942
FZPN01 KWBC 180331
HSFEP1

HIGH SEAS FORECAST
NWS OCEAN PREDICTION CENTER WASHINGTON DC
0430 UTC WED OCT 18 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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).

THE U.S. COAST GUARD IS CURRENTLY EXPERIENCING DEGRADATION IN
IMAGE QUALITY OF ALL HFFAX PRODUCTS. TROUBLESHOOTING OF THE
PROBLEM IS TAKING PLACE.

SECURITE

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

SYNOPSIS VALID 0000 UTC OCT 18.
24 HOUR FORECAST VALID 0000 UTC OCT 19.
48 HOUR FORECAST VALID 0000 UTC OCT 20.

.WARNINGS.

...STORM WARNING...
.LOW 55N152W 974 MB MOVING NE 15 KT WITH SECOND LOW 54N157W 972
MB MOVING SE 30 KT. FROM 45N TO 51N BETWEEN 148W AND 168W WINDS
40 TO 55 KT. SEAS 22 TO 39 FT. ALSO WITHIN 90 NM EITHER SIDE OF
A LINE FROM 48N138W TO 55N142W WINDS 40 TO 50 KT. SEAS 10 TO 20
FT. ELSEWHERE WITHIN 360 NM NE...900 NM SE...960 NM SW...AND 420
NM NW QUADRANTS OF FIRST LOW WINDS 25 TO 40 KT. SEAS 12 TO 24
FT...EXCEPT 9 TO 18 FT NW QUADRANT OF FIRST LOW.
.24 HOUR FORECAST LOW 57N142W 972 MB WITH SECOND LOW 53N138W 968
MB. WITHIN 420 NM SE...660 NM SW...AND BETWEEN 240 NM AND 420 NM
NW QUADRANTS OF SECOND LOW WINDS 40 TO 50 KT. SEAS 24 TO 42 FT.
ELSEWHERE OVER FORECAST WATERS WITHIN 360 NM W QUADRANT OF FIRST
LOW...AND WITHIN 780 NM SE...AND 1080 NM SW AND W QUADRANTS OF
SECOND LOW WINDS 30 TO 40 KT. SEAS 12 TO 24 FT. ALSO WITHIN 420
NM N AND 1460 NM SW QUADRANTS OF SECOND LOW WINDS TO 25 KT. SEAS
9 TO 18 FT.
.48 HOUR FORECAST LOW 59N141W 979 MB WITH SECOND LOW 55N131W 982
MB. WITHIN 420 NM EITHER SIDE OF A LINE FROM 38N128W TO 57N154W
WINDS 25 TO 35 KT. SEAS 13 TO 26 FT. ELSEWHERE WITHIN 600 NM NW
AND 1660 NM SW QUADRANTS OF SECOND LOW WINDS TO 25 KT. SEAS 9 TO
18 FT.

...STORM WARNING...
.06 HOUR FORECAST LOW W OF AREA 48N156E 998 MB. OVER FORECAST
WATERS FROM 43N TO 50N W OF 162E WINDS 25 TO 35 KT. SEAS 8 TO 14
FT.
.18 HOUR FORECAST LOW 49N160E 987 MB. WITHIN 240 NM NE AND SE
QUADRANTS WINDS 40 TO 50 KT. SEAS 18 TO 30 FT.
.24 HOUR FORECAST LOW 50N162E 984 MB. WITHIN 240 NM S QUADRANT
WINDS 50 TO 60 KT. SEAS 21 TO 35 FT. ALSO BETWEEN 120 NM AND 300
NM NE...AND WITHIN 240 NM SE AND 300 NM S QUADRANTS WINDS 40 TO
50 KT. SEAS 15 TO 30 FT...EXCEPT 11 TO 21 FT NE QUADRANT.
ELSEWHERE WITHIN 480 NM NE...AND 540 NM SE AND S QUADRANTS WINDS
25 TO 40 KT. SEAS 9 TO 18 FT.
.48 HOUR FORECAST LOW 52N178E 986 MB. FROM 44N TO 50N BETWEEN
179W AND 166E WINDS 40 TO 50 KT. SEAS 18 TO 36 FT. ALSO WITHIN
240 NM NW QUADRANT WINDS 35 TO 45 KT. SEAS 12 TO 24 FT.
ELSEWHERE WITHIN 360 NM NW...420 NM NE...720 NM SE...AND 780 NM
SW QUADRANTS WINDS 25 TO 40 KT. SEAS 11 TO 22 FT. AND WITHIN 960
NM SW QUADRANT WINDS TO 25 KT. SEAS 9 TO 18 FT.

