High Seas Forecast
Issued by NWS

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000
FZPN01 KWBC 272218
HSFEP1

HIGH SEAS FORECAST
NWS OCEAN PREDICTION CENTER WASHINGTON DC
2230 UTC THU AUG 27 2015

SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 1800 UTC AUG 27.
24 HOUR FORECAST VALID 1800 UTC AUG 28.
48 HOUR FORECAST VALID 1800 UTC AUG 29.

.WARNINGS.

...STORM WARNING...
.POST-TROPICAL ATSANI 40N165E 978 MB MOVING NE 10 KT. OVER
FORECAST WATERS WITHIN 660 NM NW...900 NM NE...420 NM SE AND 480
NM SW QUADRANTS WINDS 25 TO 40 KT. SEAS 11 TO 22 FT. ELSEWHERE
FROM 30N TO 57N W OF 170W WINDS TO 25 KT. SEAS 10 TO 18 FT.
.24 HOUR FORECAST POST-TROPICAL ATSANI 43N167E 989 MB. WITHIN
300 NM OF LOW CENTER EXCEPT 720 NM NE QUADRANT WINDS 25 TO 35
KT. SEAS 10 TO 18 FT. ELSEWHERE FROM 30N TO 56N W OF 170W WINDS
TO 25 KT. SEAS 10 TO 17 FT.
.48 HOUR FORECAST POST-TROPICAL ATSANI ABSORBED BY LOW 48N162E
DESCRIBED BELOW.

...GALE WARNING...
.LOW 43N139W 1008 MB MOVING SE 10 KT. WITHIN 360 NM W SEMICIRCLE
WINDS 25 TO 35 KT. SEAS 8 TO 13 FT. ELSEWHERE WITHIN 480 NM W
SEMICIRCLE AND 240 NM SE QUADRANT WINDS TO 25 KT. SEAS TO 9 FT.
.24 HOUR FORECAST LOW 40N137W 1008 MB. WITHIN 480 NM W
SEMICIRCLE WINDS TO 25 KT. SEAS TO 10 FT.
.48 HOUR FORECAST LOW DISSIPATED AND CONDITIONS DIMINISHED.

...GALE WARNING...
.LOW 60N145W 1002 MB MOVING SE 10 KT. WITHIN 540 NM SW QUADRANT
WINDS 25 TO 40 KT. SEAS 8 TO 13 FT. ELSEWHERE WITHIN 420 NM SE
AND 720 NM SW QUADRANTS WINDS TO 25 KT. SEAS TO 8 FT.
.24 HOUR FORECAST LOW 57N139W 990 MB. WITHIN 360 NM NW...420 NM
SE AND 660 NM SW QUADRANTS WINDS 25 TO 40 KT. SEAS 10 TO 18 FT.
ELSEWHERE WITHIN 120 NM NE AND 1020 NM SW QUADRANTS WINDS TO 25
KT. SEAS TO 11 FT.
.48 HOUR FORECAST LOW 53N133W 993 MB. WITHIN 840 NM SW QUADRANT
WINDS 20 TO 30 KT. SEAS 8 TO 16 FT.

...GALE WARNING...
.24 HOUR FORECAST NEW LOW 38N131W 1009 MB. WINDS LESS THAN 25
KT. SEAS LESS THAN 8 FT.
.42 HOUR FORECAST LOW 45N126W 998 MB. FROM 40N TO 46N BETWEEN
124W AND 130W WINDS 25 TO 40 KT. SEAS 8 TO 13 FT.
.48 HOUR FORECAST LOW DISSIPATED. FROM 40N TO 48N BETWEEN 123W
AND 130W WINDS 20 TO 30 KT. SEAS 8 TO 14 FT.

...GALE WARNING...
.24 HOUR FORECAST NEW LOW W OF AREA NEAR 49N159E 989 MB.
CONDITIONS W OF AREA.
.48 HOUR FORECAST LOW 48N162E 992 MB. OVER FORECAST WATERS
WITHIN 540 NM SE QUADRANT WINDS 25 TO 35 KT. SEAS 10 TO 18 FT.
ELSEWHERE WITHIN 540 NM E SEMICIRCLE AND 180 NM NW QUADRANT
WINDS TO 25 KT. SEAS 10 TO 14 FT.

