High Seas Forecast
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000
FZPN02 KWBC 250525
HSFEPI

HIGH SEAS FORECAST FOR METAREA XII
NWS OCEAN PREDICTION CENTER WASHINGTON DC
0545 UTC TUE JUL 25 2017

CCODE/2:31:12:11:00/AOW+POR+AOE/NWS/CCODE
SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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

PACIFIC N OF 30N AND S OF 67N E OF A LINE FROM BERING STRAIT
TO 50N 160E

SYNOPSIS VALID 0000 UTC JUL 25.
24 HOUR FORECAST VALID 0000 UTC JUL 26.
48 HOUR FORECAST VALID 0000 UTC JUL 27.

.WARNINGS.

...GALE WARNING...
.FROM 36N TO 47N BETWEEN 124W AND 129W AREA OF N TO NW WINDS 25
TO 35 KT. SEAS 8 TO 12 FT.
.24 HOUR FORECAST BETWEEN 124W AND A LINE FROM 50N128W TO
34N135W AREA OF N WINDS 20 TO 30 KT. SEAS 8 TO 12 FT.
.48 HOUR FORECAST BETWEEN 124W AND A LINE FROM 43N126W TO
34N134W AREA OF N TO NE WINDS 20 TO 30 KT. SEAS TO 9 FT.

.SYNOPSIS AND FORECAST.

.BOGOSLOF VOLCANO AT 53.92N 168.03W IS IN A STATE OF UNREST.
MARINERS TRAVELING IN THE VICINITY OF BOGOSLOF VOLCANO ARE URGED
TO EXERCISE CAUTION. IF MARINERS ENCOUNTER ANY VOLCANIC
ASH...REPORT THE OBSERVATION TO THE OCEAN PREDICTION CENTER BY
CALLING 301-683-1520.

.LOW 48N149W 1016 MB MOVING NE 20 KT. WITHIN 240 NM SE
SEMICIRCLE AND 120 NM SW QUADRANT WINDS 20 TO 30 KT. SEAS TO 9
FT.
.24 HOUR FORECAST LOW 54N136W 1012 MB. BETWEEN 180 NM AND 540 NM
S QUADRANT WINDS LESS THAN 25 KT. SEAS TO 8 FT.
.48 HOUR FORECAST LOW 55N135W 1012 MB. WINDS LESS THAN 25 KT.
SEAS LESS THAN 8 FT.

.LOW 37N169W 1016 MB MOVING NE 10 KT. FROM 34N TO 41N BETWEEN
167W AND 168E WINDS TO 25 KT. SEAS TO 9 FT.
.24 HOUR FORECAST LOW 39N166W 1020 MB. FROM 34N TO 42N BETWEEN
170W AND 169E WINDS 20 TO 30 KT. SEAS 8 TO 12 FT.
.48 HOUR FORECAST LOW 41N162W 1020 MB. FROM 33N TO 41N BETWEEN
174W AND 168E WINDS 20 TO 30 KT. SEAS 8 TO 13 FT.

.OVER FORECAST WATERS FROM 31N TO 39N W OF 165E WINDS 20 TO 30
KT. SEAS 8 TO 12 FT.
.24 HOUR FORECAST FROM 30N TO 37N W OF 167E WINDS 20 TO 30 KT.
SEAS 10 TO 16 FT.
.48 HOUR FORECAST FROM 30N TO 39N W OF 165E WINDS 20 TO 30 KT.
SEAS 8 TO 12 FT.

.24 HOUR FORECAST OVER FORECAST WATERS N OF A LINE FROM 45N160E
TO 53N171E AREA OF S WINDS TO 25 KT. SEAS TO 8 FT.
.48 HOUR FORECAST W OF A LINE FROM 59N179E TO 43N163E AREA OF S
TO SW WINDS 20 TO 30 KT. SEAS 8 TO 12 FT.

.24 HOUR FORECAST LOW 67N163W 1010 MB. OVER FORECAST WATERS N OF
64N W OF 167W AREA OF N TO NW WINDS 20 TO 30 KT. SEAS TO 8 FT.
.48 HOUR FORECAST LOW 59N152W 1008 MB. WITHIN 420 NM SW QUADRANT
AND FROM 46N TO 50N BETWEEN 148W AND 153W WINDS TO 25 KT. SEAS
TO 8 FT.

