000
FZPN03 KNHC 232048
HSFEP2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
2230 UTC FRI FEB 23 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 1800 UTC FRI FEB 23.
24 HOUR FORECAST VALID 1800 UTC SAT FEB 24.
48 HOUR FORECAST VALID 1800 UTC SUN FEB 25.

.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
SATURDAY N OF 14N E OF 92W. 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 11N86W TO 10N86W TO 
09N90W TO 09N91W TO 11N92W TO 11N91W TO 11N86W NE TO E WINDS 20 
TO 25 KT. SEAS TO 8 FT.
.24 HOUR FORECAST GULF OF PAPAGAYO FROM 10.5N TO 11.5N E OF 88W
NE TO E WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT.
.48 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS 
LESS THAN 8 FT.

.N OF 27.5N WITHIN 60 NM W OF BAJA CALIFORNIA PENINSULA...
INCLUDING SEBASTIAN VIZCAINO BAY...NW TO N WINDS 20 TO 25 KT. 
SEAS 8 TO 10 FT. ELSEWHERE WITHIN AREA BOUNDED BY 30N117W TO 
28N123W TO 28N127W TO 30N126W TO 30N117W WINDS 20 KT OR LESS. 
SEAS 8 TO 10 FT IN NW SWELL.
.24 HOUR FORECAST CONDITIONS MERGE.

.WITHIN AREA BOUNDED BY 18N119W TO 15N117W TO 12N131W TO 12N140W 
TO 21N140W TO 18N119W NE TO E WINDS 20 TO 25 KT. SEAS 9 TO 12 FT
IN MIXED NE AND NW SWELL. ELSEWHERE WITHIN AREA BOUNDED BY 
16N112W TO 07N115W TO 03N140W TO 25N140W TO 27N138W TO 16N112W 
WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN NE AND NW SWELL.
.24 HOUR FORECAST WITHIN AREA BOUNDED BY 18N127W TO 15N124W TO
13N127W TO 12N140W TO 20N140W TO 18N127W NE TO E WINDS 20 TO 25 
KT. SEAS 9 TO 12 FT IN MIXED NE AND NW SWELL. ELSEWHERE WITHIN 
AREA BOUNDED BY 30N116W TO 13N112W TO 04N140W TO 18N129W TO 
22N140W TO 30N136W TO 30N116W WINDS 20 KT OR LESS. SEAS 8 TO 10 
FT IN MIXED NE AND NW SWELL.
.48 HOUR FORECAST WITHIN AREA BOUNDED BY 26N140W TO 23N133W TO
16N140W TO 26N140W NE TO E WINDS 20 TO 25 KT. SEAS 9 TO 10 FT.
ELSEWHERE WITHIN AREA BOUNDED BY 30N117W TO 19N120W TO 13N114W 
TO 09N121W TO 06N140W TO 28N140W TO 30N117W WINDS 20 KT OR LESS.
SEAS 8 TO 11 FT IN MIXED NE AND NW SWELL.

.12 HOUR FORECAST GULF OF CALIFORNIA N OF 30N NW TO N WINDS 20 TO
25 KT. SEAS LESS THAN 8 FT.
.18 HOUR FORECAST GULF OF CALIFORNIA N OF 26N W OF 110.5W NW TO N
WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT.
.24 HOUR FORECAST GULF OF CALIFORNIA S OF 27.5N W OF 110W NW TO N
WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT.
.42 HOUR FORECAST CONDITIONS IMPROVE. 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 2100 UTC FRI FEB 23...

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
SURFACE TROUGH AXIS EXTENDS FROM 09N83W TO 02N100W. ITCZ AXIS 
EXTENDS FROM 02N100W TO 05N120W TO 07N140W. SCATTERED MODERATE 
CONVECTION WITHIN AREA BOUNDED BY 14N121W TO 07N121W TO 07N128W 
TO 13N135W TO 16N134W TO 20N115W TO 14N121W.

$$
.FORECASTER LEWITSKY. NATIONAL HURRICANE CENTER.