000
FZPN03 KNHC 180922
HSFEP2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
1030 UTC MON MAY 18 2020

SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 18.
24 HOUR FORECAST VALID 0600 UTC TUE MAY 19.
48 HOUR FORECAST VALID 0600 UTC WED MAY 20.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.COLD FRONT FROM 30N125W TO 24N140W. WITHIN 25N130W TO 25N136W 
TO 27N140W TO 30N140W TO 30N125W TO 25N130W WINDS 20 KT OR LESS. 
SEAS 8 TO 10 FT IN NW SWELL.
.24 HOUR FORECAST DISSIPATING COLD FRONT FROM 29N115W TO 
26N125W. WITHIN 29N123W TO 28N126W TO 28N129W TO 30N131W TO 
30N122W TO 29N123W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN NW 
SWELL.
.48 HOUR FORECAST FRONT DISSIPATED. WITHIN 26N113W TO 24N114W TO
24N116W TO 30N117W TO 29N115W TO 26N113W NW TO N WINDS 20 TO 25 
KT. SEAS 8 TO 10 FT IN W TO NW SWELL.

.LOW PRESSURE NEAR 12N106W 1010 MB. WITHIN 09N101W TO 09N109W TO
12N110W TO 12N102W TO 11N100W TO 09N101W WINDS 20 KT OR LESS. 
SEAS 8 TO 9 FT. 
.24 HOUR FORECAST LOW PRESSURE NEAR 11N111W 1011 MB. CONDITIONS 
IMPROVE. 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 0900 UTC MON MAY 18...

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
MONSOON TROUGH FROM 08N78W TO 07N90W TO A 1009 MB LOW PRESSURE 
NEAR 12N106W TO A 1011 MB LOW PRESSURE NEAR 09N123W TO 08N127W. 
ITCZ FROM 08N127W TO BEYOND 06N140W. NUMEROUS MODERATE TO STRONG
FROM 03N TO 08N BETWEEN 80W AND 83W...AND WITHIN 120 NM OFF THE 
COAST FROM NW NICARAGUA TO CHIAPAS. SCATTERED MODERATE 
FROM 12N TO 14N BETWEEN 107W AND 109W.

$$
.FORECASTER CHRISTENSEN. NATIONAL HURRICANE CENTER.