...GALE WARNING...
.LOW 37N162E 1011 MB MOVING NE 30 KT. WITHIN 300 NM NE QUADRANT
WINDS 25 TO 35 KT. SEAS 8 TO 13 FT. ELSEWHERE WITHIN 300 NM
N...540 NM NE...AND 180 NM SE QUADRANTS WINDS 20 TO 30 KT. SEAS
TO 12 FT.
.24 HOUR FORECAST LOW 46N173E 1001 MB. EXCEPT AS DESCRIBED WITH
LOW 50N162E ABOVE...WITHIN 360 NM NE...720 NM SE...AND 480 NM SW
QUADRANTS WINDS 25 TO 40 KT. SEAS 9 TO 18 FT. WINDS AND SEAS
HIGHEST NE AND SE QUADRANTS.
.48 HOUR FORECAST LOW DISSIPATED. EXCEPT AS DESCRIBED WITH LOW
52N178E ABOVE...WITHIN AN AREA BOUNDED BY 36N180W TO 48N160W TO
42N148W TO 36N180W WINDS 25 TO 40 KT. SEAS 10 TO 19 FT.

.SYNOPSIS AND FORECAST.

.OVER FORECAST WATERS FROM 32N TO 34N BETWEEN 119W AND 121W AREA
OF NW WINDS TO 25 KT. SEAS TO 8 FT.
.24 HOUR FORECAST LITTLE CHANGE.
.48 HOUR FORECAST FROM 31N TO 35N BETWEEN 118W AND 121W AREA OF
NW WINDS TO 25 KT. SEAS TO 10 FT.

.OVER FORECAST WATERS FROM 39N TO 50N BETWEEN 123W AND 132W
WINDS TO 25 KT. SEAS TO 12 FT.
.24 HOUR FORECAST CONDITIONS DESCRIBED IN WARNINGS SECTION ABOVE.

.OVER FORECAST WATERS S OF A LINE FROM 31N175E TO 33N144W WINDS
TO 25 KT. SEAS TO 9 FT.
.24 HOUR FORECAST S OF 37N BETWEEN 178W AND 171E WINDS TO 25 KT.
SEAS TO 10 FT.
.48 HOUR FORECAST CONDITIONS DESCRIBED IN WARNINGS SECTION ABOVE.

.FROM 48N TO 55N BETWEEN 176W AND 169E WINDS 20 TO 30 KT. SEAS
TO 12 FT.
.24 HOUR FORECAST OVER FORECAST WATERS WITHIN 240 NM EITHER SIDE
OF A LINE FROM 55N164W TO 60N170W TO 65N170W WINDS 20 TO 30 KT.
SEAS TO 12 FT.
.48 HOUR FORECAST N OF 62N BETWEEN 167W AND 172W AREA OF N TO NW
WINDS 20 TO 30 KT. SEAS TO 9 FT.

.48 HOUR FORECAST FROM 33N TO 38N W OF 170E AREA OF NE WINDS 20
TO 30 KT. SEAS 8 TO 13 FT.

.DENSE FOG. 24 HOUR FORECAST VSBY OCCASIONALLY LESS THAN 1 NM
WITHIN AN AREA BOUNDED BY 38N175E TO 46N173E TO 42N171W TO
38N175E.
.48 HOUR FORECAST DENSE FOG FROM 42N TO 47N BETWEEN 156W AND
170W.

.HIGH 38N138W 1025 MB MOVING SE 20 KT.
.24 HOUR FORECAST HIGH 32N132W 1021 MB.
.48 HOUR FORECAST HIGH DISSIPATED.

.HIGH 42N174W 1031 MB MOVING SE 20 KT.
.24 HOUR FORECAST HIGH 40N163W 1034 MB.
.48 HOUR FORECAST HIGH 35N156W 1030 MB.

.HIGH 35N167W 1031 MB MOVING N 15 KT.
.24 HOUR FORECAST HIGH MERGED WITH HIGH 40N163W ABOVE.

.HIGH 45N174E 1028 MB MOVING NE 40 KT.
.24 HOUR FORECAST HIGH DISSIPATED.

.FORECASTER FIGURSKEY. 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 WED OCT 18.
24 HOUR FORECAST VALID 0000 UTC THU OCT 19.
48 HOUR FORECAST VALID 0000 UTC FRI OCT 20.

.WARNINGS.

