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HIGH SEAS FORECAST

 
 FZPN01 KWBC 250400
 HSFEP1
 
 HIGH SEAS FORECAST 
 NWS OCEAN PREDICTION CENTER WASHINGTON DC 
 0545 UTC WED NOV 25 2009 
 
 SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS 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 0000 UTC NOV 25. 
 24 HOUR FORECAST VALID 0000 UTC NOV 26. 
 48 HOUR FORECAST VALID 0000 UTC NOV 27. 
 
 .WARNINGS. 
 
 ...STORM WARNING...
 .LOW 49N147W 970 MB MOVING NE 20 KT. WITHIN 420 NM S SEMICIRCLE 
 WINDS 35 TO 50 KT. SEAS 22 TO 39 FT. ELSEWHERE WITHIN 660 NM OF 
 LOW EXCEPT 840 NM SE QUADRANT WINDS 25 TO 40 KT. SEAS 12 TO 22 
 FT.
 .24 HOUR FORECAST LOW 56N139W 981 MB. WITHIN 480 NM S SEMICIRCLE 
 WINDS 30 TO 45 KT. SEAS 18 TO 31 FT. ELSEWHERE WITHIN 180 NM 
 NE...480 NM SE...540 NM SW...AND 360 NM NW QUADRANTS WINDS 20 TO 
 30 KT. SEAS 14 TO 24 FT.
 .48 HOUR FORECAST LOW MOVED INLAND WITH ASSOCIATED CONDITIONS 
 DIMINISHED.
 
 ...STORM WARNING...
 .LOW 54N173E 978 MB MOVING E 20 KT. WITHIN 480 NM S SEMICIRCLE 
 AND 180 NM NW QUADRANT WINDS 35 TO 50 KT. SEAS 14 TO 26 FT. 
 ELSEWHERE FROM 43N TO 57N W OF 173W WINDS 25 TO 40 KT. SEAS 10 
 TO 20 FT.
 .24 HOUR FORECAST LOW 54N173W 970 MB. WITHIN 420 NM SW AND 180 
 NM NW QUADRANTS WINDS 40 TO 55 KT. SEAS 18 TO 33 FT...HIGHEST 
 SEAS NEAR 49N175W. ELSEWHERE WITHIN 660 NM SE AND 360 NM NW 
 SEMICIRCLES WINDS 25 TO 40 KT. SEAS 10 TO 20 FT.
 .48 HOUR FORECAST LOW AND CONDITIONS ABSORBED BY LOW 58N155W 
 DESCRIBED BELOW.
 
 ...STORM WARNING...
 .LOW 38N171E 1012 MB MOVING NE 35 KT. WITHIN 240 NM E AND SE AND 
 180 NM NW QUADRANTS WINDS 25 TO 35 KT. SEAS 8 TO 12 FT.
 .24 HOUR FORECAST LOW 44N170W 1003 MB. FRONT TO EXTEND FROM LOW 
 TO 35N180W. WITHIN 420 NM NE QUADRANT AND 240 NM E OF FRONT N OF 
 38N WINDS 40 TO 55 KT. SEAS 14 TO 20 FT. ELSEWHERE WITHIN 540 NM 
 NE AND W QUADRANTS AND 420 NM E OF FRONT WINDS 25 TO 40 KT. SEAS 
 12 TO 24 FT...HIGHEST SEAS W OF LOW CENTER.
 .48 HOUR FORECAST LOW 58N155W 970 MB. FRONT TO EXTEND FROM 
 56N148W TO 46N148W TO 40N163W. WITHIN 300 NM E AND BETWEEN 240 
 NM AND 540 NM SW QUADRANTS WINDS 35 TO 50 KT. SEAS 20 TO 33 FT. 
 ELSEWHERE WITHIN 360 NM E AND 720 NM S AND SW QUADRANTS...WITHIN 
 240 NM E OF FRONT...AND N OF 59N W OF 167W WINDS 25 TO 40 KT. 
 SEAS 12 TO 26 FT...HIGHEST SEAS S AND SW QUADRANTS.
 
 ...STORM WARNING...
 .24 HOUR FORECAST LOW W OF AREA 38N159E 1002 MB. FROM 33N TO 41N 
 W OF 165E WINDS 25 TO 40 KT. SEAS 8 TO 12 FT.
 .48 HOUR FORECAST LOW 44N178W 982 MB. FROM 36N TO 45N BETWEEN 
 172W AND 176E WINDS 35 TO 50 KT. SEAS 13 TO 20 FT. ELSEWHERE 
 WITHIN 300 NM NE...600 NM SE...780 NM SW...AND 900 NM W 
 QUADRANTS WINDS 25 TO 40 KT. SEAS 10 TO 18 FT. 
 
