033 
FZPN03 KNHC 250907
HSFEP2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
1030 UTC TUE SEP 25 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 0600 UTC MON SEP 25.
24 HOUR FORECAST VALID 0600 UTC WED SEP 26.
48 HOUR FORECAST VALID 0600 UTC THU SEP 27.

.WARNINGS.

...HURRICANE WARNING...
.TROPICAL DEPRESSION TWENTY-E NEAR 14.5N 107.2W 1006 MB AT 0900 
UTC SEP 25 MOVING W OR 280 DEG AT 8 KT. MAXIMUM SUSTAINED WINDS 
30 KT GUSTS 40 KT NEAR CENTER. ELSEWHERE WITHIN 150 NM N 
SEMICIRCLE E TO SE WINDS 20 TO 30 KT. SEAS TO 10 FT. FROM 06N TO 
12N BETWEEN 101W AND 117W WINDS 20 KT OR LESS. SEAS TO 9 FT 
PRIMARILY IN SW SWELL.
.12 HOUR FORECAST TROPICAL STORM TWENTY-E NEAR 14.9N 108.2W.
MAXIMUM SUSTAINED WINDS 35 KT GUSTS 45 KT NEAR CENTER. TROPICAL 
STORM FORCE WINDS WITHIN 40 NM N SEMICIRCLE. ELSEWHERE WITHIN 
180 NM N SEMICIRCLE N TO SE WINDS 20 TO 33 KT. SEAS TO 11 FT.
FROM 08N TO 13N BETWEEN 101W AND 115W WINDS 20 KT OR LESS. SEAS 
TO 9 FT PRIMARILY IN SW SWELL.
.24 HOUR FORECAST TROPICAL STORM TWENTY-E NEAR 15.5N 109.8W.
MAXIMUM SUSTAINED WINDS 40 KT GUSTS 50 KT. TROPICAL STORM FORCE 
WINDS AND SEAS TO 12 FT WITHIN 50 NM N SEMICIRCLE AND 30 NM SE
QUADRANT. ELSEWHERE WITHIN 150 NM OF CENTER WINDS 20 TO 33 KT. 
SEAS 8 TO 11 FT.
.48 HOUR FORECAST HURRICANE TWENTY-E NEAR 16.1N 112.6W. MAXIMUM 
SUSTAINED WINDS 70 KT GUSTS 85 KT. TROPICAL STORM FORCE WINDS 
AND SEAS 12 FT OR GREATER WITHIN 70 NM S SEMICIRCLE...90 NM NE 
AND 80 NM NW QUADRANTS WITH SEAS TO 18 FT. WINDS 20 TO 33 KT AND 
SEAS 8 TO 11 FT ELSEWHERE WITHIN 210 NM OF CENTER.
.72 HOUR FORECAST HURRICANE TWENTY-E NEAR 16.9N 115.6W. MAXIMUM 
SUSTAINED WINDS 90 KT GUSTS 110 KT.
EXTENDED OUTLOOK...USE FOR GUIDANCE ONLY...ERRORS MAY BE LARGE.
.96 HOUR FORECAST HURRICANE TWENTY-E NEAR 16.9N 115.6W. MAXIMUM 
SUSTAINED WINDS 90 KT GUSTS 110 KT.
.120 HOUR FORECAST HURRICANE TWENTY-E NEAR 20.7N 119.5W. MAXIMUM 
SUSTAINED WINDS 85 KT GUSTS 105 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.

.WITHIN 30 NM OF LINE FROM 11.5N86W TO 11N88W...INCLUDING THE 
GULF OF PAPAGAYO...E WINDS 20 TO 25 KT. SEAS TO 8 FT.
.12 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.
.24 HOUR FORECAST WITHIN 30 NM OF LINE FROM 11.5N86W TO 
11.5N92W... INCLUDING THE GULF OF PAPAGAYO...E WINDS 20 TO 25 
KT. SEAS TO 8 FT.
.48 HOUR FORECAST NEW LOW PRES NEAR 10N93.5W 1007 MB. WITHIN 150 
NM N SEMICIRCLE E WINDS 20 TO 25 KT. SEAS TO 8 FT.

.WITHIN 15 NM OF LINE FROM 16N95W TO 14.5N95W...INCLUDING THE 
GULF OF TEHUANTEPEC...N TO NE WINDS 20 TO 25 KT. SEAS LESS THAN 
8 FT. 
.12 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.
.24 HOUR FORECAST WITHIN 15 NM OF LINE FROM 16N95W TO 14.5N95W...
INCLUDING THE GULF OF TEHUANTEPEC...N TO NE WINDS 20 TO 25 KT. 
SEAS LESS THAN 8 FT. 
.48 HOUR FORECAST LITTLE CHANGE.

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

CONVECTION VALID AT 0900 UTC TUE SEP 25...

.TROPICAL DEPRESSION 20-E...SCATTERED MODERATE ISOLATED STRONG 
WITHIN 120 NM E AND IN BANDS WITHIN 240 NM W SEMICIRCLES OF LOW.

.TROPICAL WAVE FROM 04N100W TO 17N101W...SCATTERED MODERATE 
ISOLATED STRONG N OF 10N WITHIN 150 NM E OF WAVE AXIS.  

.TROUGH FROM 08N138W TO 16N139W...SCATTERED MODERATE ISOLATED 
STRONG S OF 09N WITHIN 150 NM OF TROUGH AXIS.

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
MONSOON TROUGH FROM 09N76W TO 08N78W TO 09N84W TO 13N100W... 
RESUMES FROM 14N110W TO 09N138W. SCATTERED MODERATE ISOLATED 
STRONG WITHIN 240 NM OF LINE FROM 06N83W TO 14N97W...WITHIN 120 
NM OF 19N106W...WITHIN 90 NM OF 17N117W...AND FROM 07N TO 14N 
BETWEEN 120W AND 135W.  

$$
.FORECASTER NELSON. NATIONAL HURRICANE CENTER.