High Seas Forecast
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000
FZPN02 KWBC 241736 CCA
HSFEPI

HIGH SEAS FORECAST FOR METAREA XII
NWS OCEAN PREDICTION CENTER WASHINGTON DC
1745 UTC FRI MAR 24 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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.

PAN PAN

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

SYNOPSIS VALID 1200 UTC MAR 24.
24 HOUR FORECAST VALID 1200 UTC MAR 25.
48 HOUR FORECAST VALID 1200 UTC MAR 26.

.WARNINGS.

...HURRICANE FORCE WIND WARNING...
.12 HOUR FORECAST LOW 35N162E 1000 MB. OVER FORECAST WATERS
WITHIN 360 NM S SEMICIRCLE WINDS 25 TO 40 KT. SEAS 9 TO 16 FT.
.24 HOUR FORECAST LOW 39N173E 989 MB. WITHIN 180 NM SW AND S
QUADRANTS WINDS 40 TO 55 KT. SEAS 13 TO 23 FT. ELSEWHERE WITHIN
540 NM S SEMICIRCLE WINDS 25 TO 40 KT. SEAS 9 TO 16 FT.
.36 HOUR FORECAST LOW 44N176W 979 MB. WITHIN 180 NM S SEMICIRCLE
WINDS 50 TO 65 KT. SEAS 18 TO 32 FT.
.48 HOUR FORECAST LOW 49N169W 973 MB WITH A FRONT FROM CENTER TO
45N162W TO 37N168W. WITHIN 240 NM S QUADRANT WINDS 40 TO 55 KT.
SEAS 20 TO 32 FT. ALSO WITHIN 420 NM S QUADRANT...180 NM W
QUADRANT...300 NM NE QUADRANT...AND ELSEWHERE WITHIN 300 NM E OF
THE FRONT WINDS 25 TO 40 KT. SEAS 10 TO 21 FT.

...STORM WARNING...
.LOW 46N178E 963 MB MOVING NE 15 KT BUT WILL TURN NW. BETWEEN
120 NM AND 540 NM SW AND S QUADRANTS WINDS 40 TO 55 KT. SEAS 20
TO 38 FT. ELSEWHERE OVER FORECAST WATERS WITHIN 900 NM SE AND
720 NM NW SEMICIRCLES WINDS 25 TO 40 KT. SEAS 10 TO 22 FT.
.24 HOUR FORECAST LOW 49N176E 971 MB. WITHIN 780 NM N AND 600 NM
S SEMICIRCLES WINDS 25 TO 40 KT. SEAS 10 TO 33 FT...HIGHEST NEAR
43N176W.
.48 HOUR FORECAST LOW 46N176E 974 MB. WITHIN 300 NM SW AND S
QUADRANTS WINDS 40 TO 55 KT. SEAS 16 TO 28 FT. ELSEWHERE EXCEPT
WHERE NOTED ABOVE WITHIN 720 NM SW AND S SEMICIRCLES WINDS 25 TO
40 KT. SEAS 10 TO 20 FT.

...GALE WARNING...
.COMPLEX LOW WITH MEAN CENTER NEAR 50N132W 992 MB MOVING NE 20
KT. WITHIN 180 NM E QUADRANT AND 360 NM W AND SW QUADRANTS WINDS
25 TO 35 KT. SEAS 9 TO 16 FT.
.24 HOUR FORECAST LOW INLAND NEAR 57N132W 999 MB. OVER FORECAST
WATERS WITHIN 300 NM SW AND S QUADRANTS WINDS TO 25 KT. SEAS TO
10 FT.
.36 HOUR FORECAST LOW WELL INLAND WITH ASSOCIATED CONDITIONS
DIMINISHED.

...GALE WARNING...
.24 HOUR FORECAST NEW LOW 48N154W 990 MB WITH A FRONT FROM
CENTER TO 46N146W TO 41N146W TO 34N155W. EXCEPT WHERE NOTED
ABOVE WITHIN 600 NM SW AND S QUADRANTS AND ELSEWHERE WITHIN 300
NM NE AND E OF THE FRONT WINDS 25 TO 35 KT. SEAS 8 TO 12 FT.
.48 HOUR FORECAST LOW 50N141W 986 MB. WITHIN 600 NM S
QUADRANT...240 NM W QUADRANT...AND ELSEWHERE WITHIN 240 NM NE
AND E OF A FRONT FROM 52N138W TO 45N130W TO 41N131W WINDS 25 TO
40 KT. SEAS 9 TO 17 FT.

...GALE WARNING...
.48 HOUR FORECAST NEW LOW 51N176E 979 MB. EXCEPT WHERE NOTED
ABOVE OVER ICE FREE FORECAST WATERS WITHIN 600 NM N AND NW
SEMICIRCLES WINDS 25 TO 35 KT. SEAS 9 TO 17 FT.