...GALE WARNING...
..48 HOUR FORECAST FROM 50N TO 60N BETWEEN 147W AND 172W WINDS
25 TO 35 KT. SEAS 8 TO 13 FT.

.SYNOPSIS AND FORECAST.

.FROM 30N TO 45N BETWEEN 160W AND 170W WINDS TO 25 KT. SEAS 8 TO
13 FT.
.24 HOUR FORECAST FROM 30N TO 40N BETWEEN 160W AND 170W WINDS TO
25 KT. SEAS TO 12 FT.
.48 HOUR FORECAST FROM 30N TO 50N BETWEEN 165W AND 175E WINDS TO
25 KT. SEAS TO 11 FT.

.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM FROM 39N TO 57N
BETWEEN 169W AND 166E.
.24 HOUR FORECAST DENSE FOG FROM 40N TO 60N BETWEEN 168W AND
165E.
.48 HOUR FORECAST DENSE FOG FROM 40N TO 58N BETWEEN 168W AND
173E AND FROM 52N TO 56N W OF 173E.

.HIGH 34N128W 1020 MB MOVING SW 15 KT.
.24 HOUR FORECAST HIGH MOVED S OF AREA.

.HIGH 48N164W 1037 MB DRIFTING SW.
.24 HOUR FORECAST HIGH 47N168W 1035 MB.
.48 HOUR FORECAST HIGH 44N165W 1030 MB.

.FORECASTER HOLLEY. 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 1800 UTC THU AUG 27.
24 HOUR FORECAST VALID 1800 UTC FRI AUG 28.
48 HOUR FORECAST VALID 1800 UTC SAT AUG 29.

.WARNINGS.

...HURRICANE WARNING...
.TROPICAL STORM JIMENA NEAR 12.4N 118.7W 999 MB AT 2100 UTC AUG
27 MOVING W OR 275 DEG AT 11 KT. MAXIMUM SUSTAINED WINDS 50 KT
GUSTS 60 KT. TROPICAL STORM FORCE WINDS WITHIN 60 NM NE QUADRANT
...30 NM SE QUADRANT...20 NM SW QUADRANT...AND 40 NM NW
QUADRANT. SEAS 12 FT OR GREATER WITHIN 60 NM NW AND SE QUADRANTS
...75 NM NE QUADRANT AND 45 NM SW QUADRANT WITH SEAS TO 19 FT.
ELSEWHERE WITHIN 180 NM N AND 90 NM SW SEMICIRCLE WINDS 20 TO 33
KT. SEAS 8 TO 12 FT.
.12 HOUR FORECAST HURRICANE JIMENA NEAR 12.5N 120.6W. MAXIMUM
SUSTAINED WINDS 65 KT GUSTS 80 KT.
.24 HOUR FORECAST HURRICANE JIMENA NEAR 12.5N 122.8W. MAXIMUM
SUSTAINED WINDS 80 KT GUSTS 100 KT. TROPICAL STORM FORCE WINDS
WITHIN 60 NM NW AND SE QUADRANTS...70 NM NE QUADRANT AND 50 NM
SW QUADRANT. SEAS 12 FT OR GREATER WITHIN 120 NM N AND 60 NM N S
SEMICIRCLES WITH SEAS TO 25 FT. ELSEWHERE WITHIN 210 NM N AND
120 NM S SEMICIRCLES WINDS 20 TO 33 KT. SEAS 8 TO 12 FT.
.48 HOUR FORECAST HURRICANE JIMENA NEAR 13.0N 126.4W. MAXIMUM
SUSTAINED WINDS 105 KT GUSTS 130 KT. TROPICAL STORM FORCE WINDS
WITHIN 90 NM E SEMICIRCLE AND 80 NM W SEMICIRCLE. SEAS 12 FT OR
GREATER WITHIN 150 NM N AND 120 NM S SEMICIRCLES WITH SEAS TO 30
FT. ELSEWHERE WITHIN 210 NM N AND 180 NM S SEMICIRCLES WINDS 20
TO 33 KT. SEAS 8 TO 12 FT.
.72 HOUR FORECAST HURRICANE JIMENA NEAR 14.3N 130.2W. MAXIMUM
SUSTAINED WINDS 120 KT GUSTS 145 KT. EXTENDED OUTLOOK...USE FOR
GUIDANCE ONLY...ERRORS MAY BE LARGE.
.96 HOUR FORECAST HURRICANE JIMENA NEAR 16.0N 134.5W. MAXIMUM
SUSTAINED WINDS 120 KT GUSTS 145 KT.
.120 HOUR FORECAST HURRICANE JIMENA NEAR 17.0N 138.0W. MAXIMUM
SUSTAINED WINDS 110 KT GUSTS 135 KT. FORECAST WINDS IN AND NEAR
ACTIVE TROPICAL CYCLONES SHOULD BE USED WITH CAUTION DUE TO
UNCERTAINTY IN FORECAST TRACK...SIZE AND INTENSITY.

