000
FZPN03 KNHC 170927
HSFEP2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
1030 UTC WED AUG 17 2016

SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 WED AUG 17.
24 HOUR FORECAST VALID 0600 UTC THU AUG 18.
48 HOUR FORECAST VALID 0600 UTC FRI AUG 19.

.WARNINGS.

.NONE. 

.SYNOPSIS AND FORECAST.

.BROAD LOW PRES NEAR 13.5N107.5W 1007 MB. FROM 09N TO 13.5N
BETWEEN 101W AND 115W WINDS 20 KT OR LESS. SEAS TO 9 FT IN SW
SWELL.
.24 HOUR FORECAST LOW PRES NEAR 15.5N109W 1007 MB. WITHIN 150 NM
SE SEMICIRCLE OF LOW S TO SW WINDS 20 TO 25 KT. SEAS 8 TO 9 FT.
ELSEWHERE FROM 10N TO 18N BETWEEN 102W AND 113W WINDS 20 KT OR
LESS. SEAS TO 8 FT IN MIXED SWELL.
.48 HOUR FORECAST LOW PRES NEAR 17.5N111W 1008 MB. WITHIN 150 NM
E SEMICIRCLE WINDS 20 TO 25 KT. SEAS 8 FT. ELSEWHERE FROM 13N TO
19N BETWEEN 106W AND 112W WINDS 20 KT OR LESS. SEAS TO 8 FT IN
MIXED SWELL.

.DISSIPATING LOW PRES NEAR 16N129W 1011 MB. WITHIN 240 NM NW
SEMICIRCLE OF LOW WINDS 20 TO 25 KT. SEAS TO 9 FT.
.24 HOUR LOW PRES TO DISSIPATE. FROM 16N TO 18.5N BETWEEN 132W
AND 136W WINDS 20 KT OR LESS. SEAS TO 8 FT IN NE SWELL.
.48 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.

.S OF LINE FROM 03.4S96W TO 00.5N104W TO 00N120W WINDS 20 KT OR
LESS. SEAS 8 TO 9 FT IN SW SWELL.
.24 HOUR FORECAST S OF LINE FROM 03.4S95W TO 03S120W WINDS 20 KT
OR LESS. SEAS 8 FT IN SW SWELL.
.48 HOUR FORECAST S OF LINE FROM 03.4S97W TO 04N113W TO 06N129W
WINDS 20 KT OR LESS. SEAS 8 FT IN MIXED SW AND SE SWELL.

.42 HOUR FORECAST N OF 29.5N BETWEEN 126W AND 133W WINDS 20 KT
OR LESS. SEAS TO 8 FT IN MIXED NE AND NW SWELL.
.48 HOUR FORECAST N OF 28.5N BETWEEN 126W AND 135W WINDS 20 KT
OR LESS. SEAS 8 FT IN MIXED NE AND NW SWELL.

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

CONVECTION VALID AT 0830 UTC WED AUG 17...

.LOW PRES NEAR 13.5N107.5W...SCATTERED MODERATE TO STRONG WITHIN
150 NM SW QUADRANT. 

.WITHIN 150 NM OF MEXICAN COAST FROM 92W TO 107W...SCATTERED TO
LOCALLY NUMEROUS MODERATE TO STRONG.

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
MONSOON TROUGH EXTENDS FROM LOW PRES NEAR 10N74W TO 10N80W TO
13.5N98W TO LOW PRES NEAR 13.5N107.5W TO 10N120W TO LOW PRES
NEAR 15.5N109W TO BEYOND 12.5N140W. SCATTERED MODERATE TO STRONG
CONVECTION NOTED WITHIN 150 NM EITHER SIDE OF TROUGH BETWEEN 81W
AND 91W. WIDELY SCATTERED MODERATE TO STRONG WITHIN 120 NM N AND
150 NM S OF TROUGH BETWEEN 109W AND 118W...AND BETWEEN 131W
AND 140W.

$$
.FORECASTER STRIPLING. NATIONAL HURRICANE CENTER.