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NWS Forecast

FZPN02 KWBC 201730
HSFEPI

HIGH SEAS FORECAST FOR METAREA XII
NWS OCEAN PREDICTION CENTER WASHINGTON DC
1745 UTC SUN APR 20 2014

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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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.

SECURITE

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

SYNOPSIS VALID 1200 UTC APR 20.
24 HOUR FORECAST VALID 1200 UTC APR 21.
48 HOUR FORECAST VALID 1200 UTC APR 22.

.WARNINGS.

STORM WARNING

.LOW 51N137W 992 MB MOVING N 15 KT. WITHIN 240 NM S QUADRANT
WINDS 35 TO 50 KT. SEAS 14 TO 24 FT. ELSEWHERE FROM 40N TO 54N
BETWEEN 129W AND 142W WINDS 25 TO 35 KT. SEAS 12 TO 24 FT.
.24 HOUR FORECAST LOW 56N138W 1003 MB. FROM 55N TO 58N BETWEEN
134W AND 140W WINDS 25 TO 35 KT. SEAS 8 TO 15 FT.
.48 HOUR FORECAST LOW DISSIPATED AND CONDITIONS DIMINISHED.

STORM WARNING

.LOW 45N169E 975 MB MOVING NE 25 KT. WITHIN 300 NM SW SEMICIRCLE
WINDS 40 TO 55 KT. SEAS 16 TO 28 FT. ALSO WITHIN 120 NM NE OF A
LINE FROM 50N170E TO 46N180W WINDS 35 TO 45 KT. SEAS 10 TO 17
FT. ELSEWHERE WITHIN 840 NM SE...660 NM SW...420 NM NW...AND 600
NM NE QUADRANTS WINDS 25 TO 40 KT. SEAS 9 TO 18 FT.
.24 HOUR FORECAST LOW 52N180W 974 MB WITH FRONT FROM LOW TO
52N170W TO 47N165W TO 40N169W TO 35N175W. BETWEEN 300 NM AND 600
NM S AND SW QUADRANTS...AND N OF 54N WITHIN 120 NM N OF THE
FRONT WINDS 35 TO 45 KT. SEAS 15 TO 30 FT. ELSEWHERE WITHIN 780
NM S AND 480 NM N SEMICIRCLES...AND WITHIN 360 NM E OF FRONT
WINDS 25 TO 35 KT. SEAS 10 TO 20 FT.
.48 HOUR FORECAST LOW 53N179W 980 MB. WITHIN 540 NM SW
SEMICIRCLE WINDS 30 TO 45 KT. SEAS 16 TO 28 FT. ELSEWHERE WITHIN
720 NM OF LOW CENTER...AND FROM 35N TO 50N BETWEEN 140W AND 167W
WINDS 20 TO 30 KT. SEAS 9 TO 18 FT.

...GALE WARNING..
.LOW 55N145W 979 MB MOVING S 15 KT. FROM 41N TO 55N BETWEEN 142W
AND 166W...AND FROM 55N TO 59N BETWEEN 134W AND 157W WINDS 25 TO
40 KT. SEAS 10 TO 20 FT.
.24 HOUR FORECAST LOW 50N144W 998 MB. FROM 39N TO 52N BETWEEN
139W AND 154W WINDS 25 TO 40 KT. SEAS 12 TO 24 FT.
.48 HOUR FORECAST LOW 49N134W 1000 MB. FROM 42N TO 50N BETWEEN
131W AND 138W WINDS 25 TO 35 KT. SEAS 12 TO 20 FT.

.SYNOPSIS AND FORECAST.

.FROM 32N TO 40N BETWEEN 126W AND 120W AREA OF N TO NW WINDS TO
25 KT. SEAS 8 TO 15 FT.
.24 HOUR FORECAST FROM 30N TO 51N E OF 139W WINDS LESS THAN 25
KT. SEAS 8 TO 15 FT.
.48 HOUR FORECAST FROM 30N TO 47N BETWEEN 131W AND 118W AREA OF
N TO NW WINDS 20 TO 30 KT. SEAS 8 TO 12 FT.

