000
FZPN03 KNHC 262135
HSFEP2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
2230 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 1800 UTC MON FEB 26.
24 HOUR FORECAST VALID 1800 UTC TUE FEB 27.
48 HOUR FORECAST VALID 1800 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 13N BETWEEN 91W AND 92W. 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 09N TO 27W OF 130W NE WINDS 20 TO 25 KT. SEAS 8 TO 11 FT. 
FROM 10N TO 15N BETWEEN 123W AND 130W NE WINDS 20 TO 25 KT. SEAS 
TO 9 FT. ELSEWHERE W OF A LINE FROM 27N140W TO 12N117W TO 
07N140W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN MIXED NE AND NW 
SWELL.
.24 HOUR FORECAST W OF A LINE FROM 25N140W TO 21N130W TO 13N120W 
TO 07N140W NE WINDS 20 TO 25 KT. SEAS 8 TO 13 FT PRIMARILY IN NE 
SWELL.  
.48 HOUR FORECAST FROM 08N TO 24N W OF 130W...AND FROM 10N TO 
22N BETWEEN 115W AND 130W NE WINDS 20 TO 25 KT. SEAS 8 TO 13 
FT...HIGHEST W OF 130W. ELSEWHERE W OF A LINE FROM 20N120W TO 
12N115W TO 04N140W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT 
PRIMARILY IN NE SWELL.  

.FROM 28.5N TO 30N BETWEEN 120W AND 128W WINDS 20 KT OR LESS. 
SEAS TO 8 FT IN N SWELL. 
.24 HOUR FORECAST COLD FRONT FROM 31N115W TO 24N124W TO 25N132W.
N OF FRONT NW TO N WINDS 20 TO 25 KT. SEAS 8 TO 13 FT IN NW 
SWELL...HIGHEST ALONG 30N. ELSEWHERE N OF 25N BETWEEN 118W AND 
140W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN NW TO N SWELL. 
.48 HOUR FORECAST COLD FRONT E OF AREA. N OF 20N W OF 115W WINDS 
20 KT OR LESS. SEAS 8 TO 12 FT IN NW TO N SWELL...HIGHEST N OF 
25N BETWEEN 118W AND 124W.

.06 HOUR FORECAST 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 WITHIN 30 NM OF LINE FROM 11N86W TO 10N88W... 
INCLUDING THE GULF OF PAPAGAYO...NE TO E WINDS 20 TO 25 KT. SEAS 
LESS THAN 8 FT.
.30 HOUR FORECAST FROM 09.5N TO 11N E OF 89W...INCLUDING THE 
GULF OF PAPAGAYO...NE TO E WINDS 20 TO 25 KT. SEAS TO 8 FT.
.48 HOUR FORECAST WITHIN 30 NM OF LINE FROM 11N86W TO 10N89W... 
INCLUDING THE GULF OF PAPAGAYO...NE TO E WINDS 20 TO 25 KT. SEAS 
TO 8 FT.

.12 HOUR FORECAST GULF OF CALIFORNIA LOW PRES NEAR 31N114W 1009 
MB. WITHIN 60 NM SE SEMICIRCLE OF LOW SW WINDS 20 TO 25 KT. SEAS 
LESS THAN 8 FT. 
.24 HOUR FORECAST COLD FRONT FROM 31N115W TO 24N124W TO 25N132W. 
SE OF COLD FRONT TO 30N SW WINDS 20 TO 25 KT. SEAS LESS THAN 8 
FT. 
.30 HOUR FORECAST COLD FRONT FROM 31N113W TO 30N115W. NW OF 
FRONT NW WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT. S OF FRONT TO 
29.5N SW WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT.  
.48 HOUR FORECAST COLD FRONT E OF AREA. FROM 23N TO 27M 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 2100 UTC MON FEB 26...

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
THE ITCZ EXTENDS FROM 05N85W TO 03N100W TO 06N110W TO 08N120W TO 
08N140W. A CLUSTER OF MODERATE TO ISOLATED STRONG CONVECTION IS 
NOTED FROM 10N TO 12N BETWEEN 124W AND 130W. THE MONSOON TROUGH 
IS NOT EVIDENT AT THIS TIME.

$$
.FORECASTER GR. NATIONAL HURRICANE CENTER.