000
FZPN03 KNHC 202141
HSFEP2

HIGH SEAS FORECAST 
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL 
2230 UTC MON DEC 20 2010

SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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

E PACIFIC FROM THE EQUATOR TO 30N E OF 140W

SYNOPSIS VALID 1800 UTC MON DEC 20.
24 HOUR FORECAST VALID 1800 UTC TUE DEC 21.
48 HOUR FORECAST VALID 1800 UTC WED DEC 22.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.COLD FRONT 30N124W TO 23N140W.  N OF 28N WITHIN 240 NM E OF 
FRONT  SW WINDS 20 TO 25 KT.  SEAS 9 TO 10 FT.  ELSEWHERE WITHIN 
300 NM SE OF FRONT  WINDS LESS THAN 20 KT.  SEAS 9 TO 11 FT IN 
NW SWELL.  NW OF FRONT  WINDS LESS THAN 20 KT.  SEAS 11 TO 13 FT 
IN NW SWELL.
.24 HOUR FORECAST  COLD FRONT 30N119W TO 20N130W THEN STATIONARY 
FRONT TO 17N140W.  N OF 27N W OF 125W  W WINDS 20 TO 25 KT.  
SEAS 11 TO 13 FT IN NW SWELL.  ELSEWHERE NW OF LINE 30N116W TO 
10N100W TO 00N125W  WINDS LESS THAN 20 KT.  SEAS TO 10 FT IN NW 
SWELL.
.48 HOUR FORECAST  COLD FRONT 30N118W TO 22N122W.  N OF 27N W OF 
FRONT TO 125W  NW WINDS 20 KT.  SEAS 10 TO 14 FT IN NW SWELL. 
ELSEWHERE W OF 118W  WINDS LESS THAN 20 KT.  SEAS 8 TO 12 FT IN 
NW SWELL.

.LOW PRES 07N87W 1008 MB.  WITHIN 180 NM SE SEMICIRCLE  SW WINDS 
20 KT.  SEAS LESS THAN 8 FT.
.24 HOUR FORECAST  LOW PRES NEAR 06N89W 1009 MB.  WITHIN 180 NM 
SE SEMICIRCLE  SW WINDS 20 KT.  SEAS LESS THAN 8 FT.
.48 HOUR FORECAST  WEAK TROUGH FROM 05N95W TO 09N92W. 
WITHIN 90 NM W OF TROUGH  NE WINDS 20 KT.  SEAS LESS THAN 8 FT.

.LOW PRES AT 09N119W 1010 MB.  WITHIN 120 NM SE QUADRANT  S 
WINDS 20 KT.  SEAS TO 8 FT. 
.24 HOUR FORECAST  TROUGH 09N121W TO 18N119W.  WINDS LESS THAN 
20 KT.  SEAS LESS THAN 8 FT.

.GULF OF PAPAGAYO FROM 09N TO 11N E OF 89W  NE TO E WINDS 20 KT. 
SEAS LESS THAN 8 FT.
.24 HOUR FORECAST  LITTLE CHANGE.
.48 HOUR FORECAST  LITTLE CHANGE. 

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

CONVECTION VALID AS OF 2100 UTC MON DEC 20...

.INTERTROPICAL CONVERGENCE ZONE AXIS 05N77W TO LOW PRES AT 
07N87W TO 05N90W TO 05N100W TO 12N116W TO LOW PRES AT 10N121W TO 
06N140W.  NO SIGNIFICANT CONVECTION.
 
$$
.FORECASTER WALLY BARNES.  TROPICAL PREDICTION CENTER.