703 
FZPN03 KNHC 081722 CCA
HSFEP2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
1630 UTC SAT SEP 08 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 1200 UTC SAT SEP 08.
24 HOUR FORECAST VALID 1200 UTC SUN SEP 09.
48 HOUR FORECAST VALID 1200 UTC MON SEP 10.

.WARNINGS.

...HURRICANE WARNING...
.HURRICANE OLIVIA NEAR 21.4N 138.0W 983 MB AT 1500 UTC SEP 08 
MOVING W OR 275 DEG AT 13 KT. MAXIMUM SUSTAINED WINDS 75 KT 
GUSTS 90 KT. TROPICAL STORM FORCE WINDS WITHIN 80 NM W 
SEMICIRCLE...100 NM NE QUADRANT AND 90 NM SE QUADRANT.SEAS 12 
FT OR GREATER WITHIN 240 NM N SEMICIRCLE AND 180 NM S SEMICIRCLE 
WITH SEAS TO 30 FT. ELSEWHERE WITHIN 240 NM N SEMICIRCLE AND 120 
NM S SEMICIRCLE WINDS 20 TO 33 KT. SEAS 8 TO 11 FT. REMAINDER OF 
AREA FROM 17N TO 29N BETWEEN 126W AND 140W WINDS 20 KT OR LESS. 
SEAS TO 9 FT IN MIXED SWELL.
.24 HOUR FORECAST HURRICANE OLIVIA NEAR 21.7N 142.8W. MAXIMUM 
SUSTAINED WINDS 65 KT GUSTS 80 KT. TROPICAL STORM FORCE WINDS 
WITHIN 80 NM NW AND SE QUADRANTS...90 NM NE QUADRANT AND 70 NM 
SW QUADRANT. SEAS 12 FT OR GREATER WITHIN 180 NM N SEMICIRCLE 
AND 120 NM S SEMICIRCLE WITH SEAS TO 26 FT. OVER FORECAST WATERS 
WITHIN 300 NM E SEMICIRCLE WINDS 20 TO 33 KT. SEAS 8 TO 11 FT. 
ELSEWHERE FROM 20N TO 30N W OF 136W WINDS 20 KT OR LESS. SEAS TO 
9 FT IN MIXED SWELL.
.48 HOUR FORECAST HURRICANE OLIVIA NEAR 21.7N 147.2W. MAXIMUM 
SUSTAINED WINDS 65 KT GUSTS 80 KT. TROPICAL STORM FORCE WINDS 
WITHIN 70 NM NW AND SE QUADRANTS...80 NM NE QUADRANT AND 60 NM 
SW QUADRANT. SEAS 12 FT OR GREATER W OF AREA. OVER FORECAST 
WATERS WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.
.72 HOUR FORECAST TROPICAL STORM OLIVIA NEAR 21.2N 151.0W.
MAXIMUM SUSTAINED WINDS 60 KT GUSTS 75 KT.
EXTENDED OUTLOOK...USE FOR GUIDANCE ONLY...ERRORS MAY BE LARGE.
.96 HOUR FORECAST TROPICAL STORM OLIVIA NEAR 21.2N 151.0W.
MAXIMUM SUSTAINED WINDS 55 KT GUSTS 65 KT.
.120 HOUR FORECAST TROPICAL STORM OLIVIA NEAR 19.0N 160.5W.
MAXIMUM SUSTAINED WINDS 45 KT GUSTS 55 KT.

