High Seas Forecast
Issued by NWS

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000
FZPN01 KWBC 180407
HSFEP1

HIGH SEAS FORECAST
NWS OCEAN PREDICTION CENTER WASHINGTON DC
0430 UTC FRI APR 18 2014

SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 APR 18.
24 HOUR FORECAST VALID 0000 UTC APR 19.
48 HOUR FORECAST VALID 0000 UTC APR 20.

.WARNINGS.

...HURRICANE FORCE WIND WARNING...
.LOW 44N160W 980 MB MOVING NE 30 KT. WITHIN 540 NM S AND 420 NM
SW QUADRANTS WINDS 40 TO 50 KT. SEAS 16 TO 25 FT. ELSEWHERE
WITHIN 600 NM S AND 300 NM N SEMICIRLCE WINDS 25 TO 40 KT. SEAS
10 TO 18 FT.
.24 HOUR FORECAST LOW 51N144W 968 MB. WITHIN 180 NM SW OF A LINE
FROM 48N151W TO 43N145W WINDS 50 TO 65 KT. SEAS 19 TO 34 FT.
ELSEWHERE BETWEEN 120 NM AND 540 NM S AND BETWEEN 120 NM AND 300
NM W QUADRANTS...AND WITHIN 120 NM E AND NE OF A LINE FROM
51N143W TO 48N138W TO 45N137W WINDS 35 TO 50 KT. SEAS 13 TO 27
FT. ALSO WITHIN 720 NM S SEMICIRCLE...AND 360 NM NW AND 540 NM
NE QUADRANTS WINDS 25 TO 40 KT. SEAS 8 TO 18 FT.
.48 HOUR FORECAST LOW 53N141W 971 MB. BETWEEN 120 NM AND 420 NM
S AND SW QUADRANTS...AND WITHIN 120 NM NE OF A LINE FROM 52N130W
TO 56N142W WINDS 35 TO 50 KT. SEAS 21 TO 39 FT...EXCEPT 16 TO 21
FT NE OF ABOVE MENTIONED LINE. ELSEWHERE WITHIN 480 NM NE AND
720 NM SE QUADRANTS...AND 540 NM W SEMICIRCLE WINDS 25 TO 40 KT.
SEAS 15 TO 30 FT.

...GALE WARNING...
.LOW 44N172E 1006 MB WILL MOVE E 25 KT. BETWEEN 240 NM AND 540
NM S QUADRANT WINDS 20 TO 30 KT. SEAS 8 TO 13 FT.
.12 HOUR FORECAST LOW 44N177W 1005 MB. WITHIN 360 NM S QUADRANT
WINDS 25 TO 35 KT. SEAS 13 TO 18 FT.
.24 HOUR FORECAST LOW 44N167W 980 MB. WITHIN 420 NM S QUADRANT
WINDS 25 TO 40 KT. SEAS 13 TO 22 FT.
.48 HOUR FORECAST LOW AND CONDITIONS TO BE ABSORBED BY LOW
53N141W MENTIONED ABOVE.

...GALE WARNING...
.24 HOUR FORECAST LOW JUST W OF AREA 40N158E 1006 MB. WITHIN 360
NM E AND 240 NM S QUADRANTS WINDS TO 25 FT. SEAS TO 9 FT.
.36 HOUR FORECAST LOW 42N162E 990 MB. WITHIN 360 NM E AND 300 NM
S QUADRANTS WINDS 25 TO 35 KT. SEAS 10 TO 15 FT.
.48 HOUR FORECAST LOW 44N167E 985 MB. WITHIN 660 NM SE AND 480
NM NW SEMICIRCLES WINDS 25 TO 40 KT. SEAS 13 TO 19 FT.

.SYNOPSIS AND FORECAST.

.LOW 58N138W 994 MB WILL MOVE NE 15 KT. WITHIN 480 NM S QUADRANT
WINDS 20 TO 30 KT. SEAS 10 TO 14 FT.
.24 HOUR FORECAST LOW DISSIPATED AND CONDITIONS DIMINISHED.

.FROM 33N TO 40N BETWEEN 123W AND 127W AREA OF NW TO N WINDS TO
25 KT. SEAS TO 11 FT.
.24 HOUR FORECAST FROM 32N TO 40N BETWEEN 121W AND 124W AREA OF
NW TO N WINDS TO 25 KT. SEAS TO 10 FT.
.48 HOUR FORECAST CONDITIONS DIMINISHED.

.LOW 55N169W 994 MB MOVING NE 10 KT. FROM 47N TO 51N BETWEEN
177W AND 179E WINDS TO 25 KT. SEAS TO 9 FT.
.24 HOUR FORECAST LOW 57N165W 993 MB. FROM 49N TO 52N BETWEEN
166W AND 172W WINDS TO 25 KT. SEAS LESS THAN 8 FT.
.36 HOUR FORECAST LOW DISSIPATED AND ASSOCIATED CONDITIONS
DIMINISHED.

