High Seas Forecast
Issued by NWS

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000
FZPN03 KNHC 240922
HSFEP2

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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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

.WARNINGS.

...GALE WARNING...
.WITHIN 30 NM OF LINE FROM 16N95W TO 15N95W TO 14N96W...
INCLUDING THE GULF OF TEHUANTEPEC...N TO NE WINDS 30 TO 35 KT.
SEAS 10 TO 13 FT. ELSEWHERE WITHIN 75 NM OF LINE FROM 16N95W TO
14N96W TO 12N97W N TO NE WINDS 20 TO 30 KT. SEAS 8 TO 11 FT.
REMAINDER OF AREA FROM 09N TO 13N BETWEEN 94W AND 100W WINDS 20
KT OR LESS. SEAS 8 TO 10 FT PRIMARILY IN NE SWELL.
.12 HOUR FORECAST WITHIN 45 NM OF LINE FROM 16N95W TO 15N95W TO
12N98W...INCLUDING THE GULF OF TEHUANTEPEC...N TO NE WINDS 20 TO
30 KT. SEAS 9 TO 12 FT. ELSEWHERE FROM 10N TO 12N BETWEEN 94W
AND 100W...AND FROM 08N TO 10N BETWEEN 98W AND 101W WINDS 20 KT
OR LESS. SEAS 8 TO 9 FT IN MIXED NE AND SW SWELL.
.24 HOUR FORECAST N OF 14.5N BETWEEN 94.5W AND 95.5W...INCLUDING
THE GULF OF THE GULF OF TEHUANTEPEC...N WINDS 20 TO 25 KT. SEAS
8 FT.
.36 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.

.SYNOPSIS AND FORECAST.

.STATIONARY FRONT NEAR 30N140W. W OF LINE FROM 30N123W TO
14N140W WINDS 20 KT OR LESS. SEAS 8 TO 11 FT IN NW SWELL...
EXCEPT 10 TO 14 FT FROM 20N TO 27N W OF 134W.
.24 HOUR FORECAST COLD FRONT FROM 30N136W TO 22N140W. W OF FRONT
WINDS 20 KT OR LESS. SEAS TO 9 FT IN NW SWELL. N OF 26N E OF
FRONT TO A LINE FROM 30N133W TO 26N136W S TO SW WINDS 20 TO 25
KT. SEAS TO 9 FT. ELSEWHERE W OF A LINE FROM 22N140W TO 23N124W
TO 16N130W TO 06N140W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT
PRIMARILY IN NW SWELL...HIGHEST NEAR 13N138W.
.30 HOUR FORECAST COLD FRONT FROM 30N134W TO 19N140W. SECONDARY
FRONT FROM 30N138W TO 27N140W. NW OF SECONDARY FRONT NW WINDS 20
TO 25 KT. SEAS 8 TO 10 FT. ELSEWHERE N OF 26N WEST OF PRIMARY
FRONT WINDS 20 KT OR LESS. SEAS 8 FT IN NW SWELL. N OF 28N E OF
PRIMARY FRONT TO A LINE FROM 30N132W TO 28N134W S TO SW WINDS 20
TO 25 KT. SEAS TO 8 FT.
.48 HOUR FORECAST PRIMARY COLD FRONT FROM 30N129W TO 20N139W.
SECONDARY COLD FRONT FROM 30N134W TO 26N140W. NW OF LINE 30N134W
TO 23N140W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN NW SWELL.
FROM 10N TO 15N W OF 135W...AND S OF 10N W OF 125W WINDS 20 KT
OR LESS. SEAS 8 TO 9 FT IN NW SWELL.

.FROM 10N TO 11N E OF 87W...INCLUDING THE GULF OF PAPAGAYO...NE
WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT.
.18 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.
.24 HOUR FORECAST FROM 10N TO 11N E OF 88W...INCLUDING THE GULF
OF PAPAGAYO...NE WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT.
.36 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.
.48 HOUR FORECAST FROM 10N TO 11N E OF 87W...INCLUDING THE GULF
OF PAPAGAYO...NE 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 NOV 24...

. SURFACE TROUGH FROM 15N114W TO 10N119W...ISOLATED MODERATE
NEAR 19N119...AND NEAR 08N119W.

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
THE MONSOON TROUGH EXTENDS FROM 09N84W TO 08N90W TO 07N101W. THE
ITCZ CONTINUES FROM 07N101W TO 11N117W TO 10N130W TO 09N135W TO
BEYOND 10N140W. SCATTERED MODERATE IS OCCURRING FROM 08N TO 10N
BETWEEN 130W AND 133W.

$$
.FORECASTER GR. NATIONAL HURRICANE CENTER.



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