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National Weather Service Marine Forecast FZPN01 KWBC

FZPN01 KWBC 282151
HSFEP1

HIGH SEAS FORECAST
NWS OCEAN PREDICTION CENTER WASHINGTON DC
2230 UTC FRI APR 28 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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.

SECURITE

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

SYNOPSIS VALID 1800 UTC APR 28.
24 HOUR FORECAST VALID 1800 UTC APR 29.
48 HOUR FORECAST VALID 1800 UTC APR 30.

.WARNINGS.

STORM WARNING

.LOW 46N145W 1012 MB MOVING NE 20 KT AND INTENSIFYING. WITHIN
420 NM SE SEMICIRCLE WINDS 20 TO 30 KT. SEAS TO 8 FT.
.06 HOUR FORECAST LOW 48N142W 1009 MB. WITHIN 240 NM NE QUADRANT
WINDS 25 TO 35 KT. SEAS TO 11 FT.
.24 HOUR FORECAST LOW 52N135W 995 MB. OVER FORECAST WATERS
WITHIN 90 NM E OF A LINE FROM 53N132W TO 49N128W WINDS 35 TO 50
KT. SEAS 8 TO 16 FT. ALSO WITHIN 120 NM S SEMICIRCLE WINDS 35 TO
45 KT. SEAS 10 TO 16 FT. ELSEWHERE WITHIN 240 NM NE...480 NM
SE...300 NM SW AND 120 NM NW QUADRANTS WINDS 25 TO 35 KT. SEAS 8
TO 14 FT.
.48 HOUR FORECAST LOW DISSIPATED. FROM 49N TO 54N E OF 132W
WINDS TO 25 KT. SEAS TO 12 FT.

GALE WARNING

.LOW W OF AREA 53N163E 968 MB MOVING SE 15 KT. FRONT EXTENDS
FROM 57N175E TO 54N179E TO 48N180W TO 39N172E TO 33N160E. OVER
FORECAST WATERS WITHIN 600 NM S AND 480 NM SE QUADRANTS...ALSO
WITHIN 360 NM E AND SE OF THE FRONT WINDS 25 TO 40 KT. SEAS 9 TO
19 FT.
.24 HOUR FORECAST LOW 51N172E 985 MB. WITHIN 300 NM S QUADRANT
WINDS 35 TO 45 KT. SEAS 16 TO 24 FT. ELSEWHERE WITHIN 600 NM SE
AND 420 NM SW QUADRANTS WINDS 25 TO 35 KT. SEAS 10 TO 18 FT.
.48 HOUR FORECAST LOW 54N170W 990 MB. BETWEEN 180 NM AND 600 NM
S SEMICIRCLE WINDS 25 TO 35 KT. SEAS 10 TO 20 FT.

GALE WARNING

.24 HOUR FORECAST NEW LOW 56N175W 988 MB. FRONT TO EXTEND FROM
58N177E TO THE LOW TO 51N163W TO 46N165W TO 38N172W. WITHIN 300
NM NE AND E OF THE FRONT...ALSO WITHIN 480 NM SE QUADRANT WINDS
25 TO 35 KT. SEAS 8 TO 14 FT.
.48 HOUR FORECAST LOW 55N177W 989 MB. FRONT TO EXTEND FROM THE
LOW TO 59N169W TO 57N155W TO 51N151W TO 46N153W. WITHIN 300 NM W
AND NW QUADRANTS...AND ELSEWHERE WITHIN 180 NM N AND 240 NM E OF
THE FRONT WINDS 20 TO 30 KT. SEAS 8 TO 13 FT.

GALE WARNING

.24 HOUR FORECAST LOW S OF AREA NEAR 29N156W 1010 MB. OVER
FORECAST WATERS WITHIN 300 NM NW QUADRANT WINDS 25 TO 35 KT.
SEAS 9 TO 13 FT. ELSEWHERE WITHIN 480 NM N SEMICIRCLE WINDS TO
25 KT. SEAS TO 9 FT.
.48 HOUR FORECAST LOW AND CONDITIONS WELL S OF AREA.

GALE WARNING

.24 HOUR FORECAST OVER FORECAST WATERS FROM 30N TO 38N W OF 169E
WINDS TO 25 KT. SEAS TO 9 FT.
.48 HOUR FORECAST LOW 38N175E 1006 MB. WITHIN 120 NM OF LOW
CENTER EXCEPT 180 NM SW QUADRANT WINDS 25 TO 35 KT. SEAS TO 12
FT. ELSEWHERE FROM 32N TO 40N BETWEEN 166E AND 177W WINDS 20 TO
30 KT. SEAS TO 10 FT.

.SYNOPSIS AND FORECAST.

.OVER FORECAST WATERS FROM 30N TO 42N E OF 126W AREA OF N TO NW
WINDS 20 TO 30 KT. SEAS 8 TO 15 FT...HIGHEST NEAR 32N120W.
.24 HOUR FORECAST FROM 30N TO 41N BETWEEN 121W AND 127W N TO NW
WINDS TO 25 KT. SEAS TO 10 FT.
.48 HOUR FORECAST FROM 32N TO 40N BETWEEN 121W AND 127W N TO NW
WINDS 20 TO 30 KT. SEAS TO 11 FT.

.LOW 37N150W 1016 MB MOVING NE 15 KT. FRONT EXTENDS FROM THE LOW
TO 30N154W. WITHIN 720 NM W QUADRANT AND 240 NM E OF THE FRONT
WINDS TO 25 KT. SEAS TO 8 FT.
.24 HOUR FORECAST LOW DISSIPATED AND CONDITIONS DIMINISHED.

