507 
FZPN03 KNHC 020410
HSFEP2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
0430 UTC THU AUG 2 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 THU AUG 2.
24 HOUR FORECAST VALID 0000 UTC FRI AUG  3.
48 HOUR FORECAST VALID 0000 UTC SAT AUG  4.

.WARNINGS.

...HURRICANE WARNING...
.TROPICAL STORM HECTOR NEAR 14.0N 122.2W 1000 MB AT 0300 UTC AUG
02 MOVING W OR 280 DEG AT 10 KT. MAXIMUM SUSTAINED WINDS 50 KT
GUSTS 60 KT. TROPICAL STORM FORCE WINDS WITHIN 30 NM NW AND SE
QUADRANTS...40 NM NE QUADRANT AND 20 NM SW QUADRANT.  SEAS 12 FT
OR GREATER WITHIN 30 NM OF CENTER EXCEPT 45 NM NE QUADRANT WITH
SEAS TO 16 FT. ELSEWHERE WITHIN 270 NM SE AND 120 NM NE
SEMICIRCLES WINDS 20 TO 33 KT. SEAS 8 TO 11 FT.
.24 HOUR FORECAST TROPICAL STORM HECTOR NEAR 14.4N 126.3W. 
MAXIMUM SUSTAINED WINDS 60 KT GUSTS 75 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 90 NM OF CENTER WITH
SEAS TO 20 FT. ELSEWHERE WITHIN 210 NM OF CENTER WINDS 20 TO 33
KT. SEAS 8 TO 11 FT.
.48 HOUR FORECAST HURRICANE HECTOR NEAR 14.5N 131.0W. MAXIMUM 
SUSTAINED WINDS 65 KT GUSTS 80 KT. TROPICAL STORM FORCE WINDS 
WITHIN 60 NM NW AND SE QUADRANTS...70 NM NE QUADRANT AND 40 NM SW
QUADRANT. SEAS 12 FT OR GREATER WITHIN 120 NM OF CENTER WITH 
SEAS TO 22 FT. ELSEWHERE WITHIN 270 NM OF CENTER WINDS 20 TO 33
KT. SEAS 8 TO 11 FT.
.72 HOUR FORECAST HURRICANE HECTOR NEAR 14.0N 135.8W. MAXIMUM 
SUSTAINED WINDS 80 KT GUSTS 100 KT. EXTENDED OUTLOOK...USE FOR 
GUIDANCE ONLY...ERRORS MAY BE LARGE.
.96 HOUR FORECAST HURRICANE HECTOR NEAR 13.5N 140.5W. MAXIMUM 
SUSTAINED WINDS 90 KT GUSTS 110 KT.
.120 HOUR FORECAST HURRICANE HECTOR NEAR 13.8N 145.0W. MAXIMUM 
SUSTAINED WINDS 90 KT GUSTS 110 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.

.03 HOUR FORECAST WITHIN 60 NM OF LINE FROM 11.5N86W TO 
11.5N88.5W...INCLUDING THE GULF OF PAPAGAYO...E 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 60 NM OF LINE FROM 11.5N86W TO 
11.5N88.5W...INCLUDING THE GULF OF PAPAGAYO...E WINDS 20 TO 25 
KT. SEAS LESS THAN 8 FT. 
.36 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT. 

.18 HOUR FORECAST NEW LOW PRES NEAR 09N102W 1009 MB. WITHIN 300 
NM S SEMICIRCLE WINDS 20 KT OR LESS. SEAS TO 8 FT. 
.24 HOUR LITTLE CHANGE.
.48 HOUR FORECAST LOW PRES NEAR 11N104W 1008 MB. FROM 05N TO 09N
BETWEEN 97W AND 110W WINDS 20 KT OR LEES. SEAS TO 9 FT.
  
.24 HOUR FORECAST S OF 02S BETWEEN 91W AND 115W WINDS 20 KT OR 
LESS. SEAS TO 8 FT PRIMARILY IN SW SWELL. 
.48 HOUR FORECAST S OF 02S BETWEEN 92W AND 112W WINDS 20 KT OR 
LESS. SEAS TO 9 FT PRIMARILY IN SW SWELL. 

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

CONVECTION VALID AT 0300 UTC THU AUG 2...

.T.S. HECTOR...NUMEROUS MODERATE TO SCATTERED STRONG WITHIN 60 
NM NORTH AND 120 NM SOUTH SEMICIRCLES.

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
SEGMENTS OF THE MONSOON TROUGH EXTEND FROM 08N83W TO 15N113W, 
AND FROM 13N125W TO 10N135W...LOSING IDENTITY NEAR T.S. HECTOR 
BETWEEN 15N113W AND 13N125W. ITCZ CONTINUES FROM 10N135W TO 
BEYOND 09N140W. SCATTERED MODERATE WITHIN 150 NM EITHER SIDE OF 
THE MONSOON TROUGH BETWEEN 94W AND 101W...FROM 10N TO 15N 
BETWEEN 107W AND 113W, AND FROM 10N TO 13N BETWEEN 135W AND 140W.

$$
.FORECASTER CHRISTENSEN. NATIONAL HURRICANE CENTER.