High Seas Forecast
Issued by NWS

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000
FZPN03 KNHC 181507
HSFEP2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
1630 UTC SAT NOV 18 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 1200 UTC SAT NOV 18.
24 HOUR FORECAST VALID 1200 UTC SUN NOV 19.
48 HOUR FORECAST VALID 1200 UTC MON NOV 20.

.WARNINGS.

...GALE WARNING...
.24 HOUR FORECAST WITHIN 30 NM OF LINE FROM 16N95W TO 15N95W...
INCLUDING THE GULF OF TEHUANTEPEC...N WINDS 25 TO 35 KT. SEAS TO
10 FT. ELSEWHERE WITHIN 45 NM OF LINE FROM 16N95W TO 14N95.5W N
WINDS 20 TO 25 KT. SEAS TO 8 FT.
.30 HOUR FORECAST WITHIN 45 NM OF LINE FROM 16N95W TO 14.5N95.5W
TO 14N96W...INCLUDING THE GULF OF TEHUANTEPEC...N WINDS 30 TO 40
KT. SEAS 12 TO 15 FT. ELSEWHERE WITHIN 75 NM OF LINE FROM 16N95W
TO 14N95W TO 13N97W N WINDS 20 TO 25 KT. SEAS 8 TO 11 FT.
.48 HOUR FORECAST WITHIN 45 NM OF LINE FROM 16N95W TO 13N96W
...INCLUDING THE GULF OF TEHUANTEPEC...N WINDS 25 TO 35 KT. SEAS
12 TO 15 FT. ELSEWHERE WITHIN 90 NM OF LINE FROM 16N95W TO
13N96W TO 11N99W N TO NE WINDS 20 TO 25 KT. SEAS 8 TO 11 FT.

.SYNOPSIS AND FORECAST.

.GULF OF CALIFORNIA N OF 30N NW WINDS 20 TO 25 KT. SEAS LESS
THAN 8 FT.
.18 HOUR FORECAST GULF OF CALIFORNIA FROM 26N TO 28.5N NW WINDS
20 TO 25 KT. SEAS LESS THAN 8 FT.
.24 HOUR FORECAST LITTLE CHANGE.
.36 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.

.24 HOUR FORECAST NW OF LINE FROM 30N137W TO 27N140W WINDS 20 KT
OR LESS. SEAS TO 9 FT IN MIXED SWELL.
.30 HOUR FORECAST W OR LINE 30N173W TO 24N140W S WINDS 20 TO 25
KT. SEAS 8 TO 10 FT.
.48 HOUR FORECAST W OF A LINE FROM 30N136W TO 22N140W S WINDS 20
TO 25 KT. SEAS 8 TO 11 FT.

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

CONVECTION VALID AT 0900 UTC SAT NOV 18...

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
MONSOON TROUGH FROM 09N83W TO 09N103W. ITCZ FROM 09N103W TO
BEYOND 11N140W. SCATTERED MODERATE WITHIN 255 NM OF ITCZ.

$$
.FORECASTER ERA. NATIONAL HURRICANE CENTER.



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