High Seas Forecast
Issued by NWS

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000
FZPN02 KWBC 181125
HSFEPI

HIGH SEAS FORECAST FOR METAREA XII
NWS OCEAN PREDICTION CENTER WASHINGTON DC
1145 UTC SAT NOV 18 2017

CCODE/1:31:12:01:00/AOW+POR/NWS/CCODE
SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 0600 UTC NOV 18.
24 HOUR FORECAST VALID 0600 UTC NOV 19.
48 HOUR FORECAST VALID 0600 UTC NOV 20.

.WARNINGS.

...STORM WARNING...
.LOW 45N144W 1008 MB MOVING NE 30 KT AND INTENSIFYING. WITHIN
420 NM E AND SE QUADRANTS WINDS TO 25 KT. SEAS TO 9 FT.
.06 HOUR FORECAST LOW 47N139W 1003 MB. WITHIN 240 NM SE
SEMICIRCLE WINDS 25 TO 35 KT. SEAS TO 11 FT.
.18 HOUR FORECAST LOW 52N131W 996 MB. WITHIN 150 NM E AND SE
QUADRANTS WINDS 35 TO 50 KT. SEAS 10 TO 20 FT.
.24 HOUR FORECAST LOW 54N130W 996 MB. WITHIN 240 NM E OF A FRONT
FROM 50N129W TO 43N134W WINDS 25 TO 40 KT. SEAS 9 TO 18 FT.
ELSEWHERE WITHIN 840 NM S QUADRANT WINDS 20 TO 30 KT. SEAS TO 12
FT.
.48 HOUR FORECAST LOW WELL INLAND. FRONT TO EXTEND FROM 46N124W
TO 41N130W. OVER FORECAST WATERS E OF THE FRONT WINDS 25 TO 40
KT. SEAS 9 TO 18 FT.

...STORM WARNING...
.LOW NW OF AREA 63N168E 1000 MB MOVING NE 25 KT WILL TURN SE
AFTER 24 HOURS. FROM 45N TO 55N BETWEEN 174E AND 177W WINDS 25
TO 35 KT. SEAS 8 TO 16 FT. ELSEWHERE OVER FORECAST WATERS WITHIN
600 NM E AND 780 NM S AND SE QUADRANTS WINDS 20 TO 30 KT. SEAS 8
TO 13 FT.
.24 HOUR FORECAST LOW NW OF AREA 66N170W 984 MB. WITHIN 540 NM
SW QUADRANT WINDS 35 TO 50 KT. SEAS 12 TO 24 FT. ELSEWHERE
WITHIN 960 NM S AND 720 NM SW QUADRANTS WINDS 25 TO 40 KT. SEAS
8 TO 16 FT.
.48 HOUR FORECAST LOW DISSIPATED WITH NEW LOW TO FORM 56N150W
970 MB. WITHIN 180 NM NW SEMICIRCLE...AND WITHIN 600 NM W AND SW
QUADRANTS WINDS 40 TO 50 KT. SEAS 15 TO 30 FT...EXCEPT NW
SEMICIRCLE 10 TO 20 FT. ALSO BETWEEN 140W AND A LINE FROM
44N163W TO 55N173W TO 62N170W...EXCEPT WITHIN 240 NM E
QUADRANT...WINDS 25 TO 40 KT. SEAS 8 TO 22 FT...HIGHEST W AND SW
OF LOW. ELSEWHERE WITHIN 240 NM E QUADRANT WINDS TO 25 KT. SEAS
TO 11 FT.

...STORM WARNING...
.24 HOUR FORECAST LOW W OF AREA 47N153E 968 MB. OVER FORECAST
WATERS WITHIN 600 NM E QUADRANT WINDS 25 TO 40 KT. SEAS 10 TO 20
FT.
.30 HOUR FORECAST LOW NW OF AREA 53N153E 970 MB. WITHIN 540 NM
SE QUADRANT WINDS 35 TO 50 KT. SEAS 14 TO 27 FT.
.48 HOUR FORECAST LOW WELL NW OF AREA. BETWEEN 170E AND A LINE
FROM 58N177E TO 50N178E TO 43N176E WINDS 25 TO 35 KT. SEAS 9 TO
18 FT.

