000
FZPN03 KNHC 172013
HSFEP2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
2230 UTC WED MAR 17 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 WED MAR 17.
24 HOUR FORECAST VALID 1800 UTC THU MAR 18.
48 HOUR FORECAST VALID 1800 UTC FRI MAR 19.

.WARNINGS.

...GALE WARNING...
.27 HOUR FORECAST WITHIN 16N94W TO 15N94W TO 15N95W TO 16N95W TO
16N94W...INCLUDING THE GULF OF TEHUANTEPEC...N WINDS 20 TO 30 
KT. SEAS LESS THAN 8 FT.
.30 HOUR FORECAST LITTLE CHANGE...EXCEPT WINDS 20 TO 35 KT. SEAS
8 TO 10 FT.
.48 HOUR FORECAST WITHIN 15N94W TO 14N96W TO 16N96W TO 16N95W TO
16N94W TO 15N94W...INCLUDING THE GULF OF TEHUANTEPEC...N TO NE 
WINDS 30 TO 40 KT. SEAS 8 TO 13 FT. ELSEWHERE WITHIN 13N94W TO 
12N95W TO 11N98W TO 16N96W TO 16N94W TO 13N94W N TO NE WINDS 20 
TO 30 KT. SEAS 8 TO 10 FT.

.SYNOPSIS AND FORECAST.

.COLD FRONT FROM 30N135W TO 26N140W. WITHIN 29N131W TO 30N133W 
TO 30N135W TO 30N129W TO 29N131W S TO SW WINDS 20 TO 25 KT. SEAS 
8 FT.
.24 HOUR FORECAST COLD FRONT FROM 30N129W TO 22N140W. WITHIN 
28N135W TO 25N140W TO 30N140W TO 30N133W TO 28N135W WINDS 20 KT 
OR LESS. SEAS 8 TO 12 FT IN NW SWELL.
.48 HOUR FORECAST COLD FRONT FROM 30N109W TO 26N130W THEN
DISSIPATING STATIONARY TO 21N140W. WITHIN 24N132W TO 18N140W TO
30N140W TO 30N124W TO 24N132W WINDS 20 KT OR LESS. SEAS 8 TO 12 
FT IN NW SWELL.

.WITHIN 23N114W TO 22N120W TO 24N122W TO 28N120W TO 28N115W TO
23N114W WINDS 20 KT OR LESS. SEAS 8 TO 9 FT IN NW TO N SWELL.
.12 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS 
LESS THAN 8 FT.

.WITHIN 08N127W TO 06N140W TO 12N135W TO 13N127W TO 10N124W TO
08N127W WINDS 20 KT OR LESS. SEAS 8 TO 9 FT IN NW TO N SWELL.
.24 HOUR FORECAST WITHIN 07N129W TO 08N132W TO 09N135W TO 
10N135W TO 10N130W TO 07N129W WINDS 20 KT OR LESS. SEAS 8 FT IN
MIXED SWELL.
.48 HOUR FORECAST WITHIN 06N124W TO 06N135W TO 08N140W TO 
10N140W TO 08N122W TO 06N124W WINDS 20 KT OR LESS. SEAS TO 8 FT
IN MIXED SWELL.

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

CONVECTION VALID AT 1950 UTC WED MAR 17...

.COLD FRONT FROM 30N135W TO 26N140W...SCATTERED MODERATE WITHIN
90 NM SE OF FRONT.

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
TROUGH FROM 10N86W TO 06N90W. ITCZ FROM 06N90W TO 02N110W TO 
04N140W. SCATTERED MODERATE FROM 04N TO 07N BETWEEN 90W AND
98W...AND FROM 06N TO 08N BETWEEN 117W AND 120W.

$$
.FORECASTER LEWITSKY. NATIONAL HURRICANE CENTER.