000
FZPN03 KNHC 011613
HSFEP2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
1630 UTC SUN AUG 1 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 SUN AUG 1.
24 HOUR FORECAST VALID 1200 UTC MON AUG  2.
48 HOUR FORECAST VALID 1200 UTC TUE AUG  3.

.WARNINGS.

...HURRICANE WARNING...
.HURRICANE HILDA NEAR 14.6N 120.2W 985 MB AT 1500 UTC AUG 01
MOVING WNW OR 285 DEG AT 7 KT. MAXIMUM SUSTAINED WINDS 75 KT
GUSTS 90 KT. TROPICAL STORM FORCE WINDS WITHIN 70 NM N
SEMICIRCLE...80 NM SE QUADRANT AND 50 NM SW QUADRANT. SEAS 12 FT
OR GREATER WITHIN 90 NM OF CENTER EXCEPT 120 NM SE QUADRANT WITH
SEAS TO 28 FT. ELSEWHERE WITHIN 14N115W TO 11N116W TO 14N123W TO
18N122W TO 18N118W TO 14N115W S TO SW WINDS 20 TO 33 KT. SEAS 10
TO 12 FT. REMAINDER OF AREA WITHIN 13N119W TO 13N121W TO 14N122W
TO 17N121W TO 15N119W TO 13N119W WINDS 20 KT OR LESS. SEAS 8 TO 
12 FT IN MIXED SWELL. 
.24 HOUR FORECAST HURRICANE HILDA NEAR 15.4N 122.4W. MAXIMUM 
SUSTAINED WINDS 80 KT GUSTS 100 KT. LITTLE CHANGE. SEAS 12 FT OR 
GREATER WITHIN 90 NM OF CENTER EXCEPT 120 NM SE QUADRANT WITH 
SEAS TO 30 FT. ELSEWHERE WITHIN 14N121W TO 13N123W TO 15N124W TO 
17N124W TO 16N121W TO 14N121W WINDS 20 TO 33 KT. SEAS 12 TO 16 
FT. REMAINDER OF AREA WITHIN 13N115W TO 13N122W TO 10N128W TO 
16N129W TO 20N125W TO 13N115W WINDS 20 KT OR LESS. SEAS 8 TO 12 
FT IN MIXED SWELL. 
.48 HOUR FORECAST HURRICANE HILDA NEAR 16.9N 124.2W. MAXIMUM 
SUSTAINED WINDS 70 KT GUSTS 85 KT. TROPICAL STORM FORCE WINDS 
WITHIN 60 NM OF CENTER EXCEPT 50 NM SW QUADRANT. SEAS 12 FT OR 
GREATER WITHIN 60 NM OF CENTER EXCEPT 90 NM SE QUADRANT WITH SEAS
TO 24 FT. ELSEWHERE WITHIN 15N124W TO 17N126W TO 18N125W TO 
18N124W TO 17N122W TO 15N124W WINDS 20 TO 33 KT. SEAS 12 TO 23 
FT. REMAINDER OF AREA WITHIN 16N119W TO 12N123W TO 15N129W TO 
19N130W TO 21N127W TO 16N119W WINDS 20 KT OR LESS. SEAS 8 TO 12 
FT IN MIXED SWELL. 
.60 HOUR FORECAST TROPICAL STORM HILDA NEAR 18.0N 125.5W. 
MAXIMUM SUSTAINED WINDS 60 KT GUSTS 75 KT. 
.72 HOUR FORECAST TROPICAL STORM HILDA NEAR 19.0N 127.0W. 
MAXIMUM SUSTAINED WINDS 50 KT GUSTS 60 KT. 
EXTENDED OUTLOOK...USE FOR GUIDANCE ONLY...ERRORS MAY BE LARGE. 
.96 HOUR FORECAST TROPICAL STORM HILDA NEAR 20.2N 131.2W. MAXIMUM
SUSTAINED WINDS 40 KT GUSTS 50 KT. 
.120 HOUR FORECAST POST-TROPICAL REMNANT LOW HILDA NEAR 20.5N 
135.5W. MAXIMUM SUSTAINED WINDS 30 KT GUSTS 40 KT.

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

...GALE WARNING... 
.WITHIN 15N108W TO 14N109W TO 17N112W TO 18N112W TO 18N109W TO 
15N108W SE WINDS 20 TO 30 KT. SEAS TO 8 FT. 
.12 HOUR FORECAST WITHIN 17N111W TO 17N112W TO 18N112W TO 
18N111W TO 17N111W SE TO S WINDS 30 TO 35 KT. SEAS 10 TO 12 FT. 
ELSEWHERE WITHIN 16N110W TO 15N112W TO 17N113W TO 19N113W TO 
19N110W TO 16N110W SE TO S WINDS 20 TO 30 KT. SEAS 8 TO 10 FT. 
.24 HOUR FORECAST WITHIN 18N114W TO 18N115W TO 19N115W TO 
20N115W TO 19N114W TO 18N114W E WINDS 30 TO 35 KT. SEAS 10 TO 12
FT. ELSEWHERE WITHIN 15N113W TO 16N115W TO 21N116W TO 21N113W TO
19N111W TO 15N113W S WINDS 20 TO 25 KT. SEAS 8 TO 10 FT.
.36 HOUR FORECAST WITHIN 16N115W TO 16N118W TO 20N119W TO 
21N117W TO 19N114W TO 16N115W S TO SW WINDS 20 TO 30 KT. SEAS 8 
TO 11 FT. 
.48 HOUR FORECAST WITHIN 19N117W TO 19N119W TO 21N120W TO 22N120W
TO 21N117W TO 19N117W S WINDS 20 TO 25 KT. SEAS TO 8 FT.

.SYNOPSIS AND FORECAST.

.WITHIN 13N128W TO 10N134W TO 14N138W TO 16N132W TO 15N128W TO
13N128W NE WINDS 20 TO 25 KT. SEAS 8 TO 10 FT.
.24 HOUR FORECAST WITHIN 13N128W TO 10N132W TO 13N138W TO 17N135W
TO 16N128W TO 13N128W NE WINDS 20 TO 25 KT. SEAS 8 TO 9 FT. 
.48 HOUR FORECAST WITHIN 12N126W TO 10N132W TO 11N136W TO 17N140W
TO 19N132W TO 12N126W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN SE
SWELL.

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

CONVECTION VALID AT 1600 UTC SUN AUG 1...

.HURRICANE HILDA...NUMEROUS MODERATE TO STRONG FROM 11N TO 16N 
BETWEEN 118W AND 122W.

.LOW PRES NEAR 15N109W...NUMEROUS MODERATE TO STRONG FROM 14N TO
16N BETWEEN 110W AND 114W.

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
THE MONSOON TROUGH EXTENDS 09N77W TO THE 1008 MB LOW PRESSURE 
NEAR 05N78W...THEN CONTINUES TO 08N99W TO A SECOND 1008 MB LOW 
PRES NEAR 16N109W. THE MONSOON TROUGH RESUMES NEAR 13N123W TO A 
THIRD 1008 MB LOW NEAR 12N127W. SCATTERED MODERATE FROM 03N TO 
11N BETWEEN 94W TO 105W. 

$$
.FORECASTER TORRES. NATIONAL HURRICANE CENTER.