000
FZPN03 KNHC 170919
HSFEP2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
1030 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 0600 UTC THU SEP 17.
24 HOUR FORECAST VALID 0600 UTC FRI SEP 18.
48 HOUR FORECAST VALID 0600 UTC SAT SEP 19.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.POST-TROPICAL CYCLONE KARINA NEAR 23.3N 125.3W 1006 MB AT 0600
UTC SEP 17 MOVING NW OR 305 DEG AT 7 KT. MAXIMUM SUSTAINED WINDS
30 KT GUSTS 40 KT. WITHIN 24N124W TO 23N127W TO 25N128W TO 
26N126W TO 26N124W TO 24N124W WINDS 20 TO 30 KT. SEAS 9 TO 11 FT.
.24 HOUR FORECAST POST-TROPICAL REMNANT LOW KARINA NEAR 23.9N 
127.6W 1009 MB. MAXIMUM SUSTAINED WINDS 25 KT GUSTS 35 KT. WITHIN
24N129W TO 24N130W TO 25N130W TO 25N129W TO 24N129W NE WINDS 20 
TO 25 KT. SEAS 8 TO 9 FT. 
.48 HOUR FORECAST POST-TROPICAL REMNANT LOW KARINA NEAR 23.5N 
123.0W 1011 MB. MAXIMUM SUSTAINED WINDS 20 KT GUSTS 30 KT. WINDS 
20 KT OR LESS. SEAS LESS THAN 8 FT.
.60 HOUR FORECAST...DISSIPATED.

.WITHIN 03.4S99W TO 03.4S114W TO 02S109W TO 02S105W TO 03S101W
TO 03.4S99W WINDS 20 KT OR LESS. SEAS 8 FT IN SE SWELL.
.24 HOUR FORECAST WITHIN 01.5N139.5W TO 01N140W TO 02N140W TO 
02N139.5W TO 02N139.5W TO 01.5N139.5W WINDS 20 KT OR LESS. SEAS 8
FT IN S TO SW SWELL.
.48 HOUR FORECAST WITHIN 03.4S115W TO 03.4S120W TO 03S120W TO 
03S118.5W TO 03S115.5W TO 03.4S115W WINDS 20 KT OR LESS. SEAS 8 
FT IN SE SWELL.

.12 HOUR FORECAST WITHIN 08N109W TO 07N111W TO 08N111W TO
08N111W TO 08N109W TO 08N109W WINDS 20 KT OR LESS. SEAS 8 FT IN
S TO SW SWELL.
.24 HOUR FORECAST WITHIN 09N111W TO 10N111W TO 11N110W TO 
10N109W TO 09N111W WINDS 20 KT OR LESS. SEAS 8 FT IN S TO SW 
SWELL.
.36 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS 
LESS THAN 8 FT IN SE TO S SWELL.

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

CONVECTION VALID AT 0840 UTC THU SEP 17...

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
MONSOON TROUGH AXIS EXTENDS FROM 12N78W TO 10N84W TO 14N97W TO 
LOW PRES 1010 MB NEAR 13N110W TO 16N127W TO 14N140W. SCATTERED 
MODERATE ISOLATED STRONG CONVECTION IS NOTED ALONG THE COAST OF 
COLOMBIA FROM 02N TO 07N E OF 80W, WITHIN 120 NM EITHER SIDE OF 
LINE FROM 19N110W TO 07.5N118W, AND FROM 19N TO 23.5N E OF 108W 
TO THE MEXICAN COAST. SCATTERED MODERATE TO STRONG CONVECTION 
NOTED FROM 05N TO 13.5N BETWEEN 82W AND 92W, AND FROM 09N TO 12N 
BETWEEN 96W AND 100W.

$$
.FORECASTER STRIPLING. NATIONAL HURRICANE CENTER.