000
FZPN03 KNHC 010922
HSFEP2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
1030 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 0600 UTC SUN AUG 1.
24 HOUR FORECAST VALID 0600 UTC MON AUG  2.
48 HOUR FORECAST VALID 0600 UTC TUE AUG  3.

.WARNINGS.

...HURRICANE WARNING...
.HURRICANE HILDA NEAR 14.5N 119.6W 985 MB AT 0900 UTC AUG 01 
MOVING WNW OR 285 DEG AT 9 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 120 NM E SEMICIRCLE AND 90 NM W SEMICIRCLE WITH
SEAS TO 28 FT. ELSEWHERE...WITHIN 14N117W TO 13N118W TO 13N119W 
TO 15N121W TO 16N118W TO 14N117W WINDS 20 TO 33 KT. SEAS 10 TO 12
FT. REMAINDER OF AREA...WITHIN 10N116W TO 06N122W TO 09N125W TO 
18N119W TO 15N115W TO 10N116W WINDS 20 KT OR LESS. SEAS 8 TO 11 
FT IN MIXED SWELL.
.24 HOUR FORECAST HURRICANE HILDA NEAR 15.3N 122.1W. MAXIMUM 
SUSTAINED WINDS 80 KT GUSTS 100 KT. TROPICAL STORM FORCE WINDS 
WITHIN 60 NM N SEMICIRCLE...70 NM SE QUADRANT AND 50 NM SW 
QUADRANT. SEAS 12 FT OR GREATER WITHIN 120 NM ALL QUADRANTS WITH 
SEAS TO 28 FT. ELSEWHERE...WITHIN 15N120W TO 13N122W TO 15N124W 
TO 17N123W TO 17N121W TO 15N120W WINDS 20 TO 33 KT. SEAS 10 TO 12
FT. REMAINDER OF AREA...WITHIN 11N114W TO 11N124W TO 15N130W TO 
19N125W TO 18N120W TO 11N114W WINDS 20 KT OR LESS. SEAS 8 TO 11 
FT IN MIXED SWELL.
.48 HOUR FORECAST HURRICANE HILDA NEAR 16.7N 124.3W. MAXIMUM 
SUSTAINED WINDS 75 KT GUSTS 90 KT. TROPICAL STORM FORCE WINDS 
WITHIN 60 NM OF CENTER EXCEPT 50 NM SW QUADRANT. SEAS 12 FT OR 
GREATER WITHIN 150 NM W SEMICIRCLE AND 120 NM E SEMICIRCLE WITH 
SEAS TO 26 FT. ELSEWHERE...WITHIN 15N122W TO 15N125W TO 18N126W 
TO 19N125W TO 18N123W TO 15N122W WINDS 20 TO 33 KT. SEAS 10 TO 12
FT. REMAINDER OF AREA...WITHIN 12N119W TO 08N129W TO 15N131W TO 
21N129W TO 16N118W TO 12N119W WINDS 20 KT OR LESS. SEAS 8 TO 11 
FT IN MIXED SWELL.
.72 HOUR FORECAST TROPICAL STORM HILDA NEAR 18.7N 126.9W.
MAXIMUM SUSTAINED WINDS 55 KT GUSTS 65 KT.
EXTENDED OUTLOOK...USE FOR GUIDANCE ONLY...ERRORS MAY BE LARGE.
.96 HOUR FORECAST TROPICAL STORM HILDA NEAR 20.1N 130.9W.
MAXIMUM SUSTAINED WINDS 45 KT GUSTS 55 KT.
.120 HOUR FORECAST TROPICAL STORM HILDA NEAR 20.7N 135.3W.
MAXIMUM SUSTAINED WINDS 35 KT GUSTS 45 KT.

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.

