000
FZPN03 KNHC 202111
HSFEP2

HIGH SEAS FORECAST
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL
2230 UTC FRI APR 20 2007
SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS

SECURITE

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

SYNOPSIS VALID 1800 UTC FRI APR 20
24 HOUR FORECAST VALID 1800 UTC SAT APR 21
48 HOUR FORECAST VALID 1800 UTC SUN APR 22

.WARNINGS.
.NONE.

.SYNOPSIS AND FORECAST.
.COLD FRONT 30N119W 27N130W 30N140W AND RIDGE 30N140W 13N101W. N 
OF FRONT NW WINDS 20 TO 25 KT SEAS 8 TO 10 FT. ELSEWHERE N OF 
18N E OF RIDGE TO 109W NW WINDS TO 20 KT SEAS 8 TO 10 FT IN N 
SWELL. FROM 8N TO 22N W OF 127W NE WINDS 20 KT SEAS 8 TO 10 FT 
IN NE SWELL. ELSEWHERE SW OF RIDGE WINDS LESS THAN 20 KT SEAS TO 
9 FT PRIMARILY IN N SWELL.
.24 HOUR FORECAST FRONT INLAND AND RIDGE 29N140W 13N105W. N OF 
13N E OF RIDGE TO 105W WINDS LESS THAN 20 KT SEAS TO 8 FT IN NW 
SWELL. FROM 8N TO 20N SW OF RIDGE NE WINDS TO 20 KT SEAS TO 9 FT.
.48 HOUR FORECAST RIDGE 28N140W 14N105W. FROM 5N TO 17N SW OF 
RIDGE NE WINDS TO 20 KT SEAS TO 9 FT.

.S OF 8N E OF 105W WINDS LESS THAN 20 KT SEAS TO 8 FT PRIMARILY 
IN SW SWELL. 
.24 HOUR FORECAST WINDS LESS THAN 20 KT SEAS LESS THAN 8 FT.

.48 HOUR FORECAST COLD FRONT 30N134W 29N140W. NW OF FRONT WINDS 
LESS THAN 20 KT SEAS 8 TO 10 FT IN FRESH NW SWELL. 

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

CONVECTION VALID 2100 UTC FRI APR 20...
INTERTROPICAL CONVERGENCE ZONE...AXIS 9N78W 6N110W 2N125W 
2N140W. SCATTERED MODERATE ISOLATED STRONG WITHIN 150 NM EITHER 
SIDE OF LINE 6N78W 7N88W AND LINE 4N94W 5N100W AND WITHIN 90 NM 
EITHER SIDE OF LINE 7N106W 6N117W. 

$$
FORECASTER NELSON
TROPICAL PREDICTION CENTER
TROPICAL ANALYSIS AND FORECAST BRANCH