.LOW 58N149W 995 MB MOVING NE 10 KT. BETWEEN 60 NM AND 240 NM S
QUADRANT WINDS TO 25 KT. SEAS 8 TO 10 FT.
.24 HOUR FORECAST LOW DISSIPATED AND CONDITIONS DIMINISHED.

.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM OVER FORECAST
WATERS FROM 37N TO 44N BETWEEN 151W AND 168W.
.24 HOUR FORECAST DENSE FOG FROM 45N TO 50N BETWEEN 138W AND
150W.
.48 HOUR FORECAST CONDITIONS IMPROVED.

.DENSE FOG. 48 HOUR FORECAST VSBY OCCASIONALLY LESS THAN 1 NM
OVER FORECAST WATERS FROM 30N TO 44N BETWEEN 175E AND 166E.

.HIGH 42N135W 1019 MB MOVING SE 25 KT.
.24 HOUR FORECAST HIGH DISSIPATED.

.HIGH 32N174E 1026 MB MOVING E 40 KT.
.24 HOUR FORECAST HIGH 33N165W 1027 MB.
.48 HOUR FORECAST HIGH 34N142W 1027 MB.

.24 HOUR FORECAST NEW HIGH 40N170E 1022 MB.
.48 HOUR FORECAST HIGH 39N176W 1028 MB.

.48 HOUR FORECAST NEW HIGH 35N135W 1026 MB.

.FORECASTER MCRANDAL. OCEAN PREDICTION CENTER.

NATIONAL HURRICANE CENTER MIAMI FL

E PACIFIC FROM THE EQUATOR TO 30N E OF 140W AND 3.4S TO THE
EQUATOR E OF 120W

SYNOPSIS VALID 0000 UTC FRI APR 18.
24 HOUR FORECAST VALID 0000 UTC SAT APR 19.
48 HOUR FORECAST VALID 0000 UTC SUN APR 20.

.WARNINGS.

...GULF OF TEHUANTEPEC GALE WARNING...

.24 HOUR FORECAST GULF OF TEHUANTEPEC N WINDS 20 TO 25 KT. SEAS
LESS THAN 8 FT.
.30 HOUR FORECAST WITHIN 15 NM OF LINE FROM 16N95W TO 15N95W...
INCLUDING THE GULF OF TEHUANTEPEC...N WINDS 30 TO 35 KT. SEAS 9
TO 12 FT. ELSEWHERE WITHIN 45 NM OF LINE FROM 16N95W TO 13N95W
N WINDS 20 TO 30 KT. SEAS TO 11 FT.
.42 HOUR FORECAST WITHIN 30 NM OF LINE FROM 16N95W TO 12N96W...
INCLUDING THE GULF OF TEHUANTEPEC...N TO NE WINDS 20 TO 25 KT.
SEAS TO 10 FT.
.48 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.

.SYNOPSIS AND FORECAST.

.WITHIN AREA BOUNDED BY A LINE FROM 17N140W TO 08N127W TO
05N140W TO 17N140W WINDS 20 KT OR LESS. SEAS TO 9 FT PRIMARILY
IN MIXED NW...NE AND S SWELL.
.24 HOUR FORECAST WITHIN AREA BOUNDED BY A LINE FROM 15N140W TO
08N135W TO 07N140W TO 15N140W WINDS 20 KT OR LESS. SEAS TO 8 FT
PRIMARILY IN MIXED NW...NE AND S SWELL.
.48 HOUR FORECAST FROM 07N TO 16N W OF 137W WINDS 20 KT OR LESS.
SEAS TO 8 FT PRIMARILY IN MIXED NW AND SE SWELL.

.N OF 28N BETWEEN 120W AND 128W WINDS 20 KT OR LESS. SEAS TO 8
FT IN MIXED N AND S SWELL.
.24 HOUR FORECAST N OF 29N BETWEEN 120W AND 125W WINDS 20 KT
OR LESS. SEAS TO 8 FT IN MIXED N AND S SWELL.
.42 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.

.S OF 02S BETWEEN 105W AND 118W WINDS 20 KT OR LESS. SEAS TO
8 FT IN MIXED S SWELL.
.06 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.

.WITHIN 120 NM OF LINE FROM 10N105W TO 05N102W WINDS 20 KT OR
LESS. SEAS TO 8 FT IN MIXED NE AND S SWELL.
.12 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 0300 UTC FRI APR 18...

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
MONSOON TROUGH FROM 10N85W TO 06N90W. ITCZ FROM 06N90W TO
05N101W TO 05N113W TO 03N140W. SCATTERED MODERATE ISOLATED
STRONG WITHIN 90 NM OF LINE FROM 09N83W TO 05N87W TO 06N94W
TO 04N100W AND WITHIN 150 NM OF LINE FROM 04N120W TO 06N138W.

$$
.FORECASTER NELSON. NATIONAL HURRICANE CENTER.


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