.POST-TROPICAL CYCLONE NINE-E NEAR 11.4N 127.5W 1008 MB AT 0900
UTC AUG 01 MOVING N OR 360 DEG AT 0 KT. MAXIMUM SUSTAINED WINDS
25 KT GUSTS 35 KT. WITHIN 12N127W TO 12N129W TO 13N129W TO 
14N128W TO 13N127W TO 12N127W WINDS 20 TO 25 KT. SEAS 8 TO 10 
FT. ELSEWHERE...WITHIN 13N127W TO 12N131W TO 15N134W TO 15N131W 
TO 16N128W TO 13N127W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN
MIXED SWELL.
.24 HOUR FORECAST POST-TROPICAL REMNANT LOW NINE-E NEAR 12.0N 
129.9W. MAXIMUM SUSTAINED WINDS 25 KT GUSTS 35 KT. WITHIN 12N129W
TO 12N135W TO 14N137W TO 16N132W TO 14N130W TO 12N129W WINDS 20 
TO 25 KT. SEAS 8 TO 9 FT.
.48 HOUR FORECAST POST-TROPICAL REMNANT LOW NINE-E NEAR 12.7N 
132.9W. MAXIMUM SUSTAINED WINDS 25 KT GUSTS 35 KT. WITHIN 13N132W
TO 14N135W TO 15N134W TO 14N132W TO 13N132W WINDS 20 TO 25 KT. 
SEAS 8 TO 10 FT. ELSEWHERE...WITHIN 13N132W TO 12N137W TO 14N140W
TO 17N138W TO 19N130W TO 13N132W WINDS 20 KT OR LESS. SEAS 8 TO 
9 FT IN PRIMARILY SE SWELL.
.72 HOUR FORECAST POST-TROPICAL REMNANT LOW NINE-E NEAR 13.5N
135.5W. MAXIMUM SUSTAINED WINDS 25 KT GUSTS 35 KT.
EXTENDED OUTLOOK...USE FOR GUIDANCE ONLY...ERRORS MAY BE LARGE.
.96 HOUR FORECAST POST-TROPICAL REMNANT LOW NINE-E NEAR 14.5N
137.8W. MAXIMUM SUSTAINED WINDS 25 KT GUSTS 35 KT.
.120 HOUR FORECAST POST-TROPICAL REMNANT LOW NINE-E NEAR 15.5N
140.5W. MAXIMUM SUSTAINED WINDS 25 KT GUSTS 35 KT.

.LOW PRES NEAR 15N109W 1008 MB. WITHIN 15N108W TO 15N109W TO 
16N110W TO 17N109W TO 15N108W E TO SE WINDS 20 TO 30 KT. SEAS 8
TO 9 FT.
.24 HOUR FORECAST LOW PRES...POSSIBLE TROPICAL CYCLONE...NEAR
19N114W 1007 MB. WITHIN 18N112W TO 17N112W TO 19N115W TO 19N114W
TO 19N113W TO 18N112W WINDS 20 TO 30 KT. SEAS 8 TO 10 FT. 
ELSEWHERE...WITHIN 17N111W TO 17N112W TO 18N115W TO 19N115W TO 
19N112W TO 17N111W WINDS 20 KT OR LESS. SEAS 8 TO 9 FT IN 
PRIMARILY S SWELL.
.48 HOUR FORECAST LOW PRES...POSSIBLE TROPICAL CYCLONE...NEAR
20N118W 1008 MB. WITHIN 19N117W TO 20N117W TO 19N118W TO 
20N117W TO 20N116W TO 19N117W WINDS 20 TO 25 KT. SEAS 8 TO 10 FT.
ELSEWHERE...WITHIN 17N115W TO 18N118W TO 20N119W TO 21N118W TO 
19N115W TO 17N115W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN MIXED 
SWELL.

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

CONVECTION VALID AT 0900 UTC SUN AUG 1...

.HURRICANE HILDA...NUMEROUS MODERATE TO STRONG FROM 11N TO 18N
BETWEEN 116W AND 122W.

.LOW PRES NEAR 15N109W...NUMEROUS MODERATE TO STRONG FROM 08N TO
18N BETWEEN 103W AND 112W.

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
MONSOON TROUGH AXIS EXTENDS FROM 09N76W TO 15N109W. ITCZ AXIS 
EXTENDS FROM 10N135W TO 10N140W. 

$$
.FORECASTER KONARIK. NATIONAL HURRICANE CENTER.