High Seas Forecast
Issued by NWS

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000
FZPN03 KNHC 261513
HSFEP2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
1630 UTC WED JUL 26 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 WED JUL 26.
24 HOUR FORECAST VALID 1200 UTC THU JUL 27.
48 HOUR FORECAST VALID 1200 UTC FRI JUL 28.

.WARNINGS.

...HURRICANE WARNING...
.HURRICANE HILARY NEAR 16.4N 112.3W 973 MB AT 1500 UTC JUL 26
MOVING W OR 280 DEG AT 11 KT. MAXIMUM SUSTAINED WINDS 90 KT
GUSTS 110 KT. TROPICAL STORM FORCE WINDS WITHIN 50 NM S
SEMICIRCLE...80 NM NE QUADRANT AND 70 NM NW QUADRANT. SEAS 12 FT
OR GREATER WITHIN 120 NM N SEMICIRCLE AND 90 NM S SEMICIRCLE
WITH SEAS TO 30 FT. ELSEWHERE WITHIN 180 NM N SEMICIRCLE AND 120
NM S SEMICIRCLE WINDS 20 TO 33 KT. SEAS 9 TO 12 FT. REMAINDER OF
AREA FROM 14N TO 21N BETWEEN 107W AND 115W WINDS 20 KT OR LESS.
SEAS TO 10 FT IN MIXED SWELL.
.24 HOUR FORECAST HURRICANE HILARY NEAR 17.1N 115.7W. MAXIMUM
SUSTAINED WINDS 90 KT GUSTS 110 KT. TROPICAL STORM FORCE WINDS
WITHIN 90 NM NE QUADRANT...70 NM SE QUADRANT...50 NM SW
QUADRANT...AND 80 NM NW QUADRANT. SEAS 12 FT OR GREATER WITHIN
180 NM N SEMICIRCLE AND 120 NM S SEMICIRCLE WITH SEAS TO 34 FT.
ELSEWHERE WITHIN 210 NM N SEMICIRCLE AND 180 NM S SEMICIRCLE
WINDS 20 TO 33 KT. SEAS 9 TO 12 FT. REMAINDER OF AREA FROM 12N
TO 24N BETWEEN 112W AND 121W WINDS 20 KT OR LESS. SEAS TO 10 FT
IN MIXED SWELL.
.48 HOUR FORECAST HURRICANE HILARY NEAR 18.1N 118.9W. MAXIMUM
SUSTAINED WINDS 80 KT GUSTS 100 KT. TROPICAL STORM FORCE WINDS
WITHIN 100 NM N SEMICIRCLE...90 NM SE QUADRANT AND 70 NM SW
QUADRANT. SEAS 12 FT OR GREATER WITHIN 180 NM E SEMICIRCLE AND
210 NM W SEMICIRCLE WITH SEAS TO 34 FT. ELSEWHERE WITHIN 240 NM
OF CENTER WINDS 20 TO 33 KT. SEAS 9 TO 12 FT. REMAINDER OF AREA
BOUNDED BY 12N116W TO 22N129W TO 27N123W TO 20N112W TO 12N116W
WINDS 20 KT OR LESS. SEAS TO 11 FT IN MIXED SWELL.
.72 HOUR FORECAST HURRICANE HILARY NEAR 19.7N 121.9W. MAXIMUM
SUSTAINED WINDS 75 KT GUSTS 90 KT.
EXTENDED OUTLOOK...USE FOR GUIDANCE ONLY...ERRORS MAY BE LARGE.
.96 HOUR FORECAST TROPICAL STORM HILARY NEAR 21.4N 125.4W.
MAXIMUM SUSTAINED WINDS 55 KT GUSTS 65 KT.
.120 HOUR FORECAST TROPICAL STORM HILARY NEAR 23.0N 129.0W.
MAXIMUM SUSTAINED WINDS 35 KT GUSTS 45 KT.