...HEAVY FREEZING SPRAY WARNING...
.24 HOUR FORECAST MODERATE TO HEAVY FREEZING SPRAY N OF A LINE
FROM 57N170W TO 60N179W.
.48 HOUR FORECAST LITTLE CHANGE.

.SYNOPSIS AND FORECAST.

.BOGOSLOF VOLCANO AT 54N168W IS IN A STATE OF UNREST. MARINERS
TRAVELING IN THE VICINITY OF THE VOLCANO ARE URGED TO EXERCISE
CAUTION. IF MARINERS ENCOUNTER ANY VOLCANIC ASH...REPORT THE
OBSERVATION TO THE OCEAN PREDICTION CENTER BY CALLING
301-683-1520.

.WITHIN 180 NM E OF A FRONT FROM 43N125W TO 38N127W TO 33N132W
SW WINDS 20 TO 30 KT. SEAS 8 TO 13 FT.
.24 HOUR FORECAST CONDITIONS DIMINISHED.

.48 HOUR FORECAST FROM 30N TO 35N BETWEEN 117W AND 122W AREA OF
NW WINDS TO 25 KT. SEAS TO 10 FT.

.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM WITHIN 360 NM E AND
NE OF A LINE FROM 30N171W TO 41N166W TO 45N176E.
.24 HOUR FORECAST DENSE FOG WITHIN 420 NM E AND NE OF A LINE
FROM 30N151W TO 43N152W TO 47N171W.
.48 HOUR FORECAST DENSE FOG FROM 41N TO 48N BETWEEN 156W AND
164W.

.HIGH 31N149W 1025 MB MOVING E 15 KT.
.24 HOUR FORECAST HIGH 31N141W 1027 MB.
.48 HOUR FORECAST HIGH S OF THE FORECAST AREA.

.48 HOUR FORECAST HIGH 33N152W 1027 MB.

.FORECASTER VUKITS. 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 MAR 24.
24 HOUR FORECAST VALID 1200 UTC SAT MAR 25.
48 HOUR FORECAST VALID 1200 UTC SUN MAR 26.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.COLD FRONT FROM 30N138W TO 29N140W. N OF 29N W OF 134W WINDS 20
KT OR LESS. SEAS 8 TO 9 FT IN NW SWELL.
.24 HOUR FORECAST DISSIPATING COLD FRONT FROM 30N128W TO
27N140W. W OF LINE FROM 30N128W TO 22N138W WINDS 20 KT OR LESS.
SEAS 8 TO 11 FT IN NW SWELL.
.48 HOUR FORECAST COLD FRONT DISSIPATED. WITHIN AREA BOUNDED BY
23N136W TO 30N128W TO 30N117W TO 23N128W TO 23N136W WINDS 20 KT
OR LESS. SEAS TO 8 FT IN NW SWELL.

.FROM 05N TO 10N W OF 134W NE WINDS 20 TO 25 KT. SEAS 9 TO 10
FT. ELSEWHERE WITHIN AREA BOUNDED BY 20N140W TO 23N120W TO
30N119W TO 30N116W TO 21N110W TO 04N118W TO 04N140W TO 20N140W
WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN MIXED NE AND NW SWELL.
.24 HOUR FORECAST FROM 09N TO 15N W OF 135W NE WINDS 20 TO 25
KT. SEAS 9 TO 10 FT. ELSEWHERE W OF LINE FROM 22N138W TO 16N119W
TO 04N120W WINDS 20 KT OR LESS. SEAS 8 TO 9 FT IN MIXED NE AND
NW SWELL.
.48 HOUR FORECAST FROM 04N TO 23N W OF 128W WINDS 20 KT OR LESS.
SEAS 8 TO 10 FT IN MIXED NE AND NW SWELL.

.GULF OF CALIFORNIA FROM 24N TO 27N NW WINDS 20 TO 25 KT. SEAS
LESS THAN 8 FT.
.18 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.

.FROM 10N TO 11.5N E OF 88W...INCLUDING GULF OF PAPAGAYO... NE
TO E WINDS 20 TO 25 KT. SEAS TO 8 FT.
.12 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.
.18 HOUR FORECAST FROM 11.5N TO 12N E OF 87W...INCLUDING GULF OF
PAPAGAYO... NE TO E WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT.
.24 HOUR FORECAST FROM 11.5N TO 12N E OF 87W...INCLUDING GULF OF
PAPAGAYO... NE TO E WINDS 20 TO 25 KT. SEAS TO 8 FT.
.30 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.

.18 HOUR FORECAST N OF 28N WITHIN 90 NM W OF BAJA CALIFORNIA
NORTE NW WINDS 20 TO 25 KT. SEAS TO 8 FT.
.24 HOUR FORECAST LITTLE CHANGE.
.48 HOUR FORECAST N OF 24N W OF BAJA CALIFORNIA TO 117W NW WINDS
20 TO 25 KT. SEAS TO 8 FT.

