000
FZPN03 KNHC 232144
HSFEP2

HIGH SEAS FORECAST 
NWS NATIONAL HURRICANE CENTER MIAMI FL 
2230 UTC TUE OCT 23 2018

SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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.

PAN PAN

E PACIFIC FROM THE EQUATOR TO 30N E OF 140W AND 03.4S TO THE
EQUATOR E OF 120W

SYNOPSIS VALID 1800 UTC TUE OCT 23.
24 HOUR FORECAST VALID 1800 UTC WED OCT 24.
48 HOUR FORECAST VALID 1800 UTC THU OCT 25.

.WARNINGS.

...HURRICANE WARNING...
.HURRICANE WILLA NEAR 22.2N 106.4W 965 MB AT 2100 UTC OCT 23 
MOVING NNE OR 030 DEG AT 9 KT. MAXIMUM SUSTAINED WINDS 105 KT 
GUSTS 130 KT. TROPICAL STORM FORCE WINDS WITHIN 90 NM NE 
QUADRANT...100 NM SE QUADRANT...70 NM SW QUADRANT...AND 80 NM NW 
QUADRANT. SEAS 12 FT OR GREATER WITHIN 90 NM NE QUADRANT...180 
NM SE QUADRANT...210 NM SW QUADRANT...AND 150 NM NW QUADRANT 
WITH SEAS TO 28 FT. ELSEWHERE WITHIN 90 NM NE AND 150 NM SW 
SEMICIRCLES WINDS 20 TO 33 KT. SEAS 10 TO 15 FT. REMAINDER OF 
AREA FROM 12N TO 24N E OF 115W WINDS 20 KT OR LESS. SEAS TO 11 
FT IN MIXED SWELL.
.12 HOUR FORECAST TROPICAL STORM WILLA INLAND NEAR 23.7N 104.7W.
MAXIMUM SUSTAINED WINDS 50 KT GUSTS 60 KT. OVER FORECAST WATERS 
FROM 21.5N TO 23N E OF 107.5W TO MEXICAN COAST SW WINDS 20 TO 25 
KT. SEAS 9 TO 11 FT. ELSEWHERE FROM 15N TO 23N BETWEEN 103W AND 
113W...INCLUDING ENTRANCE TO GULF OF CALIFORNIA...WINDS 20 KT 
OR LESS. SEAS 8 TO 10 FT IN MIXED SWELL. 
.24 HOUR FORECAST POST-TROPICAL REMNANT LOW WILLA NEAR 25.7N 
101.3W. MAXIMUM SUSTAINED WINDS 25 KT GUSTS 35 KT. OVER FORECAST 
WATERS N OF 20N E OF 110W WINDS 20 KT OR LESS. SEAS LESS THAN 8 
FT.
.36 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.    

.GULF OF TEHUANTEPEC N OF 14.5N WINDS 20 KT. SEAS TO 8 FT IN 
MIXED SWELL.
.24 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.

.LOW PRES 12.5N116W 1010 MB MOVING NNW 4 KT. WITHIN 75 NM SE 
QUADRANT WINDS 20 TO 25 KT. SEAS 8 TO 9 FT. ELSEWHERE WITHIN 120 
NM NW AND 210 NM SE SEMICIRCLE WINDS 20 KT OR LESS. SEAS TO 8 FT 
IN MIXED SWELL.
.24 HOUR FORECAST LOW PRES NEAR 13N117.5W 1011 MB. WITHIN 120 NM 
NW SEMICIRCLE NE WINDS 20 TO 25 KT. SEAS 8 FT. 
.48 HOUR FORECAST LOW PRES NEAR 12.5N120W 1011 MB. WITHIN 150 N 
NW SEMICIRCLE WINDS 20 KT OR LESS. SEAS TO 8 FT IN MIXED SWELL. 

.FROM 03N TO 07N BETWEEN 93W AND 106W WINDS 20 KT OR LESS. SEAS 
TO 8 FT IN MIXED SW SWELL. S OF 01N BETWEEN 94W AND 120W WINDS 
20 KT OR LESS. SEAS TO 8 FT IN SW SWELL.  
.24 HOUR FORECAST FROM 04N TO 06N BETWEEN 92W AND 99W WINDS 20 
KT OR LESS. SEAS TO 8 FT IN MIXED SW SWELL. 
.36 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.

.FROM 10N TO 15N W OF 133W NE TO E WINDS 20 TO 25 KT. SEAS 8 TO 
10 FT. ELSEWHERE W OF LINE FROM 09N140W TO 10N129W TO 19N140W 
WINDS 20 KT OR LESS. SEAS 8 FT IN MIXED SWELL. 
.24 HOUR FORECAST FROM 10N TO 15N W OF 135W NE TO E WINDS 20 TO 
25 KT. SEAS 8 TO 9 FT. ELSEWHERE FROM 09N TO 17.5N W OF 136W 
WINDS 20 KT OR LESS. SEAS TO 8 FT IN MIXED SWELL. 
.48 HOUR FORECAST FROM 11.5N TO 15N W OF 138W E WINDS 20 TO 25 
KT. SEAS 8 TO 9 FT. ELSEWHERE FROM 10N TO 25N W OF 133W WINDS 20 
KT OR LESS. SEAS TO 9 FT IN MIXED SWELL.

.24 HOUR FORECAST NW OF LINE FROM 30N135W TO 27N140W WINDS 20 KT 
OR LESS. SEAS 8 FT IN NW SWELL.
.48 HOUR FORECAST CONDITIONS SHIFT SE AND MERGE WITH AREA ABOVE.
 
.REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.

CONVECTION VALID AT 2100 UTC TUE OCT 23...

.HURRICANE WILLA...NUMEROUS STRONG WITHIN 60 NM SE AND 90 NM 
NW SEMICIRCLES SURROUNDED BY SCATTERED MODERATE TO STRONG IN 
BANDS ELSEWHERE WITHIN 180 NM NE AND 120 NM SW OF CENTER.

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
MONSOON TROUGH EXTENDS FROM 09.5N73W TO 09.5N85W TO 06.5N107W... 
WHERE IT BREAKS...THEN RESUMES FROM NEAR 15N106W TO LOW PRES 
12.5N116W TO 10N123W. ITCZ FROM 09N124W TO BEYOND 09N140W. 
WIDELY SCATTERED MODERATE ISOLATED STRONG WITHIN 120 NM N 150 NM 
S OF TROUGH FROM 78W TO 104W...AND WITHIN 120 NM S OF TROUGH 
BETWEEN 106W AND 114W. SCATTERED MODERATE TO STRONG FROM 06N TO 
10.5N BETWEEN 135W AND 141W.

$$
.FORECASTER STRIPLING. NATIONAL HURRICANE CENTER.