461 
FZPN03 KNHC 171608
HSFEP2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
1630 UTC THU SEP 17 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 SEP 17.
24 HOUR FORECAST VALID 1200 UTC FRI SEP 18.
48 HOUR FORECAST VALID 1200 UTC SAT SEP 19.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.LOW PRESSURE NEAR 23N126W 1007 MB. WITHIN 22N126W TO 22N128W TO
25N130W TO 26N127W TO 26N125W TO 22N126W N WINDS 20 TO 25 KT. 
SEAS 8 TO 10 FT IN SE SWELL.
.24 HOUR FORECAST LOW DISSIPATED. CONDITIONS IMPROVE. WINDS 20 
KT OR LESS. SEAS LESS THAN 8 FT.

.36 HOUR FORECAST LITTLE CHANGE.

.WITHIN 03.4S95W TO 03.4S120W TO 02N110W TO 02N107W TO 03.4S95W
WINDS 20 KT OR LESS. SEAS 8 FT IN SE SWELL.
.12 HOUR FORECAST WITHIN 06N105W TO 06N113W TO 08N115W TO
12N107W TO 10N104W TO 06N105W WINDS 20 KT OR LESS. SEAS 8 FT IN
S TO SW SWELL.
.24 HOUR FORECAST WITHIN 07N106W TO 08N114W TO 10N114W TO
12N111W TO 13N106W TO 07N106W WINDS 20 KT OR LESS. SEAS 8 FT IN
S SWELL.
.48 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS
LESS THAN 8 FT.

.WITHIN 04N81W TO 00N86W TO 01N86W TO 06N85W TO 06N82W TO 04N81W
WINDS 20 KT OR LESS. SEAS 8 FT IN S TO SW SWELL.
.24 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS
LESS THAN 8 FT.

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

CONVECTION VALID AT 1500 UTC THU SEP 17...

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
MONSOON TROUGH FROM 09N85W TO 15N105W TO 1010 MB LOW PRESSURE 
NEAR 07N125W...FROM 15N125W TO 14N140W. SCATTERED MODERATE 
CONVECTION WITHIN 120 NM OF THE COAST OF NICARAGUA. SCATTERED 
MODERATE ISOLATED STRONG FROM 08N TO 10N BETWEEN 91W AND 93W. 
SCATTERED MODERATE FROM 10N TO 12N BETWEEN 97W AND 100W.

$$
.FORECASTER CHRISTENSEN. NATIONAL HURRICANE CENTER.