000
FZPN03 KNHC 201528
HSFEP2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
1630 UTC SUN SEP 20 2026

SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 SUN SEP 20.
24 HOUR FORECAST VALID 1200 UTC MON SEP 21.
48 HOUR FORECAST VALID 1200 UTC TUE SEP 22.

.WARNINGS.

...HURRICANE WARNING...
.TROPICAL STORM ODALYS NEAR 11.1N 125.5W 1003 MB AT 1500 UTC SEP
20 MOVING WNW OR 285 DEG AT 8 KT. MAXIMUM SUSTAINED WINDS 40 KT
GUSTS 50 KT. TROPICAL STORM FORCE WINDS WITHIN 0 NM S
SEMICIRCLE...60 NM NE QUADRANT AND 40 NM NW QUADRANT.  SEAS 4 M
OR GREATER WITHIN 0 NM OF CENTER EXCEPT 60 NM NE QUADRANT WITH
SEAS TO 4.0 M. ELSEWHERE WITHIN 15N122W TO 16N124W TO 15N128W TO
09N128W TO 09N125W TO 11N122W TO 15N122W WINDS 20 TO 33 KT. SEAS
2.5 TO 4.0 M.
.24 HOUR FORECAST TROPICAL STORM ODALYS NEAR 13.3N 128.1W. 
MAXIMUM SUSTAINED WINDS 60 KT GUSTS 75 KT. TROPICAL STORM FORCE 
WINDS WITHIN 80 NM NE QUADRANT...50 NM SE QUADRANT...30 NM SW 
QUADRANT...AND 60 NM NW QUADRANT. SEAS 4 M OR GREATER WITHIN 120 
NM E SEMICIRCLE...90 NM NW QUADRANT...AND 45 NM SW QUADRANT WITH 
SEAS TO 7.0 M. ELSEWHERE WITHIN 14N125W TO 18N129W TO 17N130W TO 
10N129W TO 10N125W TO 14N125W WINDS 20 TO 33 KT. SEAS 3.0 TO 4.0 
M. REMAINDER AREA WITHIN 16N122W TO 20N127W TO 17N132W TO 13N132W
TO 09N126W TO 12N122W TO 16N122W WINDS 20 KT OR LESS. SEAS 2.5 
TO 3.0 M IN MIXED SWELL.
.36 HOUR FORECAST HURRICANE ODALYS NEAR 14.1N 129.0W. MAXIMUM 
SUSTAINED WINDS 70 KT GUSTS 85 KT.
.48 HOUR FORECAST HURRICANE ODALYS NEAR 14.5N 129.2W. MAXIMUM 
SUSTAINED WINDS 75 KT GUSTS 90 KT. TROPICAL STORM FORCE WINDS 
WITHIN 80 NM NE QUADRANT...60 NM SE QUADRANT...50 NM SW 
QUADRANT...AND 70 NM NW QUADRANT. SEAS 4 M OR GREATER WITHIN 150 
NM E SEMICIRCLE...180 NM NW QUADRANT...AND 120 NM SW QUADRANT 
WITH SEAS TO 7 M. ELSEWHERE WITHIN 15N124W TO 19N129W TO 17N133W 
TO 14N132W TO 10N130W TO 11N127W TO 15N124W WINDS 20 TO 33 KT. 
SEAS 3.0 TO 4.0 M. REMAINDER AREA WITHIN 20N126W TO 22N130W TO 
23N140W TO 17N140W TO 10N130W TO 14N123W TO 20N126W WINDS 20 KT 
OR LESS. SEAS 2.5 TO 3.0 M IN MIXED SWELL.

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

...STORM WARNING...
.LOW PRES NEAR 14N106W 1007 MB. WITHIN 14N103W TO 16N104W TO 
16N106W TO 12N107W TO 10N105W TO 11N103W TO 14N103W WINDS 20 TO 
30 KT. SEAS 2.5 TO 3.0 M.
.24 HOUR FORECAST LOW PRES...POSSIBLE TROPICAL CYCLONE...NEAR 
15N104.5W 1005 MB. WITHIN 15N103W TO 16N104W TO 15N105W TO 
14N105W TO 15N103W WINDS 30 TO 35 KT. SEAS 2.5 TO 4.0 M. 
ELSEWHERE WITHIN 17N104W TO 16N105W TO 15N106W TO 13N105W TO 
13N103W TO 14N102W TO 17N104W WINDS 20 TO 30 KT. SEAS 2.5 TO 3.5 
M. REMAINDER AREA WITHIN 16N103W TO 17N106W TO 15N107W TO 13N106W
TO 12N104W TO 14N102W TO 16N103W WINDS 20 KT OR LESS. SEAS 2.5 
TO 3.0 M IN MIXED SWELL.
.48 HOUR FORECAST LOW PRES...POSSIBLE TROPICAL CYCLONE...NEAR 
14.5N102.5W 1003 MB. WITHIN 15N102W TO 15N103W TO 14N103W TO 
14N102W TO 15N102W WINDS 30 TO 50 KT. SEAS 4.0 TO 5.5 M. 
ELSEWHERE WITHIN 15N101W TO 17N102W TO 15N105W TO 14N105W TO 
12N102W TO 13N101W TO 15N101W WINDS 20 TO 30 KT. SEAS 3.0 TO 4.0 
M. REMAINDER AREA WITHIN 17N100W TO 17N104W TO 15N105W TO 12N105W
TO 11N102W TO 14N99W TO 17N100W WINDS 20 KT OR LESS. SEAS 2.5 TO
3.0 M IN MIXED SWELL.

.SYNOPSIS AND FORECAST.

.WITHIN 22N130W TO 23N134W TO 23N140W TO 17N140W TO 16N135W TO
17N129W TO 22N130W NE TO E WINDS 20 TO 25 KT. SEAS 2.5 TO 3.0 M.
.24 HOUR FORECAST WITHIN 22N133W TO 25N135W TO 26N140W TO 
15N140W TO 17N133W TO 22N133W NE TO E WINDS 20 TO 25 KT. SEAS 2.5
TO 3.0 M. 
.48 HOUR FORECAST CONDITIONS MERGED WITH ODALYS.

.REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 2.5 M.

CONVECTION VALID AT 1500 UTC SUN SEP 20...

TROPICAL STORM ODALYS...NUMEROUS MODERATE TO STRONG CONVECTION 
IS FROM 08N TO 12N BETWEEN 123W AND 127W. SCATTERED MODERATE AND 
ISOLATED STRONG CONVECTION IS FOUND ELSEWHERE FROM 03N TO 13N 
BETWEEN 120W AND 130W.

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
MONSOON TROUGH FROM 10N85W TO 10N91W TO 15N106W TO 11N122W. IT 
RESUMES NEAR 11N130W TO 14N140W. SCATTERED MODERATE ISOLATED 
STRONG FROM 02N TO 12N EAST OF 90W...FROM 05N TO 12N BETWEEN 92W
AND 100W...FROM 11N TO 18N BETWEEN 101W AND 109W...FROM 05N TO 
10N BETWEEN 109W AND 116W...AND FROM 02N TO 16N BETWEEN 130W AND
140W.

$$
.FORECASTER AL. NATIONAL HURRICANE CENTER.