FZPN02 KWBC 201100
HSFEPI
HIGH SEAS FORECAST FOR METAREA XII
NWS OCEAN PREDICTION CENTER WASHINGTON DC
1145 UTC SAT SEP 20 2008
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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 
50N160E 
SYNOPSIS VALID 0600 UTC SEP 20. 
24 HOUR FORECAST VALID 0600 UTC SEP 21. 
48 HOUR FORECAST VALID 0600 UTC SEP 22. 
.WARNINGS. 
...GALE WARNING... 
.LOW 37N167W 1007 MB MOVING NE 05 KT. FROM 32N TO 42N BETWEEN 
178E AND 160W WINDS 25 TO 40 KT. SEAS 8 TO 13 FT. 
.24 HOUR FORECAST LOW 39N163W 1005 MB. FROM 34N TO 45N BETWEEN 
173W AND 150W WINDS 25 TO 40 KT. SEAS 10 TO 15 FT. 
.48 HOUR FORECAST LOW 40N151W 1003 MB. FROM 35N TO 47N BETWEEN 
142W AND 168W WINDS 25 TO 40 KT. SEAS 10 TO 16 FT. 
...GALE WARNING... 
.LOW W OF AREA 51N158E 997 MB MOVING E 10 KT. N OF 41N W OF 174E 
WINDS 25 TO 35 KT. SEAS TO 11 FT. 
.24 HOUR FORECAST LOW 50N166E 1003 MB. FROM 40N TO 57N BETWEEN 
167E AND 179E WINDS 25 TO 40 KT. SEAS 9 TO 13 FT. 
.48 HOUR FORECAST LOW DISSIPATED. N OF 41N BETWEEN 174W AND 171E 
WINDS 20 TO 30 KT. SEAS 8 TO 13 FT. 
.SYNOPSIS AND FORECAST. 
.LOW 35N171E 1006 MB MOVING E 10 KT. WITHIN 360 NM E SEMICIRCLE 
WINDS 20 TO 30 KT. SEAS 8 TO 12 FT. 
.24 HOUR FORECAST LOW 34N173W 1011 MB. WITHIN 420 NM W AND NW 
SEMICIRCLES WINDS TO 25 KT. SEAS TO 12 KT. 
.48 HOUR FORECAST LOW DIMINISHED AND CONDITIONS DESCRIBED WITH 
LOW 40N151W IN WARNINGS SECTION.
.LOW 60N148W 996 MB MOVING NE 10 KT. WITHIN 480 NM S AND SW 
QUADRANTS WINDS TO 25 KT. SEAS TO 11 FT. 
.24 HOUR FORECAST LOW N OF AREA. FROM 53N TO 56N BETWEEN 176W 
AND 148W WINDS 20 TO 30 KT. SEAS TO 10 FT. 
.48 HOUR FORECAST CONDITIONS DIMINISHED. 
.48 HOUR FORECAST FROM 32N TO 41N BETWEEN 120W AND 126W NW WINDS 
20 TO 30 KT. SEAS LESS THAN 8 FT. 
.24 HOUR FORECAST FROM 53N TO 59N BETWEEN 176W AND 162W AREA OF 
DENSE FOG OCCASIONALLY REDUCING VSBY BELOW 1 NM. 
.48 HOUR FORECAST CONDITIONS IMPROVED. 
.HIGH 46N174W 1025 MB MOVING NE 05 KT. 
.24 HOUR FORECAST HIGH 47N170W 1026 MB. 
.48 HOUR FORECAST HIGH 50N168W 1027 MB. 
.HIGH 44N156W 1025 MB MOVING E 10 KT. 
.24 HOUR FORECAST HIGH 45N144W 1028 MB. 
.48 HOUR FORECAST HIGH 44N135W 1027 MB. 
.HIGH 47N127W 1018 MB MOVING E 10 KT. 
.24 HOUR FORECAST HIGH DISSIPATED. 
.HIGH 34N145W 1022 MB MOVING NEARLY STATIONARY. 
.24 HOUR FORECAST HIGH DISSIPATED. 
.FORECASTER MUSONDA. OCEAN PREDICTION CENTER.
TROPICAL PREDICTION CENTER MIAMI FL
E PACIFIC FROM THE EQUATOR TO 30N E OF 140W
SYNOPSIS VALID 0600 UTC SAT SEP 20.
24 HOUR FORECAST VALID 0600 UTC SUN SEP 21.
48 HOUR FORECAST VALID 0600 UTC MON SEP 22.
.WARNINGS.
.NONE.
.SYNOPSIS AND FORECAST.
.FROM 04N TO 10N BETWEEN 92W AND 110W SW WINDS TO 20 KT. SEAS TO 
8 FT.
.24 HOUR FORECAST LOW PRES...POSSIBLE TROPICAL CYCLONE...NEAR 
13N102W 1009 MB. WITHIN 90 NM N SEMICIRCLE E WINDS 20 KT. SEAS 
TO 9 FT. ELSEWHERE FROM 05N TO 11N BETWEEN 95W AND 107W SW WINDS 
TO 20 KT. SEAS TO 9 FT IN S TO SW SWELL.
