000
FZPN03 KNHC 201523
HSFEP2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
1630 UTC TUE AUG 20 2019

SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 TUE AUG 20.
24 HOUR FORECAST VALID 1200 UTC WED AUG 21.
48 HOUR FORECAST VALID 1200 UTC THU AUG 22.

.WARNINGS.

...GALE WARNING...
.LOW PRES NEAR 13.5N100W 1008 MB. WITHIN 150 NM NE QUADRANT 
WINDS 20 TO 25 KT. SEAS TO 9 FT.  
.24 HOUR FORECAST LOW PRES...POSSIBLE TROPICAL CYCLONE...NEAR 
15N105.5W 1006 MB. WITHIN 150 NM NE QUADRANT WINDS 20 TO 30 KT. 
SEAS 8 TO 10 FT. ELSEWHERE FROM 15N TO 18N BETWEEN 102W AND 106W 
WINDS 20 KT OR LESS. SEAS 8 TO 9 FT IN MIXED SE AND SW SWELL. 
.48 HOUR FORECAST LOW PRES...POSSIBLE TROPICAL CYCLONE...NEAR 
16.5N110W 1002 MB. WITHIN 90 NM N AND 60 NM S SEMICIRCLES WINDS 
35 TO 45 KT. SEAS TO 13 FT. ELSEWHERE WITHIN 120 NM N AND 90 NM 
S SEMICIRCLES WINDS 20 TO 33 KT. SEAS 8 TO 12 FT. REMAINDER OF 
AREA FROM 15N TO 20N BETWEEN 104W AND 111W WINDS 20 KT OR LESS. 
SEAS TO 9 IN MIXED SWELL.

.SYNOPSIS AND FORECAST.

.LOW PRES NEAR 16N122W 1007 MB. WITHIN 90 NM SE SEMICIRCLE WINDS 
20 TO 25 KT. SEAS 8 TO 10 FT.  
.24 HOUR FORECAST LOW PRES...POSSIBLE TROPICAL CYCLONE...NEAR 
14N128W 1006 MB. WITHIN 90 NM SE AND 60 NM NW SEMICIRCLES WINDS 
20 TO 25 KT. SEAS 8 TO 9 FT. ELSEWHERE FROM 11N TO 18N BETWEEN 
125W AND 130W WINDS 20 KT OR LESS. SEAS TO 8 FT PRIMARILY IN SW 
SWELL. 
.48 HOUR FORECAST LOW PRES...POSSIBLE TROPICAL CYCLONE...NEAR 
14N131W 1007 MB. WITHIN 90 NM NW SEMICIRCLE WINDS 20 TO 25 KT. 
SEAS 8 TO 9 FT. WITHIN 90 NM SE SEMICIRCLE WINDS 20 KT OR LESS. 
SEAS 8 FT IN SW SWELL.

.S OF 01S W OF A LINE FROM 03.4S108W TO 01S111W WINDS 20 KT OR 
LESS. SEAS TO 9 FT IN SW SWELL.
.24 HOUR FORECAST S OF 00N BETWEEN 97W AND 115W WINDS 20 KT OR 
LESS. SEAS TO 9 FT IN SW SWELL.
.48 HOUR FORECAST S OF A LINE FROM 03.4S90W TO 02N95W TO 02N100W 
TO 03.4S103W WINDS 20 KT OR LESS. SEAS TO 9 FT IN SW SWELL.

.06 HOUR FORECAST FROM 06N TO 08N BETWEEN 100W AND 107W WINDS 20 
KT OR LESS. SEAS 8 FT IN SW SWELL.
.24 HOUR FORECAST FROM 07N TO 09N BETWEEN 105W AND 111W SW WINDS 
20 TO 25 KT. SEAS TO 9 FT. ELSEWHERE FROM 06N TO 11N BETWEEN 
99W AND 115W WINDS 20 KT OR LESS. SEAS 8 TO 9 FT IN SW SWELL.
.48 HOUR FORECAST WITHIN 150 NM SE OF A LINE FROM 13N107W TO 
10N114W SW WINDS 20 TO 25 KT. SEAS 8 TO 10 FT. FROM 09N TO 11N 
BETWEEN 114W AND 121W SW WINDS 20 TO 25 KT. SEAS TO 8 FT. 

.12 HOUR FORECAST N OF 26N BETWEEN 114W AND 117W NW WINDS 20 TO 
25 KT. SEAS LESS THAN 8 FT. 
.24 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.

.48 HOUR FORECAST GULF OF CALIFORNIA N OF 30N SE 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 1500 UTC TUE AUG 20...

.LOW PRES NEAR 13.5N100W...CLUSTER OF MODERATE TO STRONG 
CONVECTION FROM 14N TO 18N BETWEEN 103W AND 107W. NUMEROUS 
MODERATE ISOLATED STRONG ELSEWHERE FROM 10N TO 16N BETWEEN 98W 
AND 105W. 

.LOW PRES NEAR 16N122W...SCATTERED MODERATE ISOLATED STRONG 
FROM 15N TO 17N BETWEEN 123W AND 127W. 

.LOW PRES NEAR 14.5N131.5W...SCATTERED MODERATE FROM 12N TO 14N 
BETWEEN 129W AND 133W. CLUSTER OF MODERATE TO ISOLATED STRONG 
CONVECTION FROM 13N TO 15N BETWEEN 134W AND 136W. 

.TROPICAL WAVE NEAR 115W...SCATTERED MODERATE FROM 09N TO 15N 
BETWEEN 110W AND 115W. 

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...


$$
.FORECASTER GR. NATIONAL HURRICANE CENTER.