000
FZPN03 KNHC 201533
HSFEP2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
1630 UTC TUE JUL 20 2021

SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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

.WARNINGS.

...TROPICAL STORM WARNING...
.TROPICAL STORM FELICIA NEAR 15.8N 138.0W 1006 MB AT 1500 UTC 
JUL 20 MOVING W OR 260 DEG AT 14 KT. MAXIMUM SUSTAINED WINDS 35 
KT GUSTS 45 KT. TROPICAL STORM FORCE WINDS WITHIN 20 NM NE 
QUADRANT AND 30 NM NW QUADRANT. SEAS 12 FT OR GREATER WITHIN 50 
NM N SEMICIRCLE AND 20 NM S SEMICIRCLE WITH SEAS TO 14 FT. 
ELSEWHERE WITHIN 120 NM N AND 60 NM S SEMICIRCLES WINDS 20 TO 33 
KT. SEAS 8 TO 12 FT. REMAINDER OF AREA FROM 13N TO 20N W OF 133W 
WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN MIXED SWELL. 
.12 HOUR FORECAST TROPICAL DEPRESSION FELICIA NEAR 15.3N 140.2W.
MAXIMUM SUSTAINED WINDS 30 KT GUSTS 40 KT.
.24 HOUR FORECAST POST-TROPICAL REMNANT LOW FELICIA WEST OF AREA 
NEAR 14.7N 143.1W. MAXIMUM SUSTAINED WINDS 25 KT GUSTS 35 KT. 
OVER FORECAST WATERS FROM 12N TO 15N W OF 138W WINDS 20 TO 25 
KT. SEAS 8 TO 9 FT.
.48 HOUR FORECAST POST-TROPICAL REMNANT LOW FELICIA NEAR 13.6N 
148.7W. MAXIMUM SUSTAINED WINDS 25 KT GUSTS 35 KT. OVER FORECAST 
WATERS WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.
.60 HOUR FORECAST...DISSIPATED.

FORECAST WINDS IN AND NEAR ACTIVE TROPICAL CYCLONES SHOULD BE 
USED WITH CAUTION DUE TO UNCERTAINTY IN FORECAST TRACK...SIZE 
AND INTENSITY.

.SYNOPSIS AND FORECAST.

.TROPICAL DEPRESSION GUILLERMO NEAR 19.2N 125.0W 1007 MB AT 1500 
UTC JUL 20 MOVING W OR 270 DEG AT 15 KT. MAXIMUM SUSTAINED WINDS 
30 KT GUSTS 40 KT. WITHIN 150 NW SEMICIRCLE WINDS 20 TO 30 KT. 
SEAS 8 TO 12 FT. FROM 16N TO 19N BETWEEN 117W AND 120W SE WINDS 
20 TO 25 KT. SEAS 8 TO 9 FT. ELSEWHERE FROM 16N TO 23N BETWEEN 
120W AND 126W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN MIXED 
SWELL.
.12 HOUR FORECAST POST-TROPICAL REMNANT LOW GUILLERMO NEAR 18.8N 
127.2W. MAXIMUM SUSTAINED WINDS 25 KT GUSTS 35 KT.
.24 HOUR FORECAST POST-TROPICAL REMNANT LOW GUILLERMO NEAR 18.2N 
130.2W. MAXIMUM SUSTAINED WINDS 25 KT GUSTS 35 KT. WITHIN 150 NM 
NW SEMICIRCLE WINDS 20 TO 25 KT. SEAS 8 TO 11 FT IN MIXED SWELL. 
ELSEWHERE FROM 15N TO 22N BETWEEN 127W AND 132W WINDS 20 KT OR 
LESS. SEAS TO 9 FT IN MIXED SWELL.
.48 HOUR FORECAST POST-TROPICAL REMNANT LOW GUILLERMO NEAR 16.9N 
135.6W. MAXIMUM SUSTAINED WINDS 20 KT GUSTS 30 KT. FROM 15N TO 
22N W OF 132W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN MIXED 
SWELL.
.60 HOUR FORECAST POST-TROPICAL REMNANT LOW GUILLERMO NEAR 16.4N 
138.1W. MAXIMUM SUSTAINED WINDS 20 KT GUSTS 30 KT.
.72 HOUR FORECAST...DISSIPATED.

FORECAST WINDS IN AND NEAR ACTIVE TROPICAL CYCLONES SHOULD BE 
USED WITH CAUTION DUE TO UNCERTAINTY IN FORECAST TRACK...SIZE 
AND INTENSITY.

.WITHIN 30 NM OF A LINE FROM 16N95W TO 15N95W TO 13N95.5W... 
INCLUDING THE GULF OF TEHUANTEPEC...N WINDS 20 TO 30 KT. SEAS TO 
8 FT. 
.24 HOUR FORECAST N OF 15N BETWEEN 94.5W AND 95.5W...INCLUDING 
THE GULF OF TEHUANTEPEC...N WINDS 20 TO 25 KT. SEAS LESS THAN 8 
FT.
.48 HOUR FORECAST N OF 14N BETWEEN 94.5W AND 95.5W...INCLUDING 
THE GULF OF TEHUANTEPEC...N WINDS 20 TO 25 KT. SEAS LESS THAN 8 
FT. 

.WITHIN 30 NM OF A LINE FROM 11N86W TO 10N89W...INCLUDING THE 
GULF OF PAPAGAYO...NE TO E WINDS 20 TO 25 KT. SEAS TO 8 FT.
.24 HOUR FORECAST FROM 10N TO 11.5N E OF 90W...INCLUDING THE 
GULF OF PAPAGAYO...NE TO E WINDS 20 TO 25 KT. SEAS TO 8 FT.
.48 HOUR FORECAST LITTLE CHANGE.

.FROM 05N TO 08N BETWEEN 127W AND 130W WINDS 20 KT OR LESS. SEAS 
8 TO 9 FT IN MIXED NE AND SE SWELL. 
.24 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.

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

CONVECTION VALID AT 1500 UTC TUE JUL 20...

.TROPICAL STORM FELICIA...NO SIGNIFICANT CONVECTION.

.TROPICAL DEPRESSION GUILLERMO...NO SIGNIFICANT CONVECTION.

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
THE MONSOON TROUGH EXTENDS FROM NORTHERN COLOMBIA NEAR 10N74W TO 
ACROSS WESTERN PANAMA AND COSTA RICA TO 08N100W TO 10N115W TO 
11N126W. SCATTERED MODERATE AND ISOLATED STRONG CONVECTION IS 
NOTED FROM 09N TO 12N BETWEEN 105W AND 111W...AND FROM 06N TO 
11N BETWEEN 128W AND 135W.

$$
.FORECASTER GR. NATIONAL HURRICANE CENTER.