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High Seas Forecast (Tropical NE Pacific)



000
FZPN03 KNHC 230909
HSFEP2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
1030 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 0600 UTC FRI FEB 23.
24 HOUR FORECAST VALID 0600 UTC SAT FEB 24.
48 HOUR FORECAST VALID 0600 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. LOW LEVEL 
VISIBILITY MAY BE REDUCED TO 3 NM OR LESS N OF 14N E OF 93W. 
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.

.WITHIN AREA BOUNDED BY 22N140W TO 16N116W TO 12N140W TO 21N140W 
NE WINDS 20 TO 25 KT. SEAS 9 TO 11 FT. ELSEWHERE WITHIN AREA 
BOUNDED BY 26N140W TO 15N108W TO 06N140W TO 26N140W WINDS 20 KT 
OR LESS. SEAS TO 10 FT PRIMARILY IN MIXED NE AND NW SWELL.
.24 HOUR FORECAST WITHIN AREA BOUNDED BY 20N140W TO 16N115W TO 
12N140W TO 20N140W NE WINDS 20 TO 25 KT. SEAS 9 TO 11 FT. 
ELSEWHERE WITHIN AREA BOUNDED BY 26N140W TO 16N110W TO 04N140W 
TO 26N140W WINDS 20 KT OR LESS. SEAS TO 10 FT PRIMARILY IN MIXED 
NE AND NW SWELL. 
.48 HOUR FORECAST WITHIN AREA BOUNDED BY 21N140W TO 14N123W TO 
13N140W TO 21N140W NE WINDS 20 TO 25 KT. SEAS 9 TO 11 FT. 
ELSEWHERE WITHIN AREA BOUNDED BY 30N128W TO 30N119W TO 10N115W 
TO 06N140W TO 25N140W TO 30N128W WINDS 20 KT OR LESS. SEAS TO 10 
FT PRIMARILY IN MIXED SWELL. 

.N OF 14.5N BETWEEN 94.5W AND 96.5W...INCLUDING THE GULF OF 
TEHUANTEPEC...N WINDS 20 TO 25 KT. SEAS TO 8 FT.
.12 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS 
LESS THAN 8 FT.

.WITHIN 90 NM OF LINE FROM 12N86W TO 10N91W...INCLUDING THE GULF 
OF PAPAGAYO...NE WINDS 20 TO 25 KT. SEAS TO 8 FT.
.24 HOUR FORECAST LITTLE CHANGE.
.48 HOUR FORECAST WITHIN 30 NM OF LINE FROM 11N86W TO 11N89W... 
INCLUDING THE GULF OF PAPAGAYO...NE WINDS 20 TO 25 KT. SEAS LESS 
THAN 8 FT.  

.12 HOUR FORECAST WITHIN AREA BOUNDED BY 30N123W TO 30N117W TO 
29N120W TO 30N123W WINDS 20 KT OR LESS. SEAS TO 9 FT PRIMARILY 
IN NW SWELL.
.18 HOUR FORECAST FROM 27N TO 30N WITHIN 60 NM W OF PACIFIC 
COAST OF BAJA CALIFORNIA..INCLUDING SEBASTIAN VIZCAINO BAY...NW 
TO N WINDS 20 TO 25 KT. SEAS TO 9 FT. ELSEWHERE WITHIN AREA 
BOUNDED BY 30N125W TO 30N116W TO 27N114W TO 30N125W WINDS 20 KT 
OR LESS. SEAS TO 10 FT PRIMARILY IN NW SWELL.
.24 HOUR FORECAST FROM 25N TO 30N WITHIN 60 NM W OF PACIFIC 
COAST OF BAJA CALIFORNIA..INCLUDING SEBASTIAN VIZCAINO BAY...NW 
TO N WINDS 20 TO 25 KT. SEAS TO 9 FT. ELSEWHERE WITHIN AREA 
BOUNDED BY 30N128W TO 30N116W TO 26N114.5W TO 30N128W WINDS 20 
KT OR LESS. SEAS TO 10 FT PRIMARILY IN NW SWELL.
.30 HOUR FORECAST FROM 24N TO 27N WITHIN 180 NM W OF PACIFIC 
COAST OF BAJA CALIFORNIA N WINDS 20 TO 25 KT. SEAS TO 9 FT. 
ELSEWHERE WITHIN AREA BOUNDED BY 30N130W TO 30N116W TO 24N113W 
TO 30N130W WINDS 20 KT OR LESS. SEAS TO 11 FT PRIMARILY IN NW 
SWELL.
.36 HOUR FORECAST WITHIN AREA BOUNDED BY 30N130W TO 30N117W TO 
22N112W TO 30N130W WINDS 20 KT OR LESS. SEAS TO 10 FT PRIMARILY 
IN NW SWELL. 
.48 HOUR FORECAST CONDITIONS MERGE. 

.18 HOUR FORECAST GULF OF CALIFORNIA N OF 30N NW TO N WINDS 20 
TO 25 KT. SEAS LESS THAN 8 FT.
.24 HOUR FORECAST LITTLE CHANGE. 
.30 HOUR FORECAST GULF OF CALIFORNIA FROM 24N TO 28N NW TO N 
WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT.
.42 HOUR FORECAST GULF OF CALIFORNIA S OF 28N NW TO N WINDS 20 
TO 25 KT. SEAS TO 8 FT.
.48 HOUR FORECAST GULF OF CALIFORNIA BETWEEN 24N AND 27N 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 0900 UTC FRI FEB 23...

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
TROUGH FROM 10N84W TO 04N93W. ITCZ AXIS FROM 04N93W TO 03N102W 
TO 07N140W. ISOLATED MODERATE TO STRONG WITHIN AREA BOUNDED BY 
12N140W TO 14N105W TO 03N120W TO 06N140W TO 12N140W.

$$
.FORECASTER NELSON. NATIONAL HURRICANE CENTER.