...GALE WARNING...
.LOW 57N142W 993 MB MOVING SE 15 KT. OVER FORECAST WATERS WITHIN
540 NM W AND SW QUADRANTS WINDS 25 TO 40 KT. SEAS 9 TO 18 FT.
ELSEWHERE WITHIN 180 NM N SEMICIRCLE AND 780 NM W AND SW
QUADRANTS WINDS 20 TO 30 KT. SEAS 8 TO 14 FT...HIGHEST SW.
.24 HOUR FORECAST LOW 51N139W 1001 MB. WITHIN 900 NM SW AND 300
NM W QUADRANTS WINDS TO 25 KT. SEAS 8 TO 13 FT.
.48 HOUR FORECAST LOW DISSIPATED AND CONDITIONS DIMINISHED.

...GALE WARNING...
.LOW 33N155W 1009 MB MOVING SE 10 KT. WITHIN 540 NM NW QUADRANT
WINDS 25 TO 35 KT. SEAS 12 TO 22 FT. ELSEWHERE N OF 30N WITHIN
780 NM NW SEMICIRCLE WINDS 20 TO 30 KT. SEAS 8 TO 16 FT.
.24 HOUR FORECAST LOW 31N153W 1006 MB. WITHIN 480 NM NW QUADRANT
WINDS 25 TO 35 KT. SEAS 10 TO 18 FT. ELSEWHERE WITHIN 780 NM NW
SEMICIRCLE WINDS 20 TO 30 KT. SEAS 8 TO 16 FT.
.48 HOUR FORECAST LOW MOVED S OF AREA. BETWEEN 165W AND A LINE
FROM 37N146W TO 30N152W WINDS 25 TO 40 KT. SEAS 10 TO 20 FT.

...GALE WARNING...
.LOW 57N135W 995 MB MOVING N 10 KT. WITHIN 120 NM SE OF A FRONT
FROM 54N130W TO 52N131W TO 50N134W WINDS 25 TO 35 KT. SEAS TO 12
FT. ELSEWHERE WITHIN 660 NM S QUADRANT WINDS 20 TO 30 KT. SEAS 8
TO 13 FT.
.18 HOUR FORECAST LOW DISSIPATED AND CONDITIONS DESCRIBED ABOVE
WITH LOW 52N131W.

...GALE WARNING...
.LOW 31N173E 1010 MB MOVING SW 10 KT. WITHIN 720 NM NE QUADRANT
WINDS 25 TO 35 KT. SEAS 9 TO 18 FT.
.24 HOUR FORECAST LOW S OF AREA NEAR 28N171E 1010 MB. OVER
FORECAST WATERS WITHIN 720 NM NE QUADRANT WINDS 25 TO 35 KT.
SEAS 9 TO 17 FT.
.48 HOUR FORECAST LOW DISSIPATED. BETWEEN A LINE FROM 34N170E TO
30N173E AND ANOTHER LINE FROM 34N180W TO 30N177W WINDS 25 TO 35
KT. SEAS 9 TO 18 FT.

...GALE WARNING...
.LOW 40N172E 1012 MB MOVING NE 15 KT. FRONT EXTENDS FROM 45N173E
TO THE LOW TO 30N167E. WITHIN 240 NM W SEMICIRCLE WINDS 25 TO 35
KT. SEAS 11 TO 16 FT. ELSEWHERE WITHIN 300 NM W OF THE FRONT
WINDS 20 TO 30 KT. SEAS 9 TO 14 FT.
.24 HOUR FORECAST LOW DISSIPATED. WITHIN 300 NM NW OF A LINE
FROM 39N168E TO 48N176W WINDS 20 TO 30 KT. SEAS 8 TO 14 FT.
.48 HOUR FORECAST CONDITIONS DIMINISHED.

...GALE WARNING...
.42 HOUR FORECAST FRONT TO EXTEND FROM 45N163E TO 35N160E.
BETWEEN 160E AND THE FRONT WINDS 25 TO 35 KT. SEAS 10 TO 18 FT.
.48 HOUR FORECAST WITHIN 120 NM W OF A FRONT FROM 52N165E TO
45N165E TO 37N164E TO 33N160E WINDS 25 TO 35 KT. SEAS 9 TO 17 FT.

