC MON JUL 27.
24 HOUR FORECAST VALID 1200 UTC TUE JUL 28.
48 HOUR FORECAST VALID 1200 UTC WED JUL 29.
.WARNINGS.
..HURRICANE WARNING
.HURRICANE GENEVIEVE NEAR 16.0N 113.1W 929 MB AT 1500 UTC JUL 27
MOVING NW OR 305 DEG AT 11 KT. MAXIMUM SUSTAINED WINDS 135 KT
GUSTS 165 KT. TROPICAL STORM FORCE WINDS WITHIN 130 NM OF CENTER
EXCEPT 90 NM SW QUADRANT. SEAS 4 M OR GREATER WITHIN 210 NM OF
CENTER EXCEPT 240 NM NE QUADRANT WITH SEAS TO 13.5 M. ELSEWHERE
WITHIN 17N108W TO 19N110W TO 18N115W TO 15N116W TO 12N113W TO
12N110W TO 17N108W WINDS 20 TO 33 KT. SEAS 2.5 TO 4.0 M.
REMAINDER OF AREA WITHIN 17N105W TO 23N109W TO 18N118W TO
12N119W TO 08N116W TO 10N106W TO 17N105W...INCLUDING NEAR CABO
CORRIENTES...WINDS 20 KT OR LESS. SEAS 2.5 TO 3.5 M IN MIXED
SWELL.
.24 HOUR FORECAST HURRICANE GENEVIEVE NEAR 17.7N 115.8W. MAXIMUM
SUSTAINED WINDS 115 KT GUSTS 140 KT. TROPICAL STORM FORCE WINDS
WITHIN 120 NM NE QUADRANT...110 NM SE QUADRANT...100 NM SW
QUADRANT...AND 130 NM NW QUADRANT. SEAS 4 M OR GREATER WITHIN 270
NM OF CENTER...EXCEPT 300 NM NW QUADRANT WITH SEAS TO 13 M.
ELSEWHERE WITHIN 19N112W TO 21N113W TO 22N117W TO 19N120W TO
14N118W TO 15N113W TO 19N112W WINDS 20 TO 33 KT. SEAS 2.5 TO 4.0
M. REMAINDER OF AREA WITHIN 22N109W TO 28N123W TO 16N126W TO
10N122W TO 09N113W TO 14N108W TO 22N109W...INCLUDING WITHIN 60 NM
OF SHORE...WINDS 20 KT OR LESS. SEAS 2.5 TO 3.5 M IN MIXED
SWELL.
.48 HOUR FORECAST HURRICANE GENEVIEVE NEAR 18.8N 118.9W. MAXIMUM
SUSTAINED WINDS 90 KT GUSTS 110 KT. TROPICAL STORM FORCE WINDS
WITHIN 110 NM E SEMICIRCLE...100 NM SW QUADRANT AND 120 NM NW
QUADRANT. SEAS 4 M OR GREATER WITHIN 270 NM N SEMICIRCLE...AND
240 NM S SEMICIRCLE WITH SEAS TO 12.5 ELSEWHERE WITHIN 21N114W TO
23N117W TO 22N122W TO 18N123W TO 15N120W TO 16N115W TO 21N114W
WINDS 20 TO 33 KT. SEAS 2.5 TO 4.0 M. REMAINDER OF AREA WITHIN
30N117W TO 30N126W TO 23N134W TO 16N130W TO 11N117W TO 18N110W TO
30N117W...INCLUDING WITHIN 60 NM OF SHORE...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 01N102W TO 09N109W TO 06N120W TO 00N130W TO 03.4S120W TO
03.4S94W TO 01N102W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN S
TO SW SWELL.
.24 HOUR FORECAST WITHIN 02N105W TO 01S109W TO 00N132W TO
02S109W TO 03.4S110W TO 03.4S96W TO 02N105W WINDS 20 KT OR LESS.
SEAS 2.5 M IN S TO SW SWELL.
.42 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS
LESS THAN 2.5 M.
.WITHIN 24N137W TO 28N140W TO 18N140W TO 21N137W TO 24N137W
WINDS 20 KT OR LESS. SEAS 2.5 TO 3.5 M IN MIXED SWELL.
.18 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS
LESS THAN 2.5 M.
.WITHIN 11N86W TO 12N86W TO 11N87W TO 10N88W TO 10N87W TO 11N86W
..INCLUDING THE GULF OF PAPAGAYO
NE TO E WINDS 20 TO 25 KT.
SEAS LESS THAN 2.5 M.
.06 HOUR FORECAST CONDITIONS IMPROVE. 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 1500 UTC MON JUL 27...
HURRICANE GENEVIEVE
NUMEROUS STRONG WITHIN 75 NM OF CENTER.
NUMEROUS MODERATE ELSEWHERE WITHIN 210 OF CENTER...EXCEPT 180 NM
NW QUADRANT...AND BETWEEN 240 NM AND 510 NM S QUADRANT.
TROPICAL WAVE NEAR 97W
SCATTERED MODERATE FROM 03N TO 07N
BETWEEN 95W AND 101W...AND FROM 12N TO 14N BETWEEN 98W AND 102W.
INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH
MONSOON TROUGH FROM LOW PRES AT 10N75W TO 11N81W TO 07N97W TO
12N107W...THEN RESUMES SW OF GENEVIEVE FROM 10N118W TO 05N138W.
ITCZ FROM 05N138W TO BEYOND 04N140W. SCATTERED TO NUMEROUS
MODERATE ISOLATED STRONG FROM 01N TO 10N BETWEEN 77W AND 89W...
FROM 06N TO 08N BETWEEN 117W AND 123W, FROM 10N TO 11.5N BETWEEN
120W AND 124W...FROM 00N TO 05N BETWEEN 125W AND 137W...AND FROM
04.5N TO 07.5N BETWEEN 135.5W AND 140W. SIMILAR CONVECTION
WITHIN 150 NM OF MEXICO BETWEEN 100W AND 109.5W.
.FORECASTER LEWITSKY. NATIONAL HURRICANE CENTER.
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