000
FZPN03 KNHC 201521
HSFEP2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
1630 UTC SAT FEB 20 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 1200 UTC SAT FEB 20.
24 HOUR FORECAST VALID 1200 UTC SUN FEB 21.
48 HOUR FORECAST VALID 1200 UTC MON FEB 22.

.WARNINGS.

...GALE WARNING...
.WITHIN 60 NM EITHER SIDE OF LINE FROM 16N95W TO 14N95W TO 
13N96W...INCLUDING GULF OF TEHUANTEPEC...N TO NE WINDS 30 TO 40 
KT. SEAS 13 TO 18 FT. ELSEWHERE WITHIN AREA BOUNDED BY 10N95W TO 
11N100W TO 14N98W TO 16N96W TO 16N94W TO 10N95W N TO NE WINDS 20 
TO 30 KT. SEAS 11 TO 16 FT. REMAINDER AREA WITHIN 09N91W TO 
07N95W TO 12N103W TO 15N98W TO 16N97W TO 15N92W TO 09N91W WINDS 
20 KT OR LESS. SEAS 8 TO 12 FT IN MIXED SWELL.
.18 HOUR FORECAST WITHIN 30 NM EITHER SIDE OF LINE FROM 16N95W 
TO 14N95W... INCLUDING GULF OF TEHUANTEPEC...N TO NE WINDS 30 TO 
35 KT. SEAS 10 TO 15 FT. ELSEWHERE WITHIN 60 NM EITHER SIDE OF 
LINE FROM 16N95W TO 14N96W TO 13N97W N TO NE WINDS 20 TO 30 KT. 
SEAS 8 TO 12 FT. REMAINDER AREA WITHIN 16N96W TO 15N94W TO 
09N89W TO 03N95W TO 12N105W TO 16N96W WINDS 20 KT OR LESS. SEAS 
8 TO 11 FT IN MIXED SWELL.
.24 HOUR FORECAST WITHIN 60 NM EITHER SIDE OF LINE FROM 16N96W 
TO 15N94W TO 13N96W...INCLUDING GULF OF TEHUANTEPEC...N TO NE 
WINDS 20 TO 30 KT. SEAS 10 TO 14 FT. ELSEWHERE WITHIN AREA 
BOUNDED BY 16N96W TO 15N94W TO 09N92W TO 03N93W TO 08N107W TO 
16N96W WINDS 20 KT OR LESS. SEAS 8 TO 11 FT IN MIXED SWELL.
.36 HOUR FORECAST WITHIN AREA BOUNDED BY 13N96W TO 10N89W TO 
01N94W TO 09N108W TO 12N105W TO 13N96W WINDS 20 KT OR LESS. SEAS 
8 TO 10 FT PRIMARILY IN N TO NE SWELL.
.48 HOUR FORECAST WITHIN 30 NM EITHER SIDE OF LINE FROM 16N95W 
TO 15N95W...INCLUDING GULF OF TEHUANTEPEC...N WINDS 20 TO 25 KT. 
SEAS TO 8 FT. WITHIN AREA BOUNDED BY 10N96W TO 10N91W TO 06N91W 
TO 04N97W TO 08N107W TO 10N96W WINDS 20 KT OR LESS. SEAS 8 TO 9 
FT IN MIXED NE AND SWELL.

.SYNOPSIS AND FORECAST.

.N OF 26N W OF 117W NE TO E WINDS 20 TO 25 KT...EXCEPT BETWEEN
117W AND 125W N TO NE WINDS 20 TO 25 KT. SEAS TO 8 FT.
.24 HOUR FORECAST CONDITIONS TO MERGE WITH THOSE AS DESCRIBED 
BELOW.

.FROM 07N TO 26N W OF 133W WINDS 20 KT OR LESS. SEAS 8 FT IN NW 
SWELL. 
.24 HOUR FORECAST NW OF LINE FROM 04N140W TO 18N127W TO 26N115W 
NE TO E WINDS 20 TO 25 KT...EXCEPT N OF 26N BETWEEN 118W AND 
126W N TO NE WINDS 20 TO 25 KT. SEAS 8 TO 11 FT...EXCEPT N OF 
26N BETWEEN 118W AND 126W 10 TO 13 FT IN NW SWELL.
.36 HOUR FORECAST LITTLE CHANGE...EXCEPT N OF 26N BETWEEN 118W 
AND 126W WINDS 20 KT OR LESS. SEAS 9 TO 12 FT IN N SWELL.
.48 HOUR FORECAST NW OF LINE FROM 05N140W TO 17N127W TO 25N115W 
WINDS 20 KT OR LESS. SEAS 8 TO 11 FT IN MIXED NW TO N SWELL.

.WITHIN 30 NM EITHER SIDE OF LINE FROM 11N86W TO 10N88W TO 
09N91W...INCLUDING GULF OF PAPAGAYO...NE WINDS 20 TO 25 KT. SEAS 
8 FT.
.12 HOUR FORECAST WITHIN 30 NM EITHER SIDE OF LINE FROM 11N86W 
TO 10N88W...INCLUDING GULF OF PAPAGAYO...NE WINDS 20 TO 25 KT. 
SEAS 8 FT.
.24 HOUR FORECAST WITHIN 60 NM EITHER SIDE OF LINE FROM 11N86W 
TO 09N89W...INCLUDING GULF OF PAPAGAYO...NE WINDS 20 TO 25 KT. 
SEAS 8 TO 9 FT. WITHIN 30 NM EITHER SIDE OF LINE FROM 09N89W TO 
08N92W NE WINDS 20 TO 25 KT. SEAS 8 TO 9 FT.
.48 HOUR FORECAST WITHIN 30 NM EITHER SIDE OF LINE FROM 11N86W 
TO 10N88W TO 09N91W...INCLUDING GULF OF PAPAGAYO...NE TO E WINDS 
20 TO 25 KT. SEAS 8 TO 10 FT.

.GULF OF CALIFORNIA 24 HOUR FORECAST FROM 27N TO 30N NW WINDS 
20 TO 25 KT. SEAS LESS THAN 8 FT.
.36 HOUR FORECAST FROM 25N TO 29N NW WINDS 20 TO 25 KT. SEAS 
LESS THAN 8 FT.
.48 HOUR FORECAST FROM 25N AND 28N NW WINDS 20 TO 25 KT. SEAS 
TO 8 FT.

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

CONVECTION VALID AT 1500 UTC SAT FEB 20...

.SCATTERED MODERATE FROM 04N TO 13N BETWEEN 111W AND 120W AND 
WITHIN 60 NM OF 08N123W.

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
TROUGH EXTENDS FROM 08N78W TO 07N86W TO 03N91W TO 01N102W. ITCZ 
EXTENDS FROM 01N102W TO 01N112W TO 03N121W TO 02N130W AND TO 
BEYOND 02N140W. NO SIGNIFICANT CONVECTION IS NOTED.

$$
.FORECASTER AGUIRRE. NATIONAL HURRICANE CENTER.