.LOW 53N145W 1020 MB MOVING NW 10 KT. WINDS LESS THAN 25 KT.
SEAS LESS THAN 8 FT.
.24 HOUR FORECAST LOW 58N149W 1012 MB. WITHIN 120 NM N
SEMICIRCLE WINDS TO 25 KT. SEAS TO 8 FT.
.48 HOUR FORECAST LOW DISSIPATED AND CONDITIONS DIMINISHED.

.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM WITHIN THE REGION
BOUNDED BY A LINE FROM 47N145W TO 36N150W TO 41N133W TO
47N145W...ALSO WITHIN 180 NM E OF A LINE FROM 47N179E TO 39N174E.
.24 HOUR FORECAST DENSE FOG BETWEEN 130W AND A LINE FROM 46N131W
TO 40N144W...ALSO FROM 30N TO 35N BETWEEN 160E AND 167E.
.48 HOUR FORECAST DENSE FOG WITHIN 240 NM E AND SE OF A LINE
FROM 44N143W TO 36N153W...ALSO WITHIN 180 NM SE OF ANOTHER LINE
FROM 38N177E TO 36N169E TO 31N163E.

.HIGH 46N130W 1031 MB MOVING SE 10 KT.
.24 HOUR FORECAST HIGH DISSIPATED.

.HIGH 37N135W 1029 MB NEARLY STATIONARY.
.24 HOUR FORECAST LITTLE CHANGE.
.48 HOUR FORECAST LITTLE CHANGE.

.HIGH 34N173W 1030 MB MOVING NE 15 KT.
.24 HOUR FORECAST HIGH 35N165W 1026 MB.
.48 HOUR FORECAST HIGH 38N156W 1023 MB.

.HIGH W OF AREA 36N157E 1016 MB MOVING NE 35 KT.
.24 HOUR FORECAST HIGH 39N175E 1021 MB.
.48 HOUR FORECAST HIGH 39N170W 1019 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 1800 UTC FRI APR 28.
24 HOUR FORECAST VALID 1800 UTC SAT APR 29.
48 HOUR FORECAST VALID 1800 UTC SUN APR 30.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.N OF 28N BETWEEN 117W AND 124W NW TO N WINDS 20 TO 25 KT. SEAS
10 TO 13 FT IN NW SWELL...HIGHEST NEAR 30N119W. ELSEWHERE N OF
23.5N BETWEEN 115W AND 128W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT
IN NW SWELL.
.18 HOUR FORECAST N OF 28N BETWEEN 118W AND 125W NW TO N WINDS
20 TO 25 KT. SEAS 9 TO 11 FT. ELSEWHERE N OF 21N BETWEEN 114W
AND 129W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN NW SWELL. 
.24 HOUR FORECAST N OF 19.5N BETWEEN 115W AND 130W WINDS 20 KT
OR LESS. SEAS 8 TO 10 FT IN NW TO N SWELL.
.48 HOUR FORECAST N OF 23N BETWEEN 123W AND 133W WINDS 20 KT OR
LESS. SEAS TO 9 FT IN MIXED NW SWELL.  

.FROM 07N TO 17N W OF 135W WINDS 20 KT OR LESS. SEAS 9 FT IN
MIXED NE AND NW SWELL.
.24 HOUR FORECAST FROM 08N TO 12N W OF 138W WINDS 20 KT OR LESS.
SEAS TO 8 FT IN MIXED NE AND NW SWELL.
.30 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.

.S OF LINE FROM 03.4S97W TO 03N113W TO 08N123W TO 00N128W WINDS
20 KT OR LESS. SEAS 8 TO 10 FT IN SW SWELL.
.24 HOUR FORECAST S OF LINE FROM 03.4S90W TO 05N100W TO 12N112W
TO 07N124W TO 00N120W WINDS 20 KT OR LESS. SEAS 8 FT IN SW SWELL.
.48 HOUR FORECAST S OF 05N BETWEEN 110W AND 124W WINDS 20 KT OR
LESS. SEAS TO 8 FT IN SW SWELL...EXCEPT IN MIXED NE AND SW SWELL
W OF 110W.

.GULF OF CALIFORNIA 18 HOUR FORECAST N OF 29.5N W OF 114W NW TO
N WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT.
.30 HOUR FORECAST GULF OF CALIFORNIA FROM 26.5N TO 28.5N NW
WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT.
.36 HOUR FORECAST GULF OF CALIFORNIA FROM 26N TO 27.5N WINDS 20
KT OR LESS. SEAS TO 8 FT IN N SWELL.
.48 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 AT 2115 UTC FRI APR 28...

.SCATTERED MODERATE ISOLATED STRONG WITHIN 30 NM OF LINE FROM
08N127W TO 08N130W.

.SCATTERED MODERATE WITHIN 30 NM OF 04N78W.

INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH

TROUGH AXIS EXTENDS FROM 10N86.5W TO 06N93W TO 07N103W TO
04N110W. ITCZ EXTENDS FROM 04N110W TO 02N121W TO 02N130W TO
01N140W. SCATTERED MODERATE TO STRONG WITHIN 180 NM SE AND S OF
TROUGH AXIS BETWEEN 87W AND 94.5W. SCATTERED MODERATE ISOLATED
STRONG WITHIN 180 NM S OF THE AXIS BETWEEN 96W AND 101.5W.
SCATTERED MODERATE WITHIN 60 NM S OF THE AXIS BETWEEN 101.5W AND
108W.


.FORECASTER AGUIRRE. NATIONAL HURRICANE CENTER.