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NOAA NOAA United States Department of Commerce

High Seas Forecast (Tropical NE Pacific)



000
FZPN03 KNHC 240904
HSFEP2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
1030 UTC SAT FEB 24 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 SAT FEB 24.
24 HOUR FORECAST VALID 0600 UTC SUN FEB 25.
48 HOUR FORECAST VALID 0600 UTC MON FEB 26.

.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 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 20N140W TO 15N117W TO 14N140W TO 20N140W 
NE WINDS 20 TO 25 KT. SEAS 9 TO 11 FT. ELSEWHERE WITHIN AREA 
BOUNDED BY 26N140W TO 15N110W TO 05N140W TO 26N140W WINDS 20 KT 
OR LESS. SEAS TO 10 FT PRIMARILY IN MIXED NE AND NW SWELL.
.24 HOUR FORECAST WITHIN 150 NM OF LINE FROM 15N140W TO 17N122W 
NE WINDS 20 TO 25 KT. SEAS 9 TO 11 FT. ELSEWHERE WITHIN AREA 
BOUNDED BY 30N127W TO 30N119W TO 26N115W TO 10N115W TO 06N140W 
TO 27N140W TO 30N127W WINDS 20 KT OR LESS. SEAS TO 10 FT 
PRIMARILY IN MIXED NE AND NW SWELL. 
.48 HOUR FORECAST FROM 17N TO 27N BETWEEN 137W AND 140W NE WINDS 
20 TO 25 KT. SEAS TO 10 FT. ELSEWHERE WITHIN AREA BOUNDED BY 
27N140W TO 12N116W TO 07N140W TO 27N140W WINDS 20 KT OR LESS. 
SEAS TO 10 FT PRIMARILY IN MIXED NE AND NW SWELL. FROM 29N TO 
30N BETWEEN 121W AND 128W WINDS 20 KT OR LESS. SEAS TO 8 FT.  

.WITHIN 75 NM OF LINE FROM 12N87W TO 11N89W...INCLUDING THE   
GULF OF PAPAGAYO...NE TO E WINDS 20 TO 25 KT. SEAS TO 8 FT.
.24 HOUR FORECAST LITTLE CHANGE.
.48 HOUR FORECAST WITHIN 30 NM OF LINE FROM 12N86W TO 11N88W... 
INCLUDING THE GULF OF PAPAGAYO...NE TO E WINDS 20 TO 25 KT. SEAS 
LESS THAN 8 FT. 

.N OF 25N WITHIN 75 NM W OF BAJA CALIFORNIA PENINSULA... 
INCLUDING SEBASTIAN VIZCAINO BAY...NW TO N WINDS 20 TO 25 KT. 
SEAS TO 10 FT. ELSEWHERE WITHIN AREA BOUNDED BY 30N127W TO 
30N116W TO 27N115W TO 30N127W WINDS 20 KT OR LESS. SEAS TO 10 FT 
PRIMARILY IN NW SWELL.
.06 HOUR FORECAST FROM 24N TO 28N WITHIN 180 NM W OF BAJA 
CALIFORNIA PENINSULA N WINDS 20 TO 25 KT. SEAS TO 10 FT. 
ELSEWHERE WITHIN AREA BOUNDED BY 30N130W TO 30N116W TO 24N112W 
TO 30N130W WINDS 20 KT OR LESS. SEAS TO 10 FT PRIMARILY IN NW 
SWELL.
.24 HOUR FORECAST CONDITIONS MERGE.

.GULF OF CALIFORNIA N OF 30N NW TO N WINDS 20 TO 25 KT. SEAS 
LESS THAN 8 FT.
.12 HOUR FORECAST GULF OF CALIFORNIA FROM 25N TO 28N NW WINDS 20 
TO 25 KT. SEAS LESS THAN 8 FT.
.24 HOUR FORECAST GULF OF CALIFORNIA S OF 28.5N NW WINDS 20 TO 
25 KT. SEAS TO 8 FT.
.30 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 0900 UTC SAT FEB 24...

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
SURFACE TROUGH AXIS EXTENDS FROM 03N90W TO 03N112W. ITCZ AXIS 
EXTENDS FROM 03N112W TO 02N123W TO 05N130W TO 07N140W. SCATTERED 
MODERATE ISOLATED STRONG WITHIN AREA BOUNDED BY 17N122W TO 
13N105W TO 03N135W TO 17N122W.

$$
.FORECASTER NELSON. NATIONAL HURRICANE CENTER.