000
FZPN03 KNHC 180842
HSFEP2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
1030 UTC THU FEB 18 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 0600 UTC THU FEB 18.
24 HOUR FORECAST VALID 0600 UTC FRI FEB 19.
48 HOUR FORECAST VALID 0600 UTC SAT FEB 20.

.WARNINGS.

...GALE WARNING...
.24 HOUR FORECAST WITHIN 15N94W TO 15N96W TO 16N96W TO 16N95W TO
16N94W TO 15N94W...INCLUDING THE GULF OF TEHUANTEPEC... N WINDS
20 TO 35 KT. SEAS BUILDING TO 8 FT.
.48 HOUR FORECAST WITHIN 14N94W TO 13N95W TO 13N97W TO 16N95W TO
16N94W TO 14N94W...INCLUDING THE GULF OF TEHUANTEPEC... N TO NE 
WINDS 30 TO 45 KT. SEAS 13 TO 21 FT. ELSEWHERE WITHIN 11N95W TO 
11N97W TO 13N99W TO 16N95W TO 15N93W TO 11N95W N TO NE WINDS 20 
TO 30 KT. SEAS 11 TO 15 FT. REMAINDER AREA WITHIN 09N95W TO 
11N100W TO 14N100W TO 16N95W TO 13N91W TO 09N95W WINDS 20 KT OR 
LESS. SEAS 8 TO 11 FT IN N TO NE SWELL.

.SYNOPSIS AND FORECAST.

.WITHIN 22N111W TO 19N116W TO 22N126W TO 30N127W TO 30N116W TO
22N111W WINDS 20 KT OR LESS. SEAS 8 TO 11 FT IN NW SWELL.
.24 HOUR FORECAST WITHIN 24N115W TO 24N116W TO 25N117W TO 
28N117W TO 27N115W TO 24N115W N TO NE WINDS 20 TO 25 KT. SEAS 8 
TO 9 FT. ELSEWHERE WITHIN 23N111W TO 20N115W TO 21N121W TO 
24N122W TO 27N116W TO 23N111W WINDS 20 KT OR LESS. SEAS 8 FT IN
NW SWELL.
.42 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.

.WITHIN 07N131W TO 06N140W TO 12N140W TO 12N135W TO 07N131W
WINDS 20 KT OR LESS. SEAS 8 TO 9 FT IN NW SWELL.
.24 HOUR FORECAST WITHIN 04N138W TO 04N140W TO 10N140W TO 
09N138W TO 07N137W TO 04N138W WINDS 20 KT OR LESS. SEAS 8 TO 9 
FT IN NW SWELL.
.48 HOUR FORECAST WITHIN 11N137W TO 10N138W TO 10N140W TO 
15N140W TO 14N138W TO 11N137W WINDS 20 KT OR LESS. SEAS 8 TO 9 
FT IN NW SWELL.

.WITHIN 11N86W TO 10N86W TO 10N87W TO 12N87W TO 12N86W TO
11N86W...INCLUDING THE GULF OF PAPAGAYO... NE TO E WINDS 20 TO
25 KT. SEAS LESS THAN 8 FT.
.24 HOUR FORECAST WITHIN 11N86W TO 10N87W TO 11N88W TO 12N87W TO
12N86W TO 11N86W...INCLUDING THE GULF OF PAPAGAYO... NE TO E
WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT.
.48 HOUR FORECAST WITHIN 11N86W TO 10N86W TO 10N88W TO 11N88W TO
12N86W TO 11N86W...INCLUDING THE GULF OF PAPAGAYO... NE WINDS 20
TO 25 KT. SEAS LESS THAN 8 FT.

.06 HOUR FORECAST WITHIN 30N113W TO 30N114W TO 30N115W TO
32N115W TO 31N113W TO 30N113W...INCLUDING GULF OF CALIFORNIA...
N WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT.
.24 HOUR FORECAST WITHIN 23N108W TO 23N109W TO 28N113W TO
30N113W TO 26N109W TO 23N108W...INCLUDING GULF OF CALIFORNIA...
NW TO N WINDS 20 TO 30 KT. SEAS LESS THAN 8 FT.
.48 HOUR FORECAST 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 0840 UTC THU FEB 18...

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
SURFACE TROUGH FROM 08N78W TO 07N88W TO 02N99W. ITCZ FROM 02N99W
TO 05N115W TO 03N140W. SCATTERED MODERATE ISOLATED STRONG FROM 
08N TO 12N BETWEEN 110W AND 120W.

$$
.FORECASTER AL. NATIONAL HURRICANE CENTER.