000
FZPN03 KNHC 200928
HSFEP2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
1030 UTC SUN MAY 20 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 SUN MAY 20.
24 HOUR FORECAST VALID 0600 UTC MON MAY 21.
48 HOUR FORECAST VALID 0600 UTC TUE MAY 22.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.FROM 18N TO 21N BETWEEN 110W AND 115W WINDS 20 KT OR LESS. SEAS
TO 8 FT PRIMARILY IN SW SWELL. 
.06 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.

.S OF LINE FROM 00N130W TO 06N110W TO 03.4S95W WINDS 20 KT OR 
LESS. SEAS 8 TO 10 FT IN SW SWELL.
.24 HOUR FORECAST S OF 14N BETWEEN 95W AND 125W WINDS 20 KT OR 
LESS. SEAS 8 TO 10 FT IN SW SWELL. 
.48 HOUR FORECAST LOW PRES NEAR 11N125W 1011 MB. WITHIN 210 NM NW
SEMICIRCLE WINDS 20 KT OR LESS. SEAS TO 9 FT PRIMARILY IN SW
SWELL. WITHIN AREA BOUNDED BY 03.4S112W TO 14N120W TO 25N112W TO
03.4S82W WINDS 20 KT OR LESS. SEAS TO 9 FT IN SW SWELL.

.LOW PRES NEAR 11N131W 1010 MB. WITHIN 150 NM NW QUADRANT NE
WINDS 20 TO 25 KT. SEAS 9 TO 10 FT. ELSEWHERE WITHIN AREA BOUNDED
BY 21N140W TO 12N125W TO 13N140W WINDS 20 KT OR LESS. SEAS TO 9
FT IN MIXED NE AND NW SWELL.
.24 HOUR FORECAST LOW PRES NEAR 11N135W 1011 MB. WITHIN 90 NM NW
QUADRANT NE WINDS 20 TO 25 KT. SEAS 9 TO 10 FT. ELSEWHERE WITHIN
AREA BOUNDED BY 23N140W TO 12N130W TO 10N140W WINDS 20 KT OR 
LESS. SEAS TO 9 FT IN NE AND SW SWELL. 
.48 HOUR FORECAST LOW PRES NEAR 11N137W 1011 MB. WITHIN 90 NM NW
QUADRANT NE WINDS 20 TO 25 KT. SEAS 9 TO 10 FT. ELSEWHERE WITHIN
AREA BOUNDED BY 20N140W TO 14N130W TO 11N140W WINDS 20 KT OR 
LESS. SEAS TO 9 FT IN NE AND SW SWELL. 

.24 HOUR FORECAST N OF 29N BETWEEN 118W AND 122W WINDS 20 KT OR 
LESS. SEAS 8 FT IN NW SWELL. 
.48 HOUR FORECAST N OF 26N E OF 120W NW WINDS 20 TO 25 KT. SEAS 8
FT IN MIXED NW AND SW SWELL.

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

CONVECTION VALID AT 0930 UTC SUN MAY 20...

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
MONSOON TROUGH FROM 08N84W TO 1010 MB LOW PRES NEAR 10N131W TO 
09N135W. ITCZ CONTINUES FROM 09N135W TO BEYOND 08N140W. 
SCATTERED MODERATE FROM 04N TO 09N BETWEEN 90W AND 95W...FROM 
07N TO 12N BETWEEN 110W AND 115W...AND WITHIN 120 NM N OF 
MONSOON TROUGH BETWEEN 120W AND 135W. 

$$
.FORECASTER CHRISTENSEN. NATIONAL HURRICANE CENTER.