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

CONVECTION VALID AT 1500 UTC FRI MAR 24...
NO SIGNIFICANT CONVECTION.

.FORECASTER AL. NATIONAL HURRICANE CENTER.

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

SYNOPSIS VALID 1200 UTC MAR 24 2017.
24 HOUR FORECAST VALID 1200 UTC MAR 25 2017.
48 HOUR FORECAST VALID 1200 UTC MAR 26 2017.

.WARNINGS.

...GALE WARNING...
.12 HOUR FORECAST FRONT W OF AREA. SW WINDS 25 TO 35 KT N OF 28N
W OF 167E.
.24 HOUR FORECAST FRONT FROM 30N167E TO 28N160E. SW WINDS 20 TO
30 KT WITHIN 420 NM E OF FRONT N OF 29N.
.48 HOUR FORECAST FRONT FROM 30N177E TO 27N170E TO 26N160E.
WINDS DIMINISHED TO 20 KT OR LESS.

.SYNOPSIS AND FORECAST.

.FRONT FROM 30N171W TO 21N176E TO 17N160E MOVING E 15 KT N OF
21N...AND NEARLY STATIONARY ELSEWHERE. S TO SW WINDS 20 TO 30 KT
WITHIN 330 NM E OF FRONT 27N...AND W TO NW WINDS 20 TO 30 KT
WITHIN 750 NM W OF FRONT N OF 28N. ISOLATED TSTMS WITHIN 210 NM
E OF FRONT N OF 28N.
.24 HOUR FORECAST FRONT FROM 30N161W TO 23N177W TO 20N170E.
WINDS DIMINISHED TO 20 KT OR LESS.
.48 HOUR FORECAST FRONT FROM 30N146W TO 29N154W.

.FRONT FROM 29N140W TO 28N148W TO 30N158W MOVING ESE 10 KT E OF
148W...MOVING N SLOWLY W OF 154W...AND NEARLY STATIONARY
ELSEWHERE.
.24 HOUR FORECAST WEAKENING FRONT FROM 27N140W TO 27N145W.
.48 HOUR FORECAST FRONT DISSIPATED.

.NE TO E WINDS 20 TO 25 KT FROM 05N TO 14N E OF 166W.
.24 HOUR FORECAST NE TO E WINDS 20 TO 25 KT FROM 04N TO 19N E OF
158W...AND FROM 02N TO 16N BETWEEN 158W AND 168E.
.48 HOUR FORECAST NE TO E WINDS 20 TO 25 KT FROM 04N TO 20N E OF
158W...FROM 05N TO 18N BETWEEN 158W AND 180E...AND FROM 06N TO
12N BETWEEN 180E AND 169E.

.HIGH 26N162E 1018 MB MOVING ENE 40 KT. RIDGES FROM HIGH TO
30N164E...FROM HIGH TO 22N175E...AND FROM HIGH TO 25N160E...
MOVING ENE 40 KT.
.24 HOUR FORECAST HIGH 30N172W 1024 MB.
.48 HOUR FORECAST HIGH MOVED N OF AREA.

.RIDGE FROM 26N140W TO 25N160W TO 20N179E NEARLY
STATIONARY...AND GRADUALLY ERODING FROM THE W.

.OTHERWISE...WINDS 20 KT OR LESS OVER REMAINDER OF FORECAST
AREA.

.SEAS 18 TO 26 FT N OF A LINE FROM 30N175E TO 24N177E TO
30N170E. SEAS 8 TO 18 FT ELSEWHERE NW OF A LINE FROM 30N170W TO
16N174E TO 14N160E. SEAS 8 TO 11 FT N OF 28N BETWEEN 142W AND
154W. SEAS 8 TO 10 FT FROM 04N TO 14N E OF 167W.
.24 HOUR FORECAST SEAS 12 TO 20 FT N OF A LINE FROM 30N162W TO
16N175W TO 30N174E. SEAS 8 TO 12 FT ELSEWHERE N OF 04N W OF
161W. SEAS 8 TO 11 FT FROM 04N TO 18N E OF 161W. SEAS 8 TO 9 FT
N OF 18N E OF 146W.
.48 HOUR FORECAST SEAS 11 TO 16 FT N OF 22N BETWEEN 155W AND
171W. SEAS 8 TO 13 FT ELSEWHERE N OF 01N BETWEEN 148W AND 170E.
SEAS 8 TO 10 FT FROM 03N TO 22N E OF 148W.

.OTHERWISE...SEAS 8 FT OR LOWER OVER REMAINDER OF FORECAST AREA.

.SCATTERED MODERATE TO LOCALLY STRONG TSTMS S OF 08N W OF 178E.

.ITCZ FROM 06N140W TO 04N160W TO 02N180E. SCATTERED MODERATE
TSTMS WITHIN 180 NM OF ITCZ E OF 169W...AMD WITHIN 120 NM OF
ITCZ W OF 177W.

$$

.FORECASTER HOUSTON. HONOLULU HI.


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