.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM FROM 30N TO 47N
BETWEEN 175W AND 172E.
.24 HOUR FORECAST DENSE FOG WITHIN 300 NM E OF A LINE FROM
49N169W TO 44N167W TO 35N174W.
.48 HOUR FORECAST DENSE FOG WITHIN 120 NM SE OF A LINE FROM
43N153W TO 35N167W.

.HIGH 35N131W 1026 MB MOVING S 10 KT.
.24 HOUR FORECAST HIGH DISSIPATED.

.HIGH 34N161W 1032 MB MOVING E 15 KT.
.24 HOUR FORECAST HIGH 35N153W 1031 MB.
.48 HOUR FORECAST HIGH 34N147W 1030 MB.

.24 HOUR FORECAST HIGH JUST W OF AREA 35N159E 1027 MB.
.48 HOUR FORECAST HIGH 35N173E 1028 MB.

.FORECASTER KELLS. OCEAN PREDICTION CENTER.

NATIONAL HURRICANE CENTER MIAMI FL

E PACIFIC FROM THE EQUATOR TO 30N E OF 140W AND 3.4S TO THE
EQUATOR E OF 120W

SYNOPSIS VALID 1200 UTC SUN APR 20.
24 HOUR FORECAST VALID 1200 UTC MON APR 21.
48 HOUR FORECAST VALID 1200 UTC TUE APR 22.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.WITHIN 45 NM EITHER SIDE OF LINE FROM 16N95W TO 15N95W TO
13N96.5W...INCLUDING THE GULF OF TEHUANTEPEC...N TO NE WINDS 20
TO 30 KT. SEAS TO 10 FT. ELSEWHERE WITHIN 60 NM EITHER SIDE OF
LINE FROM 16N95W TO 15N95W TO 13N96.5W WINDS 20 KT OR LESS. SEAS
TO 8 FT IN MIXED NE AND SW SWELL.
.18 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.

.FROM 09N TO 16N W OF 132W NE WINDS 20 TO 25 KT. SEAS 8 TO FT IN
MIXED NW AND NE SWELL. ELSEWHERE FROM 06N TO 22N W OF 126W AND
FROM 09N TO 12N BETWEEN 117W AND 126W WINDS 20 KT OR LESS. SEAS
TO 8 FT IN MERGING NW AND SW SWELL. NW OF LINE FROM 30N133W TO
26.5N140W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN NW SWELL.
.24 HOUR FORECAST FROM 08N TO 15N W OF 136W NE WINDS 20 TO 25
KT. SEAS 8 FT. ELSEWHERE FROM 09N TO 18N W OF 133W AND FROM 10N
TO 13N BETWEEN 120W AND 133W WINDS 20 KT OR LESS. SEAS TO 8 FT
IN MERGING NW AND S SWELL. NW OF LINE FROM 30N117W TO 18N140W
WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN NW SWELL.
.48 HOUR FORECAST FROM 08.5N TO 17N W OF 135W NE WINDS 20 TO 25
KT. SEAS 8 TO 9 FT. NW OF LINE FROM 30N117W TO 23N114W TO
17N140W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT PRIMARILY IN NW
SWELL. ELSEWHERE N OF LINE FROM 07N140W TO 12N124W TO 23N114W
WINDS 20 KT OR LESS. SEAS TO 8 FT IN MERGING NW AND SW SWELL.

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

CONVECTION VALID 1500 UTC SUN APR 20... 

SCATTERED MODERATE FROM 10N TO 14N BETWEEN 99W AND 109W.

INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH
               
MONSOONAL CIRCULATION STILL NOT YET EVIDENT ACROSS THE AREA.
ITCZ EXTENDS FROM 03N77W TO 05N89W TO 06N106W TO 03N117W TO
03N130W TO BEYOND 04.5N140W. SCATTERED MODERATE TO STRONG
CONVECTION NOTED WITHIN 60 NM N AND 210 NM S OF AXIS E OF 108W.
SCATTERED TO LOCALLY NUMEROUS MODERATE TO STRONG CONVECTION
NOTED WITHIN 210 NM N OF AXIS W OF 123W.

