265
FZPN03 KNHC 180838
HSFEP2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
1030 UTC SAT JUL 18 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 SAT JUL 18.
24 HOUR FORECAST VALID 0600 UTC SUN JUL 19.
48 HOUR FORECAST VALID 0600 UTC MON JUL 20.

.WARNINGS.

...TROPICAL STORM WARNING...
.TROPICAL STORM ELIDA NEAR 18.0N 122.8W 990 MB AT 0900 UTC JUL
18 MOVING NW OR 315 DEG AT 8 KT. MAXIMUM SUSTAINED WINDS 60 KT
GUSTS 75 KT. TROPICAL STORM FORCE WINDS WITHIN 150 NM NE
QUADRANT...170 NM SE QUADRANT...50 NM SW QUADRANT...AND 90 NM NW
QUADRANT. SEAS 4 M OR GREATER WITHIN 360 NM NE QUADRANT...300 NM
SE QUADRANT...150 NM SW QUADRANT...AND 180 NM NW QUADRANT WITH
SEAS TO 6.5 M. ELSEWHERE WITHIN 24N122W TO 23N129W TO 18N127W TO
13N123W TO 12N119W TO 18N115W TO 24N122W WINDS 20 TO 33 KT. SEAS
2.5 TO 4.0 M. REMAINDER OF AREA WITHIN 24N117W TO 23N130W TO
15N127W TO 10N122W TO 10N117W TO 17N113W TO 24N117W WINDS 20 KT
OR LESS. SEAS 2.5 TO 3.5 M IN MIXED SWELL.
.24 HOUR FORECAST TROPICAL STORM ELIDA NEAR 20.7N 124.8W.
MAXIMUM SUSTAINED WINDS 50 KT GUSTS 60 KT. TROPICAL STORM FORCE
WINDS WITHIN 140 NM E SEMICIRCLE...60 NM SW QUADRANT AND 100 NM
NW QUADRANT. SEAS 4 M OR GREATER WITHIN 300 NM OF CENTER...WITH
SEAS TO 7.5 M. ELSEWHERE WITHIN 25N120W TO 27N126W TO 23N133W TO
20N132W TO 17N123W TO 19N119W TO 25N120W WINDS 20 TO 33 KT. SEAS
2.5 TO 4.0 M. REMAINDER OF AREA WITHIN 24N117W TO 28N124W TO
22N136W TO 16N132W TO 10N121W TO 17N117W TO 24N117W WINDS 20 KT
OR LESS. SEAS 2.5 TO 3.5 M IN MIXED SWELL.
.48 HOUR FORECAST TROPICAL STORM ELIDA NEAR 24.9N 126.6W.
MAXIMUM SUSTAINED WINDS 40 KT GUSTS 50 KT. TROPICAL STORM FORCE
WINDS WITHIN 120 NM NE QUADRANT...110 NM SE QUADRANT...60 NM SW
QUADRANT...AND 100 NM NW QUADRANT. SEAS 4 M OR GREATER WITHIN
240 NM OF CENTER...EXCEPT WITHIN 300 NM SW QUADRANT WITH SEAS TO
6.0 M. ELSEWHERE WITHIN 29N124W TO 28N132W TO 23N134W TO 20N127W
TO 24N121W TO 29N124W WINDS 20 TO 33 KT. SEAS 2.5 TO 4.0 M.
REMAINDER OF AREA WITHIN 22N119W TO 30N122W TO 30N132W TO 24N140W
TO 16N140W TO 13N126W TO 22N119W 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.

...GALE WARNING...
.BROAD LOW PRES...INVEST EP97...NEAR 10.5N105.5W 1009 MB.
WITHIN 11N103W TO 12N107W TO 10N108W TO 08N107W TO 08N105W TO
09N103W TO 11N103W WINDS 20 TO 25 KT. SEAS BUILDING TO 2.5 TO
3.0 M.
.24 HOUR FORECAST LOW PRES...INVEST EP97...POSSIBLE TROPICAL
CYCLONE...NEAR 11.5N109.5W 1006 MB. WITHIN 15N105W TO 15N109W
TO 12N111W TO 09N109W TO 08N107W TO 11N104W TO 15N105W WINDS 20
TO 30 KT. SEAS 2.5 TO 3.5 M.
.48 HOUR FORECAST LOW PRES...INVEST EP97...POSSIBLE TROPICAL
CYCLONE...NEAR 13N113W 1003 MB. WITHIN 13N112W TO 14N112W TO
14N113W TO 12N113W TO 12N112W TO 13N112W WINDS 30 TO 35 KT. SEAS
3.0 T0 4.5 M. ELSEWHERE WITHIN 18N109W TO 18N114W TO 15N116W TO
10N116W TO 08N111W TO 11N108W TO 18N109W WINDS 20 TO 30 KT. SEAS
2.5 TO 3.0 M.

