High Seas Forecast
Issued by NWS

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000
FZPN01 KWBC 171554
HSFEP1

HIGH SEAS FORECAST
NWS OCEAN PREDICTION CENTER WASHINGTON DC
1630 UTC FRI NOV 17 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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.

ONLY YOU KNOW THE WEATHER AT YOUR POSITION. REPORT IT TO THE
NATIONAL WEATHER SERVICE. EMAIL US AT
VOSOPS@NOAA.GOV(LOWERCASE).

SECURITE

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

SYNOPSIS VALID 1200 UTC NOV 17.
24 HOUR FORECAST VALID 1200 UTC NOV 18.
48 HOUR FORECAST VALID 1200 UTC NOV 19.

.WARNINGS.

...STORM WARNING...
.LOW NW OF AREA 55N161E 996 MB MOVING NE 20 KT. WITHIN 480 NM E
AND NE OF A FRONT FROM 53N166E TO 47N168E TO 40N166E WINDS 25 TO
35 KT. SEAS 9 TO 16 FT. ELSEWHERE WITHIN 540 NM S QUADRANT WINDS
20 TO 30 KT. SEAS 8 TO 14 FT.
.24 HOUR FORECAST LOW NW OF AREA 64N172E 999 MB. FRONT TO EXTEND
FROM 60N176W TO 53N176E TO 43N174E TO 37N172E TO 30N168E. WITHIN
300 NM W OF THE FRONT S OF 45N WINDS 25 TO 35 KT. SEAS 9 TO 18
FT. ELSEWHERE WITHIN 360 NM E OF THE FRONT N OF 40N AND WITHIN
120 NM NE OF A LINE FROM 63N179E TO 59N167W WINDS 20 TO 30 KT.
SEAS 8 TO 16 FT.
.48 HOUR FORECAST LOW 64N167W 979 MB. WITHIN 480 NM S AND SW
QUADRANTS WINDS 40 TO 50 KT. SEAS 16 TO 28 FT. ELSEWHERE WITHIN
1020 NM S AND 660 NM SW QUADRANTS WINDS 25 TO 40 KT. SEAS 9 TO
18 FT.

...STORM WARNING...
.24 HOUR FORECAST NEW LOW 46N137W 1004 MB. WITHIN 300 NM S AND
SE QUADRANTS WINDS 25 TO 35 KT. SEAS 8 TO 14 FT. ELSEWHERE
WITHIN 240 NM SE OF A FRONT FROM 52N131W TO LOW CENTER TO
40N143W WINDS 20 TO 30 KT. SEAS 8 TO 14 FT.
.36 HOUR FORECAST LOW 52N130W 994 MB. WITHIN 180 NM E AND SE
QUADRANTS WINDS 35 TO 50 KT. SEAS 12 TO 20 FT.
.48 HOUR FORECAST LOW INLAND NEAR 55N125W 993 MB. FRONT TO
EXTEND FROM 49N126W TO 44N133W TO 38N139W. WITHIN 240 NM E AND
SE OF THE FRONT WINDS 25 TO 35 KT. SEAS 9 TO 18 FT.

...GALE WARNING...
.LOW 58N141W 987 MB MOVING SE 05 KT. WITHIN 480 NM S AND 780 NM
W QUADRANTS WINDS 30 TO 45 KT. SEAS 9 TO 18 FT. ELSEWHERE WITHIN
180 NM E AND NE QUADRANTS WINDS 20 TO 30 KT. SEAS TO 10 FT.
.24 HOUR FORECAST LOW 56N140W 996 MB. WITHIN 660 NM W AND 120 NM
NW QUADRANTS WINDS 25 TO 35 KT. SEAS 8 TO 16 FT.
.48 HOUR FORECAST LOW 51N137W 1000 MB. WITHIN 180 NM W AND SW
QUADRANTS WINDS 20 TO 30 KT. SEAS TO 12 FT.

...GALE WARNING...
.LOW 41N153W 1008 MB MOVING S 20 KT. WITHIN 600 NM W AND NW
QUADRANTS WINDS 25 TO 40 KT. SEAS 12 TO 24 FT.
.24 HOUR FORECAST LOW 32N155W 1008 MB. WITHIN 660 NM NW QUADRANT
WINDS 25 TO 40 KT. SEAS 11 TO 22 FT.
.48 HOUR FORECAST LOW 31N152W 1006 MB. WITHIN 660 NM N AND NW
QUADRANTS WINDS 25 TO 35 KT. SEAS 10 TO 18 FT.

...GALE WARNING...
.WITHIN 540 NM NE OF A LINE FROM 40N168E TO 30N176E NE WINDS 25
TO 35 KT. SEAS 10 TO 18 FT.
.24 HOUR FORECAST LOW 31N172E 1011 MB. WITHIN 660 NM NE QUADRANT
WINDS 25 TO 40 KT. SEAS 10 TO 18 FT.
.48 HOUR FORECAST LOW DISSIPATED. WITHIN 360 NM NE OF A LINE
FROM 41N167E TO 30N174E NE WINDS 25 TO 35 KT. SEAS 10 TO 18 FT.

