000
FZPN03 KNHC 200945
HSFEP2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
1030 UTC SUN AUG 20 2023

SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 SUN AUG 20.
24 HOUR FORECAST VALID 0600 UTC MON AUG 21.
48 HOUR FORECAST VALID 0600 UTC TUE AUG 22.

.WARNINGS.

...HURRICANE WARNING...
.HURRICANE HILARY NEAR 27.4N 115.0W 974 MB AT 0900 UTC AUG 20
MOVING NNW OR 345 DEG AT 18 KT. MAXIMUM SUSTAINED WINDS 75 KT
GUSTS 90 KT. TROPICAL STORM FORCE WINDS WITHIN 200 NM E
SEMICIRCLE...120 NM SW QUADRANT AND 170 NM NW QUADRANT.  SEAS 12
FT OR GREATER WITHIN 210 NM NE QUADRANT...420 NM SE QUADRANT...390
NM SW QUADRANT...AND 240 NM NW QUADRANT WITH SEAS TO 39 FT.
ELSEWHERE WITHIN 32N114W TO 28N118W TO 26N119W TO 22N115W TO 
23N109W TO 25N108W TO 32N114W WINDS 20 TO 33 KT. SEAS 10 TO 12 
FT. REMAINDER OF AREA WITHIN 32N114W TO 30N128W TO 20N130W TO
06N120W TO 09N110W TO 18N103W TO 32N114W WINDS 20 KT OR LESS. 
SEAS 8 TO 10 FT IN MIXED SWELL.
.12 HOUR FORECAST TROPICAL STORM HILARY NEAR 30.8N 116.3W. 
MAXIMUM SUSTAINED WINDS 60 KT GUSTS 80 KT.
.24 HOUR FORECAST TROPICAL DEPRESSION HILARY INLAND WELL NORTH OF
AREA NEAR 36.5N 117.6W. MAXIMUM SUSTAINED WINDS 30 KT GUSTS 45 
KT. WITHIN 31N113W TO 32N115W TO 31N115W TO
30N115W TO 30N113W TO 31N113W...INCLUDING THE GULF OF
CALIFORNIA... S TO SW WINDS 20 TO 30 KT. SEAS 8 FT. ELSEWHERE 
OVER FORECAST WATERS WITHIN 31N113W TO 30N138W TO 25N137W TO 
21N122W TO 08N119W TO 18N109W TO 31N113W WINDS 20 KT OR LESS. 
SEAS 8 TO 10 FT IN MIXED SWELL. 
.36 HOUR FORECAST POST-TROPICAL HILARY NEAR 42.3N 118.5W. 
MAXIMUM SUSTAINED WINDS 20 KT GUSTS 30 KT.
.48 HOUR FORECAST...DISSIPATED. OVER FORECAST WATERS CONDITIONS 
IMPROVE. WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.

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.

.WITHIN 16N94W TO 16N95W TO 15N95W TO 15N94W TO 16N94W...INCLUDING
THE GULF OF TEHUANTEPEC...SW WINDS 20 TO 25 KT. SEAS LESS THAN 8
FT.
.24 HOUR FORECAST WITHIN 16N94W TO 16N95W TO 16N96W TO 13N96W TO
13N95W TO 13N94W TO 16N94W...INCLUDING THE GULF OF 
TEHUANTEPEC...SW WINDS 20 TO 30 KT. SEAS 8 FT.
.48 HOUR FORECAST LITTLE CHANGE.

.WITHIN 02S105W TO 00N112W TO 00N116W TO 03.4S117W TO 03.4S104W
TO 02S105W WINDS 20 KT OR LESS. SEAS 8 FT IN SW SWELL.
.24 HOUR FORECAST WITHIN 02S111W TO 01S118W TO 01S120W TO
03.4S120W TO 03.4S110W TO 02S111W WINDS 20 KT OR LESS. SEAS 8 FT
IN S TO SW SWELL.
.48 HOUR FORECAST WITHIN 01S104W TO 00N110W TO 01S120W TO
03.4S120W TO 03.4S98W TO 01S104W WINDS 20 KT OR LESS. SEAS 8 FT
IN S TO SW SWELL.

.18 HOUR FORECAST WITHIN 05N92W TO 06N97W TO 05N100W TO 03N100W
TO 03N97W TO 04N93W TO 05N92W WINDS 20 KT OR LESS. SEAS 8 FT IN
SW SWELL.
.24 HOUR FORECAST LITTLE CHANGE.
.48 HOUR FORECAST WITHIN 07N84W TO 09N99W TO 05N106W TO 01N108W 
TO 01S103W TO 04N82W TO 07N84W SW WINDS 20 TO 25 KT. SEAS 8 FT IN
S TO SW SWELL.

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

CONVECTION VALID AT 0900 UTC SUN AUG 20...

HURRICANE HILARY...SCATTERED MODERATE TO STRONG N OF 26N AND 
EAST OF 117W.

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
MONSOON TROUGH FROM 09N84W TO 10N101W AND FROM 16N115W TO 
09N140W. SCATTERED MODERATE TO ISOLATED STRONG FROM 11N TO 19N 
AND BETWEEN 110W AND 118W...FROM 06N TO 10N AND WEST OF 125W.

$$
.FORECASTER DELGADO. NATIONAL HURRICANE CENTER.