.FORECASTER STRIPLING. NATIONAL HURRICANE CENTER.

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

SYNOPSIS VALID 1200 UTC APR 20 2014.
24 HOUR FORECAST VALID 1200 UTC APR 21 2014.
48 HOUR FORECAST VALID 1200 UTC APR 22 2014.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.LOW 04N164E 1009 MB MOVING W SLOWLY. TROUGH FROM 03N160E
THROUGH LOW TO 02N171E NEARLY STATIONARY. NUMEROUS MODERATE TO
STRONG TSTMS S OF 10N W OF 176E.
.24 HOUR FORECAST LOW 04N161E 1010 MB. TROUGH FROM 03N160E
THROUGH LOW TO 03N169E.
.48 HOUR FORECAST LOW MOVED FAR W OF AREA. TROUGH FROM 03N160E
TO 01N166E.

.COLD FRONT FROM 30N166E TO 28N160E MOVING E 20 KT.
ALSO...TROUGH FROM 30N170E TO 24N160E MOVING E SLOWLY. S TO SW
WINDS 20 TO 30 KT WITHIN 270 NM E OF TROUGH N OF 27N. SCATTERED
MODERATE TSTMS N OF 27N BETWEEN 178E AND 167E.
.24 HOUR FORECAST TROUGH ABSORBED BY FRONT FROM 30N178E TO
26N171E TO 23N160E. S TO SW WINDS 20 TO 25 KT WITHIN 120 NM E OF
FRONT N OF 29N.
.48 HOUR FORECAST FRONT FROM 30N174W TO 26N176E TO 24N160E.
WINDS DIMINISHED TO 20 KT OR LESS.

.WEAKENING FRONT FROM 30N150W TO 27N160W TO 28N169W NEARLY
STATIONARY.
.24 HOUR FORECAST WEAK FRONT FROM 30N140W TO 26N150W.
.48 HOUR FORECAST FRONT DISSIPATED.

.TROUGH FROM 06N142W TO 02N147W MOVING W SLOWLY. NUMEROUS
MODERATE TO STRONG TSTMS FROM 01N TO 07N E OF 144W. ISOLATED
MODERATE TSTMS ELSEWHERE S OF 08N E OF 149W.
.24 HOUR FORECAST TROUGH FROM 07N144W TO 02N148W.
.48 HOUR FORECAST TROUGH FROM 08N145W TO 02N153W.

.NE TO E WINDS 20 TO 25 KT FROM 10N TO 24N BETWEEN 150W AND
179W.
.24 HOUR FORECAST NE TO E WINDS 20 TO 25 KT FROM 08N TO 26N E OF
167W.
.48 HOUR FORECAST NE TO E WINDS 20 TO 25 KT FROM 10N TO 26N E OF
164W.

RIDGE FROM 30N171W TO 25N178E TO 21N161E MOVING E SLOWLY
AND
SLOWLY ERODING FROM THE W.

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

.SEAS 8 TO 10 FT FROM 06N TO 21N E OF 172E. SEAS 8 TO 9 FT N OF
27N E OF 147W.
.24 HOUR FORECAST SEAS 8 TO 9 FT FROM 07N TO 25N E OF
163W...FROM 06N TO 22N BETWEEN 163W AND 177W...FROM 07N TO 13N
BETWEEN 177W AND 171E...AND N OF 29N W OF 170E.
.48 HOUR FORECAST SEAS 8 TO 10 FT FROM 07N TO 25N E OF
164W...AND N OF A LINE FROM 30N173W TO 25N175E TO 24N164E. SEAS
8 TO 9 FT FROM 09N TO 18N BETWEEN 164W AND 179W...AND FROM 10N
TO 14N W OF 165E.

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

.ITCZ FROM 05N140W TO 06N169W TO 06N176E. SCATTERED MODERATE TO
STRONG TSTMS S OF 10N BETWEEN 167W AND 176E. ISOLATED MODERATE
TSTMS ELSEWHERE WITHIN 180 NM OF ITCZ E OF 167W.


.FORECASTER HOUSTON. HONOLULU HI.