High Seas Forecast
Issued by NWS

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000
FZPN03 KNHC 221550
HSFEP2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
1630 UTC SAT JUL 22 2017

SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 JUL 22.
24 HOUR FORECAST VALID 1200 UTC SUN JUL 23.
48 HOUR FORECAST VALID 1200 UTC MON JUL 24.

.WARNINGS.

...HURRICANE WARNING...
.TROPICAL DEPRESSION NINE-E NEAR 10.0N 97.9W 1006 MB AT 1500 UTC
JUL 22 MOVING WNW OR 290 DEG AT 11 KT. MAXIMUM SUSTAINED WINDS
30 KT GUSTS 40 KT. WITHIN 150 NM NW SEMICIRCLE WINDS 20 TO 30
KT. SEAS 8 TO 12 FT. WITHIN 270 NM SE SEMICIRCLE WINDS 20 TO
25KT. SEAS TO 10 FT.
.24 HOUR FORECAST TROPICAL STORM NINE-E NEAR 11.6N 101.3W.
MAXIMUM SUSTAINED WINDS 40 KT GUSTS 50 KT. TROPICAL STORM FORCE
WINDS WITHIN 50 NM N SEMICIRCLE AND 30 NM S SEMICIRCLE. SEAS 12
FT OR GREATER WITHIN 75 NM NW AND 60 NM SE SEMICIRCLES WITH SEAS
TO 14 FT. ELSEWHERE WITHIN 150 NM NW AND 300 NM SE SEMICIRCLES
WINDS 20 TO 33 KT. SEAS 8 TO 12 FT.
.48 HOUR FORECAST HURRICANE NINE-E NEAR 13.5N 104.5W. MAXIMUM
SUSTAINED WINDS 65 KT GUSTS 80 KT. TROPICAL STORM FORCE WINDS
WITHIN 100 NM NE QUADRANT...70 NM SE QUADRANT...60 NM SW
QUADRANT...AND 80 NM NW QUADRANT. SEAS 12 FT OR GREATER WITHIN
150 NM NW AND 120 NM SE SEMICIRCLES WITH SEAS TO 26 FT.
ELSEWHERE WITHIN 180 NM OF CENTER WINDS 20 TO 33 KT. SEAS 8 TO
11 FT. REMAINDER OF AREA FROM 10N TO 18N BETWEEN 100W AND 109W
WINDS 20 KT OR LESS. SEAS 8 TO 12 FT IN MIXED SWELL.
.72 HOUR FORECAST HURRICANE NINE-E NEAR 15.0N 108.0W. MAXIMUM
SUSTAINED WINDS 85 KT GUSTS 105 KT.
EXTENDED OUTLOOK...USE FOR GUIDANCE ONLY...ERRORS MAY BE LARGE.
.96 HOUR FORECAST HURRICANE NINE-E NEAR 16.5N 111.5W. MAXIMUM
SUSTAINED WINDS 90 KT GUSTS 110 KT.
.120 HOUR FORECAST HURRICANE NINE-E NEAR 18.0N 115.0W. MAXIMUM
SUSTAINED WINDS 95 KT GUSTS 115 KT.

...TROPICAL STORM WARNING...
.TROPICAL STORM GREG NEAR 15.1N 124.2W 1001 MB AT 1500 UTC JUL
22 MOVING W OR 270 DEG AT 11 KT. MAXIMUM SUSTAINED WINDS 45 KT
GUSTS 55 KT. TROPICAL STORM FORCE WINDS WITHIN 50 NM N
SEMICIRCLE AND 30 NM S SEMICIRCLE. SEAS 12 FT OR GREATER WITHIN
90 NM N SEMICIRCLE AND 45 NM S SEMICIRCLE WITH SEAS TO 17 FT.
ELSEWHERE WITHIN 210 NM NE AND 150 NM SW SEMICIRCLES WINDS 20 TO
33 KT. SEAS 8 TO 12 FT. FROM 09N TO 12N BETWEEN 123W AND 127W SW
WINDS 20 TO 25 KT. SEAS 8 TO 10 FT.
.24 HOUR FORECAST TROPICAL STORM GREG NEAR 15.0N 128.2W. MAXIMUM
SUSTAINED WINDS 45 KT GUSTS 55 KT. LITTLE CHANGE IN RADIUS OF
TROPICAL STORM FORCE WINDS AND SEAS 12 FT OR GREATER. ELSEWHERE
FROM 09N TO 20N BETWEEN 125W AND 132W WINDS 20 TO 33 KT. SEAS 8
TO 12 FT.
.48 HOUR FORECAST TROPICAL STORM GREG NEAR 15.1N 132.0W. MAXIMUM
SUSTAINED WINDS 50 KT GUSTS 60 KT. TROPICAL STORM FORCE WINDS
WITHIN 60 NM N SEMICIRCLE AND 40 NM S SEMICIRCLE. SEAS 12 FT OR
GREATER WITHIN 270 NM NW AND 60 NM SE SEMICIRCLES WITH SEAS TO
20 FT. ELSEWHERE WITHIN 270 NM NW AND 120 NM SE SEMICIRCLES
WINDS 20 TO 33 KT. SEAS 8 TO 12 FT. REMAINDER AREA W OF LINE
FROM 25N140W TO 18N129W TO 10N130W WINDS 20 KT OR LESS. SEAS TO
10 FT IN MIXED SWELL.
.72 HOUR FORECAST TROPICAL STORM GREG NEAR 16.0N 134.8W. MAXIMUM
SUSTAINED WINDS 45 KT GUSTS 55 KT.
EXTENDED OUTLOOK...USE FOR GUIDANCE ONLY...ERRORS MAY BE LARGE.
.96 HOUR FORECAST TROPICAL STORM GREG NEAR 17.3N 137.2W. MAXIMUM
SUSTAINED WINDS 35 KT GUSTS 45 KT.
.120 HOUR FORECAST POST-TROPICAL REMNANT LOW GREG NEAR 18.0N
140.0W. MAXIMUM SUSTAINED WINDS 25 KT GUSTS 35 KT.