...GALE WARNING...
.WITHIN 45 NM EITHER SIDE OF A LINE FROM 16N95W TO 15N95W TO
14N95.5W...INCLUDING THE GULF OF TEHUANTEPEC...N TO NE WINDS 30
TO 40 KT. SEAS 10 TO 15 FT. ELSEWHERE WITHIN 60 NM EITHER SIDE OF
A LINE FROM 16N95W TO 15N95W TO 12N96W N TO NE WINDS 20 TO 30
KT. SEAS 8 TO 13 FT. REMAINDER OF AREA BOUNDED BY 10N94W TO
09N97W TO 10N101W TO 12N100W TO 16N95W TO 12N93W TO 10N94W WINDS
20 KT OR LESS. SEAS 8 TO 10 FT IN MIXED NE AND SOUTHERLY SWELL.
.24 HOUR FORECAST WITHIN 30 NM EITHER SIDE OF A LINE FROM 16N95W
TO 14.5N95.5W...INCLUDING THE GULF OF TEHUANTEPEC...N TO NE
WINDS 30 TO 35 KT. SEAS 9 TO 12 FT. ELSEWHERE WITHIN 60 NM
EITHER SIDE OF A LINE FROM 16N95W TO 13.5N95.5W N TO NE WINDS 20
TO 30 KT. SEAS 8 TO 11 FT. REMAINDER OF AREA BOUNDED BY 11N94W
TO 08N96W TO 09N100W TO 15N96W TO 16N94W TO 11N94W WINDS 20 KT OR
LESS. SEAS 8 TO 10 FT IN MIXED NE AND SOUTHERLY SWELL.
.42 HOUR FORECAST WITHIN 45 NM EITHER SIDE OF A LINE FROM 16N95W
TO 14N95.5W...INCLUDING THE GULF OF TEHUANTEPEC...N TO NE WINDS
20 TO 30 KT. SEAS 8 TO 11 FT. ELSEWHERE WITHIN 60 NM EITHER
SIDE OF A LINE FROM 16N95W TO 12N96W WINDS 20 KT OR LESS. SEAS 8
TO 9 FT IN MIXED NE AND SOUTHERLY SWELL.
.48 HOUR FORECAST WITHIN 30 NM EITHER SIDE OF A LINE FROM 16N95W
TO 14N95.5W...INCLUDING THE GULF OF TEHUANTEPEC...N TO NE WINDS
20 TO 25 KT. SEAS 8 TO 10 FT.

.SYNOPSIS AND FORECAST.

.LOW PRES NEAR 24N128W 1013 MB. WITHIN 150 NM N QUADRANT WINDS
20 KT OR LESS. SEAS TO 8 FT IN MIXED SW AND NW SWELL.
.06 HOUR FORECAST LOW PRES DISSIPATED. WINDS 20 KT OR LESS. SEAS
LESS THAN 8 FT.

.LOW PRES NEAR 16N140W 1009 MB. FROM 16N TO 19N W OF 138W WINDS
20 KT OR LESS. SEAS TO 8 FT IN MIXED NE AND NW SWELL.
.12 HOUR FORECAST LOW PRES W OF AREA. OVER FORECAST WATERS WINDS
20 KT OR LESS. SEAS LESS THAN 8 FT.

.WITHIN AREA BOUNDED BY 03.4S120W TO 05N122W TO 15N122W TO
13N112W TO 06N108W TO 03.4S120W WINDS 20 KT OR LESS. SEAS 8 TO 9
FT IN MIXED SE AND SW SWELL. S OF 04N W OF 130W WINDS 20 KT OR
LESS. SEAS 8 FT IN MIXED NE AND SE SWELL.
.24 HOUR FORECAST S OF 05N W OF 132W WINDS 20 KT OR LESS. SEAS TO
8 FT IN MIXED N AND SE SWELL.
.48 HOUR FORECAST WITHIN AREA BOUNDED BY 03.4S120W TO 00N140W TO
04N140W TO 03.4S100W TO 03.4S120W WINDS 20 KT OR LESS. SEAS 8 TO
9 FT IN MIXED SE AND SW SWELL.

.48 HOUR FORECAST W OF A LINE FROM 30N136W TO 28N140W WINDS 20 KT
OR LESS. SEAS 8 TO 11 FT IN NW SWELL.

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

CONVECTION VALID AT 0215 UTC WED OCT 18...

.LOW PRES NEAR 16N140W...SCATTERED MODERATE FROM 15N TO 17N
BETWEEN 137W AND 139W.

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
MONSOON TROUGH AXIS EXTENDS FROM 10N74W TO 10N90W TO 11N114W TO
LOW PRES NEAR 10N118W TO 10N120W. ITCZ AXIS EXTENDS FROM 10N120W
TO 08N126W TO 11N140W. SCATTERED MODERATE ISOLATED STRONG FROM
07N TO 11N BETWEEN 92W AND 95W...FROM 07N TO 10N BETWEEN 105W AND
111W...AND WITHIN AREA BOUNDED BY 13N122W TO 13N118W TO 07N114W
TO 07N128W TO 13N122W.

$$

.FORECASTER LEWITSKY. NATIONAL HURRICANE CENTER.