000
FZPN03 KNHC 221606
HSFEP2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
1630 UTC THU FEB 22 2018

SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 THU FEB 22.
24 HOUR FORECAST VALID 1200 UTC FRI FEB 23.
48 HOUR FORECAST VALID 1200 UTC SAT FEB 24.

.WARNINGS.

...ASHFALL ADVISORY...
FUEGO VOLCANO AT POSITION 14.3N 90.9W IS CURRENTLY ERUPTING. 
PLUME OF VOLCANIC ASH MAY REACH TO THE SURFACE THROUGH EARLY THU 
MORNING N OF 14N E OF 93W. LOW LEVEL VISIBILITY MAY BE REDUCED TO
1 NM OR LESS. MARINERS SHOULD EXERCISE CAUTION. IF MARINERS 
ENCOUNTER VOLCANIC ASH...THEY ARE ENCOURAGED TO REPORT THE 
OBSERVATION TO THE NATIONAL WEATHER SERVICE BY CALLING 
305-229-4425.

.SYNOPSIS AND FORECAST.

.GULF OF PAPAGAYO WITHIN AREA BOUNDED BY 12N87W TO 11N86W TO 
10N87W TO 09N90W TO 11N92W TO 12N91W TO 12N87W NE TO E WINDS 20 
TO 30 KT. SEAS 8 TO 10 FT.
.24 HOUR FORECAST LITTLE CHANGE.
.48 HOUR FORECAST GULF OF PAPAGAYO WITHIN AREA BOUNDED BY 
11N86W TO 10N86W TO 10N88W TO 11N88W TO 12N87W TO 12N86W TO 
11N86W NE TO E WINDS 20 TO 25 KT. SEAS TO 8 FT.

.WITHIN AREA BOUNDED BY 17N119W TO 11N126W TO 09N134W TO 
12N140W TO 21N140W TO 19N135W TO 17N119W NE TO E WINDS 20 TO 25 
KT. SEAS 10 TO 13 FT IN MIXED NE AND NW SWELL. ELSEWHERE WITHIN
AREA BOUNDED BY 18N108W TO 12N111W TO 07N123W TO 08N140W TO 
29N140W TO 23N119W TO 18N108W WINDS 20 KT OR LESS. SEAS 8 TO 10 
FT IN MIXED NE AND NW SWELL.
.24 HOUR FORECAST WITHIN AREA BOUNDED BY 17N122W TO 15N118W TO 
13N129W TO 14N140W TO 17N140W TO 17N128W TO 17N122W NE TO E WINDS
20 TO 25 KT. SEAS 9 TO 12 FT IN MIXED NE AND NW SWELL. ELSEWHERE 
WITHIN AREA BOUNDED BY 16N111W TO 11N108W TO 05N117W TO 05N140W 
TO 27N140W TO 16N111W WINDS 20 KT OR LESS. SEAS 8 TO 11 FT IN
MIXED NE AND NW SWELL.
.48 HOUR FORECAST WITHIN AREA BOUNDED BY 16N121W TO 13N123W TO 
11N133W TO 14N140W TO 19N140W TO 16N133W TO 16N121W NE TO E WINDS
20 TO 25 KT. SEAS 9 TO 12 FT IN MIXED NE AND NW SWELL. ELSEWHERE
WITHIN AREA BOUNDED BY 27N129W TO 12N111W TO 08N126W TO 01N134W 
TO 01N140W TO 27N140W TO 27N129W WINDS 20 KT OR LESS. SEAS 8 TO 
10 FT IN MIXED NE AND NW SWELL.

.18 HOUR FORECAST GULF OF TEHUANTEPEC N OF 15N BETWEEN 94.5W AND
95.5W NW TO N WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT.
.24 HOUR FORECAST LITTLE CHANGE.
.30 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS 
LESS THAN 8 FT.

.30 HOUR FORECAST N OF 29N E OF 117W NW TO N WINDS 20 TO 25 KT.
SEAS TO 8 FT.
.36 HOUR FORECAST WITHIN AREA BOUNDED BY 30N125W TO 30N115W TO
27N113W TO 30N125W...INCLUDING SEBASTIAN VIZCAINO BAY...NW TO N
WINDS 20 TO 25 KT. SEAS 8 TO 9 FT.
.48 HOUR FORECAST FROM 23N TO 27N E OF 118W NW TO N WINDS 20 TO
25 KT. SEAS 8 TO 9 FT. ELSEWHERE WITHIN AREA BOUNDED BY 29N118W 
TO 24N113W TO 23N114W TO 23N124W TO 28N131W TO 30N132W TO 
29N118W WINDS 20 KT OR LESS. SEAS 8 TO 11 FT IN W TO NW SWELL. 

.36 HOUR FORECAST GULF OF CALIFORNIA N OF 31N NW WINDS 20 TO 25
KT. SEAS LESS THAN 8 FT.
.42 HOUR FORECAST GULF OF CALIFORNIA N OF 29.5N NW TO N WINDS 20
TO 25 KT. SEAS LESS THAN 8 FT.
.48 HOUR FORECAST GULF OF CALIFORNIA N OF 25.5N W OF 110W NW TO N
WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT.

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

CONVECTION VALID AT 1500 UTC THU FEB 22...

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
TROUGH AXIS EXTENDS FROM 09N83W TO 02N100W. ITCZ AXIS EXTENDS 
FROM 02N100W TO 04N120W TO 06N140W. SCATTERED MODERATE WITHIN 
AREA BOUNDED BY 14N125W TO 07N124W TO 07N133W TO 09N140W TO 
13N140W TO 12N132W TO 14N125W.

$$
.FORECASTER LEWITSKY. NATIONAL HURRICANE CENTER.