240 
FZPN03 KNHC 271502
HSFEP2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
1630 UTC FRI JUL 27 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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.

SECURITE

E PACIFIC FROM THE EQUATOR TO 30N E OF 140W AND 03.4S TO THE
EQUATOR E OF 120W

SYNOPSIS VALID 1200 UTC FRI JUL 27.
24 HOUR FORECAST VALID 1200 UTC SAT JUL 28.
48 HOUR FORECAST VALID 1200 UTC SUN JUL 29.

.WARNINGS.

...TROPICAL STORM WARNING...
.TROPICAL STORM GILMA NEAR 14.9N 128.4W 1006 MB AT 1500 UTC JUL 
27 MOVING W-NW OR 295 DEG AT 15 KT. MAXIMUM SUSTAINED WINDS 35 
KT GUSTS 45 KT. TROPICAL STORM FORCE WINDS AND SEAS TO 12 FT 
WITHIN 30 NM NE QUADRANT. ELSEWHERE WITHIN 120 NM NE AND 90 NM 
SW SEMICIRCLES OF CENTER WINDS 20 TO 33 KT. SEAS 8 TO 11 FT.
.24 HOUR FORECAST TROPICAL STORM GILMA NEAR 15.2N 132.2W.
MAXIMUM SUSTAINED WINDS 35 KT GUSTS 45 KT WITHIN 40 NM NE AND 30 
NM NW QUADRANTS OF CENTER. SEAS 12 FT OR GREATER WITHIN 90 NM N 
AND 60 NM S SEMICIRCLES WITH SEAS TO 18 FT. ELSEWHERE WITHIN 210 
NM OF CENTER WINDS 20 TO 33 KT. SEAS 8 TO 11 FT.
.48 HOUR FORECAST TROPICAL DEPRESSION GILMA NEAR 16.7N 135.5W.
WINDS 25 TO 30 KT GUSTS 40 KT NEAR AND SEAS 12 TO 16 FT WITHIN 
120 NM N AND 60 NM SE SEMICIRCLES. ELSEWHERE WITHIN 270 NM SE 
AND 240 NM NW SEMICIRCLES WINDS 20 TO 25 KT. SEAS 8 TO 11 FT.
.72 HOUR FORECAST POST-TROPICAL REMNANT LOW GILMA NEAR 17.5N 
140.0W. MAXIMUM SUSTAINED WINDS 25 KT GUSTS 35 KT.
EXTENDED OUTLOOK...USE FOR GUIDANCE ONLY...ERRORS MAY BE LARGE.
.96 HOUR FORECAST...DISSIPATED.

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.

.REMNANTS OF TROPICAL DEPRESSION NINE-E NEAR 10.6N 138.8W 1008 MB 
AT 1500 UTC JUL 27 MOVING W OR 265 DEG AT 11 KT. NE TO E WINDS 
20 TO 30 KT GUSTS 35 KT WITHIN 90 NM N SEMICIRCLE OF CENTER. 
SEAS TO 11 FT.   
.12 HOUR FORECAST REMNANT LOW NINE-E W OF AREA NEAR 10.7N 
140.5W. NE TO E WINDS 20 TO 30 KT GUSTS 40 KT WITHIN 120 NM N 
SEMICIRCLE OF CENTER. SEAS TO 11 FT.    
.24 HOUR FORECAST...DISSIPATING W OF AREA. FORECAST WATERS WINDS 
20 KT OR LESS. SEAS LESS THAN 8 FT.  FORECAST WINDS IN AND NEAR 
ACTIVE TROPICAL CYCLONES SHOULD BE USED WITH CAUTION DUE TO 
UNCERTAINTY IN FORECAST TRACK...SIZE AND INTENSITY.

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

CONVECTION VALID AT 1500 UTC FRI JUL 27...

.TROPICAL WAVE FROM 05N97W TO 16N98W...SCATTERED MODERATE 
ISOLATED STRONG WITHIN 120 NM OF WAVE AXIS. 

.TROPICAL WAVE FROM 08N116W TO 16N115W...SCATTERED MODERATE 
ISOLATED STRONG WITHIN 120 NM W OF WAVE AXIS. 

.TROPICAL STORM GILMA..SCATTERED MODERATE TO STRONG WITHIN 300 
NM SE AND 30 NM NW SEMICIRCLES OF CENTER.

.REMNANTS OF TROPICAL DEPRESSION NINE-E...SCATTERED MODERATE 
ISOLATED STRONG WITHIN 180 NM SW QUADRANT OF CENTER.

.SCATTERED MODERATE TO STRONG WITHIN 75 NM OF 17.5N103W.

.GULF OF CALIFORNIA...SCATTERED MODERATE ISOLATED STRONG FROM
26N TO 29.5N.

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
MONSOON TROUGH FROM 10N84W TO 07N95W TO 12N115W. SCATTERED 
MODERATE ISOLATED STRONG ELSEWHERE WITHIN 150 NM OF LINE FROM 
06N77W TO 10N111W AND WITHIN 60 NM OF 10N132W.

$$
.FORECASTER NELSON. NATIONAL HURRICANE CENTER.