High Seas Forecast
Issued by NWS

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000
FZPN03 KNHC 190327
HSFEP2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
0430 UTC SUN NOV 19 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 SUN NOV 19.
24 HOUR FORECAST VALID 0000 UTC MON NOV 20.
48 HOUR FORECAST VALID 0000 UTC TUE NOV 21.

.WARNINGS.

...GALE WARNING...
.12 HOUR FORECAST GULF OF TEHUANTEPEC N OF 14.5N BETWEEN 94.5W
AND 95.5W N TO NE WINDS 20 TO 30 KT. SEAS TO 8 FT.
.15 HOUR FORECAST WITHIN 15 NM EITHER SIDE OF A LINE FROM 16N95W
TO 14.5N95.5W...INCLUDING THE GULF OF TEHUANTEPEC...N TO NE WINDS
30 TO 35 KT. SEAS 8 TO 10 FT. ELSEWHERE WITHIN 60 NM OF SAME LINE
N TO NE WINDS 20 TO 30 KT. SEAS TO 8 FT.
.24 HOUR FORECAST WITHIN 30 NM EITHER SIDE OF A LINE FROM 16N95W
TO 14N96W N TO NE WINDS 30 TO 40 KT. SEAS 10 TO 15 FT. ELSEWHERE
WITHIN 75 NM EITHER SIDE OF A LINE FROM 16N95W TO 13N96W N TO NE
WINDS 20 TO 30 KT. SEAS 8 TO 11 FT.
.42 HOUR FORECAST WITHIN 45 NM EITHER SIDE OF A LINE FROM 16N95W
TO 13.5N96W TO 11N100W N TO NE WINDS 20 TO 25 KT...EXCEPT TO 30
KT N OF 14.5N. SEAS 8 TO 12 FT...HIGHEST NEAR 12.5N96.5W.
ELSEWHERE WITHIN AREA BOUNDED BY 13N94W TO 16N94W TO 12N101W TO
10N101W TO 10N97W TO 11N95W TO 13N94W WINDS 20 KT OR LESS. SEAS 8
TO 10 FT IN MIXED NE AND S SWELL.
.48 HOUR FORECAST GULF OF TEHUANTEPEC N OF 15N BETWEEN 94.5W AND
95.5W N TO NE WINDS 20 TO 25 KT. SEAS TO 8 FT. ELSEWHERE WITHIN
AREA BOUNDED BY 14N96W TO 10N94W TO 08N101W TO 11N103W TO 14N96W
WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN MIXED NE AND S SWELL.

.SYNOPSIS AND FORECAST.

.GULF OF CALIFORNIA N OF 25N W OF 110W NW TO N WINDS 20 TO 30 KT.
SEAS BUILDING TO 8 FT.
.24 HOUR FORECAST GULF OF CALIFORNIA CONDITIONS IMPROVE. WINDS
20 KT OR LESS. SEAS LESS THAN 8 FT.

.WITHIN AREA BOUNDED BY 16N127W TO 18N130W TO 14N140W TO 12N137W
TO 13N126W TO 16N127W WINDS 20 KT OR LESS. SEAS 8 FT IN MIXED SE
AND NW SWELL.
.18 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS
LESS THAN 8 FT.

.06 HOUR FORECAST WITHIN AREA BOUNDED BY 30N139W TO 30N140W TO
28N140W TO 29N139W TO 30N139W SE TO S WINDS 20 TO 25 KT. SEAS 8
FT IN MIXED SWELL.
.24 HOUR FORECAST WITHIN AREA BOUNDED BY 30N136W TO 30N140W TO
23N140W TO 24N138W TO 30N136W S WINDS 20 TO 30 KT. SEAS 8 TO 12
FT...HIGHEST NEAR 29N139W.
.48 HOUR FORECAST WITHIN AREA BOUNDED BY 30N133W TO 30N140W TO
22N140W TO 24N137W TO 30N133W S TO SW WINDS 20 TO 30 KT. SEAS 8
TO 12 FT...HIGHEST NEAR 30N136W.

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

CONVECTION VALID AT 0230 UTC SUN NOV 19...

.COLD FRONT WELL W OF AREA...SCATTERED MODERATE ISOLATED STRONG
WITHIN AREA BOUNDED BY 30N140W TO 30N138W TO 23N140W TO 30N140W.
SCATTERED MODERATE WITHIN AREA BOUNDED BY 23N140W TO 23N132W TO
19N134W TO 17N140W TO 23N140W.

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
MONSOON TROUGH AXIS EXTENDS FROM 09N76W TO 08N76W TO 09N106W.
ITCZ AXIS EXTENDS FROM 09N106W TO 10N120W TO 10N130W TO 12N140W.
SCATTERED MODERATE ISOLATED STRONG WITHIN AREA BOUNDED BY 13N118W
TO 10N116W TO 07N125W TO 11N126W TO 13N118W AND WITHIN AREA
BOUNDED BY 15N136W TO 10N126W TO 06N127W TO 11N136W TO 15N136W.

$$
.FORECASTER LEWITSKY. NATIONAL HURRICANE CENTER.



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