.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM BETWEEN 138W AND A
LINE FROM 48N150W TO 40N155W...OVER FORECAST WATERS W OF A LINE
FROM 58N164W TO 48N178E...AND W OF A LINE FROM 48N161E TO
39N171E.
.24 HOUR FORECAST DENSE FOG FROM 40N TO 42N BETWEEN 148W AND
157W...FROM 47N TO 57N BETWEEN 164W AND 174E...AND W OF A LINE
FROM 58N178E TO 52N174E TO 46N163E TO 39N170E.
.48 HOUR FORECAST FROM 39N TO 42N BETWEEN 155W AND 164W...FROM
51N TO 54N BETWEEN 149W AND 152W...FROM 47N TO 57N BETWEEN 168W
AND 174E...AND W OF A LINE FROM 58N177E TO 53N174E TO 46N162E TO
39N169E.

.HIGH 46N179E 1033 MB MOVING NW 05 KT.
.24 HOUR FORECAST HIGH 48N176E 1036 MB.
.48 HOUR FORECAST HIGH 48N179E 1038 MB.

.HIGH 40N143W 1030 MB MOVING SW 10 KT.
.24 HOUR FORECAST HIGH 39N145W 1031 MB.
.48 HOUR FORECAST HIGH 38N145W 1030 MB.

.HIGH 58N145W 1023 MB NEARLY STATIONARY.
.24 HOUR FORECAST HIGH 58N144W 1018 MB.
.48 HOUR FORECAST HIGH DISSIPATED.

.FORECASTER NOLT. OCEAN PREDICTION CENTER.

NATIONAL HURRICANE CENTER MIAMI FL

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

SYNOPSIS VALID 0000 UTC TUE JUL 25.
24 HOUR FORECAST VALID 0000 UTC WED JUL 26.
48 HOUR FORECAST VALID 0000 UTC THU JUL 27.

.WARNINGS.

...HURRICANE WARNING...
.HURRICANE HILARY NEAR 15.0N 105.7W 982 MB AT 0300 UTC JUL 25
MOVING WNW OR 300 DEG AT 8 KT. MAXIMUM SUSTAINED WINDS 85 KT
GUSTS 105 KT. TROPICAL STORM FORCE WINDS WITHIN 60 NM N
SEMICIRCLE...50 NM SE QUADRANT AND 40 NM SW QUADRANT. SEAS 12 FT
OR GREATER WITHIN 90 NM N SEMICIRCLE AND 45 NM S SEMICIRCLE WITH
SEAS TO 26 FT. ELSEWHERE FROM 12N TO 18N BETWEEN 103W AND 108W
WINDS 20 TO 33 KT. SEAS 8 TO 12 FT.
.24 HOUR FORECAST HURRICANE HILARY NEAR 16.1N 109.0W. MAXIMUM
SUSTAINED WINDS 105 KT GUSTS 130 KT. TROPICAL STORM FORCE WINDS
WITHIN 80 NM N SEMICIRCLE...60 NM SE QUADRANT AND 50 NM SW
QUADRANT. SEAS 12 FT OR GREATER WITHIN 120 NM N SEMICIRCLE AND
60 NM S SEMICIRCLE WITH SEAS TO 35 FT. ELSEWHERE FROM 14N TO 19N
BETWEEN 106W AND 111W WINDS 20 TO 30 KT. SEAS 8 TO 12 FT.
REMAINDER OF AREA FROM 12N TO 20N BETWEEN 104W AND 113W WINDS 20
KT OR LESS. SEAS TO 11 FT IN MIXED SWELL.
.48 HOUR FORECAST HURRICANE HILARY NEAR 17.1N 113.0W. MAXIMUM
SUSTAINED WINDS 100 KT GUSTS 120 KT. TROPICAL STORM FORCE WINDS
WITHIN 100 NM NE QUADRANT...80 NM SE QUADRANT...70 NM SW
QUADRANT...AND 90 NM NW QUADRANT. SEAS 12 FT OR GREATER WITHIN
150 NM N SEMICIRCLE AND 90 NM S SEMICIRCLE WITH SEAS TO 34 FT.
ELSEWHERE FROM 14N TO 20N BETWEEN 109W AND 116W WINDS 20 TO 33
KT. SEAS 9 TO 12 FT. REMAINDER OF AREA FROM 11N TO 23N BETWEEN
107W AND 118W WINDS 20 KT OR LESS. SEAS TO 11 FT IN MIXED SWELL.
.72 HOUR FORECAST HURRICANE HILARY NEAR 18.1N 116.7W. MAXIMUM
SUSTAINED WINDS 90 KT GUSTS 110 KT.
EXTENDED OUTLOOK...USE FOR GUIDANCE ONLY...ERRORS MAY BE LARGE.
.96 HOUR FORECAST HURRICANE HILARY NEAR 19.1N 120.2W. MAXIMUM
SUSTAINED WINDS 80 KT GUSTS 100 KT.
.120 HOUR FORECAST HURRICANE HILARY NEAR 19.9N 123.4W. MAXIMUM
SUSTAINED WINDS 65 KT GUSTS 80 KT.