...GALE WARNING...
.48 HOUR FORECAST N OF A LINE FROM 38N160E TO 46N169E S TO SE
WINDS 25 TO 40 KT. SEAS 12 TO 24 FT.

.SYNOPSIS AND FORECAST.

.FROM 45N TO 48N E OF 128W NW WINDS TO 25 KT. SEAS TO 8 FT.
.24 HOUR FORECAST CONDITIONS DIMINISHED.

.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM N OF 37N BETWEEN
178E AND 166E.
.24 HOUR FORECAST DENSE FOG WITHIN 360 NM E OF A LINE FROM
62N179W TO 53N177E TO 42N173E.
.48 HOUR FORECAST DENSE FOG FROM 40N TO 45N BETWEEN 177E AND
168E.

.HIGH 40N134W 1021 MB MOVING E 15 KT.
.24 HOUR FORECAST HIGH 40N127W 1025 MB.
.48 HOUR FORECAST HIGH 34N124W 1021 MB.

.HIGH 46N172W 1042 MB MOVING S 10 KT.
.24 HOUR FORECAST HIGH 44N170W 1038 MB.
.48 HOUR FORECAST HIGH 43N172W 1038 MB.

.24 HOUR FORECAST HIGH 45N163E 1032 MB.
.48 HOUR FORECAST HIGH 51N179E 1042 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 FRI NOV 17.
24 HOUR FORECAST VALID 1200 UTC SAT NOV 18.
48 HOUR FORECAST VALID 1200 UTC SUN NOV 19.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.WITHIN 45 NM OF LINE FROM 16N95W TO 15N95W TO 13N96W...
INCLUDING THE GULF OF TEHUANTEPEC...N WINDS 20 TO 30 KT. SEAS
8 TO 11 FT.
.24 HOUR FORECAST N OF 14N BETWEEN 94.5W AND 95.5W...INCLUDING
THE GULF OF TEHUANTEPEC...N WINDS 20 TO 25 KT. SEAS TO 8 FT.
.48 HOUR FORECAST WITHIN 45 NM OF LINE FROM 16N95W TO 15N95W TO
14N96W...INCLUDING THE GULF OF TEHUANTEPEC...N WINDS 20 TO 30
KT. SEAS BUILDING TO 11 FT.

.LOW PRES NEAR 29N132W 1015 MB WITH COLD FRONT FROM 30N128W TO
22N133W TO 20N135W. N OF 29N BETWEEN 132W AND 135W N WINDS 20 TO
25 KT. SEAS 8 FT. ELSEWHERE W OF FRONT WINDS 20 KT OR LESS. SEAS
8 TO 10 FT IN NW SWELL. N OF 27N WITHIN 90 NM E OF FRONT WINDS
20 KT OR LESS. SEAS 8 TO 10 FT IN NW SWELL.
.12 HOUR FORECAST LOW PRES NEAR 28N132W 1016 MB WITH DISSIPATING
STATIONARY FRONT FROM 30N128W TO 25N130W TO 20N135W. WINDS 20 KT
OR LESS. SEAS LESS THAN 8 FT.

.30 HOUR FORECAST GULF OF CALIFORNIA N OF 29N NW WINDS 20 TO 25
KT. SEAS LESS THAN 8 FT.
.36 HOUR FORECAST GULF OF CALIFORNIA FROM 25N TO 29N NW WINDS 20
TO 25 KT. SEAS LESS THAN 8 FT.
.48 HOUR FORECAST LITTLE CHANGE.

.36 HOUR FORECAST N OF 26N W OF 139W SE TO S WINDS 20 TO 25 KT.
SEAS LESS THAN 8 FT.
.42 HOUR FORECAST N OF 27N W OF 138W SE TO S WINDS 20 TO 25 KT.
SEAS TO 8 FT.
.48 HOUR FORECAST W OF A LINE FROM 30N137W TO 26N140W S WINDS 20
TO 25 KT. SEAS TO 9 FT.

.36 HOUR FORECAST FROM 12N TO 16N BETWEEN 130W AND 136W WINDS 20
KT OR LESS. SEAS 8 FT IN NE WIND WAVEE AND NW SWELL.
.48 HOUR FORECAST FROM 12N TO 15N BETWEEN 130W AND 135W WINDS 20
KT OR LESS. SEAS 8 FT IN NE WIND WAVEE AND NW SWELL.

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

CONVECTION VALID AT 1500 UTC FRI NOV 17...

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
THE MONSOON TROUGH EXTENDS FROM 09N83W TO 10N90W TO 08N100W TO
09N125W WHERE IT TRANSITIONS TO THE INTERTROPICAL CONVERGENCE
ZONE...AND EXTENDS FROM 09N125W TO 11N136W TO BEYOND 08N140W.
SCATTERED MODERATE IS NOTED FROM 08N TO 12N BETWEEN 114W AND
123W. SIMILAR CONVECTION IS FROM 12N TO 15N BETWEEN 134W AND
136W.

$$
.FORECASTER GR. NATIONAL HURRICANE CENTER.


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