000
FZPN03 KNHC 181512
HSFEP2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
1630 UTC MON MAY 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 1200 UTC MON MAY 18.
24 HOUR FORECAST VALID 1200 UTC TUE MAY 19.
48 HOUR FORECAST VALID 1200 UTC WED MAY 20.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.WITHIN 30N123W TO 30N128W TO 30N127.5W TO 29.5N126.5W TO
29.5N124.5W TO 30N123W NW TO N WINDS 20 TO 25 KT. SEAS 3.5 TO
4.5 M IN N SWELL. ELSEWHERE WITHIN 23N113W TO 30N115W TO 27N140W
TO 03N140W TO 10N124W TO 16N126W TO 23N113W...INCLUDING SEBASTIAN
VIZCAINO BAY...WINDS 20 KT OR LESS. SEAS 2.5 TO 4.5 M IN N TO NE
SWELL.
.24 HOUR FORECAST WITHIN 23N112W TO 30N118W TO 30N140W TO 
08N140W TO 07N126W TO 14N124W TO 23N112W WINDS 20 KT OR LESS. 
SEAS 2.5 TO 3.5 M IN N TO NE SWELL.
.48 HOUR FORECAST WITHIN 30N140W TO 07N140W TO 08N129W TO 
13N116W TO 19N131W TO 30N140W WINDS 20 KT OR LESS. SEAS 2.5 TO 
3.0 M IN N TO NE SWELL.

.WITHIN 11N86W TO 11N87W TO 11N88W TO 10N88W TO 10N86W TO 11N86W...
INCLUDING GULF OF PAPAGAYO...NE TO E WINDS 20 TO 25 KT. SEAS NEAR
2.5 M.
.24 HOUR FORECAST LITTLE CHANGE.
.48 HOUR FORECAST LITTLE CHANGE.

.WITHIN 02N126W TO 03N132W TO 01N135W TO 00N140W TO 00N123W TO
02N126W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN S SWELL.
.24 HOUR FORECAST WITHIN 00.5N138.5W TO 00.5N139W TO 00.5N139.5W
TO 00.5N140W TO 00N140W TO 00N138.5W TO 00.5N138.5W WINDS 20 KT 
OR LESS. SEAS 2.5 TO 3.0 M IN SE TO S SWELL.
.27 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS 
LESS THAN 2.5 M.

.WITHIN 01S110W TO 00N115W TO 01S119W TO 03S118W TO 03S107W TO
01S110W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN S TO SW SWELL.
.24 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 MAY 18...

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...

MONSOON TROUGH AXIS EXTENDS FROM 10N85W TO 07N96W. ITCZ AXIS 
EXTENDS FROM 07N96W TO 07N120W TO BEYOND 08N140W. SCATTERED 
MODERATE TO STRONG FROM 02N TO 08N E OF 87W. SCATTERED MODERATE 
FROM 03N TO 11N BETWEEN 90W AND 99W. NUMEROUS MODERATE TO 
SCATTERED STRONG FROM 01N TO 11N W OF 120W.

$$

.FORECASTER CHAN. NATIONAL HURRICANE CENTER.