000
FZPN03 KNHC 260310
HSFEP2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
0430 UTC MON FEB 26 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 0000 UTC MON FEB 26.
24 HOUR FORECAST VALID 0000 UTC TUE FEB 27.
48 HOUR FORECAST VALID 0000 UTC WED FEB 28.

.WARNINGS.

...ASHFALL ADVISORY...FUEGO VOLCANO NEAR POSITION 14.3N 90.9W IS 
CURRENTLY ERUPTING. PLUME OF VOLCANIC ASH MAY REACH TO THE 
SURFACE. LOW LEVEL VISIBILITY MAY BE REDUCED TO 6 NM OR LESS N 
OF 13.5N 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.

.FROM 16N TO 22N BETWEEN 135W AND 140W NE WINDS 20 TO 25 KT. 
SEAS 9 TO 11 FT. ELSEWHERE WITHIN AREA BOUNDED BY 27N140W TO 
10N115W TO 07N140W TO 27N140W WINDS 20 KT OR LESS. SEAS TO 10 FT 
PRIMARILY IN MIXED SWELL.
.24 HOUR FORECAST WITHIN AREA BOUNDED BY 25N140W TO 14N128W TO 
12N140W TO 25N140W NE WINDS 20 TO 25 KT. SEAS 9 TO 11 FT. 
ELSEWHERE WITHIN AREA BOUNDED BY 27N140W TO 25N130W TO 10N122W 
TO 08N140W TO 27N140W WINDS 20 KT OR LESS. SEAS TO 10 FT 
PRIMARILY IN MIXED SWELL.  
.48 HOUR FORECAST WITHIN AREA BOUNDED BY 22N140W TO 14N122W TO 
09N140W TO 22N140W NE WINDS 20 TO 25 KT. SEAS 9 TO 13 FT. 
ELSEWHERE WITHIN AREA BOUNDED BY 24N140W TO 24N130W TO 13N120W 
TO 05N140W TO 24N140W WINDS 20 KT OR LESS. SEAS TO 10 FT 
PRIMARILY IN MIXED SWELL.  

.FROM 29N TO 30N BETWEEN 119W AND 124W WINDS 20 KT OR LESS. SEAS 
TO 8 FT IN N SWELL. 
.24 HOUR FORECAST FROM 27.5N TO 30N BETWEEN 119W AND 126W WINDS 
20 KT OR LESS. SEAS TO 8 FT IN N SWELL. 
.36 HOUR FORECAST FROM 29N TO 30N BETWEEN 120W AND 125W NW WINDS 
20 TO 25 KT. SEAS 11 FT. ELSEWHERE FROM 27N TO 30N BETWEEN 119W 
AND 137W WINDS 20 KT OR LESS. SEAS TO 10 FT PRIMARILY IN NW 
SWELL. 
.48 HOUR FORECAST FROM 29N TO 30N BETWEEN 118W AND 125W NW WINDS 
20 TO 25 KT. SEAS 10 TO 15 FT IN NW SWELL. ELSEWHERE FROM 24N TO 
30N BETWEEN 115W AND 140W WINDS 20 KT OR LESS. SEAS TO 10 FT 
PRIMARILY IN NW SWELL.  

.FROM 10N TO 12N E OF 88W...INCLUDING THE GULF OF PAPAGAYO... 
NE TO E WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT.
.24 HOUR FORECAST LITTLE CHANGE.
.48 HOUR FORECAST LITTLE CHANGE.

.24 HOUR FORECAST GULF OF CALIFORNIA FROM 30N TO 31.5N S TO SW 
WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT. 
.48 HOUR FORECAST COLD FRONT FROM 31N113W TO 30N114.5W. NW OF 
FRONT NW WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT. N OF 29.5N E OF 
FRONT SW 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 0300 UTC MON FEB 26...

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
SURFACE TROUGH FROM 08N82W TO 01N97W. ITCZ FROM 01N97W TO 
09N120W TO 06N140W. SCATTERED MODERATE ISOLATED STRONG WITHIN 75 
NM OF 0.5N90W. SCATTERED MODERATE WITHIN 150 NM OF LINE FROM 
10.5N122W TO 10N130W. 

$$
.FORECASTER NELSON. NATIONAL HURRICANE CENTER.