...HURRICANE WARNING...
.TROPICAL STORM IRWIN NEAR 15.2N 118.2W 993 MB AT 0300 UTC JUL
25 MOVING WNW OR 285 DEG AT 3 KT. MAXIMUM SUSTAINED WINDS 60 KT
GUSTS 75 KT. TROPICAL STORM FORCE WINDS WITHIN 40 NM NW AND SE
QUADRANTS...70 NM NE QUADRANT AND 30 NM SW QUADRANT. SEAS 12 FT
OR GREATER WITHIN 90 NM N SEMICIRCLE...45 NM SE QUADRANT AND 30
NM SW QUADRANT WITH SEAS TO 20 FT. ELSEWHERE WITHIN 120 NM N
SEMICIRCLE AND 90 NM S SEMICIRCLE WINDS 20 TO 33 KT. SEAS 8 TO
12 FT. REMAINDER OF AREA WITHIN 180 NM OF CENTER WINDS 20 KT OR
LESS. SEAS 8 TO 10 FT IN MIXED SWELL.
.24 HOUR FORECAST HURRICANE IRWIN NEAR 15.1N 119.9W. MAXIMUM
SUSTAINED WINDS 70 KT GUSTS 85 KT. TROPICAL STORM FORCE WINDS
WITHIN 50 NM S SEMICIRCLE...80 NM NE QUADRANT AND 60 NM NW
QUADRANT. SEAS 12 FT OR GREATER WITHIN 120 NM N SEMICIRCLE AND
60 NM S SEMICIRCLE WITH SEAS TO 25 FT. ELSEWHERE WITHIN 150 NM
OF CENTER WINDS 20 TO 33 KT. SEAS 10 TO 12 FT. REMAINDER OF AREA
FROM 11N TO 20N BETWEEN 116W AND 123W WINDS 20 KT OR LESS. SEAS
8 TO 11 FT IN MIXED SWELL.
.48 HOUR FORECAST TROPICAL STORM IRWIN NEAR 14.5N 121.7W.
MAXIMUM SUSTAINED WINDS 60 KT GUSTS 75 KT. TROPICAL STORM FORCE
WINDS WITHIN 80 NM N SEMICIRCLE AND 60 NM S SEMICIRCLE. SEAS 12
FT OR GREATER WITHIN 120 NM N SEMICIRCLE AND 60 NM S SEMICIRCLE
WITH SEAS TO 22 FT. ELSEWHERE WITHIN 150 NM OF CENTER WINDS 20
TO 33 KT. SEAS 10 TO 12 FT. REMAINDER OF AREA FROM 09N TO 20N
BETWEEN 116W AND 127W WINDS 20 KT OR LESS. SEAS 8 TO 11 FT IN
MIXED SWELL.
.72 HOUR FORECAST TROPICAL STORM IRWIN NEAR 14.2N 122.8W.
MAXIMUM SUSTAINED WINDS 55 KT GUSTS 65 KT.
EXTENDED OUTLOOK...USE FOR GUIDANCE ONLY...ERRORS MAY BE LARGE.
.96 HOUR FORECAST TROPICAL STORM IRWIN NEAR 15.5N 123.0W.
MAXIMUM SUSTAINED WINDS 55 KT GUSTS 65 KT.
.120 HOUR FORECAST TROPICAL STORM IRWIN NEAR 18.0N 123.0W.
MAXIMUM SUSTAINED WINDS 50 KT GUSTS 60 KT.

