000
FZPN03 KNHC 201532
HSFEP2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
1630 UTC MON NOV 20 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 MON NOV 20.
24 HOUR FORECAST VALID 1200 UTC TUE NOV 21.
48 HOUR FORECAST VALID 1200 UTC WED NOV 22.

.WARNINGS.

...GALE WARNING...
.WITHIN 45 NM OF LINE FROM 16N95W TO 14N95.5W...INCLUDING THE 
GULF OF TEHUANTEPEC...N TO NE WINDS 30 TO 40 KT. SEAS 10 TO 17 
FT. ELSEWHERE WITHIN 75 NM EITHER SIDE OF A LINE FROM 16N95W TO 
13N96W TO 12N100W N TO NE WINDS 20 TO 30 KT. SEAS 8 TO 13 FT.
.06 HOUR FORECAST WITHIN 45 NM OF LINE FROM 16N95W TO 13N97W
...INCLUDING THE GULF OF TEHUANTEPEC...N TO NE WINDS 20 TO 30 KT.
SEAS 8 TO 13 FT. WITHIN 30 NM OF LINE FROM 11.5N99W TO 11N101W 
NE TO E WINDS 20 TO 25 KT. SEAS 10 FT. ELSEWHERE WITHIN 150 NM 
OF LINE FROM 16N95W TO 12.5N96W TO 11N101W WINDS 20 KT OR LESS. 
SEAS TO 11 FT IN MIXED NE AND S SWELL.
.24 HOUR FORECAST GULF OF TEHUANTEPEC N OF 14.5N BETWEEN 94.5W 
AND 95.5W N WINDS 20 TO 25 KT. SEAS TO 9 FT. ELSEWHERE WITHIN 30 
NM OF LINE FROM 16N95W TO 14.5N95W TO 13.5N95.5W WINDS 20 KT OR 
LESS. SEAS TO 9 FT IN MIXED NE AND S SWELL. FROM 08N TO 11N 
BETWEEN 101W AND 105W WINDS 20 KT OR LESS. SEAS 8 FT IN MIXED 
SWELL.
.36 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.

.SYNOPSIS AND FORECAST.

.DISSIPATING COLD FRONT W OF AREA. W OF LINE FROM 30N136W TO
26N137W TO 22N140W S WINDS 20 TO 25 KT. SEAS TO 11 FT.
.24 HOUR FORECAST COLD FRONT DISSIPATED. W OF LINE FROM 30N132W 
TO 24N137W TO 24N140W S TO SW WINDS 20 TO 25 KT. SEAS 8 TO 11 
FT...HIGHEST NEAR 30N136W.
.48 HOUR FORECAST W OF LINE FROM 30N133W TO 26N140W WINDS 20 KT 
OR LESS. SEAS TO 10 FT IN MIXED SWELL.

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

CONVECTION VALID AT 1430 UTC MON NOV 20...

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
MONSOON TROUGH FROM 08N81W TO 06N90W TO 07N106W. ITCZ CONTINUES 
FROM 07N106W TO 10N120W TO 10N140W. SCATTERED MODERATE TO STRONG 
WITHIN 120 NM S OF ITCZ BETWEEN 131W AND 135W, AND WITHIN 120 NM 
TO 240 NM N OF ITCZ BETWEEN 138W AND 140W. SCATTERED MODERATE 
ISOLATED STRONG WITHIN 180 NM N OF ITCZ BETWEEN 121W AND 130W, 
AND WITHIN 150 NM S OF ITCZ BETWEEN 127W AND 129W. 

$$
.FORECASTER MT. NATIONAL HURRICANE CENTER.