...TROPICAL STORM WARNING...
.HURRICANE IGNACIO JUST W OF AREA NEAR 12.9N 140.8W 982 MB
MOVING W AT 11 KT. FROM 12N TO 14.5N W OF 139W SE TO S WINDS 30
TO 40 KT...EXCEPT E TO SE WINDS FROM 13N TO 14.5N. SEAS 13 TO 19
FT. ELSEWHERE FROM 11N TO 16N W OF 138W SE TO S WINDS 20 TO 30
KT. SEAS 9 TO 14 FT. REMAINDER AREA FROM 11N TO 17N W OF 135W
WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN MIXED SWELL.
.12 HOUR FORECAST HURRICANE IGNACIO W OF AREA NEAR 13.6N 142.3W.
FROM 12N TO 15N W OF 139W SE TO S WINDS 20 TO 30 KT...EXCEPT E
TO SE WINDS FROM 13N TO 15N. SEAS 9 TO 12 FT. ELSEWHERE FROM 12N
TO 18N W OF 136W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN MIXED
SWELL.
.18 HOUR FORECAST FROM 12N TO 19N W OF 137W WINDS 20 KT OR LESS.
SEAS 8 TO 10 FT PRIMARILY IN SW SWELL.
.24 HOUR FORECAST FROM 13N TO 19N W OF 139W WINDS 20 KT OR LESS.
SEAS 8 FT PRIMARILY IN SW SWELL.
.30 HOUR FORECAST CONDITIONS SHIFT W OF AREA.

.SYNOPSIS AND FORECAST.

.18 HOUR FORECAST WITHIN 30 NM OF LINE 16N95W TO 15N95W TO
14N95.5W...INCLUDING THE GULF OF TEHUANTEPEC...N TO NE WINDS 20
TO 25 KT. SEAS TO 8 FT.
.24 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.
.42 HOUR FORECAST WITHIN 30 NM OF LINE FROM 15.5N95W TO 14N96W N
TO NE WINDS 20 TO 25 KT. SEAS TO 8 FT.
.48 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.

.FROM 03N TO 08N BETWEEN 112W AND 121W WINDS 20 KT OR LESS. SEAS
TO 8 FT IN SW SWELL.
.18 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.

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

CONVECTION VALID 2145 UTC THU AUG 26...

.TROPICAL STORM JIMENA...NUMEROUS STRONG WITHIN 30 NM OF
CENTER...AND IN BANDS WITHIN 30 NM OF LINE 13N120W TO 15N117W.
SCATTERED MODERATE TO STRONG IN BANDS WITHIN 45 NM OF LINE
11N117W TO 10N119W TO 11N121.5W. SCATTERED MODERATE ISOLATED
STRONG ELSEWHERE WITHIN 240 NM W AND 180 NM E SEMICIRCLES.

.HURRICANE IGNACIO JUST W OF AREA NEAR 12.9N 140.8W...NUMEROUS
STRONG FROM 12N TO 15N W OF 139W.

.SCATTERED MODERATE ISOLATED STRONG FROM 04N TO 09N BETWEEN 131W
AND 134W.

.SCATTERED MODERATE FROM 05N TO 08N W OF 138W.

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
MONSOON TROUGH AXIS EXTENDS FROM 06N77W TO 05N83W TO 09N92W TO
09N100W TO 09N108W. ITCZ IS NOT PRESENTLY IDENTIFIABLE.
SCATTERED MODERATE ISOLATED STRONG IS WITHIN 240 NM S OF THE
TROUGH BETWEEN 102W AND 108W.

.FORECASTER AGUIRRE. NATIONAL HURRICANE CENTER.


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