415 
FZPN03 KNHC 050300
HSFEP2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL 
0430 UTC WED SEP 5 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 0000 UTC WED SEP 05.
24 HOUR FORECAST VALID 0000 UTC THU SEP 06.
48 HOUR FORECAST VALID 0000 UTC FRI SEP 07.

.WARNINGS.

...HURRICANE WARNING...
.HURRICANE OLIVIA NEAR 16.7N 120.1W 955 MB AT 0300 UTC SEP 05 
MOVING W OR 265 DEG AT 10 KT. MAXIMUM SUSTAINED WINDS 110 KT 
GUSTS 135 KT. TROPICAL STORM FORCE WINDS WITHIN 80 NM OF CENTER.
SEAS 12 FT OR GREATER WITHIN 150 NM OF CENTER WITH SEAS TO 36 FT.
ELSEWHERE WITHIN 180 NM OF CENTER WINDS 20 TO 33 KT. SEAS 8 TO 
12 FT. REMAINDER OF AREA FROM 12N TO 21N BETWEEN 114W AND 122W 
WINDS 20 KT OR LESS. SEAS 8 TO 11 FT IN MIXED SWELL.
.24 HOUR FORECAST HURRICANE OLIVIA NEAR 17.5N 124.2W. MAXIMUM 
SUSTAINED WINDS 105 KT GUSTS 130 KT. TROPICAL STORM FORCE WINDS 
WITHIN 90 NM E AND 80 NM W SEMICIRCLES. SEAS 12 FT OR GREATER 
WITHIN 200 NM OF CENTER WITH SEAS TO 38 FT. ELSEWHERE WITHIN 240 
NM OF CENTER WINDS 20 TO 33 KT. SEAS 9 TO 12 FT. REMAINDER OF 
AREA FROM 11N TO 23N BETWEEN 117W AND 129W WINDS 20 KT OR LESS. 
SEAS 8 TO 11 FT IN MIXED SWELL. 
.48 HOUR FORECAST HURRICANE OLIVIA NEAR 19.1N 129.7W. MAXIMUM 
SUSTAINED WINDS 90 KT GUSTS 110 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 240 NM N AND 210 NM S 
SEMICIRCLES WITH SEAS TO 36 FT. ELSEWHERE WITHIN 180 NM OF 
CENTER WINDS 20 TO 33 KT. SEAS 10 TO 12 FT. REMAINDER OF AREA 
FROM 14N TO 26N BETWEEN 122W AND 136W WINDS 20 KT OR LESS. SEAS 
8 TO 11 FT IN MIXED SWELL. 
.72 HOUR FORECAST HURRICANE OLIVIA NEAR 20.9N 135.2W. MAXIMUM 
SUSTAINED WINDS 75 KT GUSTS 90 KT.
EXTENDED OUTLOOK...USE FOR GUIDANCE ONLY...ERRORS MAY BE LARGE.
.96 HOUR FORECAST HURRICANE OLIVIA NEAR 20.9N 135.2W. MAXIMUM 
SUSTAINED WINDS 65 KT GUSTS 80 KT.
.120 HOUR FORECAST TROPICAL STORM OLIVIA NEAR 20.9N 135.2W.
MAXIMUM SUSTAINED WINDS 60 KT GUSTS 75 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

.HURRICANE NORMAN W OF AREA. FROM 20N TO 25N W OF 138W WINDS 20 
KT OR LESS. SEAS 8 TO 10 FT IN MIXED SWELL.
.24 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT. 

.FROM 07N TO 10N BETWEEN 101W AND 107W WINDS 20 KT OR LESS. SEAS 
8 FT IN SW SWELL.
.24 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.

.24 HOUR FORECAST S OF 02S W OF 111W WINDS 20 KT OR LESS. SEAS 
8 FT IN SW SWELL.
.48 HOUR FORECAST S OF LINE FROM 03.4S90W TO 04N110W TO 03N125W 
WINDS 20 KT OR LESS. SEAS 8 TO 9 FT IN S SWELL.

.N OF 29N BETWEEN 128W AND 132W WINDS 20 KT OR LESS. SEAS 8 FT 
IN MIXED SWELL.
.24 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.

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

CONVECTION VALID AT 0300 UTC WED SEP 5...

.HURRICANE OLIVIA...NUMEROUS MODERATE TO STRONG CONVECTION
WITHIN 75 NM OF CENTER. SCATTERED MODERATE ISOLATED STRONG 
ELSEWHERE WITHIN 150 NM OF CENTER. 

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
MONSOON TROUGH FROM 09N84W TO 09N94W TO LOW PRES NEAR 11N105W TO 
08N111W...RESUMES FROM 14N122W TO 12N140W. SCATTERED MODERATE 
ISOLATED STRONG FROM 05N TO 10N E OF 94W...FROM 10N TO 13N 
BETWEEN 100W AND 108W...AND FROM 09N TO 13N BETWEEN 133W AND 
138W.
  
$$
.FORECASTER MUNDELL. NATIONAL HURRICANE CENTER.