000
FZPN03 KNHC 231620
HSFEP2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
1630 UTC MON OCT 23 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 1200 UTC MON OCT 23.
24 HOUR FORECAST VALID 1200 UTC TUE OCT 24.
48 HOUR FORECAST VALID 1200 UTC WED OCT 25.

.WARNINGS.

...TROPICAL STORM WARNING...
.TROPICAL STORM OTIS NEAR 12.0N 97.5W 1002 MB AT 1500 UTC OCT 23
MOVING NNW OR 340 DEG AT 6 KT. MAXIMUM SUSTAINED WINDS 40 KT 
GUSTS 50 KT. TROPICAL STORM FORCE WINDS WITHIN 60 NM OF CENTER 
EXCEPT 0 NM SW QUADRANT. SEAS 12 FT OR GREATER WITHIN 45 NM E 
SEMICIRCLE...0 NM SW QUADRANT AND 30 NM NW QUADRANT WITH SEAS TO 
15 FT. ELSEWHERE WITHIN 12N94W TO 14N97W TO 13N100W TO 09N99W TO 
09N96W TO 10N94W TO 12N94W WINDS 20 TO 33 KT. SEAS 8 TO 12 FT.
.24 HOUR FORECAST TROPICAL STORM OTIS NEAR 13.6N 98.0W. MAXIMUM 
SUSTAINED WINDS 45 KT GUSTS 55 KT. TROPICAL STORM FORCE WINDS 
WITHIN 60 NM OF CENTER EXCEPT 20 NM SW QUADRANT. SEAS 12 FT OR 
GREATER WITHIN 60 NM CENTER EXCEPT 30 NM SW QUADRANT WITH SEAS TO
17 FT. ELSEWHERE WITHIN 15N95W TO 15N99W TO 13N99W TO 12N98W TO 
13N96W TO 15N95W WINDS 20 TO 33 KT. SEAS 8 TO 12 FT.
.48 HOUR FORECAST TROPICAL STORM OTIS NEAR 15.4N 99.0W. MAXIMUM 
SUSTAINED WINDS 55 KT GUSTS 65 KT. LITTLE CHANGE TO RADII OF 
TROPICAL STORM FORCE WINDS AND 12 FT OR GREATER SEAS RADII WITH 
SEAS TO 17 FT. ELSEWHERE WITHIN 16N97W TO 17N99W TO 16N100W TO 
15N100W TO 14N99W TO 15N97W TO 16N97W WINDS 20 TO 33 KT. SEAS 8 
TO 12 FT.
.72 HOUR FORECAST TROPICAL STORM OTIS INLAND NEAR 17.5N 100.5W. 
MAXIMUM SUSTAINED WINDS 35 KT GUSTS 45 KT.
EXTENDED OUTLOOK...USE FOR GUIDANCE ONLY...ERRORS MAY BE LARGE.
.96 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.

.POST-TROPICAL CYCLONE NORMA NEAR 24.9N 107.7W 1000 MB AT 1500
UTC OCT 23 MOVING ENE OR 070 DEG AT 4 KT. MAXIMUM SUSTAINED
WINDS 30 KT GUSTS 40 KT. SEAS 12 FT OR GREATER WITHIN 0 NM E 
SEMICIRCLE AND 30 NM W SEMICIRCLE WITH SEAS TO 13 FT. ELSEWHERE 
WITHIN 25N108W TO 26N110W TO 25N110W TO 22N109W TO 23N106W TO 
25N108W...INCLUDING THE GULF OF CALIFORNIA...W WINDS 20 TO 30 
KT. SEAS 8 TO 12 FT.
.12 HOUR FORECAST POST-TROPICAL NORMA NEAR 25.4N 107.3W. MAXIMUM
SUSTAINED WINDS 20 KT GUSTS 30 KT. OVER FORECAST WATERS 
CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.
.24 HOUR FORECAST...DISSIPATED.

.WITHIN 26N112W TO 29N114W TO 29N116W TO 26N118W TO 23N117W TO
21N111W TO 26N112W...INCLUDING SEBASTIAN VIZCAINO BAY AND WITHIN
60 NM OF SHORE...NW WINDS 20 TO 25 KT. SEAS 8 TO 9 FT IN NW 
SWELL.
.15 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS 
LESS THAN 8 FT.

.WITHIN 08N92W TO 10N109W TO 00N122W TO 03.4S120W TO 03.4S90W TO
08N92W...INCLUDING NEAR GALAPAGOS ISLANDS...WINDS 20 KT OR LESS.
SEAS 8 TO 10 FT IN NW SWELL.
.24 HOUR FORECAST WITHIN 06N93W TO 11N97W TO 08N103W TO 06N112W 
TO 03.4S113W TO 03.4S92W TO 06N93W...INCLUDING NEAR GALAPAGOS 
ISLANDS...WINDS 20 KT OR LESS. SEAS 8 TO 9 FT IN NW SWELL.
.48 HOUR FORECAST WITHIN 06N102W TO 07N110W TO 03S117W TO 
03.4S97W TO 06N102W WINDS 20 KT OR LESS. SEAS 8 FT IN SW SWELL.

.12 HOUR FORECAST WITHIN 30N120W TO 30N125W TO 29N124W TO
29N122W TO 29N120W TO 30N120W NW TO N WINDS 20 TO 25 KT. SEAS 8
TO 9 FT. ELSEWHERE WITHIN 30N120W TO 30N130W TO 29N129W TO 
29N122W TO 29N120W TO 30N120W WINDS 20 KT OR LESS. SEAS 8 TO 9 
FT IN NW TO N SWELL.
.24 HOUR FORECAST WITHIN 30N119W TO 30N129W TO 28N127W TO 
27N124W TO 28N120W TO 30N119W WINDS 20 KT OR LESS. SEAS 8 TO 10 
FT IN NW TO N SWELL.
.48 HOUR FORECAST WITHIN 30N118W TO 30N128W TO 26N126W TO 
25N120W TO 26N118W TO 30N118W WINDS 20 KT OR LESS. SEAS 8 TO 9 FT
IN NW TO N SWELL.

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

CONVECTION VALID AT 1540 UTC MON OCT 23...

.TROPICAL STORM OTIS...SCATTERED MODERATE TO STRONG WITHIN 210 
NM OF CENTER IN NW SEMICIRCLE. SCATTERED MODERATE ELSEWHERE 
WITHIN 240 NM NW SEMICIRCLE AND WITHIN 210 NM SE SEMICIRCLE.

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
MONSOON TROUGH FROM 10N86W TO 09N90W...AND FROM 11N104W TO 
09N116W TO 10N123W TO 09N127W. SCATTERED MODERATE ISOLATED 
STRONG FROM 03N TO 10N BETWEEN 81W AND 89W...AND FROM 04N TO 10N
BETWEEN 94W AND 120W.

$$
.FORECASTER HAGEN. NATIONAL HURRICANE CENTER.