High Seas Forecast
Issued by NWS

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000
FZPN01 KWBC 171616
HSFEP1

HIGH SEAS FORECAST
NWS OCEAN PREDICTION CENTER WASHINGTON DC
1630 UTC WED DEC 17 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 1200 UTC DEC 17.
24 HOUR FORECAST VALID 1200 UTC DEC 18.
48 HOUR FORECAST VALID 1200 UTC DEC 19.

.WARNINGS.

...HURRICANE FORCE WIND WARNING...
.LOW 47N161W 958 MB MOVING NE 25 KT. WITHIN 240 NM S AND SW
QUADRANTS WINDS 50 TO 65 KT. SEAS 20 TO 45 FT. ELSEWHERE WITHIN
300 NM SW SEMICIRCLE WINDS 40 TO 50 KT. SEAS 18 TO 34 FT. ALSO
WITHIN 360 NM NE...540 NM SE...840 NM SW...AND 240 NM NW
QUADRANTS WINDS 25 TO 40 KT. SEAS 12 TO 24 FT.
.24 HOUR FORECAST LOW 50N150W 965 MB. FRONT TO EXTEND FROM
54N150W TO 52N141W TO 49N135W TO 43N136W TO 36N142W. WITHIN 420
NM S AND SW QUADRANTS WINDS 45 TO 60 KT. SEAS 28 TO 46 FT. ALSO
WITHIN 180 NM E OF THE FRONT BETWEEN 48N AND 53N WINDS 35 TO 50
KT. SEAS 12 TO 20 FT. ELSEWHERE WITHIN 840 NM S AND 540 NM W AND
NW QUADRANTS...AND WITHIN 300 NM N AND E OF THE FRONT WINDS 30
TO 45 KT. SEAS 18 TO 32 FT...EXCEPT N AND E OF THE FRONT 10 TO
16 FT.
.48 HOUR FORECAST COMPLEX LOW WITH MEAN CENTER 54N148W 972 MB.
WITHIN 360 NM N AND 720 NM E AND SE QUADRANTS WINDS 25 TO 40 KT.
SEAS 14 TO 30 FT.

...STORM WARNING...
.LOW 43N161E 980 MB MOVING NE 25 KT. FRONT EXTENDS FROM LOW
CENTER TO 41N162E TO 37N161E TO 34N160E. WITHIN 120 NM NE
SEMICIRCLE AND 180 NM E OF THE FRONT WINDS 40 TO 55 KT. SEAS 14
TO 23 FT. ELSEWHERE WITHIN 300 NM NE SEMICIRCLE AND 780 NM S
QUADRANT WINDS 25 TO 40 KT. SEAS 10 TO 18 FT.
.24 HOUR FORECAST LOW 48N173E 963 MB. FRONT TO EXTEND FROM LOW
CENTER TO 47N177W TO 45N175W TO 39N177E TO 31N164E. WITHIN 180
NM N...NW...S...AND SE QUADRANTS...AND 180 NM E OF THE FRONT
BETWEEN 36N AND 43N WINDS 35 TO 50 KT. SEAS 14 TO 24 FT.
ELSEWHERE WITHIN 300 NM N SEMICIRCLE AND 180 NM N AND 420 NM E
OF THE FRONT WINDS 25 TO 40 KT. SEAS 10 TO 18 FT.
.48 HOUR FORECAST LOW 50N178W 965 MB. WITHIN 300 NM N AND
S...AND 660 NM W QUADRANTS WINDS 25 TO 40 KT. SEAS 12 TO 22 FT.

...STORM WARNING...
.24 HOUR FORECAST LOW W OF AREA 41N156E 978 MB. OVER FORECAST
WATERS WITHIN 720 NM SE QUADRANT WINDS 35 TO 50 KT. SEAS 20 TO
34 FT.
.48 HOUR FORECAST LOW 42N180W 980 MB. WITHIN 600 NM SW QUADRANT
WINDS 40 TO 55 KT. SEAS 20 TO 38 FT. ELSEWHERE OVER FORECAST
WATERS WITHIN 900 NM S AND SW SEMICIRCLES WINDS 25 TO 40 KT.
SEAS 15 TO 29 FT.

...GALE WARNING...
.LOW 59N172W 977 MB MOVING NW 10 KT. OVER ICE FREE FORECAST
WATERS WITHIN 420 NM W SEMICIRCLE WINDS 25 TO 40 KT. SEAS 10 TO
18 FT. ELSEWHERE WITHIN 300 NM E SEMICIRCLE WINDS 20 TO 30 KT.
SEAS 8 TO 12 FT.
.24 HOUR FORECAST LOW 61N177W 984 MB. WITHIN 240 NM N AND NE AND
180 NM SW QUADRANTS WINDS 20 TO 30 KT. SEAS TO 12 FT.
.48 HOUR FORECAST LOW DISSIPATED. OVER ICE FREE FORECAST WATERS
N OF 62N AND W OF THE ALASKAN COAST AREA OF E TO NE WINDS 20 TO
30 KT. SEAS TO 9 FT.

