677 
FZPN03 KNHC 170310
HSFEP2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
0430 UTC FRI AUG 17 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 FRI AUG 17.
24 HOUR FORECAST VALID 0000 UTC SAT AUG 18.
48 HOUR FORECAST VALID 0000 UTC SUN AUG 19.

.WARNINGS.

...HURRICANE WARNING...
.HURRICANE LANE NEAR 11.2N 129.8W 992 MB AT 0300 UTC AUG 17 
MOVING WNW OR 285 DEG AT 13 KT. MAXIMUM SUSTAINED WINDS 65 KT 
GUSTS 80 KT. TROPICAL STORM FORCE WINDS WITHIN 40 NM NW AND SE 
QUADRANTS...50 NM NE QUADRANT AND 20 NM SW QUADRANT. SEAS 12 FT 
OR GREATER WITHIN 75 NM NW AND SE QUADRANTS...90 NM NE QUADRANT 
AND 45 NM SW QUADRANT WITH SEAS TO 21 FT. ELSEWHERE WITHIN 90 NM 
OF CENTER WINDS 20 TO 33 KT. SEAS 8 TO 12 FT. REMAINDER OF AREA 
WITHIN 180 NM NE SEMICIRCLE WINDS 20 KT OR LESS. SEAS 8 TO 10 FT 
IN MIXED SWELL.
.24 HOUR FORECAST HURRICANE LANE NEAR 12.0N 134.9W. MAXIMUM 
SUSTAINED WINDS 90 KT GUSTS 110 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 N AND 75 NM S 
SEMICIRCLES WITH WITH SEAS TO 30 FT. ELSEWHERE WITHIN 135 NM N 
AND 90 NM S SEMICIRCLES WINDS 20 TO 33 KT. SEAS 8 TO 12 FT. 
REMAINDER OF AREA WITHIN 300 NM N AND 150 NM S SEMICIRCLES WINDS 
20 KT OR LESS. SEAS 8 TO 11 FT IN MIXED SWELL.
.48 HOUR FORECAST HURRICANE LANE NEAR 13.1N 140.3W. MAXIMUM 
SUSTAINED WINDS 110 KT GUSTS 135 KT. TROPICAL STORM FORCE WINDS 
WITHIN 80 NM NW AND SE QUADRANTS...90 NM NE QUADRANT AND 60 NM 
SW QUADRANT. WINDS 20 TO 33 KT AND SEAS 12 FT OR GREATER WITHIN 
150 NM N AND 90 NM S SEMICIRCLES WITH WITH SEAS TO 36 FT. 
ELSEWHERE WITHIN 300 NM N AND 180 NM S SEMICIRCLES WINDS 20 KT 
OR LESS. SEAS 8 TO 11 FT IN MIXED SWELL.
.72 HOUR FORECAST HURRICANE LANE WEST OF AREA NEAR 14.4N 145.0W. 
MAXIMUM SUSTAINED WINDS 110 KT GUSTS 135 KT.
EXTENDED OUTLOOK...USE FOR GUIDANCE ONLY...ERRORS MAY BE LARGE.
.96 HOUR FORECAST HURRICANE LANE NEAR 14.4N 145.0W. MAXIMUM 
SUSTAINED WINDS 105 KT GUSTS 130 KT.
.120 HOUR FORECAST HURRICANE LANE NEAR 14.4N 145.0W. MAXIMUM 
SUSTAINED WINDS 95 KT GUSTS 115 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.

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

CONVECTION VALID AT 0300 UTC THU AUG 16...

.HURRICANE LANE...NUMEROUS MODERATE TO STRONG WITHIN 150 NM 
OF CENTER.

.TROPICAL WAVE FROM 07N TO 19N ALONG 112W...SCATTERED MODERATE
ISOLATED STRONG FROM 09N TO 11.5N BETWEEN 111W AND 116W.

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
MONSOON TROUGH FROM 08N78W TO 08N96W TO 10N120W. SCATTERED 
MODERATE FROM 04N TO 12N BETWEEN 92W AND 106W.

$$
.FORECASTER MUNDELL. NATIONAL HURRICANE CENTER.