000
FZPN03 KNHC 072111
HSFEP2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
2230 UTC FRI MAY 7 2021

SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 1800 UTC FRI MAY 7.
24 HOUR FORECAST VALID 1800 UTC SAT MAY  8.
48 HOUR FORECAST VALID 1800 UTC SUN MAY  9.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.WITHIN 15N95W TO 14N96W TO 16N95W TO 15N95W...INCLUDING THE
GULF OF TEHUANTEPEC...NE TO E WINDS 20 TO 25 KT. SEAS LESS THAN 
8 FT.
.24 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS 
LESS THAN 8 FT.

.WITHIN 28N135W TO 25N140W TO 29N140W TO 30N136W TO 30N127W TO
28N135W WINDS 20 KT OR LESS. SEAS 8 FT IN NW SWELL.
.24 HOUR FORECAST WITHIN 25N128W TO 16N140W TO 26N140W TO 
30N133W TO 30N117W TO 25N128W WINDS 20 KT OR LESS. SEAS 8 TO 10 
FT IN NW SWELL.
.48 HOUR FORECAST WITHIN 26N119W TO 24N124W TO 25N133W TO 
30N135W TO 30N118W TO 26N119W WINDS 20 KT OR LESS. SEAS 8 TO 11 
FT IN NW TO N SWELL.

.WITHIN 08N139W TO 08N140W TO 10N140W TO 09N137W TO 08N139W
WINDS 20 KT OR LESS. SEAS 8 FT IN MIXED SWELL.
.24 HOUR FORECAST WITHIN 07N136W TO 07N140W TO 11N140W TO 
12N136W TO 09N138W TO 07N136W WINDS 20 KT OR LESS. SEAS 8 FT IN 
MIXED SWELL.
.48 HOUR FORECAST WITHIN 11N134W TO 06N140W TO 23N140W TO 
24N138W TO 18N132W TO 11N134W WINDS 20 KT OR LESS. SEAS 8 TO 9 FT
IN MIXED SWELL.

.24 HOUR FORECAST LOW PRES NEAR 12.5N107W 1009 MB. WITHIN 180 NM
N SEMICIRCLE WINDS 20 KT OR LESS. SEAS TO 8 FT IN MIXED SWELL.
.48 HOUR FORECAST LOW PRES...POSSIBLE TROPICAL CYCLONE...NEAR 
14N109W 1008 MB. WITHIN 180 NM N SEMICIRCLE WINDS 20 TO 25 KT. 
SEAS TO 8 FT IN MIXED SWELL.

.30 HOUR FORECAST WITHIN 03.4S113W TO 03.4S117W TO 03S116.5W TO
03S116W TO 03S113.5W TO 03.4S113W WINDS 20 KT OR LESS. SEAS 8 FT
IN SW SWELL.
.48 HOUR FORECAST WITHIN 03.4S99W TO 03.4S120W TO 04N121W TO 
06N116W TO 00N114W TO 03.4S99W WINDS 20 KT OR LESS. SEAS 8 TO 9 
FT IN S TO SW SWELL.

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

CONVECTION VALID AT 2040 UTC FRI MAY 7...

LOW PRES NEAR 11.5N102.5W 1008 MB...SCATTERED MODERATE ISOLATED 
STRONG WITHIN 240 NM N SEMICIRCLE AND WITHIN 180 NM SW QUADRANT.

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
MONSOON TROUGH AXIS EXTENDS FROM 09.5N76W TO 09N92W TO 1008 
MB LOW PRESSURE NEAR 11.5N102.5W TO 09N110W. ITCZ CONTINUES FROM
09N110W TO 04N129W TO BEYOND 05N140W. SCATTERED MODERATE 
ISOLATED STRONG CONVECTION NOTED FROM 03N TO 12N BETWEEN 78W AND
98W. WIDELY SCATTERED MODERATE CONVECTION IS NOTED FROM 09N TO 
13N BETWEEN 106W AND 112W.

$$
.FORECASTER STRIPLING. NATIONAL HURRICANE CENTER.