000
FZPN03 KNHC 201610
HSFEP2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
1630 UTC THU FEB 20 2020

SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 AND 03.4S TO THE
EQUATOR E OF 120W

SYNOPSIS VALID 1200 UTC THU FEB 20.
24 HOUR FORECAST VALID 1200 UTC FRI FEB 21.
48 HOUR FORECAST VALID 1200 UTC SAT FEB 22.

.WARNINGS.

...GALE WARNING...
.N OF 12.5N BETWEEN 94W AND 96W...INCLUDING THE GULF OF 
TEHUANTEPEC...N WINDS 20 TO 30 KT. SEAS 8 TO 10 FT.
.09 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS 
LESS THAN 8 FT.
.15 HOUR FORECAST N OF 14N BETWEEN 94W AND 96W...INCLUDING THE
GULF OF TEHUANTEPEC...N WINDS 20 TO 30 KT. SEAS LESS THAN 8 FT.
.18 HOUR FORECAST N OF 13.5N BETWEEN 94.5W AND 95.5W...INCLUDING
THE GULF OF TEHUANTEPEC...N TO NE WINDS 25 TO 35 KT. SEAS 8 TO 10
FT.
.24 HOUR FORECAST WITHIN 30 NM EITHER SIDE OF LINE FROM 14N95.5W
TO 15N95W TO 16N95W...INCLUDING THE GULF OF TEHUANTEPEC...N TO NE
WINDS 30 TO 40 KT. SEAS 12 TO 14 FT. ELSEWHERE WITHIN 60 NM 
EITHER SIDE OF LINE FROM 12N97W TO 14N95.5W TO 16N95W...INCLUDING
THE GULF OF TEHUANTEPEC...N TO NE WINDS 20 TO 30 KT. SEAS 8 TO 
12 FT.
.48 HOUR FORECAST WITHIN 45 NM EITHER SIDE OF LINE FROM 11N98W TO 
13N96.5W TO 14.5N95W TO 16N95W...INCLUDING THE GULF OF 
TEHUANTEPEC...N TO NE WINDS 305 TO 45 KT. SEAS 12 TO 22 FT.
ELSEWHERE N OF 08.5N BETWEEN 92W AND 99.5W N TO NE WINDS 20 TO 
30 KT. SEAS 8 TO 16 FT.

.SYNOPSIS AND FORECAST.

.WITHIN 75 NM EITHER SIDE OF LINE FROM 08.5N91W TO 10N88.5W TO 
11.5N86W...INCLUDING THE GULF OF PAPAGAYO...NE WINDS 20 TO 30 
KT. SEAS 8 TO 9 FT.
.24 HOUR FORECAST FROM 09.5N TO 12N E OF 90W...INCLUDING THE 
GULF OF PAPAGAYO...NE TO E WINDS 20 TO 30 KT. SEAS 8 FT.
.48 HOUR FORECAST WITHIN 75 NM EITHER SIDE OF LINE FROM 08.5N90W
TO 10N87.5W TO 11N86W...INCLUDING THE GULF OF PAPAGAYO...NE 
WINDS 20 TO 30 KT. SEAS 8 TO 10 FT.

.FROM 06N TO 21N W OF 135W WINDS 20 KT OR LESS. SEAS 8 TO 9 FT IN
MIXED NW AND SE SWELL.
.24 HOUR FORECAST W OF LINE FROM 30N128W TO 23N137W TO 11N129W TO
06N140W WINDS 20 KT OR LESS. SEAS 8 TO 9 FT IN NW AND SE SWELL.
.48 HOUR FORECAST FROM 07N TO 15N W OF 130W NE WINDS 20 TO 25 KT.
SEAS 8 TO 10 FT. ELSEWHERE W OF LINE FROM 30N121W TO 08N128W TO
05N140W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN NW AND SE SWELL.

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

CONVECTION VALID AT 1550 UTC THU FEB 20...

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
SURFACE TROUGH FROM 06N77W TO 06N83W TO 03N100W TO 03N106W. ITCZ
CONTINUES FROM 03N106W TO 04N116W TO 07N128W BEYOND 06N140W. 
SCATTERED MODERATE ISOLATED STRONG FROM 02N TO 04N E OF 80W... 
WITHIN 150 NM EITHER SIDE OF SURFACE TROUGH BETWEEN 81W AND 
94W...AND WITHIN 120 NM N OF SURFACE TROUGH/ITCZ BETWEEN 105W 
AND 107W.

$$
.FORECASTER MT. NATIONAL HURRICANE CENTER.