...GALE WARNING...
.LOW 42N133W 1003 MB MOVING SE 25 KT. WITHIN 360 NM S AND 240 NM
W QUADRANTS WINDS 25 TO 35 KT. SEAS 12 TO 18 FT.
.24 HOUR FORECAST LOW DISSIPATED AND ASSOCIATED CONDITIONS
DIMINISHED.

...GALE WARNING...
.48 HOUR FORECAST NEW LOW 49N162W 970 MB. EXCEPT WHERE NOTED
ABOVE WITHIN 960 NM S AND SE QUADRANTS WINDS 30 TO 45 KT. SEAS
12 TO 24 FT.

...HEAVY FREEZING SPRAY WARNING...
.MODERATE TO HEAVY FREEZING SPRAY OVER ICE FREE FORECAST WATERS
N OF 62N AND W OF THE ALASKAN COAST.
.24 HOUR FORECAST LITTLE CHANGE.
.48 HOUR FORECAST LITTLE CHANGE.

.SYNOPSIS AND FORECAST.

.LOW 43N126W 1005 MB MOVING NE 10 KT. WITHIN 180 NM S AND SW
QUADRANTS WINDS TO 25 KT. SEAS 8 TO 16 FT.
.24 HOUR FORECAST LOW DISSIPATED AND ASSOCIATED CONDITIONS
DIMINISHED.

.LOW 59N150W 996 MB MOVING NW 10 KT. WITHIN 180 NM NE AND 120 NM
SW QUADRANTS WINDS TO 25 KT. SEAS TO 10 FT.
.24 HOUR FORECAST LOW DISSIPATED AND ASSOCIATED CONDITIONS
DIMINISHED.

.LOW 52N140W 997 MB MOVING NE 15 KT. WITHIN 240 NM E AND NE AND
420 NM S AND SW QUADRANTS WINDS 20 TO 30 KT. SEAS 10 TO 15 FT.
.24 HOUR FORECAST LOW AND ASSOCIATED CONDITIONS ABSORBED BY LOW
50N150W DESCRIBED IN WARNINGS SECTION ABOVE.

.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM FROM 38N TO 44N
BETWEEN 146W AND 154W.
.24 HOUR FORECAST CONDITIONS IMPROVING.

.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM FROM 40N TO 43N
BETWEEN 160E AND 165E.
.24 HOUR FORECAST DENSE FOG FROM 34N TO 48N BETWEEN 172W AND
172E.
.48 HOUR FORECAST DENSE FOG FROM 34N TO 46N BETWEEN 150W AND
178W.

.HIGH 33N179W 1025 MB MOVING E 40 KT.
.24 HOUR FORECAST HIGH 33N158W 1027 MB.
.48 HOUR FORECAST HIGH 30N147W 1026 MB.

.FORECASTER ACHORN. 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 1200 UTC WED DEC 17.
24 HOUR FORECAST VALID 1200 UTC THU DEC 18.
48 HOUR FORECAST VALID 1200 UTC FRI DEC 19.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.FROM 10N TO 15N W OF 130W NE TO E WINDS 20 TO 25 KT. SEAS 8 TO
10 FT. ELSEWHERE W OF 110W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT
PRIMARILY IN NW SWELL.
.24 HOUR FORECAST FROM 10N TO 15N W OF 129W NE TO E WINDS 20 TO
25 KT. SEAS 8 TO 10 FT. ELSEWHERE W OF 110W WINDS 20 KT OR LESS.
SEAS TO 9 FT PRIMARILY IN NW SWELL.
.48 HOUR FORECAST FROM 09N TO 20N W OF 129W NE TO E WINDS 20 TO
25 KT. SEAS 8 TO 10 FT. FROM 10N TO 22N W OF 116W WINDS 20 KT OR
LESS. SEAS TO 9 FT IN NW SWELL. N OF 22N BETWEEN 113W AND 126W
WINDS 20 KT OR LESS. SEAS 8 FT IN NW SWELL. S OF 00N W OF 97W
WINDS 20 KT OR LESS. SEAS TO 8 FT IN NW SWELL.

.GULF OF TEHUANTEPEC WITHIN 30 NM EITHER SIDE OF A LINE FROM
16N94.5W TO 15N95W TO 13N96W N WINDS 20 TO 30 KT. SEAS TO 8 FT.
.06 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.

.48 HOUR FORECAST NW OF LINE FROM 30N132W TO 25N140W WINDS 20 KT
OR LESS. SEAS 8 TO 13 FT IN NW SWELL...HIGHEST NW.

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

CONVECTION VALID 1500 UTC WED DEC 17...

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
MONSOON TROUGH 08N82W TO 06.5N91W. ITCZ FROM 06.5N91W TO
05N140W. NO SIGNIFICANT CONVECTION IS OBSERVED.

$$
.FORECASTER AL. NATIONAL HURRICANE CENTER.


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