 ...GALE WARNING... 
 .LOW 39N155W 1004 MB MOVING E 25 KT. WITHIN 360 NM SW SEMICIRCLE 
 WINDS 30 TO 45 KT. SEAS 22 TO 32 FT.
 .24 HOUR FORECAST LOW 41N141W 1012 MB. WITHIN 600 NM SW AND 420 
 NM NW QUADRANTS WINDS 25 TO 40 KT. SEAS 16 TO 24 FT.
 .48 HOUR FORECAST LOW 43N131W 1000 MB. WITHIN 420 NM SW AND 300 
 NM NW QUADRANTS WINDS 30 TO 45 KT. SEAS 16 TO 26 FT. ELSEWHERE 
 FROM 33N TO 48N BETWEEN 125W AND 139W WINDS 25 TO 35 KT. SEAS 14 
 TO 20 FT.
 
 ...HEAVY FREEZING SPRAY WARNING... 
 .MODERATE TO HEAVY FREEZING SPRAY WITHIN BERING SEA N OF 62N. 
 .24 HOUR FORECAST MODERATE TO HEAVY FREEZING SPRAY WITHIN BERING 
 SEA N OF 64N. 
 .48 HOUR FORECAST LITTLE CHANGE. 
 
 .SYNOPSIS AND FORECAST. 
 
 .LOW 63N173W 988 MB MOVING W 10 KT. WITHIN 180 NM OF LOW WINDS 
 20 TO 30 KT. SEAS TO 9 FT. 
 .24 HOUR FORECAST LOW DISSIPATED WITH CONDITIONS NW OF AREA. 
 
 .LOW 57N171W 991 MB MOVING E 25 KT. FROM 51N TO 59N BETWEEN 164W 
 AND 172W WINDS 20 TO 30 KT. SEAS 8 TO 15 FT. 
 .24 HOUR FORECAST LOW DISSIPATED WITH ASSOCIATED CONDITIONS 
 DIMINISHED.
 
 .24 HOUR FORECAST WITHIN 300 NM SW OF A LINE FROM 50N173E TO 
 53N165E WINDS 20 TO 30 KT. SEAS 12 TO 20 FT.
 .48 HOUR FORECAST FROM 50N TO 54N BETWEEN 172E AND 164E WINDS 20 
 TO 30 KT. SEAS 10 TO 14 FT.
 
 .DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM FROM 42N TO 52N 
 BETWEEN 127W AND 136W. 
 .24 HOUR FORECAST CONDITIONS IMPROVING. 
 
 .HIGH 35N131W 1025 MB NEARLY STATIONARY. 
 .24 HOUR FORECAST LITTLE CHANGE. 
 .48 HOUR FORECAST HIGH DISSIPATED. 
 
 .HIGH 35N174W 1029 MB MOVING E 35 KT. 
 .24 HOUR FORECAST HIGH 35N158W 1032 MB. 
 .48 HOUR FORECAST HIGH 36N146W 1034 MB. 
 
 .24 HOUR FORECAST HIGH 37N175E 1022 MB. 
 .48 HOUR FORECAST HIGH DISSIPATED.  
 
 .FORECASTER BANKS. OCEAN PREDICTION CENTER.
 
 TROPICAL PREDICTION CENTER MIAMI FL
 E PACIFIC FROM THE EQUATOR TO 30N E OF 140W
 
 SYNOPSIS VALID 0000 UTC WED NOV 25.
 24 HOUR FORECAST VALID 0000 UTC THU NOV 26.
 48 HOUR FORECAST VALID 0000 UTC FRI NOV 27.
 
 .WARNINGS.
 
 ...GALE WARNING...
 .30 HOUR FORECAST WITHIN 30 NM EITHER SIDE OF LINE FROM 16N95W 
 TO 14N95W INCLUDING GULF OF TEHAUNTEPEC...N TO NE WINDS 25 TO 35 
 KT. SEAS 8 TO 12 FT.
 .48 HOUR FORECAST WITHIN 30 NM EITHER SIDE OF LINE FROM 16N95W 
 TO 15N95W TO 14N96W INCLUDING GULF OF TEHUANTEPEC...N TO NE 
 WINDS 25 TO 35 KT. SEAS 8 TO 12 FT.
 
