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NWS Forecast

FZPN02 KWBC 172330
HSFEPI

HIGH SEAS FORECAST FOR METAREA XII
NWS OCEAN PREDICTION CENTER WASHINGTON DC
2345 UTC FRI APR 17 2015

CCODE/1:31:12:01:00/AOW+POR/NWS/CCODE
SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS

DUE TO A LUNAR ECLIPSE...GMDSS SAFETYNET SERVICE VIA THE PACIFIC
INMARSAT SATELLITE MAY BE UNAVAILABLE FROM 2200 UTC APRIL 18
TO APPROX 1000 UTC APRIL 19.

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 17.
24 HOUR FORECAST VALID 1800 UTC APR 18.
48 HOUR FORECAST VALID 1800 UTC APR 19.

.WARNINGS.

STORM WARNING

.LOW 48N160W 982 MB MOVING NE 40 KT WILL TURN W AFTER 12 HOURS.
FRONT EXTENDS FROM 55N154W TO 49N157W TO 43N159W TO 36N173W.
WITHIN 360 NM E AND SE QUADRANTS WINDS 40 TO 50 KT. SEAS 16 TO
24 FT. ELSEWHERE WITHIN 480 NM SE AND E OF THE FRONT WINDS 25 TO
40 KT. SEAS 9 TO 18 FT.
.24 HOUR FORECAST LOW 56N163W 978 MB. N OF A LINE FROM 60N150W
TO 57N138W WINDS 40 TO 50 KT. SEAS 12 TO 20 FT. ELSEWHERE OVER
ICE FREE FORECAST WATERS WITHIN 540 NM W AND NW QUADRANTS WINDS
25 TO 40 KT. SEAS 9 TO 18 FT.
.48 HOUR FORECAST LOW MOVED INLAND AND CONDITIONS ABSORBED WITH
LOW 58N161W DESCRIBED BELOW.

GALE WARNING

.COMPLEX LOW WITH MEAN CENTER 49N169W 980 MB MOVING NE 10 KT.
FRONT EXTENDS FROM 50N168W TO 55N157W TO 52N143W. WITHIN 780 NM
W AND SW QUADRANTS AND 360 NM NW AND N OF THE FRONT WINDS 25 TO
40 KT. SEAS 8 TO 17 FT...HIGHEST SW QUADRANT AND N OF THE FRONT
S OF THE ALEUTIANS.
.24 HOUR FORECAST LOW 51N162W 975 MB. EXCEPT WHERE DESCRIBED IN
STORM WARNING ABOVE...WITHIN 960 NM S SEMICIRCLE AND 900 NM NE
QUADRANT WINDS 25 TO 40 KT. SEAS 9 TO 22 FT...HIGHEST NEAR
47N162W.
.48 HOUR FORECAST LOW 58N161W 980 MB. WITHIN 600 NM S SEMICIRCLE
EXCEPT 960 NM SW QUADRANT...AND NE OF A LINE FROM 60N143W TO
53N134W WINDS 25 TO 40 KT. SEAS 10 TO 20 FT.

GALE WARNING

.FROM 37N TO 44N BETWEEN 124W AND 129W AREA OF N WINDS 20 TO 30
KT. SEAS 9 TO 13 FT.
.06 HOUR FORECAST FROM 38N TO 43N BETWEEN 124W AND 127W AREA OF
N WINDS 25 TO 35 KT. SEAS 10 TO 14 FT.
.24 HOUR FORECAST FROM 37N TO 44N BETWEEN 125W AND 129W AREA OF
N WINDS 25 TO 35 KT. SEAS 9 TO 13 FT. ALSO FROM 35N TO 48N
BETWEEN 124W AND 130W AREA OF N WINDS 20 TO 30 KT. SEAS 8 TO 12
FT.
.48 HOUR FORECAST FROM 36N TO 45N BETWEEN 125W AND 131W AREA OF
N WINDS 20 TO 30 KT. SEAS TO 12 FT.

GALE WARNING

.24 HOUR FORECAST NEW LOW W OF AREA NEAR 43N158E 1007 MB. OVER
FORECAST WATERS WITHIN 240 NM NE AND 420 NM SE QUADRANTS WINDS
25 TO 35 KT. SEAS TO 10 FT.
.48 HOUR FORECAST LOW W OF AREA WITH FRONT TO EXTEND FROM
47N160E TO 45N167E TO 39N169E TO 34N165E. WITHIN 180 NM N AND
240 NM E OF THE FRONT WINDS 20 TO 30 KT. SEAS TO 11 FT.

HEAVY FREEZING SPRAY WARNING

.MODERATE TO HEAVY FREEZING SPRAY OVER ICE FREE FORECAST WATERS
N OF 57N BETWEEN 164W AND 177W.
.24 HOUR FORECAST MODERATE TO HEAVY FREEZING SPRAY N OF 57N
BETWEEN 167W AND 177W.
.48 HOUR FORECAST MODERATE TO HEAVY FREEZING SPRAY N OF 57N
BETWEEN 163W AND 170W.

.SYNOPSIS AND FORECAST.

