High Seas Forecast
Issued by NWS

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383
FZPN03 KNHC 230215
HSFEP2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
0430 UTC THU MAR 23 2017

SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 THU MAR 23.
24 HOUR FORECAST VALID 0000 UTC FRI MAR 24.
48 HOUR FORECAST VALID 0000 UTC SAT MAR 25.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.COLD FRONT FROM 30N115W TO 21N130W. WITHIN AREA BOUNDED BY
30N133W TO 30N120W TO 24N125W TO 18N133W TO 18N140W TO 22N140W TO
30N133W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN NW SWELL. FROM
22N TO 27N BETWEEN THE BAJA CALIFORNIA PENINSULA AND 114.5W NW TO
N WINDS 20 TO 25 KT. SEAS TO 8 FT.
.24 HOUR FORECAST DISSIPATING COLD FRONT FROM 23N106W TO 18N111W.
CONDITIONS MERGE.

.FROM 08N TO 12N W OF 135W NE WINDS 20 TO 25 KT. SEAS 9 TO 10 FT.
ELSEWHERE WITHIN AREA BOUNDED BY 16N140W TO 15N120W TO 07N117W TO
05N140W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN MIXED NE AND NW
SWELL.
.24 HOUR FORECAST WITHIN AREA BOUNDED BY 28N113W TO 22N110W TO
20N110W TO 08N125W TO 08N140W TO 13N140W TO 28N113W N TO NE WINDS
20 TO 25 KT. SEAS 9 TO 11 FT. ELSEWHERE WITHIN AREA BOUNDED BY
30N123W TO 30N115W TO 19N109W TO 04N120W TO 05N140W TO 20N140W TO
30N123W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN MIXED NE AND NW
SWELL.
.48 HOUR FORECAST FROM 07N TO 13N W OF 135W NE WINDS 20 TO 25 KT.
SEAS 9 TO 11 FT. ELSEWHERE WITHIN AREA BOUNDED BY 19N140W TO
23N114W TO 20N112W TO 03N117W TO 04N140W TO 19N140W WINDS 20 KT
OR LESS. SEAS 8 TO 10 FT IN MIXED NE AND NW SWELL.

.N OF 15N BETWEEN 94.5W AND 95.5W...INCLUDING THE GULF OF
TEHUANTEPEC...N WINDS 20 TO 25 KT. SEAS BUILDING TO 8 FT.
.12 HOUR FORECAST WITHIN 45 NM EITHER SIDE OF A LINE FROM 16N95W
TO 15N95W TO 13.5N95.5W...INCLUDING THE GULF OF TEHUANTEPEC...N
TO NE WINDS 20 TO 30 KT. SEAS 8 TO 10 FT.
.24 HOUR FORECAST N OF 15N BETWEEN 94.5W AND 95.5W...INCLUDING
THE GULF OF TEHUANTEPEC...N WINDS 20 TO 25 KT. SEAS BUILDING TO
8 FT.
.42 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.

.03 HOUR FORECAST GULF OF CALIFORNIA COLD FRONT FROM 31N113W TO
30.5N115W. S OF FRONT TO 29N SW TO W WINDS 20 TO 25 KT. SEAS LESS
THAN 8 FT.
.12 HOUR FORECAST GULF OF CALIFORNIA COLD FRONT DIFFUSE. FROM 29N
TO 30.5N W WINDS 20 TO 30 KT. SEAS TO 8 FT. ELSEWHERE N OF 26.5N
NW TO N WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT.
.24 HOUR FORECAST GULF OF CALIFORNIA FROM 22N TO 27.5N NW TO N
WINDS 20 TO 25 KT. SEAS TO 8 FT.
.48 HOUR FORECAST GULF OF CALIFORNIA FROM 23N TO 27N NW TO N
WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT.

.03 HOUR FORECAST WITHIN 45 NM EITHER SIDE OF A LINE FROM 11N86W
TO 10N88W...INCLUDING THE GULF OF PAPAGAYO...NE TO E WINDS 20 TO
25 KT. SEAS BUILDING TO 8 FT.
.21 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.
.27 HOUR FORECAST FROM 10N TO 11.5N E OF 88W...INCLUDING THE GULF
OF PAPAGAYO...NE TO E WINDS 20 TO 25 KT. SEAS BUILDING TO 8 FT.
.45 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.

.24 HOUR FORECAST COLD FRONT APPROACHING 30N140W. W OF A LINE
FROM 30N139W TO 29N140W WINDS 20 KT OR LESS. SEAS 8 TO 9 FT IN NW
SWELL.
.48 HOUR FORECAST COLD FRONT FROM 30N131W TO 26N140W. W OF A
LINE FROM 30N130W TO 27N140W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT
IN NW SWELL.

.REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.

CONVECTION VALID AT 0200 UTC THU MAR 23...

.TROUGH FROM 08N89W TO 02N93W...SCATTERED MODERATE FROM 03N TO
05N WITHIN 60 NM W OF TROUGH.

.TROUGH S OF AREA...SCATTERED MODERATE ISOLATED STRONG S OF 02S
BETWEEN 102W AND 120W.

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
TROUGH AXIS EXTENDS FROM 05N112W TO 03N125W. ITCZ AXIS EXTENDS
FROM 03N125W TO 05N140W. NO SIGNIFICANT CONVECTION.

$$
.FORECASTER LEWITSKY. NATIONAL HURRICANE CENTER.



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