.48 HOUR FORECAST LOW PRES...POSSIBLE TROPICAL CYCLONE...NEAR 
14N105W 1008 MB. WITHIN 120 NM OF CENTER WINDS 20 TO 25 KT. SEAS 
TO 9 FT. ELSEWHERE FROM 06N TO 12N BETWEEN 96W AND 108W SW WINDS 
TO 20 KT. SEAS TO 9 FT IN SW SWELL.
.N OF 14N BETWEEN 94W AND 96W...INCLUDING GULF OF TEHUANTEPEC... 
N TO NE WINDS 20 KT. SEAS TO 8 FT.
.06 HOUR FORECAST WINDS LESS THAN 20 KT. SEAS LESS THAN 8 FT.
.N OF 26N E OF 119W NW TO N WINDS TO 20 KT. SEAS TO 8 FT.
.24 HOUR FORECAST LITTLE CHANGE.
.48 HOUR FORECAST WINDS LESS THAN 20 KT. SEAS LESS THAN 8 FT.
.FROM 11N TO 17N W OF 132W NE WINDS TO 20 KT. SEAS TO 8 FT.
.24 HOUR FORECAST FROM 12N TO 18N W OF 136W NE WINDS TO 20 KT. 
SEAS TO 8 FT.
.48 HOUR FORECAST LITTLE CHANGE.
.REMAINDER OF AREA WINDS LESS THAN 20 KT. SEAS LESS THAN 8 FT.
.CONVECTION VALID 0845 UTC SAT SEP 20.
.SCATTERED MODERATE TO STRONG N OF 12N BETWEEN 94W AND 105W.
.TROPICAL WAVE ALONG 121W. SCATTERED MODERATE WITHIN 150 NM OF 
AXIS FROM 09N TO 14N. 
.INTERTROPICAL CONVERGENCE ZONE...12N87W TO 12N97W TO 09N107W TO 
12N117W TO 09N130W TO 08N140W. SCATTERED MODERATE FROM 03N TO 
07N BETWEEN 78W AND 89W. SCATTERED MODERATE WITHIN 150 NM OF 
AXIS BETWEEN 100W AND 110W. SCATTERED MODERATE FROM 09N TO 12N 
BETWEEN 135W AND 138W. 
.FORECASTER CANGIALOSI. TROPICAL PREDICTION CENTER.
NATIONAL WEATHER SERVICE HONOLULU HI
NORTH PACIFIC EQUATOR TO 30N BETWEEN 140W AND 160E
SYNOPSIS VALID 0600 UTC SEP 20 2008.
24 HOUR FORECAST VALID 0600 UTC SEP 21 2008.
48 HOUR FORECAST VALID 0600 UTC SEP 22 2008.
THIS SEGMENT OF THE HIGH SEAS FORECAST USES 1-MINUTE AVERAGE 
WINDS WHICH MAY BE HIGHER THAN 10-MINUTE AVERAGE WINDS. 
.WARNINGS. 
.NONE. 
.SYNOPSIS AND FORECAST. 
.TROUGH FROM 22N142W TO 17N143W MOVING W 10 KT. 
.24 HOUR FORECAST TROUGH FROM 23N150W TO 18N150W. 
.48 HOUR FORECAST TROUGH FROM 23N156W TO 19N157W. 
.COLD FRONT NW OF FORECAST AREA. 
.24 HOUR FORECAST COLD FRONT FROM 30N166E TO 28N161E. 
.48 HOUR FORECAST COLD FRONT FROM 30N173E TO 28N168E. 
.WEAK TROUGH FROM 28N176E TO 25N174E MOVING NE SLOWLY. 
.24 HOUR FORECAST TROUGH DISSIPATED. 
.HIGH 26N160E 1016 MB MOVING SE SLOWLY. RIDGE FROM HIGH TO 
26N171E MOVING S SLOWLY. 
.24 HOUR FORECAST HIGH 25N161E 1014 MB. 
.48 HOUR FORECAST HIGH 23N161E 1015 MB. 
.HIGH 26N179E 1017 MB MOVING E SLOWLY. RIDGE FROM HIGH TO 
27N173W TO 30N165W MOVING E SLOWLY. 
.24 HOUR FORECAST HIGH DISSIPATED. 
.RIDGE FROM 30N143W TO 27N140W MOVING SW SLOWLY. 
.WINDS 20 KT OR LESS OVER ENTIRE AREA. 
.SEAS 8 FT OR LESS OVER ENTIRE AREA. 
.SCATTERED MODERATE TSTMS IN AREA FROM 03N TO 09N W OF 163E. 
.ITCZ FROM 09N143W TO 09N153W TO 07N170W TO 05N163E. ISOLATED 
MODERATE TSTMS WITHIN 180 NM N OF ITCZ W OF 178W...AND WITHIN 
240 NM OF THE ITCZ E OF 166W. 
$$ 
.FORECASTER HOUSTON. HONOLULU HI.