...TROPICAL STORM WARNING...
.TROPICAL STORM IRWIN NEAR 15.6N 122.1W 994 MB AT 1500 UTC JUL
26 MOVING WSW OR 255 DEG AT 6 KT. MAXIMUM SUSTAINED WINDS 55 KT
GUSTS 65 KT. TROPICAL STORM FORCE WINDS WITHIN 60 NM N
SEMICIRCLE...40 NM SE QUADRANT AND 30 NM SW QUADRANT.  SEAS 12
FT OR GREATER WITHIN 90 NM N SEMICIRCLE AND 60 NM S SEMICIRCLE
WITH SEAS TO 24 FT. ELSEWHERE WITHIN 150 NM OF CENTER WINDS 20
TO 33 KT. SEAS 9 TO 12 FT. REMAINDER OF AREA FROM 13N TO 19N
BETWEEN 119W AND 126W WINDS 20 KT OR LESS. SEAS TO 10 FT IN
MIXED SWELL.
.24 HOUR FORECAST TROPICAL STORM IRWIN NEAR 14.9N 124.1W.
MAXIMUM SUSTAINED WINDS 45 KT GUSTS 55 KT. TROPICAL STORM FORCE
WINDS WITHIN 50 NM N SEMICIRCLE...30 NM SE QUADRANT AND 20 NM SW
QUADRANT. SEAS 12 FT OR GREATER WITHIN 105 NM OF CENTER WITH
SEAS TO 20 FT. ELSEWHERE WITHIN 150 NM OF CENTER WINDS 20 TO 33
KT. SEAS 9 TO 12 FT. REMAINDER OF AREA FROM 10N TO 19N BETWEEN
121W AND 130W WINDS 20 KT OR LESS. SEAS TO 10 FT IN MIXED SWELL.
.48 HOUR FORECAST TROPICAL STORM IRWIN NEAR 14.5N 125.5W.
MAXIMUM SUSTAINED WINDS 45 KT GUSTS 55 KT. LITTLE CHANGE IN
RADIUS OF TROPICAL STORM FORCE WINDS AND SEAS 12 FT OR GREATER.
ELSEWHERE WITHIN 150 NM OF CENTER EXCEPT 210 NM SW QUADRANT
WINDS 20 TO 33 KT. SEAS 9 TO 12 FT. REMAINDER OF AREA BOUNDED BY
12N116W TO 06N122W TO 14N132W TO 22N129W TO 12N116W WINDS 20 KT
OR LESS. SEAS TO 11 FT IN MIXED SWELL.
.72 HOUR FORECAST TROPICAL STORM IRWIN NEAR 15.0N 125.0W.
MAXIMUM SUSTAINED WINDS 45 KT GUSTS 55 KT.
EXTENDED OUTLOOK...USE FOR GUIDANCE ONLY...ERRORS MAY BE LARGE.
.96 HOUR FORECAST TROPICAL STORM IRWIN NEAR 17.5N 125.0W.
MAXIMUM SUSTAINED WINDS 45 KT GUSTS 55 KT.
.120 HOUR FORECAST TROPICAL STORM IRWIN NEAR 20.5N 126.0W.
MAXIMUM SUSTAINED WINDS 45 KT GUSTS 55 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.

.TROPICAL DEPRESSION GREG W OF AREA NEAR 18.1N 141.0W 1006 MB AT
1500 UTC JUL 26 MOVING W OR 280 DEG AT 10 KT. MAXIMUM SUSTAINED
WINDS 25 KT GUSTS 35 KT. OVER FORECAST WATERS E OF 140W FROM 16N
TO 20N W OF 138W WINDS 20 TO 25 KT. SEAS 8 TO 11 FT.
.24 HOUR FORECAST POST-TROPICAL REMNANT LOW GREG W OF AREA NEAR
18.5N 144.0W. MAXIMUM SUSTAINED WINDS 25 KT GUSTS 35 KT. OVER
FORECAST WATERS E OF 140W WINDS 20 KT OR LESS. SEAS LESS THAN 8
FT.
.48 HOUR FORECAST POST-TROPICAL REMNANT LOW GREG DISSIPATED.

.24 HOUR FORECAST S OF 01S BETWEEN 86W AND 113W WINDS 20 KT OR
LESS. SEAS TO 9 FT IN S TO SW SWELL.
.48 HOUR FORECAST S OF 05N BETWEEN 81W AND 89W...S OF 09N
BETWEEN 92W AND 107W...AND S OF 01S BETWEEN 107W AND 115W WINDS
20 KT OR LESS. SEAS TO 9 FT IN S TO SW SWELL.

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

CONVECTION VALID AT 1500 UTC WED JUL 26...

.HURRICANE HILARY...NUMEROUS MODERATE SCATTERED STRONG WITHIN
90 NM OF CENTER. SCATTERED MODERATE ELSEWHERE WITHIN 210 NM OF
CENTER.

.TROPICAL STORM IRWIN...SCATTERED MODERATE ISOLATED STRONG FROM
15N TO 18N BETWEEN 120W AND 124W.

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
MONSOON TROUGH FROM 08N78W TO 09N98W TO 11N104W. SCATTERED
MODERATE FROM 03N TO 09N E OF 90W...FROM 12N TO 15N BETWEEN 92W
AND 95W...FROM 07N TO 11N BETWEEN 102W AND 107W...AND FROM 07N
TO 12N BETWEEN 124W AND 133W.

$$
.FORECASTER HUFFMAN. NATIONAL HURRICANE CENTER.



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