000
FZPN03 KNHC 210949
HSFEP2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
1030 UTC MON MAY 21 2018

SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 MON MAY 21.
24 HOUR FORECAST VALID 0600 UTC TUE MAY 22.
48 HOUR FORECAST VALID 0600 UTC WED MAY 23.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.SURFACE TROUGH ALONG 133W FROM 10N TO 15N. WITHIN AREA BOUNDED 
BY 22N140W TO 15N130W TO 11N130W TO 11N140W TO 22N140W NE WINDS 
20 TO 25 KT. SEAS 8 TO 10 FT.
.24 HOUR FORECAST SURFACE TROUGH ALONG 137W FROM 10N TO 13N. FROM
10N TO 13N BETWEEN 135W AND 140W NE WINDS 20 TO 25 KT. SEAS TO 9
FT. ELSEWHERE WITHIN AREA BOUNDED BY 19N140W TO 11N130W TO 
11N140W TO 19N140W WINDS 20 KT OR LESS. SEAS 8 FT PRIMARILY IN 
NE SWELL.
.48 HOUR FORECAST TROUGH W OF AREA. WINDS 20 KT OR LESS. SEAS 
LESS THAN 8 FT.

.WITHIN AREA BOUNDED BY 00N130W TO 15N130W TO 08N95W TO 03.4S90W
WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN SW SWELL.
.24 HOUR FORECAST LOW PRES NEAR 10N125W 1011 MB. FROM 10N TO 15N
BETWEEN 115W AND 127W WINDS 20 KT OR LESS. SEAS TO 9 FT IN MIXED
NE WIND WAVES AND SW SWELL. ELSEWHERE WITHIN AREA BOUNDED BY 
03.4S115W TO 15N115W TO 25N110W TO 03.4S85W WINDS 20 KT OR LESS.
SEAS 8 TO 10 FT IN SW SWELL.
.48 HOUR FORECAST LOW PRES NEAR 11N127W 1010 MB. WITHIN 90 NM NW
QUADRANT WINDS 20 KT OR LESS. SEAS 8 FT PRIMARILY IN NE SWELL. 
WITHIN AREA BOUNDED BY 26N115W TO 04N90W TO 04N105W TO 23N118W 
TO 26N115W WINDS 20 KT OR LESS. SEAS 8 FT IN SW SWELL.

.N OF 28N BETWEEN 118W AND 122W WINDS 20 KT OR LESS. SEAS 8 FT 
IN NW SWELL. 
.24 HOUR FORECAST N OF 26N BETWEEN 115W AND 123W WINDS 20 KT OR 
LESS. SEAS 8 FT IN MIXED NW AND SW SWELL.
.48 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.

.REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.

CONVECTION VALID AT 0930 UTC MON MAY 21...

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
MONSOON TROUGH FROM 09N84W TO 10N130W...NEAR A TROUGH ALONG 133W
BETWEEN 10N AND 15N. ITCZ EXTENDS W OF THE TROUGH TO BEYOND 
10N140W. SCATTERED MODERATE FROM 03N TO 08N BETWEEN 90W AND 95W.
NUMEROUS MODERATE TO ISOLATED STRONG FROM 08N TO 10N BETWEEN 
108W AND 112W. SCATTERED MODERATE FROM 10N TO 12N BETWEEN 132W 
AND 136W. 

$$
.FORECASTER CHRISTENSEN. NATIONAL HURRICANE CENTER.