.SYNOPSIS AND FORECAST.

.48 HOUR FORECAST WITHIN 240 NM E OF A LINE FROM 39N131W TO
30N142W WINDS 20 TO 30 KT. SEAS TO 11 FT.

.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM OVER FORECAST
WATERS BETWEEN 175E AND A LINE FROM 61N177W TO 57N171W TO
43N177E.
.24 HOUR FORECAST CONDITIONS IMPROVED.

.DENSE FOG. 48 HOUR FORECAST VSBY OCCASIONALLY LESS THAN 1 NM
WITHIN THE REGION BOUNDED BY A LINE FROM 54N171E TO 44N166E TO
39N169E TO 48N179W TO 54N171E.

.HIGH 42N127W 1027 MB MOVING S 15 KT.
.24 HOUR FORECAST HIGH 36N126W 1023 MB.
.48 HOUR FORECAST HIGH 30N125W 1021 MB.

.HIGH 45N171W 1039 MB MOVING SW 10 KT.
.24 HOUR FORECAST HIGH 43N172W 1037 MB.
.48 HOUR FORECAST HIGH MERGED WITH HIGH 47N173W DESCRIBED BELOW.

.HIGH 44N161E 1028 MB MOVING NE 30 KT WILL TURN SE AFTER 24
HOURS.
.24 HOUR FORECAST HIGH 52N175E 1038 MB.
.48 HOUR FORECAST HIGH 47N173W 1038 MB.

.FORECASTER REINHART. 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 0600 UTC SAT NOV 18.
24 HOUR FORECAST VALID 0600 UTC SUN NOV 19.
48 HOUR FORECAST VALID 0600 UTC MON NOV 20.

.WARNINGS.

...GALE WARNING...
.N OF 14.5N BETWEEN 94W AND 95.5W INLCUDING THE GULF OF
TEHUANTEPEC...N WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT.
.06 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.
.24 HOUR FORECAST LITTLE CHANGE.
.30 HOUR FORECAST WITHIN 30 NM OF LINE FROM 16N95W TO 15N95W...
INCLUDING THE GULF OF TEHUANTEPEC... N WINDS 25 TO 35 KT. SEAS
TO 10 FT. ELSEWHERE WITHIN 45 NM OF LINE FROM 16N95W TO 14N95.5W
N WINDS 20 TO 25 KT. SEAS TO 8 FT.
.48 HOUR FORECAST WITHIN 45 NM OF LINE FROM 16N95W TO 13N96W
...INCLUDING THE GULF OF TEHUANTEPEC...N WINDS 30 TO 40 KT. SEAS
12 TO 16 FT. ELSEWHERE WITHIN 90 NM OF LINE FROM 16N95W TO
12N97W N TO NE WINDS 20 TO 30 KT. SEAS TO 11 FT.

.SYNOPSIS AND FORECAST.

.09 HOUR FORECAST GULF OF CALIFORNIA N OF 30N NW WINDS 20 TO 25
KT. SEAS LESS THAN 8 FT.
.24 HOUR FORECAST GULF OF CALIFORNIA FROM 26N TO 29N NW WINDS 20
TO 25 KT. SEAS LESS THAN 8 FT.
.42 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.

.24 HOUR FORECAST NW OF LINE FROM 30N136W TO 27N140W S WINDS 20
TO 25 KT. SEAS TO 9 FT.
.48 HOUR FORECAST W OF A LINE FROM 30N136W TO 23N140W S WINDS 20
TO 25 KT. SEAS 8 TO 11 FT.

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

CONVECTION VALID AT 0900 UTC SAT NOV 18...

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
MONSOON TROUGH FROM 09N84W TO 10N92W TO 09N105W. ITCZ FROM
09N105W TO 11N140W. SCATTERED MODERATE WITHIN 60 NM OF 08N95W...
WITHIN 180 NM OF 10N114W. SCATTERED MODERATE ISOLATED STRONG
WITHIN 150 NM OF 13N125W AND WITHIN 90 NM OF LINE FROM 08N132W
TO 11N140W.

.FORECASTER NELSON. NATIONAL HURRICANE CENTER.