...TROPICAL STORM WARNING...
.TROPICAL DEPRESSION EIGHTEEN-E NEAR 16.1N 115.9W 1006 MB AT 
1500 UTC SEP 08 MOVING WNW OR 290 DEG AT 10 KT. MAXIMUM 
SUSTAINED WINDS 30 KT GUSTS 40 KT. WITHIN 360 NM SE SEMICIRCLE S 
TO SW WINDS 20 TO 30 KT. SEAS 8 TO 12 FT IN S SWELL. WITHIN 180 
NM NW SEMICIRCLE WINDS 20 TO 25 KT. SEAS TO 9 FT. ELSEWHERE 
WITHIN 600 NM SW SEMICIRCLE WINDS 20 KT OR LESS. SEAS TO 9 FT IN 
S SWELL.
.24 HOUR FORECAST TROPICAL STORM EIGHTEEN-E NEAR 17.7N 117.8W.
MAXIMUM SUSTAINED WINDS 40 KT GUSTS 50 KT. TROPICAL STORM FORCE 
WINDS WITHIN 40 NM NE QUADRANT...20 NM SE QUADRANT...0 NM SW 
QUADRANT...AND 30 NM NW QUADRANT. SEAS 12 FT OR GREATER WITHIN 
300 NM SE SEMICIRCLE WITH SEAS TO 13 FT. ELSEWHERE WITHIN 420 NM 
SE AND 210 NM NW SEMICIRCLES WINDS 20 TO 33 KT. SEAS 8 TO 11 FT. 
REMAINDER OF AREA FROM 07.5N TO 20N BETWEEN 106W AND 123W WINDS 
20 KT OR LESS. SEAS TO 9 FT IN S SWELL.
.48 HOUR FORECAST TROPICAL STORM EIGHTEEN-E NEAR 20.1N 119.8W.
MAXIMUM SUSTAINED WINDS 50 KT GUSTS 60 KT. TROPICAL STORM FORCE 
WINDS WITHIN 50 NM NW AND SE QUADRANTS...60 NM NE QUADRANT AND 
40 NM SW QUADRANT. SEAS 12 FT OR GREATER WITHIN 180 NM E 
SEMICIRCLE WITH SEAS TO 15 FT. ELSEWHERE WITHIN 180 NM EXCEPT 
150 NM SW QUADRANT WINDS 20 TO 33 KT. SEAS 8 TO 11 FT. REMAINDER 
OF AREA FROM 10N TO 23N BETWEEN 111W AND 123W WINDS 20 KT OR 
LESS. SEAS TO 9 FT IN MIXED SWELL.
.72 HOUR FORECAST HURRICANE EIGHTEEN-E NEAR 21.5N 123.0W.
MAXIMUM SUSTAINED WINDS 65 KT GUSTS 80 KT.
EXTENDED OUTLOOK...USE FOR GUIDANCE ONLY...ERRORS MAY BE LARGE.
.96 HOUR FORECAST TROPICAL STORM EIGHTEEN-E NEAR 21.5N 123.0W.
MAXIMUM SUSTAINED WINDS 60 KT GUSTS 75 KT.
.120 HOUR FORECAST TROPICAL STORM EIGHTEEN-E NEAR 24.5N 129.0W.
MAXIMUM SUSTAINED WINDS 40 KT GUSTS 40 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 AREA BOUNDED BY 03N80W TO 03S81W TO 03.4S120W TO 00N133W 
TO 10N131W TO 13N91W TO 03N80W...EXCEPT LEE OF GALAPAGOS 
ISLANDS...WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN S TO SW SWELL.
.24 HOUR FORECAST WITHIN AREA BOUNDED BY 10N91W TO 06N90W TO 
02N94W TO 04N103W TO 07N103W TO 13N96W TO 10N91W WINDS 20 KT OR 
LESS. SEAS 8 TO 9 FT IN MIXED SW AND NW SWELL.
.48 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.

.12 HOUR FORECAST WITHIN AREA BOUNDED BY 30N123W TO 29N124W TO 
29N125W TO 29N126W TO 30N127W TO 30N123W WINDS 20 KT OR LESS. 
SEAS TO 8 FT IN MIXED SW AND N SWELL.
.24 HOUR FORECAST WITHIN AREA BOUNDED BY 30N121W TO 26N126W TO 
26N129W TO 30N129W TO 30N121W WINDS 20 KT OR LESS. SEAS 8 TO 9 
FT IN MIXED SW AND N SWELL.
.48 HOUR FORECAST N OF 25N BETWEEN 120W AND 132W WINDS 20 KT OR 
LESS. SEAS TO 9 FT IN MIXED SWELL.

.48 HOUR FORECAST S OF 01.5S W OF 105W WINDS 20 KT OR LESS. SEAS 
TO 9 FT IN S TO SW SWELL.

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

CONVECTION VALID AT 1500 UTC SAT SEP 8...

.HURRICANE OLIVIA...SCATTERED TO NUMEROUS MODERATE TO STRONG 
WITHIN 60 NM E SEMICIRCLE AND 45 NM W SEMICIRCLE.

.TROPICAL DEPRESSION EIGHTEEN-E...SCATTERED MODERATE TO STRONG 
WITHIN 180 NM S SEMICIRCLE AND BETWEEN 240 NM AND 390 NM SW 
QUADRANT.

.SCATTERED MODERATE TO STRONG WITHIN 150 NM OF COAST BETWEEN 
78W AND 97W.

.SCATTERED MODERATE ISOLATED STRONG FROM 10N TO 14N BETWEEN 135W 
AND 139W.

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
MONSOON TROUGH AXIS EXTENDS FROM NEAR 11N85W TO 08N97W TO 
14N106W TO LOW PRES NEAR 15N115.5W TO 11N122W. SCATTERED 
MODERATE TO STRONG WITHIN 210 NM S OF TROUGH.

$$
.FORECASTER STRIPLING. NATIONAL HURRICANE CENTER.