.48 HOUR FORECAST WITHIN 180 NM SE OF A LINE FROM 49N139W TO
40N146W AREA OF S TO SW WINDS TO 25 KT. SEAS 8 TO 11 FT.

.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM OVER FORECAST
WATERS WITHIN 180 NM SE AND E OF A FRONT EXTENDING FROM 52N154W
TO 49N157W TO 41N162W.
.24 HOUR FORECAST DENSE FOG WITHIN THE REGION BOUNDED BY A LINE
FROM 40N156W TO 57N145W TO 46N138W TO 37N153W TO 40N156W.
.48 HOUR FORECAST DENSE FOG WITHIN 180 NM E AND SE OF A LINE
FROM 55N137W TO 39N147W.

.HIGH 45N136W 1033 MB MOVING E 10 KT WILL BECOME STATIONARY.
.24 HOUR FORECAST HIGH 45N132W 1034 MB.
.48 HOUR FORECAST LITTLE CHANGE.

.HIGH 38N137W 1032 MB NEARLY STATIONARY.
.24 HOUR FORECAST LITTLE CHANGE.
.48 HOUR FORECAST HIGH 35N141W 1030 MB.

.HIGH 47N161E 1026 MB MOVING SE 25 KT.
.24 HOUR FORECAST HIGH 40N172E 1026 MB.
.48 HOUR FORECAST HIGH 35N169W 1031 MB.

.HIGH 33N160E 1021 MB MOVING N 20 KT.
.24 HOUR FORECAST HIGH 32N171E 1024 MB.
.48 HOUR FORECAST HIGH DISSIPATED.

.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 17.
24 HOUR FORECAST VALID 1800 UTC SAT APR 18.
48 HOUR FORECAST VALID 1800 UTC SUN APR 19.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.W OF LINE FROM 30N118W TO 13N130W TO 09N140W WINDS 20 KT OR
LESS. SEAS 8 TO 10 FT IN MIXED NE AND NW SWELL.
.24 HOUR FORECAST N OF 09N W OF 116W WINDS 20 KT OR LESS. SEAS
TO 9 FT IN NW SWELL.
.48 HOUR FORECAST FROM 09N TO 16N W OF 118W WINDS 20 KT OR LESS.
SEAS TO 9 FT IN NW SWELL.

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

CONVECTION VALID 2100 UTC FRI APR 17...
.TROUGH FROM 08N90W TO 03N104W. SCATTERED MODERATE WITHIN 60 NM
OF TROUGH BETWEEN 95W AND 98W.

.SCATTERED MODERATE ISOLATED STRONG FROM 10N TO 13N W OF 132W.

INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH
            
ITCZ FROM 02N106W TO 02N128W TO 06N138W. NO SIGNIFICANT
CONVECTION.

.FORECASTER MUNDELL. NATIONAL HURRICANE CENTER.

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

SYNOPSIS VALID 1800 UTC APR 17 2015.
24 HOUR FORECAST VALID 1800 UTC APR 18 2015.
48 HOUR FORECAST VALID 1800 UTC APR 19 2015.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.WEAK FRONT 30N169E TO 30N160E MOVING E 25 KT.
.24 HOUR FORECAST FRONT 30N176W TO 28N168E.
.48 HOUR FORECAST DISSIPATING FRONT 30N173W TO 29N176E.

.TROUGH 12N142W TO 07N144W TO 02N144W. ISOLATED MODERATE TO
STRONG TSTMS WITHIN 150 NM OF TROUGH N OF 03N.
.24 HOUR FORECAST TROUGH DISSIPATED.

.TROUGH 06N168E TO 01N160E NEARLY STATIONARY.
.24 HOUR FORECAST LITTLE CHANGE.
.48 HOUR FORECAST LITTLE CHANGE.

.RIDGE 30N156W TO 27N179W NEARLY STATIONARY.

E WINDS 20 TO 25 KT FROM 10N TO 22N E OF 150W
AND FROM 10N TO
17N W OF 150W.
.24 HOUR FORECAST E WINDS 20 TO 25 KT FROM 11N TO 20N BETWEEN
140W AND 165E.
.48 HOUR FORECAST E WINDS 20 TO 25 KT FROM 08N TO 22N E OF
170W... AND FROM 13N TO 20N W OF 170W.

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

.SEAS 8 TO 10 FT FROM 15N TO 21N E OF 151W.
.24 HOUR FORECAST SEAS 8 TO 10 FT FROM 15N TO 20N E OF 160W.
.48 HOUR FORECAST SEAS 8 TO 11 FT FROM 10N TO 18N BETWEEN 145W
AND 170W.

.SEAS 8 FT OR LESS OVER REMAINDER OF FORECAST AREA.

.SCATTERED STRONG WITHIN 120 NM OF A LINE FROM 09N168E TO
09N177E.

.ITCZ 09N145W TO 06N156W TO 05N163W TO 02N170W. SCATTERED STRONG
TSTMS WITHIN 180 NM N OF ITCZ BETWEEN 155W AND 165W.


.HONOLULU HI.