000
FZPN03 KNHC 241023
HSFEP2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
1030 UTC THU SEP 24 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 24.
24 HOUR FORECAST VALID 0600 UTC FRI SEP 25.
48 HOUR FORECAST VALID 0600 UTC SAT SEP 26.

.WARNINGS.

...TROPICAL STORM WARNING...
.TROPICAL STORM LOWELL NEAR 21.2N 123.7W 1003 MB AT 0900 UTC SEP
24 MOVING WNW OR 285 DEG AT 9 KT. MAXIMUM SUSTAINED WINDS 40 KT
GUSTS 50 KT. TROPICAL STORM FORCE WINDS WITHIN 80 NM E
SEMICIRCLE. SEAS 12 FT OR GREATER WITHIN 120 NM N AND 60 NM S 
SEMICIRCLES WITH SEAS TO 19 FT. ELSEWHERE WITHIN 20N122W TO 
20N124W TO 21N126W TO 24N125W TO 24N122W TO 20N122W WINDS 20 TO
33 KT. SEAS 9 TO 12 FT. REMAINDER AREA WITHIN 19N121W TO 18N125W
TO 21N128W TO 26N123W TO 24N120W TO 19N121W WINDS 20 KT OR LESS.
SEAS 8 TO 10 FT IN MIXED SWELL.
.24 HOUR FORECAST TROPICAL STORM LOWELL NEAR 21.7N 127.3W. 
MAXIMUM SUSTAINED WINDS 35 KT GUSTS 45 KT. TROPICAL STORM FORCE 
WINDS WITHIN 60 NM NE...40 NM SE...0 NM SW AND 50 NM NW 
QUADRANTS. SEAS 12 FT OR GREATER WITHIN 120 NM NW AND 45 NM SE 
SEMICIRCLES WITH SEAS TO 17 FT. ELSEWHERE WITHIN 21N126W TO 
20N128W TO 21N130W TO 25N129W TO 24N125W TO 21N126W WINDS 20 TO 
33 KT. SEAS 9 TO 12 FT. REMAINDER AREA WITHIN 20N126W TO 19N129W 
TO 21N131W TO 25N130W TO 25N125W TO 20N126W WINDS 20 KT OR LESS. 
SEAS 8 TO 10 FT IN MIXED SWELL.
.48 HOUR FORECAST TROPICAL DEPRESSION LOWELL NEAR 21.5N 132.1W. 
MAXIMUM SUSTAINED WINDS 30 KT GUSTS 40 KT. SEAS 12 FT OR GREATER 
WITHIN 90 NM NW SEMICIRCLE WITH SEAS TO 15 FT. WITHIN 20N131W TO 
21N134W TO 24N136W TO 26N133W TO 23N130W TO 20N131W WINDS 20 TO 
30 KT. SEAS 8 TO 14 FT.
.72 HOUR FORECAST POST-TROPICAL REMNANT LOW LOWELL NEAR 21.2N 
137.4W. MAXIMUM SUSTAINED WINDS 25 KT GUSTS 35 KT.
EXTENDED OUTLOOK...USE FOR GUIDANCE ONLY...ERRORS MAY BE LARGE.
.96 HOUR FORECAST POST-TROPICAL REMNANT LOW LOWELL NEAR 21.2N 
142.7W. MAXIMUM SUSTAINED WINDS 25 KT GUSTS 35 KT.
.120 HOUR FORECAST POST-TROPICAL REMNANT LOW LOWELL NEAR 21.7N 
146.9W. MAXIMUM SUSTAINED WINDS 20 KT GUSTS 30 KT.

FORECAST WINDS IN AND NEAR ACTIVE TROPICAL CYCLONES SHOULD BE
USED WITH CAUTION DUE TO UNCERTAINTY IN FORECAST TRACK...SIZE
AND INTENSITY.

.SYNOPSIS AND FORECAST.

.NW OF LINE FROM 30N137W TO 28N140W WINDS 20 KT OR LESS. SEAS 8
TO 10 FT IN NW SWELL.
.24 HOUR FORECAST NW OF LINE FROM 30N121W TO 19N140W WINDS 20 KT
OR LESS. SEAS 8 TO 12 FT IN NW SWELL.
.48 HOUR FORECAST ELSEWHERE NW OF LINE FROM 28N115W TO 10N140W 
WINDS 20 KT OR LESS. SEAS 8 TO 11 FT IN NW SWELL.

.WITHIN 07N91W TO 07N97W TO 08N97W TO 08N91W TO 07N91W WINDS 20 
KT OR LESS. SEAS 8 FT IN SW SWELL.
.24 HOUR FORECAST WITHIN 08N89W TO 08N98W TO 10N98W TO 10N90W TO
08N89W WINDS 20 KT OR LESS. SEAS 8 TO 9 FT IN SW SWELL.
.48 HOUR FORECAST 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 0900 UTC THU SEP 24...

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
MONSOON TROUGH FROM 10N86W TO 10N95W TO 12N102W TO 10N111W... 
RESUMES NEAR 14N124W TO 10N134W. ITCZ FROM 10N134W TO 11N140W. 
SCATTERED MODERATE TO STRONG WITHIN 60 NM OF COAST BETWEEN 87W 
AND 95W. SCATTERED MODERATE ISOLATED STRONG FROM 07N TO 11N 
BETWEEN 86W AND 98W. SCATTERED MODERATE FROM 08N TO 12N BETWEEN 
107W AND 118W.

$$ 
.FORECASTER MUNDELL. NATIONAL HURRICANE CENTER.