000
FZPN03 KNHC 101550
HSFEP2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
1630 UTC TUE OCT 10 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 TUE OCT 10.
24 HOUR FORECAST VALID 1200 UTC WED OCT 11.
48 HOUR FORECAST VALID 1200 UTC THU OCT 12.

.WARNINGS.

...HURRICANE WARNING...
.HURRICANE LIDIA NEAR 19.2N 107.8W 971 MB AT 1500 UTC OCT 10 
MOVING ENE OR 070 DEG AT 13 KT. MAXIMUM SUSTAINED WINDS 85 KT 
GUSTS 105 KT. TROPICAL STORM FORCE WINDS WITHIN 80 NM NE 
QUADRANT...110 NM SE QUADRANT...100 NM SW QUADRANT...AND 50 NM 
NW QUADRANT. SEAS 12 FT OR GREATER WITHIN 150 NM OF CENTER 
EXCEPT 180 NM SE QUADRANT WITH SEAS TO 29 FT. ELSEWHERE WITHIN 
180 NM OF CENTER...EXCEPT 210 NM SE QUADRANT WINDS 20 TO 33 KT. 
SEAS 9 TO 14 FT. FROM 10N TO 15.5N BETWEEN 106W AND 108W AND 
FROM 10N TO 16N BETWEEN 108W AND 115W SW TO W WINDS 20 TO 25 KT.
SEAS 8 TO 10 FT.
.24 HOUR FORECAST TROPICAL STORM LIDIA INLAND NEAR 22.2N 102.7W.
MAXIMUM SUSTAINED WINDS 35 KT GUSTS 45 KT. TROPICAL STORM FORCE 
WINDS WITHIN 0 NM OF CENTER EXCEPT 30 NM SE QUADRANT. OVER 
FORECAST WATERS FROM 11N TO 20N BETWEEN 100W AND 115W WINDS 20 
KT OR LESS. SEAS 8 TO 9 FT IN W TO NW SWELL.
.36 HOUR FORECAST...DISSIPATED. FROM 15N TO 16N BETWEEN 95W AND 
98W SW TO W WINDS 20 TO 25 KT. SEAS FROM 10N TO 17N BETWEEN 98W 
AND 110W WINDS 20 KT OR LESS. SEAS 8 TO 9 FT IN MIXED S AND NW 
SWELL.
.48 HOUR FORECAST FROM 08N TO 16N BETWEEN 94W AND 114W WINDS 20 
KT OR LESS. SEAS 8 FT IN MIXED S AND NW SWELL.

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.

.COLD FRONT JUST N OF AREA BETWEEN 125W AND 130W.
.12 HOUR FORECAST COLD FRONT FROM 29115W TO 26N135W. FROM 
24N TO 30N E OF 120W NW WINDS 20 TO 25 KT. SEAS TO 8 FT.
.24 HOUR FORECAST WEAKENING COLD FRONT FROM 28N112W TO 25N132W.
.36 HOUR FORECAST TROUGH FROM 27N112W TO 24N130W. N OF 29N 
BETWEEN 117W AND 124W NW TO N WINDS 20 TO 25 KT. SEAS 8 TO 9 FT. 
N OF A LINE FROM 29N124W TO 28N132W TO 30N137W WINDS 20 KT OR 
LESS. SEAS 8 TO 9 FT IN NW SWELL.
.48 HOUR FORECAST N OF 26N BETWEEN 115W AND 136W WINDS 20 KT OR 
LESS. SEAS 8 TO 10 FT IN NW SWELL..EXCEPT 10 TO 12 FT N OF 28N 
BETWEEN 118W AND 125W.

.12 HOUR FORECAST S OF 02S BETWEEN 110W AND 120W WINDS 20 KT OR 
LESS. SEAS TO 8 FT IN S TO SW SWELL.
.24 HOUR FORECAST S OF 02S BETWEEN 90W AND 120W WINDS 20 KT OR 
LESS. SEAS 8 TO 9 FT IN S TO SW SWELL.
.48 HOUR FORECAST S OF 07N BETWEEN 80W AND 105W WINDS 20 KT OR 
LESS. SEAS 8 TO 9 FT IN S SWELL.

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

CONVECTION VALID AT 1530 UTC TUE OCT 10...

.HURRICANE LIDIA...NUMEROUS STRONG WITHIN 60 NM OF CENTER OF 
LIDIA...EXCEPT 90 NM SW QUADRANT. NUMEROUS MODERATE TO STRONG 
FROM 15N TO 18N BETWEEN 102W AND 105W.

.SCATTERED MODERATE FROM 10N TO 14N BETWEEN 105W AND 115W.

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
THE MONSOON TROUGH AXIS EXTENDS FROM 10N84W TO 15N99W. IT 
RESUMES AT 13N115W TO 09N126W. THE ITCZ EXTENDS FROM 09N126W TO 
08N135W TO 08N140W. SCATTERED MODERATE ISOLATED STRONG WITHIN 
180 NM S OF TROUGH BETWEEN 80W AND 86W. SCATTERED MODERATE FROM
04N TO 09N BETWEEN 90W AND 99W.  

$$
.FORECASTER AGUIRRE. NATIONAL HURRICANE CENTER.