...TROPICAL STORM WARNING...
.TROPICAL STORM GREG NEAR 14.8N 134.9W 1003 MB AT 0300 UTC JUL
25 MOVING WNW OR 285 DEG AT 8 KT. MAXIMUM SUSTAINED WINDS 40 KT
GUSTS 50 KT. TROPICAL STORM FORCE WINDS WITHIN 0 NM OF CENTER
EXCEPT 60 NM NW QUADRANT. SEAS 12 FT OR GREATER WITHIN 30 NM S
SEMICIRCLE...60 NM NE QUADRANT AND 90 NM NW QUADRANT WITH SEAS
TO 15 FT. ELSEWHERE FROM 13N TO 19N BETWEEN 133W AND 138W WINDS
20 TO 33 KT. SEAS 8 TO 12 FT. REMAINDER OF AREA W OF LINE FROM
24N140W TO 18N130W TO 06N130W WINDS 20 KT OR LESS. SEAS 8 TO 10
FT IN MIXED SWELL.
.24 HOUR FORECAST TROPICAL STORM GREG NEAR 16.3N 137.3W. MAXIMUM
SUSTAINED WINDS 35 KT GUSTS 45 KT. TROPICAL STORM FORCE WINDS
WITHIN 0 NM S SEMICIRCLE...30 NM NE QUADRANT AND 40 NM NW
QUADRANT. SEAS 12 FT OR GREATER WITHIN 60 NM N SEMICIRCLE WITH
SEAS TO 13 FT. ELSEWHERE FROM 15N TO 20N W OF 135W WINDS 20 TO
33 KT. SEAS TO 11 FT IN MIXED SWELL.
.48 HOUR FORECAST TROPICAL DEPRESSION GREG NEAR 17.5N 140.2W.
MAXIMUM SUSTAINED WINDS 30 KT GUSTS 40 KT. FROM 17N TO 21N W OF
138W WINDS 20 TO 30 KT. SEAS TO 9 FT IN MIXED SWELL.
.72 HOUR FORECAST POST-TROPICAL REMNANT LOW GREG NEAR 17.0N
143.1W. MAXIMUM SUSTAINED WINDS 25 KT GUSTS 35 KT.
EXTENDED OUTLOOK...USE FOR GUIDANCE ONLY...ERRORS MAY BE LARGE.
.96 HOUR FORECAST POST-TROPICAL REMNANT LOW GREG NEAR 16.0N
146.0W. MAXIMUM SUSTAINED WINDS 20 KT GUSTS 30 KT.
.120 HOUR FORECAST POST-TROPICAL REMNANT LOW GREG NEAR 15.0N
148.5W. MAXIMUM SUSTAINED WINDS 20 KT GUSTS 30 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 0145 UTC TUE JUL 25...

.HURRICANE HILARY...NUMEROUS MODERATE SCATTERED STRONG
WITHIN 150 NM N SEMICIRCLE AND 90 NM S SEMICIRCLE. CLUSTER OF
MODERATE FROM 08N TO 18N BETWEEN 100W AND 104W.

.TROPICAL STORM IRWIN...CLUSTERS OF MODERATE TO STRONG WITHIN
120 NM N SEMICIRCLE AND 90 NM S SEMICIRCLE. SCATTERED MODERATE
ELSEWHERE FROM 13N TO 18N BETWEEN 116W AND 120W.

.TROPICAL STORM GREG...SCATTERED MODERATE TO STRONG
WITHIN 120 NM N SEMICIRCLE AND 60 NM S SEMICIRCLE.

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
THE MONSOON TROUGH IS ANALYZED E OF THE TROPICAL CYCLONE
ACTIVITY FROM 09N79W TO 09N90W TO 12N99W. THE ITCZ EXTENDS FROM
12N136W TO BEYOND 10N140W. SCATTERED MODERATE FROM 05N TO 11N E
OF 97W AND WITHIN 90 NM OF THE ITCZ AXIS.

.FORECASTER LATTO. NATIONAL HURRICANE CENTER.

NATIONAL WEATHER SERVICE HONOLULU HI
NORTH PACIFIC EQUATOR TO 30N BETWEEN 140W AND 160E

SYNOPSIS VALID 0000 UTC JUL 25 2017.
24 HOUR FORECAST VALID 0000 UTC JUL 26 2017.
48 HOUR FORECAST VALID 0000 UTC JUL 27 2017.

.WARNINGS.