NATIONAL WEATHER SERVICE HONOLULU HI
NORTH PACIFIC EQUATOR TO 30N BETWEEN 140W AND 160E

SYNOPSIS VALID 0600 UTC NOV 18 2017.
24 HOUR FORECAST VALID 0600 UTC NOV 19 2017.
48 HOUR FORECAST VALID 0600 UTC NOV 20 2017.

.WARNINGS.

...GALE WARNING...
.LOW 28N172E 1009 MB. TROUGH FROM LOW TO 18N173E. LOW AND TROUGH
NEARLY STATIONARY. E TO SE WINDS 20 TO 30 KT N OF LINE 30N174W
20N175W 30N174E. N TO NE WINDS 20 TO 30 KT NW OF LINE 30N168E
25N166E 21N160E. ISOLATED STRONG TSTMS WITHIN 60 NM OF LINE
30N168E 18N168E.9
.24 HOUR FORECAST LOW 27N173E. TROUGH FROM LOW TO 19N171E. SE
WINDS 30 TO 35 KT N OF 28N BETWEEN 179W AND 176E...E TO SE WINDS
20 TO 30 KT ELSEWHERE N OF LINE 30N170W 20N170W 20N178W 30N174E.
.48 HOUR FORECAST LOW DISSIPATED. TROUGH 30N168E 16N176E. NE TO
SE WINDS 20 TO 30 KT N OF LINE 30N175W 18N175W 20N180W 30N173E.

...GALE WARNING...
.FRONT 30N151W 26N155W 25N165W MOVING S 20 KT. N TO NE WINDS 20
TO 25 KT N OF LINE 30N156W 24N160W 24N170W 30N174W. ISOLATED
MODERATE TSTMS WITHIN 60 NM OF LINE 30N148W 28N153W.
.24 HOUR FORECAST FRONT 30N144W 22N148W 17N154W. SE TO S WINDS
20 TO 25 KT N OF 20N E OF 154W. N TO NW WINDS 20 TO 25 KT N OF
LINE 30N155W 25156W 26N165W 30N170W.
.36 HOUR FORECAST FRONT DISSIPATED. TROUGH 30N152W 20N150W
15N155W. N WINDS 30 TO 35N N OF 29N BETWEEN 152W AND 155W. NW TO
N WINDS 20 TO 30 KT ELSEWHERE N OF LINE 30N150W. S TO SW WINDS
20 TO 25 KT E OF LINE 20N140W 20N153W 30N152W.
.48 HOUR FORECAST TROUGH 30N150W 30N149W 15N152W. NW WINDS 20 TO
30 KT N OF LINE 30N152W 25N155W 25N170W 30N175W. S TO SW WINDS
20 TO 25 KT E OF LINE 20N140W 21N153W 30N151W.

.SYNOPSIS AND FORECAST.

.TROUGH 18N148W 13N151W 08N160W NEARLY STATIONARY. SCATTERED
STRONG TSTMS FROM 18N TO 12N E OF 144W. ISOLATED MODERATE TSTMS
FROM 15N TO 09N BETWEEN 150W AND 160W.
.24 HOUR FORECAST TROUGH MERGED WITH TROUGH DESCRIBED IN EASTERN
GALE WARNING ABOVE.

.RIDGE 30N140W 22N154W MOVING SE 30 KT.

.SEAS 8 TO 13 FT N OF LINE 30N156W 10N170W 08N180W 25N180W
25N160E.
.24 HOUR FORECAST SEAS 12 TO 17 FT N OF LINE 30N178W 25N180W
30N174E. SEAS 12 TO 16 FT N OF LINE 30N154W 27N153W 24N160W
30N175E. SEAS 8 TO 12 FT ELSEWHERE N OF LINE 28N140W 18N175W
27N174E 22N160E
.48 HOUR FORECAST SEAS 12 TO 16 FT N OF 24N BETWEEN 150W AND
170W AND 178W AND N OF LINE 30N178W 23N180W 30N170E. SEAS 8 TO
12 FT ELSEWHERE N OF LINE 20N140W 15N170W 30N160E.

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

.ISOLATED MODERATE TSTMS FROM 05N TO 10N W OF 178E.

$$
.HONOLULU FORECASTER.



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