 .SYNOPSIS AND FORECAST.
 
 .FROM 10N TO 12N E OF 89W INCLUDING GULF OF PAPAGAYO...NE TO E 
 WINDS TO 20 KT. SEAS LESS THAN 8 FT.
 .24 HOUR FORECAST LITTLE CHANGE.
 .48 HOUR FORECAST LITTLE CHANGE.
 
 .GULF OF CALIFORNIA N OF 28N NW TO N WINDS 20 TO 30 KT. SEAS TO 
 8 FT.
 .24 HOUR FORECAST GULF OF CALIFORNIA LITTLE CHANGE.
 .42 HOUR FORECAST WINDS LESS THAN 20 KT. SEAS LESS THAN 8 FT.  
 
 .FROM 14N TO 21N W OF 128W NE TO E WINDS 20 TO 25 KT. SEAS 8 TO 
 12 FT IN PRIMARILY NE SWELL. ELSEWHERE W OF 116W WINDS LESS THAN
 20 KT. SEAS 8 TO 10 FT IN PRIMARILY NW SWELL.
 .24 HOUR FORECAST FROM 12N TO 20N W OF 128W NE WINDS 20 KT. SEAS 
 8 TO 11 FT IN PRIMARILY NW SWELL. ELSEWHERE W OF 116W WINDS LESS
 THAN 20 KT. SEAS TO 9 FT IN PRIMARILY NW SWELL. 
 .48 HOUR FORECAST COLD FRONT FROM 30N133W TO 25N135W TO 21N140W. 
 W OF FRONT N TO NE WINDS 20 TO 25 KT. SEAS 8 TO 16 FT IN NW 
 SWELL. FROM 11N TO 21N W OF 135W NE WINDS 20 KT. SEAS 8 TO 14 FT 
 IN NW SWELL. ELSEWHERE W OF 116W WINDS LESS THAN 20 KT. SEAS 8 
 TO 14 FT IN NW SWELL...HIGHEST N OF 21N W OF 125W.
 
 .12 HOUR FORECAST WITHIN 30 NM EITHER SIDE OF LINE FROM 16N95W 
 TO 14N95W INCLUDING GULF OF TEHAUNTEPEC...N WINDS 20 KT. SEAS 
 LESS THAN 8 FT.
 .24 HOUR FORECAST WITHIN 60 NM EITHER SIDE OF LINE FROM 16N95W 
 TO 14N95W INCLUDING GULF OF TEHAUNTEPEC...N TO NE WINDS 20 TO
 25 KT. SEAS TO 8 FT.
 .30 HOUR FORECAST EXCEPT AS NOTED IN WARNING...WITHIN 90 NM 
 EITHER SIDE OF LINE FROM 16N95W TO 14N95W TO 12N98W N TO NE 
 WINDS 20 TO 30 KT. SEAS 8 TO 10 FT.
 .48 HOUR FORECAST EXCEPT AS NOTED IN WARNING...WITHIN 90 NM 
 EITHER SIDE OF LINE FROM 16N95W TO 14N95W TO 12N99W N TO NE 
 WINDS 20 TO 30 KT. SEAS 8 TO 11 FT.
 
 .REMAINDER OF AREA WINDS LESS THAN 20 KT. SEAS LESS THAN 8 FT.
 
 .CONVECTION VALID 0300 UTC WED NOV 25...
 
 .LOW NEAR 08N88W...SCATTERED MODERATE ISOLATED STRONG WITHIN 90 
 NM NE OF CENTER.
 
 .LOW NEAR 08N111W...SCATTERED MODERATE WITHIN 60 NM NE OF CENTER.
 
 .NUMEROUS MODERATE SCATTERED STRONG WITHIN 60 NM OF COASTS OF 
 COSTA RICA AND PANAMA.
 
 .SCATTERED MODERATE FROM 10N TO 11N BETWEEN 117W AND 120W.
 
 .INTERTROPICAL CONVERGENCE ZONE...08N79W TO 08N86W TO 05N98W TO 
 08N110W TO 08N140W. SCATTERED MODERATE WITHIN 120 NM S OF AXIS 
 BETWEEN 107W AND 109W.   
 
 

 .FORECASTER LEWITSKY. TROPICAL PREDICTION CENTER.
 

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