...TROPICAL STORM WARNING...
.TROPICAL DEPRESSION TEN-E NEAR 14.7N 112.8W 1005 MB AT 1500 UTC
JUL 22 MOVING W OR 270 DEG AT 6 KT. MAXIMUM SUSTAINED WINDS 30
KT GUSTS 40 KT. ELSEWHERE WITHIN 90 NM OF CENTER WINDS 20 TO 30
KT. SEAS 8 TO 10 FT.
.24 HOUR FORECAST TROPICAL STORM TEN-E NEAR 15.0N 115.0W.
MAXIMUM SUSTAINED WINDS 40 KT GUSTS 50 KT. TROPICAL STORM FORCE
WINDS WITHIN 30 NM OF CENTER. ELSEWHERE WITHIN 120 NM OF CENTER
WINDS 20 TO 33 KT. SEAS 8 TO 12 FT.
.48 HOUR FORECAST TROPICAL STORM TEN-E NEAR 15.0N 117.0W.
MAXIMUM SUSTAINED WINDS 55 KT GUSTS 65 KT. TROPICAL STORM FORCE
WINDS WITHIN 40 NM NW AND SE QUADRANTS...60 NM NE QUADRANT AND
30 NM SW QUADRANT. SEAS 12 FT OR GREATER WITHIN 60 NM NW AND 30
NM SE SEMICIRCLES WITH SEAS TO 13 FT. ELSEWHERE WITHIN 150 NM OF
CENTER WINDS 20 TO 33 KT. SEAS 8 TO 12 FT.
.72 HOUR FORECAST TROPICAL STORM TEN-E NEAR 15.0N 119.5W.
MAXIMUM SUSTAINED WINDS 60 KT GUSTS 75 KT.
EXTENDED OUTLOOK...USE FOR GUIDANCE ONLY...ERRORS MAY BE LARGE.
.96 HOUR FORECAST TROPICAL STORM TEN-E NEAR 14.5N 122.0W.
MAXIMUM SUSTAINED WINDS 60 KT GUSTS 75 KT.
.120 HOUR FORECAST TROPICAL STORM TEN-E NEAR 13.5N 124.0W.
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.

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

CONVECTION VALID AT 1500 UTC SAT JUL 22...

.TROPICAL STORM GREG...SCATTERED STRONG WITHIN 90 NM NE AND 120
NM SW SEMICIRCLES.

.TROPICAL DEPRESSION NINE-E...SCATTERED MODERATE TO STRONG
WITHIN 360 NM NW SEMICIRCLE.

.TROPICAL DEPRESSION TEN-E...SCATTERED STRONG WITHIN 240 NM SW
QUADRANT.

.LOW PRES NEAR 11N127W...SCATTERED MODERATE ISOLATED STRONG
WITHIN 60 NM SW QUADRANT.

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
MONSOON TROUGH FROM 09N74W TO 10N92W...THEN RESUMES FROM LOW
PRES 1008 MB NEAR 11N126.5W TO 09N135W. SCATTERED STRONG FROM
03N TO 08N BETWEEN 77.5W AND 80W...WITHIN 75 NM OF MEXICAN COAST
BETWEEN 22N AND 24.5N AND WITHIN 90 NM EITHER SIDE OF THE LOW
AND TROUGH AXIS BETWEEN 126W AND 133W.

$$
.FORECASTER MCELROY. NATIONAL HURRICANE CENTER.



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