.SYNOPSIS AND FORECAST.

.WITHIN 16N94W TO 16N95W TO 14N96W TO 13N95W TO 14N94W TO
16N94W...INCLUDING THE GULF OF TEHUANTEPEC...N WINDS 20 TO 30
KT. SEAS 2.5 TO 3.0 M.
.24 HOUR FORECAST LITTLE CHANGE.
.48 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS
LESS THAN 2.5 M.

.WITHIN 12N86W TO 12N89W TO 11N91W TO 09N91W TO 09N89W TO 10N86W
TO 12N86W...INCLUDING THE GULF OF PAPAGAYO...NE TO E WINDS 20 TO
25 KT. SEAS 2.5 TO 3.0 M.
.24 HOUR FORECAST LITTLE CHANGE.
.48 HOUR FORECAST LITTLE CHANGE.

.WITHIN 03S118W TO 02S118W TO 02S120W TO 03.4S120W TO 03.4S117W
TO 03S118W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN S TO SW
SWELL.
.24 HOUR FORECAST WITHIN 01S109W TO 04N108W TO 00N114W TO
00N123W TO 03S118W TO 03.4S106W TO 01S109W WINDS 20 KT OR LESS.
SEAS 2.5 TO 3.0 M IN S TO SW SWELL.
.48 HOUR FORECAST WITHIN 00N109W TO 04N111W TO 05N115W TO
00N122W TO 03.4S120W TO 03.4S103W TO 00N109W WINDS 20 KT OR LESS.
SEAS 2.5 TO 3.0 M IN SE TO S SWELL.

.30 HOUR FORECAST BROAD LOW PRES NEAR 08N99.5W 1010 MB. WITHIN
10N97W TO 10N99W TO 09N100W TO 07N100W TO 07N99W TO 08N97W TO
10N97W WINDS 20 TO 25 KT. SEAS BUILDING TO 2.5 TO 3.0 M.
.48 HOUR FORECAST BROAD LOW PRES NEAR 10.5N102W 1009 MB. WITHIN
12N99W TO 13N100W TO 13N102W TO 11N102W TO 10N101W TO 10N100W TO
12N99W WINDS 20 TO 25 KT. SEAS 2.5 TO 3.0 M.

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

CONVECTION VALID AT 0800 UTC SAT JUL 18...

.TROPICAL STORM ELIDA...NUMEROUS MODERATE TO STRONG WITHIN 120
NM W SEMICIRCLE. SCATTERED TO NUMEROUS MODERATE WITHIN 90 NM E
SEMICIRCLE...AND ISOLATED TO SCATTERED MODERATE ELSEWHERE
BETWEEN 120 NM AND 240 NM OF CENTER.

.LOW PRES...INVEST EP97...NUMEROUS MODERATE SCATTERED STRONG
WITHIN 240 NM NE SEMICIRCLE...AND WITHIN 600 NM SW SEMICIRCLE.

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
MONSOON TROUGH FROM LOW PRES NEAR 09.5N75W TO 07N91W TO LOW
PRES...INVEST EP97...NEAR 10.5N105.5W TO 14.5N116.5W...THEN
RESUMES SW OF ELIDA FROM 13N126W TO BEYOND 10N140W. SCATTERED TO
NUMEROUS MODERATE TO STRONG FROM 01N TO 11N BETWEEN 77W AND
100W. SCATTERED MODERATE ISOLATED STRONG FROM 14N TO 17N BETWEEN
97W AND 100W...AND FROM 04N TO 11N BETWEEN 117W AND 140W.

$$
.FORECASTER LEWITSKY. NATIONAL HURRICANE CENTER.