...TROPICAL STORM WARNING...
.TYPHOON NORU WELL W OF AREA CENTERED NEAR 25.6N 156.7E...MOVING
E 10 KT. ASSOCIATED WINDS 20 TO 25 KT FROM 22N TO 27N W OF 162E.
SCATTERED MODERATE TO STRONG TSTMS N OF A LINE FROM 23N160E TO
25N165E TO 30N169E.
.12 HOUR FORECAST TYPHOON NORU W OF AREA NEAR 26.6N 157.9E...
MOVING NNW 08 KT. WINDS 30 TO 40 KT N OF 27N W OF 161E. WINDS 20
TO 30 KT ELSEWHERE W OF A LINE FROM 20N160E TO 25N163E TO
30N164E.
.24 HOUR FORECAST TYPHOON NORU W OF AREA...CENTERED NEAR 28.1N
157.0E...MOVING NW 11 KT. WINDS 30 TO 40 KT FROM 27N TO 29N W OF
161E. WINDS 20 TO 30 KT ELSEWHERE W OF A LINE FROM 20N160E TO
24N163E TO 30N163E.
.48 HOUR FORECAST TYPHOON NORU WELL W OF AREA AND MOVING AWAY
TOWARD THE W. ASSOCIATED WINDS 20 TO 30 KT W OF A LINE FROM
20N160E TO 25N165E TO 30N164E.

SEE ADVISORY WTPN31 PGTW FROM JTWC FOR ADDITIONAL DETAILS.

.SYNOPSIS AND FORECAST.

.TROUGH FROM 24N158W TO 20N161W MOVING W 15 KT. WINDS 20 TO 25
KT FROM 22N TO 26N BETWEEN 157W AND 161W. SCATTERED MODERATE TO
STRONG TSTMS FROM 21N TO 26N BETWEEN 156W AND 163W.
.24 HOUR FORECAST TROUGH FROM 26N164W TO 21N168W. ASSOCIATED
WINDS DIMINISHED TO 20 KT OR LESS.
.48 HOUR FORECAST TROUGH DISSIPATED.

.TROUGH FROM 26N162E TO 24N171E TO 29N179W NEARLY STATIONARY.
SCATTERED MODERATE TSTMS WITHIN 270 NM S OF TROUGH BETWEEN 174E
AND 169E. ISOLATED MODERATE TSTMS N OF 20N BETWEEN 175W AND
177E.
.24 HOUR FORECAST TROUGH FROM 23N167E TO 26N177E TO 30N178E.
.48 HOUR FORECAST TROUGH FROM 23N168E TO 26N176E TO 30N175E.

.RIDGE FROM 30N166W TO 19N176E TO 15N160E NEARLY STATIONARY.

.48 HOUR FORECAST TROPICAL DEPRESSION GREG NEAR 17.5N 140.2W.
MAXIMUM SUSTAINED WINDS 30 KT GUSTS 40 KT. WINDS 20 TO 30 KT
FROM 18N TO 22N E OF 143W.
.72 HOUR FORECAST POST-TROPICAL REMNANT LOW GREG NEAR 17.0N
143.1W. MAXIMUM SUSTAINED WINDS 25 KT GUSTS 35 KT. EXTENDED
OUTLOOK...USE FOR GUIDANCE ONLY...ERRORS MAY BE LARGE.
.96 HOUR FORECAST POST-TROPICAL REMNANT LOW GREG NEAR 16.0N
146.0W. MAXIMUM SUSTAINED WINDS 20 KT GUSTS 30 KT.
.120 HOUR FORECAST POST-TROPICAL REMNANT LOW GREG NEAR 15.0N
148.5W. MAXIMUM SUSTAINED WINDS 20 KT GUSTS 30 KT.

SEE ADVISORY WTPZ22 KNHC FROM NHC FOR ADDITIONAL DETAILS.

.SEAS 8 TO 10FT FROM 22N TO 27M E OF 142W...AND FROM 22N TO 28N
W OF 161E.
.24 HOUR FORECAST SEAS 13 TO 23 FT NW OF A LINE FROM 30N164E TO
25N160E. SEAS 8 TO 13 FT ELSEWHERE NW OF A LINE FROM 30N169E TO
23N167E TO 20N160E.
.48 HOUR FORECAST SEAS 8 TO 11 FT NW OF A LINE FROM 30N167E TO
20N160E.

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

.ITCZ FROM 09N140W TO 06N150W TO 05N165W TO 05N176W TO 02N172E.
SCATTERED MODERATE TSTMS FROM 04N TO 09N E OF 152W...FROM 03N TO
07N BETWEEN 158W AND 166W...AND S OF 06N BETWEEN 180E AND 171E.

.ISOLATED MODERATE TSTMS FROM 09N TO 12N BETWEEN 169E AND 166E.

$$

.FORECASTER BIRCHARD. HONOLULU HI.


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